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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 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
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	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.
172		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	250	that call.
178		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
265		404
266	=item cf::lock_wait $string	405	=item cf::lock_wait $string
267		406
268	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
269		408
270	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
271		410
272	Wait until the given lock is available and then acquires it and returns	411	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,	412	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	413	for example when the coroutine gets canceled), the lock is automatically
275	returned.	414	returned.
276		415
277	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	417	deadlocked coro.
…		…
284		423
285	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
286		425
287	=cut	426	=cut
288		427
289	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		429
292	sub lock_wait($) {	430	sub lock_wait($) {
293	my ($key) = @_;	431	$LOCKS->wait ($_[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} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	432	}
306		433
307	sub lock_acquire($) {	434	sub lock_acquire($) {
308	my ($key) = @_;	435	$LOCKS->guard ($_[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	}	436	}
322		437
323	sub lock_active($) {	438	sub lock_active($) {
324	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	440	}
328		441
329	sub freeze_mainloop {	442	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
331		444
332	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	446	}
334	};	447
335	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
336	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
337	}	461	}
338		462
339	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
340		464
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		473
350	=cut	474	=cut
351		475
352	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
354		479
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
357	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
358		486
359	while () {	487	while () {
360	next_job:	488	next_job:
		489
361	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	491
363	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	496	$job->[2]->send;
367	Coro::cede;	497	Coro::cede;
368	goto next_job;	498	goto next_job;
369	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	501	}
371	}	502	}
372		503
373	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	507	$signal->wait;
377	} else {	508	} else {
		509	$busy = 0;
378	Coro::schedule;	510	Coro::schedule;
379	}	511	}
380	}	512	}
381	};	513	};
382		514
383	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
384	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
385		519
386	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
387	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
388		523
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
402		537
403	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
404		539
405	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
406		541
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	545	acceptable.
411		546
412	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	552	=cut
418		553
419	sub sync_job(&) {	554	sub sync_job(&) {
420	my ($job) = @_;	555	my ($job) = @_;
421		556
422	if ($Coro::current == $Coro::main) {	557	if (in_main) {
423	my $time = Event::time;	558	my $time = AE::time;
424		559
425	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
427		562
428	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	564
430	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
431		566
432	my $busy = 1;	567	my $busy = 1;
433	my @res;	568	my @res;
434		569
435	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	572	@res = eval { $job->() };
437	warn $@ if $@;	573	error $@ if $@;
438	undef $busy;	574	undef $busy;
439	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
440		576
441	while ($busy) {	577	while ($busy) {
442	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
443	}	582	}
		583	}
444		584
445	$time = Event::time - $time;	585	my $time = AE::time - $time;
446		586
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
451		588
452	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
453	} else {	590	} else {
454	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
455		592
…		…
475	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
476		613
477	$coro	614	$coro
478	}	615	}
479		616
480	=item fork_call { }, $args	617	=item fork_call { }, @args
481		618
482	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
486		623
487	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
488		629
489	sub fork_call(&@) {	630	sub fork_call(&@) {
490	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
491		632
492	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
495		636
496	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
497	reset_signals;	638	cf::post_fork;
498	&$cb	639	&$cb
499	}, @args;	640	} @args;
500		641
501	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
502	}	681	}
503		682
504	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
505		684
506	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
509		688
510	Stores the given C<$value> in the family. It can currently store binary	689	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	690	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		691
		692	=item $db = cf::db_table "name"
		693
		694	Create and/or open a new database table. The string must not be "db" and must be unique
		695	within each server.
		696
513	=cut	697	=cut
		698
		699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
		703	my ($name) = @_;
		704	my $db = BDB::db_create $DB_ENV;
		705
		706	eval {
		707	$db->set_flags (BDB::CHKSUM);
		708
		709	utf8::encode $name;
		710	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		711	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		712	cf::cleanup "db_open(db): $!" if $!;
		713	};
		714	cf::cleanup "db_open(db): $@" if $@;
		715
		716	$db
		717	}
514		718
515	our $DB;	719	our $DB;
516		720
517	sub db_init {	721	sub db_init {
518	unless ($DB) {	722	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	723	}
533		724
534	sub db_get($$) {	725	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
536		727
537	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
538	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
539		732
540	$! ? ()	733	$! ? ()
541	: $data	734	: $data
542	}
543	}	735	}
544		736
545	sub db_put($$$) {	737	sub db_put($$$) {
546	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
603		795
604	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	797	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
607		799
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		801
610	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
613		805
…		…
623		815
624	=cut	816	=cut
625		817
626	sub datalog($@) {	818	sub datalog($@) {
627	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	821	}
630		822
631	=back	823	=back
632		824
633	=cut	825	=cut
634		826
635	#############################################################################	827	#############################################################################
636		828
637	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
638		830
639	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
642		834
643	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	837	Deliantra).
