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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		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;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	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::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	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
169	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
170	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.
171		240
172	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
173		242
174	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	245	that call.
177		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
178	=back	253	=back
179		254
180	=cut	255	=cut
181		256
182	BEGIN {	257	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	258	my $msg = join "", @_;
185		259
186	$msg .= "\n"	260	$msg .= "\n"
187	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
188		262
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		264
191	utf8::encode $msg;
192	LOG llevError, $msg;	265	LOG llevError, $msg;
193	};	266	};
194	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
195		281
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	292	for my $pkg (qw(
207	cf::global cf::attachable	293	cf::global cf::attachable
208	cf::object cf::object::player	294	cf::object cf::object::player
209	cf::client cf::player	295	cf::client cf::player
210	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
211	cf::map cf::party cf::region	298	cf::party cf::region
212	)) {	299	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	301	}
216		302
217	$Event::DIED = sub {	303	$EV::DIED = sub {
218	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
219	};	305	};
220		306
221	#############################################################################	307	#############################################################################
222		308
223	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	332	$d
247	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
248	}	334	}
249		335
250	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
251		337
252	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
253		339
254	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
255		341
256	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
257		343
258	=cut	344	=cut
259		345
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		347
262	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
264		364
265	=item cf::lock_wait $string	365	=item cf::lock_wait $string
266		366
267	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
268		368
269	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
270		370
271	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
274	returned.	374	returned.
275		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
276	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
278		381
279	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
280		383
281	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
282		385
283	=cut	386	=cut
284		387
285	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
286		389
287	sub lock_wait($) {	390	sub lock_wait($) {
288	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	392	}
296		393
297	sub lock_acquire($) {	394	sub lock_acquire($) {
298	my ($key) = @_;	395	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	396	}
310		397
311	sub lock_active($) {	398	sub lock_active($) {
312	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	400	}
316		401
317	sub freeze_mainloop {	402	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
319		404
320	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	406	}
322	};	407
323	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
324	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
325	}	421	}
326		422
327	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
328		424
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		433
338	=cut	434	=cut
339		435
340	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
342		439
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
345	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
346		446
347	while () {	447	while () {
348	next_job:	448	next_job:
		449
349	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	451
351	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	456	$job->[2]->send;
355	Coro::cede;	457	Coro::cede;
356	goto next_job;	458	goto next_job;
357	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	461	}
359	}	462	}
360		463
361	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	467	$signal->wait;
365	} else {	468	} else {
		469	$busy = 0;
366	Coro::schedule;	470	Coro::schedule;
367	}	471	}
368	}	472	}
369	};	473	};
370		474
371	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
372	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
373		479
374	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
375	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
376		483
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
390		497
391	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
392		499
393	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
394		501
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	505	acceptable.
399		506
400	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		513
407	sub sync_job(&) {	514	sub sync_job(&) {
408	my ($job) = @_;	515	my ($job) = @_;
409		516
410	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	518	my $time = AE::time;
412		519
413	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
415		522
416	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	524
418	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
419		526
420	my $busy = 1;	527	my $busy = 1;
421	my @res;	528	my @res;
422		529
423	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	532	@res = eval { $job->() };
425	warn $@ if $@;	533	warn $@ if $@;
426	undef $busy;	534	undef $busy;
427	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
428		536
429	while ($busy) {	537	while ($busy) {
430	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
431	}	542	}
		543	}
432		544
433	$time = Event::time - $time;	545	my $time = AE::time - $time;
434		546
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
439		548
440	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
441	} else {	550	} else {
442	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
443		552
…		…
468	=item fork_call { }, $args	577	=item fork_call { }, $args
469		578
470	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
474		583
475	=cut	584	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		585
486	sub fork_call(&@) {	586	sub fork_call(&@) {
487	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
488		588
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		592
494	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	594	reset_signals;
508	local $SIG{__WARN__};	595	&$cb
509	local $SIG{__DIE__};	596	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		597
516	eval {	598	wantarray ? @res : $res[-1]
517	close $fh1;	599	}
518		600
519	my @res = eval { $cb->(@args) };	601	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
528	}	637	}
529		638
530	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
531		640
532	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
535		644
536	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
539	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
540		671
541	our $DB;	672	our $DB;
542		673
543	sub db_init {	674	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	675	cf::sync_job {
548	eval {	676	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	677	};
558	}	678	}
559		679
560	sub db_get($$) {	680	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
562		682
…		…
612	if (1) {	732	if (1) {
613	$md5 =	733	$md5 =
614	join "\x00",	734	join "\x00",
615	$processversion,	735	$processversion,
616	map {	736	map {
617	Coro::cede;	737	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	739	} 0.. $#$src;
620		740
621		741
622	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		780
661	#############################################################################	781	#############################################################################
662		782
663	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
664		784
665	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
668		788
669	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	791	Deliantra).