646		838
647	=over 4	839	=over 4
648		840
649	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
650		842
…		…
694	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
695		887
696	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
698		890
699	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
701		893
702	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
703		895
704	=over 4	896	=over 4
…		…
828		1020
829	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1023
832	} elsif (ref $type) {	1024	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
834		1026
835	} else {	1027	} else {
836	shift @arg;	1028	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
838	}	1030	}
839	}	1031	}
840	}	1032	}
841		1033
842	sub _object_attach {	1034	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
853	}	1045	}
854		1046
855	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
856	} else {	1048	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1050	}
859		1051
860	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
861	}	1053	}
862		1054
…		…
921		1113
922	for (@$callbacks) {	1114	for (@$callbacks) {
923	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
924		1116
925	if ($@) {	1117	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1119	override;
929	}	1120	}
930		1121
931	return 1 if $override;	1122	return 1 if $override;
932	}	1123	}
933		1124
934	0	1125	0
935	}	1126	}
936		1127
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1129
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1131
941	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
942		1133
…		…
948		1139
949	=cut	1140	=cut
950		1141
951	#############################################################################	1142	#############################################################################
952	# object support	1143	# object support
953	#
954		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
955	sub _can_merge {	1178	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
957		1180
958	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1182
962	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
963	}	1185	}
964		1186
965	sub reattach {	1187	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1189	my ($obj) = @_;
968		1190
		1191	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1193
971	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
972		1195
973	@$registry = ();	1196	@$registry = ();
974		1197
…		…
979	for (@$attach) {	1202	for (@$attach) {
980	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
982	}	1205	}
983	} else {	1206	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1208	}
986	}	1209	}
987	}	1210	}
988		1211
989	cf::attachable->attach (	1212	cf::attachable->attach (
990	prio => -1000000,	1213	prio => -1000000,
991	on_instantiate => sub {	1214	on_instantiate => sub {
992	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
993		1216
994	$data = from_json $data;	1217	$data = decode_json $data;
995		1218
996	for (@$data) {	1219	for (@$data) {
997	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
998		1221
999	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1236	);
1014		1237
1015	sub object_freezer_save {	1238	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1017		1240
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1241	sync_job {
1021	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1024		1247
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1029	close $fh;	1255	aio_close $fh;
1030		1256
1031	if (@$objs) {	1257	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1037	close $fh;	1266	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1268	}
1040	} else {	1269	} else {
1041	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1042	}	1271	}
1043		1272
1044	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1277	} else {
1046	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1047	}	1279	}
1048	} else {	1280	} else {
1049	aio_unlink $filename;	1281	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1051	}	1283	}
1052	};	1284	};
1053
1054	undef $guard;
1055	}	1285	}
1056		1286
1057	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1059		1289
…		…
1064		1294
1065	sub object_thawer_load {	1295	sub object_thawer_load {
1066	my ($filename) = @_;	1296	my ($filename) = @_;
1067		1297
1068	my ($data, $av);	1298	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1299
1072	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1073	or return;	1301	or return;
1074		1302
1075	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1305	or return;
1078		1306
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1081	}	1309	}
1082		1310
		1311	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1085		1315
1086	($data, $av)	1316	($data, $av)
1087	}	1317	}
1088		1318
1089	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1146		1376
1147	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1148	}	1378	}
1149		1379
		1380	use File::Glob ();
		1381
1150	cf::player->attach (	1382	cf::player->attach (
1151	on_command => sub {	1383	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1153		1385
1154	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1155	or return;	1387	or return;
1156		1388
…		…
1179		1411
1180	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1413	if $reply;
1182		1414
1183	} else {	1415	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1417	}
1186		1418
1187	cf::override;	1419	cf::override;
1188	},	1420	},
1189	);	1421	);
1190		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1191	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1192	cf::sync_job {	1439	cf::sync_job {
1193	my %todo;	1440	my %todo;
1194		1441
1195	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1443	next unless -r $path;
…		…
1214		1461
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1464
1218	$ext{source} =	1465	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1221	. $source	1468	. $source
1222	. "\n};\n1";	1469	. "\n};\n1";
1223		1470
1224	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1225	}	1472	}
1226		1473
		1474	my $pass = 0;
1227	my %done;	1475	my %done;
1228	while (%todo) {	1476	while (%todo) {
1229	my $progress;	1477	my $progress;
1230		1478
		1479	++$pass;
		1480
		1481	ext:
1231	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1484	next ext
1234	unless exists $done{$_};	1485	unless exists $done{$_};
1235	}	1486	}
1236		1487
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1489
1239	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1244	warn $msg;	1497
1245	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1499	delete $todo{$k};
1247	}	1500	} else {
1248		1501	$done{$k} = delete $todo{$k};
1249	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1250	}	1507	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1508	}
1256		1509
1257	skip:	1510	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1260	}	1518	}
1261	};	1519	};
1262	}	1520	}
1263		1521
1264	#############################################################################	1522	#############################################################################
1265		1523
1266	=back	1524	=back
1267		1525
1268	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1269		1527
1270	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1271		1529
1272	=cut	1530	=cut
1273		1531
1274	package cf::player;	1532	package cf::player;
1275		1533
…		…
1318		1576
1319	sub exists($) {	1577	sub exists($) {
1320	my ($login) = @_;	1578	my ($login) = @_;
1321		1579
1322	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1324	}	1582	}
1325		1583
1326	sub find($) {	1584	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1586	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1597
1340	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1599	or return;
1342		1600
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1345	or return;	1602	or return;
		1603
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1349	}	1607	}
1350	}	1608	}
1351	}	1609	}
1352		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1353	sub save($) {	1624	sub save($) {
1354	my ($pl) = @_;	1625	my ($pl) = @_;
1355		1626
1356	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1357		1628
…		…
1360		1631
1361	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1362		1633
1363	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1364	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1365		1641
1366	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1643	cf::cede_to_tick;
1368	}	1644	}
1369		1645
…		…
1401	my ($pl) = @_;	1677	my ($pl) = @_;
1402		1678
1403	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1404		1680
1405	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1406	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1407		1683
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1409	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1411	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1412		1692
1413	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1415	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1453		1733
1454	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1455	my $path = path $login;	1735	my $path = path $login;
1456		1736
1457	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1743	}
1463		1744
…		…
1467		1748
1468	\@logins	1749	\@logins
1469	}	1750	}
1470		1751
1471	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1472		1755
1473	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1474	player. May block.	1757	player. May block.
1475		1758
1476	=cut	1759	=cut
…		…
1494	}	1777	}
1495		1778
1496	\@paths	1779	\@paths
1497	}	1780	}
1498		1781
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1783
1501	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1785
1550	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1551		1787
1552	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1553		1789
…		…
1585		1821
1586	=cut	1822	=cut
1587		1823
1588	sub find_by_path($) {	1824	sub find_by_path($) {
1589	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1590		1828
1591	my ($match, $specificity);	1829	my ($match, $specificity);
1592		1830
1593	for my $region (list) {	1831	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1622		1860
1623	sub generate_random_map {	1861	sub generate_random_map {
1624	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1625	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1626	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1634	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1635	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1636	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1637	(cf::region::find $rmp->{region}), $rmp->{custom}
1638	)
1639	}	1867	}
1640		1868
1641	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1642		1870
1643	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1648		1876
1649	sub register {	1877	sub register {
1650	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	1879	my $pkg = caller;
1652		1880
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		1882
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	1884	}
1658		1885
1659	# also paths starting with '/'	1886	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		1888
1662	sub thawer_merge {	1889	sub thawer_merge {
1663	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1664		1891
1665	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1670	}	1897	}
1671		1898
1672	sub normalise {	1899	sub normalise {
1673	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1674		1901
1675	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1676		1903
1677	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1678		1905
1679	# map plan:	1906	# map plan:
1680	#	1907	#
…		…
1695	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1696	$path = "$base/$path";	1923	$path = "$base/$path";
1697	}	1924	}
1698		1925
1699	for ($path) {	1926	for ($path) {
1700	redo if s{//}{/};
1701	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1702	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1703	}	1929	}
1704		1930
1705	$path	1931	$path
…		…
1719	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1720	return $self;	1946	return $self;
1721	}	1947	}
1722	}	1948	}
1723		1949
1724	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1725	()	1951	()
1726	}	1952	}
1727		1953
1728	sub init {	1954	sub init {
1729	my ($self) = @_;	1955	my ($self) = @_;
…		…
1751		1977
1752	# the temporary/swap location	1978	# the temporary/swap location
1753	sub save_path {	1979	sub save_path {
1754	my ($self) = @_;	1980	my ($self) = @_;
1755		1981
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1758	}	1984	}
1759		1985
1760	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1761	sub uniq_path {	1987	sub uniq_path {
1762	my ($self) = @_;	1988	my ($self) = @_;
1763		1989
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	1992	}
1776		1993
1777	sub decay_objects {	1994	sub decay_objects {