672		792
673	=over 4	793	=over 4
674		794
675	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
676		796
…		…
720	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
721		841
722	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
724		844
725	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
727		847
728	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
729		849
730	=over 4	850	=over 4
…		…
958	}	1078	}
959		1079
960	0	1080	0
961	}	1081	}
962		1082
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1084
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1086
967	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
968		1088
…		…
974		1094
975	=cut	1095	=cut
976		1096
977	#############################################################################	1097	#############################################################################
978	# object support	1098	# object support
979	#
980		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
981	sub _can_merge {	1133	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1134	my ($ob1, $ob2) = @_;
983		1135
984	local $Storable::canonical = 1;	1136	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1137
988	$fob1 eq $fob2	1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
989	}	1140	}
990		1141
991	sub reattach {	1142	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1144	my ($obj) = @_;
994		1145
		1146	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1148
997	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
998		1150
999	@$registry = ();	1151	@$registry = ();
1000		1152
…		…
1015	cf::attachable->attach (	1167	cf::attachable->attach (
1016	prio => -1000000,	1168	prio => -1000000,
1017	on_instantiate => sub {	1169	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
1019		1171
1020	$data = from_json $data;	1172	$data = decode_json $data;
1021		1173
1022	for (@$data) {	1174	for (@$data) {
1023	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
1024		1176
1025	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1193	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
1043		1195
1044	sync_job {	1196	sync_job {
1045	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1048		1202
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1208	aio_fsync $fh;
		1209	}
1053	close $fh;	1210	aio_close $fh;
1054		1211
1055	if (@$objs) {	1212	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1219	aio_fsync $fh;
		1220	}
1061	close $fh;	1221	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1223	}
1064	} else {	1224	} else {
1065	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1066	}	1226	}
1067		1227
1068	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1232	} else {
1070	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1071	}	1234	}
1072	} else {	1235	} else {
1073	aio_unlink $filename;	1236	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1075	}	1238	}
1076	}	1239	};
1077	}	1240	}
1078		1241
1079	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1081		1244
…		…
1093	or return;	1256	or return;
1094		1257
1095	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1260	or return;
		1261
1098	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1099	}	1264	}
1100		1265
		1266	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1103	return ($data, $av);	1271	($data, $av)
1104	}	1272	}
1105		1273
1106	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1107		1275
1108	=over 4	1276	=over 4
…		…
1162	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1163		1331
1164	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1165	}	1333	}
1166		1334
		1335	use File::Glob ();
		1336
1167	cf::player->attach (	1337	cf::player->attach (
1168	on_command => sub {	1338	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1170		1340
1171	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1172	or return;	1342	or return;
1173		1343
…		…
1181	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1182		1352
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1354
1185	if (ref $msg) {	1355	if (ref $msg) {
		1356	my ($type, $reply, @payload) =
		1357	"ARRAY" eq ref $msg
		1358	? @$msg
		1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1360
		1361	my @reply;
		1362
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1191	} else {	1370	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1372	}
1194		1373
1195	cf::override;	1374	cf::override;
1196	},	1375	},
1197	);	1376	);
		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
1198		1390
1199	sub load_extensions {	1391	sub load_extensions {
1200	cf::sync_job {	1392	cf::sync_job {
1201	my %todo;	1393	my %todo;
1202		1394
…		…
1222		1414
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1417
1226	$ext{source} =	1418	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1229	. $source	1421	. $source
1230	. "\n};\n1";	1422	. "\n};\n1";
1231		1423
1232	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1233	}	1425	}
1234		1426
		1427	my $pass = 0;
1235	my %done;	1428	my %done;
1236	while (%todo) {	1429	while (%todo) {
1237	my $progress;	1430	my $progress;
1238		1431
		1432	++$pass;
		1433
		1434	ext:
1239	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1437	next ext
1242	unless exists $done{$_};	1438	unless exists $done{$_};
1243	}	1439	}
1244		1440
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1442
1247	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1252	warn $msg;	1450
1253	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1452	delete $todo{$k};
1255	}	1453	} else {
1256		1454	$done{$k} = delete $todo{$k};
1257	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1258	}	1460	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1461	}
1264		1462
1265	skip:	1463	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1268	}	1471	}
1269	};	1472	};
1270	}	1473	}
1271		1474
1272	#############################################################################	1475	#############################################################################
1273		1476
1274	=back	1477	=back
1275		1478
1276	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1277		1480
1278	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1279		1482
1280	=cut	1483	=cut
1281		1484
1282	package cf::player;	1485	package cf::player;
1283		1486
1284	use Coro::AIO;	1487	use Coro::AIO;
1285		1488
1286	=head3 cf::player	1489	=head3 cf::player
1287		1490
1288	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1289		1506
1290	=item cf::player::find $login	1507	=item cf::player::find $login
1291		1508
1292	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1293		1510
…		…
1312		1529
1313	sub exists($) {	1530	sub exists($) {
1314	my ($login) = @_;	1531	my ($login) = @_;
1315		1532
1316	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1317	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1318	}	1535	}
1319		1536
1320	sub find($) {	1537	sub find($) {
1321	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1322	my $login = $_[0];	1539	my $login = $_[0];
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1550
1334	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1335	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1336	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1337	}	1560	}
1338	}	1561	}
1339	}	1562	}
		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
1340		1576
1341	sub save($) {	1577	sub save($) {
1342	my ($pl) = @_;	1578	my ($pl) = @_;
1343		1579
1344	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1349	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1350		1586
1351	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1353		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1594
1354	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1355	Coro::cede;	1596	cf::cede_to_tick;
1356	}	1597	}
1357		1598
1358	sub new($) {	1599	sub new($) {
1359	my ($login) = @_;	1600	my ($login) = @_;
1360		1601
…		…
1366	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1367		1608
1368	$self	1609	$self
1369	}	1610	}
1370		1611
		1612	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1613
		1614	=cut
		1615
		1616	sub send_msg {
		1617	my $ns = shift->ns
		1618	or return;
		1619	$ns->send_msg (@_);
		1620	}
		1621
1371	=item $pl->quit_character	1622	=item $pl->quit_character
1372		1623
1373	Nukes the player without looking back. If logged in, the connection will	1624	Nukes the player without looking back. If logged in, the connection will
1374	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1375		1626
…		…
1379	my ($pl) = @_;	1630	my ($pl) = @_;
1380		1631
1381	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1382		1633
1383	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1636
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1390		1642
1391	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1428	or return [];	1680	or return [];
1429		1681
1430	my @logins;	1682	my @logins;
1431		1683
1432	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1436		1694
1437	utf8::decode $login;	1695	utf8::decode $login;
1438	push @logins, $login;	1696	push @logins, $login;
1439	}	1697	}
1440		1698
1441	\@logins	1699	\@logins
1442	}	1700	}
1443		1701
1444	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1445		1705
1446	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1447	player. May block.	1707	player. May block.