1778	my ($self) = @_;	1995	my ($self) = @_;
1779		1996
…		…
1861		2078
1862	sub find;	2079	sub find;
1863	sub find {	2080	sub find {
1864	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1865		2082
		2083	cf::cede_to_tick;
		2084
1866	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1867		2086
1868	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2089
1871	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1876	or return;	2092	or return;
1877		2093
1878	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1879		2095
…		…
1881	or return;	2097	or return;
1882		2098
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1886	undef $guard1;	2103	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2104	$map->reset;
1889	return find $path;	2105	return find $path;
1890	}	2106	}
1891		2107
1892	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1893	}	2109	}
1894	}	2110	}
1895		2111
1896	sub pre_load { }	2112	sub pre_load { }
1897	sub post_load { }	2113	#sub post_load { } # XS
1898		2114
1899	sub load {	2115	sub load {
1900	my ($self) = @_;	2116	my ($self) = @_;
1901		2117
1902	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2136	$f->skip_block;
1921	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1922	or return;	2138	or return;
1923		2139
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1925	if delete $self->{load_original};	2141	if delete $self->{load_original};
1926		2142
1927	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2144	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1947	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2164	$self->decay_objects;
1949	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1950	$self->update_buttons;	2166	$self->update_buttons;
1951	cf::cede_to_tick;	2167	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2168	$self->activate;
1955	}	2169	}
1956		2170
1957	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1959		2173
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2175	}
1962		2176
1963	$self->post_load;	2177	$self->post_load;
1964	}
1965		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1966	sub customise_for {	2185	sub customise_for {
1967	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1968		2187
1969	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2189	if $self->per_player;
…		…
1986	or next;	2205	or next;
1987	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
1988	or next;	2207	or next;
1989	$neigh->load;	2208	$neigh->load;
1990		2209
		2210	# now find the diagonal neighbours
1991	push @neigh,	2211	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}	2214	}
1995		2215
…		…
2002	}	2222	}
2003		2223
2004	sub find_sync {	2224	sub find_sync {
2005	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2006		2226
2007	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2008	}	2231	}
2009		2232
2010	sub do_load_sync {	2233	sub do_load_sync {
2011	my ($map) = @_;	2234	my ($map) = @_;
2012		2235
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2015		2238
2016	cf::sync_job { $map->load };	2239	$map->load;
2017	}	2240	}
2018		2241
2019	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2021		2244
…		…
2023	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2024		2247
2025	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2026		2249
2027	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2252	}
2030		2253
2031	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2032		2255
2033	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
		2257	$Coro::current->{desc} = "map prefetcher";
		2258
2034	while (%MAP_PREFETCH) {	2259	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2260	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2261	if (my $map = find $k) {
2037	$map->load if $v;	2262	$map->load if $v;
2038	}	2263	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2046		2271
2047	()	2272	()
2048	}	2273	}
2049		2274
		2275	# common code, used by both ->save and ->swapout
2050	sub save {	2276	sub _save {
2051	my ($self) = @_;	2277	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2278
2055	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2056		2280
2057	return unless $self->dirty;	2281	return unless $self->dirty;
2058		2282
…		…
2064	return if $self->{deny_save};	2288	return if $self->{deny_save};
2065		2289
2066	local $self->{last_access} = $self->last_access;#d#	2290	local $self->{last_access} = $self->last_access;#d#
2067		2291
2068	cf::async {	2292	cf::async {
		2293	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2070	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2071		2298
2072	if ($uniq) {	2299	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2302	} else {
2076	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2077	}	2304	}
2078	}	2305	}
2079		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2080	sub swap_out {	2315	sub swap_out {
2081	my ($self) = @_;	2316	my ($self) = @_;
2082		2317
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2088	return if $self->players;	2322	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;
2090	return if $self->{deny_save};
2091		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2092	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2093		2374
2094	$self->deactivate;	2375	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2377	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2378
2142	$self->unlink_save;	2379	$self->unlink_save;
2143	$self->destroy;	2380	$self->destroy;
2144	}	2381	}
2145		2382
…		…
2153		2390
2154	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2155		2392
2156	$self->unlink_save;	2393	$self->unlink_save;
2157		2394
2158	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2400
…		…
2212		2449
2213	sub unique_maps() {	2450	sub unique_maps() {
2214	[	2451	[
2215	map {	2452	map {
2216	utf8::decode $_;	2453	utf8::decode $_;
2217	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2218	? normalise $_	2457	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2459	]
2222	}	2460	}
2223		2461
2224	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2225		2493
2226	=back	2494	=back
2227		2495
2228	=head3 cf::object	2496	=head3 cf::object
2229		2497
…		…
2233		2501
2234	=over 4	2502	=over 4
2235		2503
2236	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2237		2505
2238	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2239		2508
2240	=cut	2509	=cut
2241		2510
2242	sub inv_recursive_;	2511	sub inv_recursive_;
2243	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2249	}	2518	}
2250		2519
2251	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2252		2521
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2523
2255	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2256		2525
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2258	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2260	=cut	2529	=cut
2261		2530
2262	sub deref {	2531	sub deref {
2263	my ($ref) = @_;	2532	my ($ref) = @_;
2264		2533
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2535	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2537	or return;
2272	$pl->ob->uuid eq $uuid	2538	$pl->ob->uuid eq $uuid
2273	or return;	2539	or return;
…		…
2293	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2294	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2295		2561
2296	=cut	2562	=cut
2297		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2298	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2579	# with dialog boxes.
2300	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2301	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2595
2316	} else {	2596	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2599	}
2320	}	2600	}
2321	}	2601	}
2322		2602
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2628
2349	=item $player_object->enter_link	2629	=item $player_object->enter_link
2350		2630
2351	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2352		2632
2353	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2354	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2355		2637
2356	Will never block.	2638	Will never block.
2357		2639
2358	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2359		2641
…		…
2379	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2662	my ($self) = @_;
2381		2663
2382	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2383		2665
		2666	++$self->{_link_recursion};
		2667
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2669
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2388		2672
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2674	}
2391		2675
2392	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2394		2678
…		…
2411	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2413		2697
2414	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2417		2701
2418	$map->load;	2702	$map->load;
2419	$map->load_neighbours;	2703	$map->load_neighbours;
2420		2704
2421	return unless $self->contr->active;	2705	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2706
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2426	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2427		2714
		2715	}
		2716
2428	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2429		2718
2430	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2431	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2432	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2433	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2434	be called at the end of this process.	2723	be called at the end of this process.
2435		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2436	=cut	2728	=cut
2437		2729
2438	our $GOTOGEN;	2730	our $GOTOGEN;
2439		2731
2440	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
		2740
2443	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2743
2446	$self->enter_link;	2744	$self->enter_link;
2447		2745
2448	(async {	2746	(async {
		2747	$Coro::current->{desc} = "player::goto $path $x $y";
		2748
		2749	# *tag paths override both path and x|y
		2750	if ($path =~ /^\*(.*)$/) {
		2751	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2752	my $ob = $obs[rand @obs];
		2753
		2754	# see if we actually can go there
		2755	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2756	$ob = $obs[rand @obs];
		2757	} else {
		2758	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2759	}
		2760	# else put us there anyways for now #d#
		2761
		2762	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2763	} else {
		2764	($path, $x, $y) = (undef, undef, undef);
		2765	}
		2766	}
		2767
2449	my $map = eval {	2768	my $map = eval {
2450	my $map = cf::map::find $path;	2769	my $map = defined $path ? cf::map::find $path : undef;
2451		2770
2452	if ($map) {	2771	if ($map) {
2453	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2774	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2776	}
2458		2777
2459	$map	2778	$map
2460	};	2779	};
2461		2780
…		…
2467	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2470	}	2789	}
2471		2790
2472	$done->() if $done;	2791	$done->($self) if $done;
2473	})->prio (1);	2792	})->prio (1);
2474	}	2793	}
2475		2794
2476	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2477		2796
…		…
2497	}	2816	}
2498		2817
2499	sub prepare_random_map {	2818	sub prepare_random_map {
2500	my ($exit) = @_;	2819	my ($exit) = @_;
2501		2820
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2823	# that depends on the exit object
2507		2824
2508	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2827	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2515	}	2834	}
2516		2835
2517	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2518		2837
2519	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2522		2841
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2844	undef $fh;
2526	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2527		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2530	}	2853	}
2531	}	2854	}
2532		2855
2533	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2535		2858
2536	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2537		2860
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2861	$self->enter_link;
2550		2862
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2863	(async {
2556	$self->deactivate_recursive; # just to be sure	2864	$Coro::current->{desc} = "enter_exit";
		2865
2557	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2558	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2559		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2560	1;	2887	1
2561	}) {	2888	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2564	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2893
2567	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	2895	$self->leave_link;
2569	}	2896	}
2570	})->prio (1);	2897	})->prio (1);
2571	}	2898	}
2572		2899
…		…
2584	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2586		2913
2587	utf8::encode $text;	2914	utf8::encode $text;