1448		1708
1449	=cut	1709	=cut
…		…
1467	}	1727	}
1468		1728
1469	\@paths	1729	\@paths
1470	}	1730	}
1471		1731
1472	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1473		1733
1474	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1475		1735
1476	=cut
1477
1478	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;
1480
1481	# escape & and <
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484
1485	# this is buggy, it needs to properly take care of nested <'s
1486
1487	1 while
1488	# replace B<>, I<>, U<> etc.
1489	s/B<([^\>]*)>/<b>$1<\/b>/
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/
1492	# replace G<male|female> tags
1493	|| s{G<([^>|]*)\|([^>]*)>}{
1494	$self->gender ? $2 : $1
1495	}ge
1496	# replace H<hint text>
1497	|| s{H<([^\>]*)>}
1498	{
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")
1502	[$self->{hintmode}]
1503	}ge;
1504
1505	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;
1507
1508	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines
1513
1514	$_
1515	}
1516
1517	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}
1520	}
1521
1522	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1523		1737
1524	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1525		1739
1526	=cut	1740	=cut
1527		1741
1528	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1530		1744
1531	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1746	}
1534		1747
1535	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1536		1749
1537	Sends an ext event to the client.	1750	Sends an ext event to the client.
1538		1751
1539	=cut	1752	=cut
1540		1753
1541	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1543		1756
1544	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1545	}	1758	}
1546		1759
1547	=head3 cf::region	1760	=head3 cf::region
1548		1761
1549	=over 4	1762	=over 4
…		…
1558		1771
1559	=cut	1772	=cut
1560		1773
1561	sub find_by_path($) {	1774	sub find_by_path($) {
1562	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1563		1778
1564	my ($match, $specificity);	1779	my ($match, $specificity);
1565		1780
1566	for my $region (list) {	1781	for my $region (list) {
1567	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1593	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1595		1810
1596	sub generate_random_map {	1811	sub generate_random_map {
1597	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1598	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1599	$self->_create_random_map (	1817	$self->_create_random_map (
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1603	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1604	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1605	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1606	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1628		1846
1629	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1630	}	1848	}
1631		1849
1632	# also paths starting with '/'	1850	# also paths starting with '/'
1633	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1634		1852
1635	sub thawer_merge {	1853	sub thawer_merge {
1636	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1637		1855
1638	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1724		1942
1725	# the temporary/swap location	1943	# the temporary/swap location
1726	sub save_path {	1944	sub save_path {
1727	my ($self) = @_;	1945	my ($self) = @_;
1728		1946
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1731	}	1949	}
1732		1950
1733	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1734	sub uniq_path {	1952	sub uniq_path {
1735	my ($self) = @_;	1953	my ($self) = @_;
1736		1954
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1739	}
1740
1741	# and all this just because we cannot iterate over
1742	# all maps in C++...