2588	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2589	}	2941	}
2590		2942
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		2944
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2597		2949
2598	=cut	2950	=cut
2599		2951
		2952	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2601	"c/identify" => {	2960	"c/identify" => {
2602	id => "identify",	2961	id => "infobox",
2603	title => "Identify",	2962	title => "Identify",
2604	reply => undef,	2963	reply => undef,
2605	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
2606	},	2965	},
2607	"c/examine" => {	2966	"c/examine" => {
2608	id => "examine",	2967	id => "infobox",
2609	title => "Examine",	2968	title => "Examine",
2610	reply => undef,	2969	reply => undef,
2611	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2612	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2613	);	3064	);
2614		3065
2615	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3068
2618	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2619		3071
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3073
2622	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
2624		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
2625	if (ref $channel) {	3081	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3086	}
2632		3087
2633	$channel = $channel->{id};	3088	$channel = $channel->{id};
2634	}	3089	}
2635		3090
2636	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2637		3092
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3093	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2642		3096
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3100	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3101
2657	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3103	}
2671		3104
2672	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2673		3106
2674	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2677		3110
2678	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2680		3113
2681	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}	3119	}
2687	}	3120	}
2688		3121
2689	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2690		3123
…		…
2694		3127
2695	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2697		3130
2698	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove	3134	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}	3137	}
2705	}	3138	}
2706		3139
2707	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2708		3141
…		…
2779		3212
2780	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2781	if $reply;	3214	if $reply;
2782		3215
2783	} else {	3216	} else {
2784	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2785	}	3218	}
2786		3219
2787	cf::override;	3220	cf::override;
2788	},	3221	},
2789	);	3222	);
…		…
2809		3242
2810	$coro	3243	$coro
2811	}	3244	}
2812		3245
2813	cf::client->attach (	3246	cf::client->attach (
2814	on_destroy => sub {	3247	on_client_destroy => sub {
2815	my ($ns) = @_;	3248	my ($ns) = @_;
2816		3249
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3251	},
2819	);	3252	);
…		…
2835	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2836		3269
2837	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2838		3271
2839	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2842	sort time	3275	sort time
2843	));	3276	));
2844		3277
2845	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2847	=pod	3280	=pod
2848		3281
2849	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2850		3283
2851	cf::object	3284	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2854		3288
2855	cf::object::player	3289	cf::object::player
2856	player	3290	player
2857		3291
2858	cf::player	3292	cf::player
…		…
2863		3297
2864	=cut	3298	=cut
2865		3299
2866	for (	3300	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2873	) {	3307	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3310	for @funs;
2878	}	3311	}
2879		3312
…		…
2894		3327
2895	my $qcode = $code;	3328	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2898		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2899	local $_;	3335	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3336
2902	my $eval =	3337	my $eval =
2903	"do {\n"	3338	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3341	. $code
2907	. "\n}"	3342	. "\n}"
2908	;	3343	;
2909		3344
		3345	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2913		3354
2914	if ($@) {	3355	if ($@) {
2915	warn "$@";	3356	warn "$@",
2916	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2918	}	3359	}
2919		3360
2920	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2921	}	3362	}
2922		3363
…		…
2936	=cut	3377	=cut
2937		3378
2938	sub register_script_function {	3379	sub register_script_function {
2939	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2940		3381
2941	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2943	}	3384	}
2944		3385
2945	=back	3386	=back
2946		3387
2947	=cut	3388	=cut
…		…
2956	# for this (global event?)	3397	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
2958		3399
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3401
2961	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2962		3403
2963	my $facedata;
2964	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
2965	or die "$path: $!";	3405	or die "$path: $!";
2966		3406
2967	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
2968		3408
2969	$facedata->{version} == 2	3409	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3411
2972	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2973	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,	3415	type => FT_RSRC,
2975	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
2976	};	3418	};
2977	cf::cede_to_tick;	3419	cf::cede_to_tick;
2978		3420
2979	{	3421	{
2980	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
2981		3423
2982	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
2984	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2988		3432
2989	cf::cede_to_tick;	3433	cf::cede_to_tick;
2990	}	3434	}
2991		3435
2992	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
2994	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
2995	or next;	3440	or next;
		3441
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3445	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3447	}
3002		3448
3003	cf::cede_to_tick;	3449	cf::cede_to_tick;
3004	}	3450	}
3005	}	3451	}
…		…
3014		3460
3015	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3016	}	3462	}
3017		3463
3018	{	3464	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3022		3466
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3470
3029	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3030	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3031
3032	my $meta = $enc->encode ({
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3473	} else {
3039	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3040	}	3475	}
3041		3476
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3477	cf::cede_to_tick;
3046	}	3478	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3482
3067	1	3483	1
3068	}	3484	}
3069		3485
3070	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3072		3488
3073	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3075	}	3491	}
3076	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3077		3503
3078	sub reload_regions {	3504	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3506	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3521	}
3096		3522
3097	sub reload_archetypes {	3523	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3526	}
3106		3527
3107	sub reload_treasures {	3528	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3110	}	3531	}
3111		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3112	sub reload_resources {	3556	sub reload_resources {
3113	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3114		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3115	reload_regions;	3564	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3565	reload_treasures;
3120		3566
3121	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3568	}
3127		3569
3128	sub reload_config {	3570	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3130	or return;
3131		3572
3132	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3133	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3134		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3580
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3139		3583
3140	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3144	};	3588	};
3145	warn $@ if $@;	3589	warn $@ if $@;
3146	}	3590	}
3147	}	3591	}
3148		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3149	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3150	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3634	(async {
3154	Event::one_event;	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3636	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3156	};	3638	};
3157		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3158	reload_config;	3652	reload_config;
3159	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3160	load_extensions;	3663	load_extensions;
3161		3664
3162	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3164	}	3683	}
3165		3684
3166	#############################################################################	3685	#############################################################################
3167	# initialisation and cleanup	3686	# initialisation and cleanup
3168		3687
3169	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3170	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3179	},
3180	);	3694	};
3181	}	3695	}
3182	}	3696	}
3183		3697
3184	sub write_runtime {	3698	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3186		3700
3187	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3189		3703
3190	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3705
3192	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3193		3707
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3709	or return;
3196		3710
3197	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3210		3724
3211	close $fh	3725	close $fh
3212	or return;	3726	or return;
3213		3727
3214	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3729	and return;
3216		3730
3217	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3732
3219	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3220	}	3784	}
3221		3785
3222	sub emergency_save() {	3786	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3224		3788
3225	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3226		3795
3227	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3228	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3807	$pl->save;
3236	}	3808	}
3237	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3238		3810
3239	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3816	$map->valid or next;
3243	$map->save;	3817	$map->save;
3244	}	3818	}
3245	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3246		3820
3247	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3250	};	3849	};
3251		3850
3252	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3253	}	3852	}
3254		3853
3255	sub post_cleanup {	3854	sub post_cleanup {
3256	my ($make_core) = @_;	3855	my ($make_core) = @_;
3257		3856
		3857	IO::AIO::flush;
		3858
3258	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3260	}	3889	}
3261		3890
3262	sub do_reload_perl() {	3891	sub do_reload_perl() {
3263	# can/must only be called in main	3892	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3265	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3266	return;	3895	return;
3267	}	3896	}
3268		3897
3269	warn "reloading...";	3898	return if $RELOAD++;
3270		3899
3271	warn "entering sync_job";	3900	my $t1 = AE::time;
3272		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3273	cf::sync_job {	3908	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	3909	#cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		3910
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	3913	%EXT_CORO = ();
3302		3914
3303	warn "removing commands";	3915	trace "perl_reload: removing commands";
3304	%COMMAND = ();	3916	%COMMAND = ();
3305		3917
3306	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3307	%EXTCMD = ();	3919	%EXTCMD = ();
3308	%EXTICMD = ();	3920	%EXTICMD = ();
3309		3921
3310	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3313		3925
3314	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3315	eval {	3927	eval {
3316	$cb->($pkg);	3928	$cb->($pkg);
3317	1	3929	1
3318	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3319	}	3935	}
3320		3936
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3940
3329	warn "... unloading $k";	3941	trace "... unloading $k";
3330	delete $INC{$k};	3942	delete $INC{$k};
3331		3943
3332	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3334		3946
3335	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3337	}	3952	}
3338		3953
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		3957
3346	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		3961