1743	sub change_all_map_light {
1744	my ($change) = @_;
1745
1746	$_->change_map_light ($change)
1747	for grep $_->outdoor, values %cf::MAP;
1748	}	1957	}
1749		1958
1750	sub decay_objects {	1959	sub decay_objects {
1751	my ($self) = @_;	1960	my ($self) = @_;
1752		1961
…		…
1765		1974
1766	sub load_header_from($) {	1975	sub load_header_from($) {
1767	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1768		1977
1769	utf8::encode $path;	1978	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1775		1987
1776	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1777		1989
1778	1	1990	1
1779	}	1991	}
…		…
1833	sub find {	2045	sub find {
1834	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1835		2047
1836	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1837		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1839		2052
1840	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1841	my $guard = cf::lock_acquire "map_find:$path";
1842	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1843	or return;	2055	or return;
1844		2056
1845	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1846		2058
…		…
1848	or return;	2060	or return;
1849		2061
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1853	$map->reset;	2067	$map->reset;
1854	undef $guard;
1855	return find $path;	2068	return find $path;
1856	}	2069	}
1857		2070
1858	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1859	}	2072	}
1860	}	2073	}
1861		2074
1862	sub pre_load { }	2075	sub pre_load { }
1863	sub post_load { }	2076	#sub post_load { } # XS
1864		2077
1865	sub load {	2078	sub load {
1866	my ($self) = @_;	2079	my ($self) = @_;
1867		2080
1868	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1869		2082
1870	my $path = $self->{path};	2083	my $path = $self->{path};
1871		2084
1872	{	2085	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1874		2087
		2088	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1876		2090
1877	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1878		2092
1879	$self->alloc;	2093	$self->alloc;
1880		2094
1881	$self->pre_load;	2095	$self->pre_load;
1882	Coro::cede;	2096	cf::cede_to_tick;
1883		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1884	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1885	or return;	2101	or return;
1886		2102
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1888	if delete $self->{load_original};	2104	if delete $self->{load_original};
1889		2105
1890	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2107	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2110	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1895	}	2114	}
1896	}	2115	}
1897		2116
1898	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1899	# now do the right thing for maps	2120	# now do the right thing for maps
1900	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2123	unless $self->difficulty;
1903	Coro::cede;	2124	cf::cede_to_tick;
1904		2125
1905	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2127	$self->decay_objects;
1907	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1908	$self->update_buttons;	2129	$self->update_buttons;
1909	Coro::cede;	2130	cf::cede_to_tick;
1910	$self->set_darkness_map;
1911	Coro::cede;
1912	$self->activate;	2131	$self->activate;
1913	}	2132	}
1914		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1916	}	2138	}
1917		2139
1918	$self->post_load;	2140	$self->post_load;
1919	}	2141	}
1920		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1921	sub customise_for {	2146	sub customise_for {
1922	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1923		2148
1924	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1925	if $self->per_player;	2150	if $self->per_player;
…		…
1929		2154
1930	$self	2155	$self
1931	}	2156	}
1932		2157
1933	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {	2159	sub load_neighbours {
1935	my ($map) = @_;	2160	my ($map) = @_;
1936		2161
1937	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1938		2163
1939	for (0 .. 3) {	2164	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1941	or next;	2166	or next;
1942	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1943	or next;	2168	or next;
1944	$neigh->load;	2169	$neigh->load;
1945		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}	2175	}
1949		2176
1950	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1951	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1952	or next;	2180	or next;
1953	$neigh->load;	2181	$neigh->load;
1954	}	2182	}
1955	}	2183	}
1956		2184
…		…
1961	}	2189	}
1962		2190
1963	sub do_load_sync {	2191	sub do_load_sync {
1964	my ($map) = @_;	2192	my ($map) = @_;
1965		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1966	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1967	}	2198	}
1968		2199
1969	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1971		2202
1972	sub find_async {	2203	sub find_async {
1973	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1974		2205
1975	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1976		2207
1977	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1979	}	2210	}
1980		2211
1981	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1982	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1983	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2219	if (my $map = find $k) {
1986	$map->load;	2220	$map->load if $v;
1987	}	2221	}
1988		2222
1989	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1990	}	2224	}
1991	}	2225	}
1992	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1993	};	2227	};
1994	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1995		2229
1996	()	2230	()
1997	}	2231	}
1998		2232
		2233	# common code, used by both ->save and ->swapout
1999	sub save {	2234	sub _save {
2000	my ($self) = @_;	2235	my ($self) = @_;
2001
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;
2003		2236
2004	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2005		2238
2006	return unless $self->dirty;	2239	return unless $self->dirty;
2007		2240
…		…
2013	return if $self->{deny_save};	2246	return if $self->{deny_save};
2014		2247
2015	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
2016		2249
2017	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2019	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2020		2256
2021	if ($uniq) {	2257	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2260	} else {
2025	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2026	}	2262	}
2027	}	2263	}
2028		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2029	sub swap_out {	2273	sub swap_out {
2030	my ($self) = @_;	2274	my ($self) = @_;
2031		2275
2032	# save first because save cedes
2033	$self->save;
2034
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2037	return if $self->players;	2280	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};
2040		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
2041	$self->clear;	2291	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2292	}
2044		2293
2045	sub reset_at {	2294	sub reset_at {
2046	my ($self) = @_;	2295	my ($self) = @_;
2047		2296
…		…
2065		2314
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2316
2068	return if $self->players;	2317	return if $self->players;
2069		2318
2070	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2071		2320
2072	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2073		2322
2074	# need to save uniques path	2323	# need to save uniques path
2075	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2079	if $uniq;	2328	if $uniq;
2080	}	2329	}
2081		2330
2082	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2083		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2335	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2336
2088	$self->unlink_save;	2337	$self->unlink_save;
2089	$self->destroy;	2338	$self->destroy;
2090	}	2339	}
2091		2340
2092	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2093		2342
2094	sub nuke {	2343	sub nuke {
2095	my ($self) = @_;	2344	my ($self) = @_;
2096		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2097	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2098		2350
2099	$self->unlink_save;	2351	$self->unlink_save;
2100		2352
2101	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2102	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2358
2107	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2108		2361
2109	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2110	}	2363	}
2111		2364
2112	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2154		2407
2155	sub unique_maps() {	2408	sub unique_maps() {
2156	[	2409	[
2157	map {	2410	map {
2158	utf8::decode $_;	2411	utf8::decode $_;
2159	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2160	? normalise $_	2415	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2417	]
2164	}	2418	}
2165		2419
2166	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2167		2451
2168	=back	2452	=back
2169		2453
2170	=head3 cf::object	2454	=head3 cf::object
2171		2455
…		…
2175		2459
2176	=over 4	2460	=over 4
2177		2461
2178	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2179		2463
2180	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2181		2466
2182	=cut	2467	=cut
2183		2468
2184	sub inv_recursive_;	2469	sub inv_recursive_;
2185	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2188		2473
2189	sub inv_recursive {	2474	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2191	}	2476	}
2192		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2193	package cf;	2506	package cf;
2194		2507
2195	=back	2508	=back
2196		2509
2197	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2203	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2204	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2205	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2206		2519
2207	=cut	2520	=cut
		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
2208		2535
2209	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2210	# with dialog boxes.	2537	# with dialog boxes.
2211	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2212	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2219		2546
2220	} else {	2547	} else {
2221	my $pl = $self->contr;	2548	my $pl = $self->contr;
2222		2549
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2553
2232	} else {	2554	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2235	}	2557	}
2236	}	2558	}
		2559	}
		2560
		2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2562
		2563	=cut
		2564
		2565	sub cf::object::send_msg {
		2566	my $pl = shift->contr
		2567	or return;
		2568	$pl->send_msg (@_);
2237	}	2569	}
2238		2570
2239	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2240		2572
2241	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2254		2586
2255	=item $player_object->enter_link	2587	=item $player_object->enter_link
2256		2588
2257	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2258		2590
2259	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2260	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2261		2595
2262	Will never block.	2596	Will never block.
2263		2597
2264	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2265		2599
…		…
2285	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2286	my ($self) = @_;	2620	my ($self) = @_;
2287		2621
2288	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2289		2623
		2624	++$self->{_link_recursion};
		2625
2290	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2291		2627
2292	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2293	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2294		2630
2295	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2296	}	2632	}
2297		2633
2298	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2299	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2300		2636
…		…
2317	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2318	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2319		2655
2320	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2323		2659
2324	$map->load;	2660	$map->load;
2325	$map->load_diag;	2661	$map->load_neighbours;
2326		2662
2327	return unless $self->contr->active;	2663	return unless $self->contr->active;
2328	$self->activate_recursive;
2329		2664
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2331	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2332	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2333		2672
		2673	}
		2674
2334	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2335		2676
2336	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2337	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2338	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2339	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2340	be called at the end of this process.	2681	be called at the end of this process.
2341		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2342	=cut	2686	=cut
2343		2687
2344	our $GOTOGEN;	2688	our $GOTOGEN;
2345		2689
2346	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2347	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2348		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
		2698
2349	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2701
2352	$self->enter_link;	2702	$self->enter_link;
2353		2703
2354	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2355	my $map = eval {	2726	my $map = eval {
2356	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2357		2728
2358	if ($map) {	2729	if ($map) {
2359	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2361	} else {	2732	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2734	}
2364		2735
2365	$map	2736	$map
2366	};	2737	};
2367		2738
…		…
2373	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2374	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2375	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2376	}	2747	}
2377		2748
2378	$done->() if $done;	2749	$done->($self) if $done;
2379	})->prio (1);	2750	})->prio (1);
2380	}	2751	}
2381		2752
2382	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2383		2754
…		…
2403	}	2774	}
2404		2775
2405	sub prepare_random_map {	2776	sub prepare_random_map {
2406	my ($exit) = @_;	2777	my ($exit) = @_;
2407		2778
2408	my $guard = cf::lock_acquire "exit_prepare:$exit";
2409
2410	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2411	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2412	# that depends on the exit object	2781	# that depends on the exit object
2413		2782
2414	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2416	if ($exit->map) {	2785	if ($exit->map) {
2417	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2418	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2419	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2420	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2421	}	2792	}
2422		2793
2423	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2424		2795
2425	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2426	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2428		2799
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2431	undef $fh;	2802	undef $fh;
2432	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2433		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2434	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2435	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2436	}	2811	}
2437	}	2812	}
2438		2813
2439	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2440	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2441		2816
2442	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2443		2818
2444	if ($exit->slaying eq "/!") {
2445	#TODO: this should de-fi-ni-te-ly not be a sync-job
2446	# the problem is that $exit might not survive long enough
2447	# so it needs to be done right now, right here
2448	cf::sync_job { prepare_random_map $exit };
2449	}
2450
2451	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2452	my $hp = $exit->stats->hp;
2453	my $sp = $exit->stats->sp;
2454
2455	$self->enter_link;	2819	$self->enter_link;
2456		2820
2457	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);
2460
2461	(async {	2821	(async {
2462	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2463	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2464	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2465		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2466	1;	2845	1
2467	}) {	2846	}) {
2468	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2469	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2470	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2471	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2472		2851
2473	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2490	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2491	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2492		2871
2493	utf8::encode $text;	2872	utf8::encode $text;
2494	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2495	}	2899	}
2496		2900
2497	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2498		2902
2499	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2503		2907
2504	=cut	2908	=cut
2505		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
		3022	);
		3023
2506	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2508		3026
2509	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2510		3029
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
2513	if (ref $channel) {	3039	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	3043	$self->ext_msg (channel_info => $channel);
2518	}	3044	}
2519		3045
2520	$channel = $channel->{id};	3046	$channel = $channel->{id};
2521	}	3047	}
2522		3048
2523	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2524		3050
2525	if ($self->can_msg) {	3051	# default colour, mask it out
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	} else {	3053	if $color & cf::NDI_DEF;
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		3054
2538	if ($color >= 0) {	3055	my $pkt = "msg "
2539	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3058	);
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")
2544	}
2545	}
2546	}
2547	}
2548		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2549	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2550		3064