3350	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3351	# and global variables created in xs	3963	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3353		3965
3354	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3355		3967
3356	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3357	require cf;	3969	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3359		3971
3360	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3361	cf::reload_config;	3973	cf::reload_config;
3362		3974
3363	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3364	cf::load_extensions;	3976	cf::load_extensions;
3365		3977
		3978	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3369	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3372		3986
3373	warn "leaving sync_job";	3987	cf::_post_init 1;
3374		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3375	1	3991	1
3376	} or do {	3992	} or do {
3377	warn $@;	3993	error $@;
3378	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3379	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3380	};	3998	}
3381		3999
3382	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3383	};	4002	};
3384		4003
3385	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3386		4005
3387	sub reload_perl() {	4006	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3390		4009
3391	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4012
3394	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4014	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3398	},	4016	};
3399	);	4017	};
3400	}	4018	}
3401		4019
3402	register_command "reload" => sub {	4020	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3404		4022
3405	if ($who->flag (FLAG_WIZ)) {	4023	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4024	$who->message ("reloading server.");
		4025	async {
		4026	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4027	reload_perl;
		4028	};
3408	}	4029	}
3409	};	4030	};
3410		4031
3411	unshift @INC, $LIBDIR;	4032	#############################################################################
3412		4033
3413	my $bug_warning = 0;	4034	my $bug_warning = 0;
3414		4035
3415	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3417		4038
3418	sub wait_for_tick {	4039	sub wait_for_tick() {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3421		4041
3422	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	4044	$signal->wait;
3425	}	4045	}
3426		4046
3427	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3430		4049
3431	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4052	$signal->wait;
3434	}	4053	}
3435		4054
3436	my $min = 1e6;#d#	4055	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3448	return;	4059	return;
3449	}	4060	}
3450		4061
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3454		4063
3455	0 && sync_job {#d#	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3456	for(1..10) {
3457	my $t = Event::time;
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3459	or die;
3460		4065
3461	$map->width (50);	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3462	$map->height (50);	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3463	$map->alloc;	4068	Coro::async_pool {
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4069	$Coro::current->{desc} = "runtime saver";
3465	my $t = Event::time - $t;	4070	write_runtime_sync
3466		4071	or error "ERROR: unable to write runtime file: $!";
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4072	};
		4073	}
3477		4074
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4076	$sig->send;
3494	}	4077	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	4079	$sig->send;
3497	}	4080	}
3498		4081
3499	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4084
3510	_post_tick;	4085	if (0) {
3511		4086	if ($NEXT_TICK) {
3512		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3513	},	4091	}
3514	);	4092	}
3515		4093
3516	{	4094	{
3517	BDB::max_poll_time $TICK * 0.1;	4095	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4096
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3527		4098	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4099	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4100
3543	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
		4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4108
3546	cf::sync_job {	4109	cf::sync_job {
3547	eval {	4110	eval {
3548	BDB::db_env_open	4111	BDB::db_env_open
3549	$DB_ENV,	4112	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4114	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4115	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4116	0666;
3554		4117
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4118	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4119	};
3560		4120
3561	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4122	};
3563	}	4123	}
		4124
		4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4127	};
		4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4130	};
		4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4133	};
3564	}	4134	}
3565		4135
3566	{	4136	{
		4137	# configure IO::AIO
		4138
3567	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4142	}
3580		4143
3581	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3582		4146
3583	sub _log_backtrace {	4147	sub _log_backtrace {
3584	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3585		4149
3586	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3587		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3588	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3590	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3591	async {	4160	async {
		4161	$Coro::current->{desc} = "abt $msg";
		4162
3592	my @bt = fork_call {	4163	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4165	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4166	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	4167	or die "addr2line: $!";
…		…
3604	}	4175	}
3605		4176
3606	@funcs	4177	@funcs
3607	};	4178	};
3608		4179
3609	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4183	--$_log_backtrace;
3612	};	4184	};
3613	} else {	4185	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3616	}	4188	}
3617	}	4189	}
3618		4190
3619	# load additional modules	4191	# load additional modules
3620	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3621		4194
3622	END { cf::emergency_save }	4195	END { cf::emergency_save }
3623		4196
3624	1	4197	1
3625		4198

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