2551	Sends an ext event to the client.	3065	Sends an ext event to the client.
2552		3066
2553	=cut	3067	=cut
2554		3068
2555	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2557		3071
2558	return unless $self->extcmd;	3072	if ($self->extcmd == 2) {
2559		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2560	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3077	}
		3078	}
		3079
		3080	=item $client->ext_reply ($msgid, @msg)
		3081
		3082	Sends an ext reply to the client.
		3083
		3084	=cut
		3085
		3086	sub cf::client::ext_reply($$@) {
		3087	my ($self, $id, @msg) = @_;
		3088
		3089	if ($self->extcmd == 2) {
		3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3091	} elsif ($self->extcmd == 1) {
		3092	#TODO: version 1, remove
		3093	unshift @msg, msgtype => "reply", msgid => $id;
		3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3095	}
2562	}	3096	}
2563		3097
2564	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2565		3099
2566	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2622		3156
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		3158
2625	if (ref $msg) {	3159	if (ref $msg) {
		3160	my ($type, $reply, @payload) =
		3161	"ARRAY" eq ref $msg
		3162	? @$msg
		3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3164
		3165	my @reply;
		3166
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2632	} else {	3174	} else {
2633	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2634	}	3176	}
2635		3177
2636	cf::override;	3178	cf::override;
…		…
2658		3200
2659	$coro	3201	$coro
2660	}	3202	}
2661		3203
2662	cf::client->attach (	3204	cf::client->attach (
2663	on_destroy => sub {	3205	on_client_destroy => sub {
2664	my ($ns) = @_;	3206	my ($ns) = @_;
2665		3207
2666	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2667	},	3209	},
2668	);	3210	);
…		…
2683	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2685		3227
2686	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2687		3229
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3230	$safe->permit_only (Opcode::opset qw(
		3231	:base_core :base_mem :base_orig :base_math :base_loop
		3232	grepstart grepwhile mapstart mapwhile
		3233	sort time
		3234	));
2689		3235
2690	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2691		3237
2692	=pod	3238	=pod
2693		3239
2694	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2695		3241
2696	cf::object	3242	cf::object
2697	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2698	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2699		3246
2700	cf::object::player	3247	cf::object::player
2701	player	3248	player
2702		3249
2703	cf::player	3250	cf::player
…		…
2708		3255
2709	=cut	3256	=cut
2710		3257
2711	for (	3258	for (
2712	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2713	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2714	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2716	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2717	) {	3265	) {
2718	no strict 'refs';	3266	no strict 'refs';
2719	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2720	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2738		3286
2739	my $qcode = $code;	3287	my $qcode = $code;
2740	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2741	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2742		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2743	local $_;	3294	local $_;
2744	local @safe::cf::_safe_eval_args = values %vars;
2745		3295
2746	my $eval =	3296	my $eval =
2747	"do {\n"	3297	"do {\n"
2748	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2749	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2750	. $code	3300	. $code
2751	. "\n}"	3301	. "\n}"
2752	;	3302	;
2753		3303
		3304	if ($CFG{safe_eval}) {
2754	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2755	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2756	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2757		3313
2758	if ($@) {	3314	if ($@) {
2759	warn "$@";	3315	warn "$@";
2760	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2761	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2780	=cut	3336	=cut
2781		3337
2782	sub register_script_function {	3338	sub register_script_function {
2783	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2784		3340
2785	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2786	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2787	}	3343	}
2788		3344
2789	=back	3345	=back
2790		3346
2791	=cut	3347	=cut
…		…
2793	#############################################################################	3349	#############################################################################
2794	# the server's init and main functions	3350	# the server's init and main functions
2795		3351
2796	sub load_facedata($) {	3352	sub load_facedata($) {
2797	my ($path) = @_;	3353	my ($path) = @_;
		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
		3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2798		3360
2799	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2800		3362
2801	my $facedata;	3363	my $facedata;
2802	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2805	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2806		3368
2807	$facedata->{version} == 2	3369	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		3371
		3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3374	$facedata->{resource}{"res/exp_table"} = {
		3375	type => FT_RSRC,
		3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
		3378	};
		3379	cf::cede_to_tick;
		3380
2810	{	3381	{
2811	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2812		3383
2813	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2815	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2819		3391
2820	cf::cede_to_tick;	3392	cf::cede_to_tick;
2821	}	3393	}
2822		3394
2823	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2825	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2826	or next;	3399	or next;
		3400
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3404	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2845		3419
2846	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2847	}	3421	}
2848		3422
2849	{	3423	{
2850	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3425
2855	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3427	if (defined $info->{type}) {
2857	name => $name,
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2863		3429
2864	if ($name =~ /\.jpg$/) {
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3431	cf::face::set_type $idx, $info->{type};
2867	} else {	3432	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3433	$RESOURCE{$name} = $info;
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3434	}
2874		3435
2875	cf::cede_to_tick;	3436	cf::cede_to_tick;
2876	}	3437	}
2877	}	3438	}
2878		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2879	1	3442	1
2880	}	3443	}
2881		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
		3464
		3465	register_exticmd fx_want => sub {
		3466	my ($ns, $want) = @_;
		3467
		3468	while (my ($k, $v) = each %$want) {
		3469	$ns->fx_want ($k, $v);
		3470	}
		3471	};
		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2882	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2883	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
2885		3490
2886	for (cf::region::list) {	3491	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3492	$_->{match} = qr/$_->{match}/
…		…
2895	}	3500	}
2896		3501
2897	sub reload_archetypes {	3502	sub reload_archetypes {
2898	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2899	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2900	#d# NEED to laod twice to resolve forward references
2901	# this really needs to be done in an extra post-pass
2902	# (which needs to be synchronous, so solve it differently)
2903	load_resource_file "$DATADIR/archetypes"
2904	or die "unable to load archetypes\n";
2905	}	3505	}
2906		3506
2907	sub reload_treasures {	3507	sub reload_treasures {
2908	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2909	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2910	}	3510	}
2911		3511
2912	sub reload_resources {	3512	sub reload_resources {
2913	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2914		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2915	reload_regions;	3517	reload_regions;
2916	reload_facedata;
2917	#reload_archetypes;#d#
2918	reload_archetypes;
2919	reload_treasures;	3518	reload_treasures;
2920		3519
2921	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2922	}	3521	}
2923		3522
2924	sub init {	3523	sub reload_config {
2925	reload_resources;	3524	warn "reloading config file...\n";
2926	}
2927		3525
2928	sub cfg_load {
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2930	or return;	3527	or return;
2931		3528
2932	local $/;	3529	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2934		3531
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2936		3533
2937	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2938	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2939		3536
2940	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2942	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2943	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2944	};	3541	};
2945	warn $@ if $@;	3542	warn $@ if $@;
2946	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
2947	}	3574	}
2948		3575
2949	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
2950	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
2952	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2953	(async {	3589	(async {
2954	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
2956	};	3593	};
2957		3594
2958	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
2959	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
2960	load_extensions;	3618	load_extensions;
2961		3619
2962	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
2963	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
2964	}	3633	}
2965		3634
2966	#############################################################################	3635	#############################################################################
2967	# initialisation and cleanup	3636	# initialisation and cleanup
2968		3637
2969	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
2970	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
2979	},
2980	);	3644	};
2981	}	3645	}
2982	}	3646	}
2983		3647
2984	sub write_runtime {	3648	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
2986		3650
2987	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
2989		3653
2990	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2991		3655
2992	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
2993		3657
2994	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2995	or return;	3659	or return;
2996		3660
2997	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
2998	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
2999	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3009	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3010		3674
3011	close $fh	3675	close $fh
3012	or return;	3676	or return;
3013		3677
3014	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3015	and return;	3679	and return;
3016		3680
3017	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3018		3682
3019	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
3020	}	3734	}
3021		3735
3022	sub emergency_save() {	3736	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3024		3738
3025	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3026		3740
3027	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3028	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3029	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3030	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3032	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	3755	$pl->save;
3036	}	3756	}
3037	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3038		3758
3039	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3040	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3041	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3042	$map->valid or next;	3762	$map->valid or next;
3043	$map->save;	3763	$map->save;
3044	}	3764	}
3045	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3046		3766
3047	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3049	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
3050	};	3774	};
3051		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3052	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3053	}	3782	}
3054		3783
3055	sub post_cleanup {	3784	sub post_cleanup {
3056	my ($make_core) = @_;	3785	my ($make_core) = @_;
3057		3786
3058	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3059	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3060	}	3817	}
3061		3818
3062	sub do_reload_perl() {	3819	sub do_reload_perl() {
3063	# can/must only be called in main	3820	# can/must only be called in main
3064	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3065	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3066	return;	3823	return;
3067	}	3824	}
3068		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3069	warn "reloading...";	3831	warn "reloading...";
3070		3832
3071	warn "entering sync_job";	3833	warn "entering sync_job";
3072		3834
3073	cf::sync_job {	3835	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3075	cf::emergency_save;	3837	cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3077		3839
3078	warn "syncing database to disk";	3840	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3080		3842
3081	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3082		3844
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087
3088	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3089	for (;;) {
3090	BDB::flush;
3091	IO::AIO::flush;
3092	Coro::cede;
3093	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3094	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3095	}
3096
3097	++$RELOAD;
3098
3099	warn "cancelling all extension coros";
3100	$_->cancel for values %EXT_CORO;
3101	%EXT_CORO = ();
3102
3103	warn "removing commands";
3104	%COMMAND = ();
3105
3106	warn "removing ext/exti commands";
3107	%EXTCMD = ();
3108	%EXTICMD = ();
3109
3110	warn "unloading/nuking all extensions";
3111	for my $pkg (@EXTS) {
3112	warn "... unloading $pkg";
3113
3114	if (my $cb = $pkg->can ("unload")) {
3115	eval {
3116	$cb->($pkg);
3117	1
3118	} or warn "$pkg unloaded, but with errors: $@";
3119	}	3848	}
3120		3849
3121	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3122	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3123	}	3852	%EXT_CORO = ();
3124		3853
3125	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3126	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3127	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3128		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3129	warn "... unloading $k";	3863	warn "... unloading $pkg";
3130	delete $INC{$k};
3131		3864
3132	$k =~ s/\.pm$//;
3133	$k =~ s/\//::/g;
3134
3135	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3136	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3137	}	3874	}
3138		3875
3139	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3140	}	3891	}
3141		3892
3142	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3143	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3144	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3145		3896
3146	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3147	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3148	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3149		3900
3150	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3151	# and global variables created in xs	3902	# and global variables created in xs
3152	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3153		3904
3154	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3155		3906
3156	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3157	require cf;	3908	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3159		3910
3160	warn "loading config and database again";	3911	warn "loading config and database again";
3161	cf::cfg_load;	3912	cf::reload_config;
3162		3913
3163	warn "loading extensions";	3914	warn "loading extensions";
3164	cf::load_extensions;	3915	cf::load_extensions;
3165		3916
		3917	if ($REATTACH_ON_RELOAD) {
3166	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3167	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3168	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3169	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3170	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3171	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3172		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3173	warn "leaving sync_job";	3929	warn "leaving sync_job";
3174		3930
3175	1	3931	1
3176	} or do {	3932	} or do {
3177	warn $@;	3933	warn $@;
3178	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3179	exit 1;
3180	};	3935	};
3181		3936
3182	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3183	};	3943	};
3184		3944
3185	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3186		3946
3187	sub reload_perl() {	3947	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3190		3950
3191	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3192	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3193	after => 0,	3953
3194	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3195	cb => sub {
3196	do_reload_perl;	3955	do_reload_perl;
3197	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3198	},	3957	};
3199	);	3958	};
3200	}	3959	}
3201		3960
3202	register_command "reload" => sub {	3961	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3204		3963
3205	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	3968	reload_perl;
		3969	};
3208	}	3970	}
3209	};	3971	};
3210		3972
3211	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3212		3974
…		…
3214		3976
3215	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3217		3979
3218	sub wait_for_tick {	3980	sub wait_for_tick {
3219	return unless $TICK_WATCHER->is_active;
3220	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3221		3982
3222	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3223	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;	3985	$signal->wait;
3225	}	3986	}
3226		3987
3227	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3228	return unless $TICK_WATCHER->is_active;
3229	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3230		3990
3231	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	3993	$signal->wait;
3234	}	3994	}
3235		3995
3236	my $min = 1e6;#d#	3996	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3248	return;	4000	return;
3249	}	4001	}
3250		4002
3251	$NOW = $tick_start = Event::time;
3252
3253	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3254		4004
3255	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3256	for(1..10) {
3257	my $t = Event::time;
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3259	or die;
3260		4006
3261	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3262	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3263	$map->alloc;	4009	Coro::async_pool {
3264	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3265	my $t = Event::time - $t;	4011	write_runtime_sync
3266		4012	or warn "ERROR: unable to write runtime file: $!";
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	4013	};
		4014	}
3277		4015
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	4017	$sig->send;
3294	}	4018	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3296	$sig->send;	4020	$sig->send;
3297	}	4021	}
3298		4022
3299	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		4025
3310	_post_tick;	4026	if (0) {
3311		4027	if ($NEXT_TICK) {
3312		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3313	},	4032	}
3314	);	4033	}
3315		4034
3316	{	4035	{
3317	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	4037
3319	reentrant => 0,
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3327		4039	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		4041
3343	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3344	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3345		4049
3346	cf::sync_job {	4050	cf::sync_job {
3347	eval {	4051	eval {
3348	BDB::db_env_open	4052	BDB::db_env_open
3349	$DB_ENV,	4053	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	4057	0666;
3354		4058
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	4060	};
3360		4061
3361	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	4063	};
3363	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3364	}	4075	}
3365		4076
3366	{	4077	{
		4078	# configure IO::AIO
		4079
3367	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3372	reentrant => 0,
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	4083	}
3380		4084
3381	my $_log_backtrace;	4085	my $_log_backtrace;
3382		4086
3383	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3386	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3387		4091
3388	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3390	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3391	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3392	my @bt = fork_call {	4099	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3396	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3404	}	4111	}
3405		4112
3406	@funcs	4113	@funcs
3407	};	4114	};
3408		4115
3409	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3410	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3411	--$_log_backtrace;	4119	--$_log_backtrace;
3412	};	4120	};
3413	} else {	4121	} else {
3414	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3415	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3416	}	4124	}
3417	}	4125	}
3418		4126
3419	# load additional modules	4127	# load additional modules
3420	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3421		4130
3422	END { cf::emergency_save }	4131	END { cf::emergency_save }
3423		4132
3424	1	4133	1
3425		4134

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