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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.390 by root, Thu Oct 25 09:01:24 2007 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	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::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	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
173	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
174	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.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	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
179	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
180	that call.	245	that call.
181		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
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	264	my $msg = join "", @_;
189		265
190	$msg .= "\n"	266	$msg .= "\n"
191	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
192		268
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		270
195	LOG llevError, $msg;	271	LOG llevWarn, $msg;
196	};	272	};
197	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
198		287
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	298	for my $pkg (qw(
210	cf::global cf::attachable	299	cf::global cf::attachable
211	cf::object cf::object::player	300	cf::object cf::object::player
212	cf::client cf::player	301	cf::client cf::player
213	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
214	cf::map cf::party cf::region	304	cf::party cf::region
215	)) {	305	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	307	}
219		308
220	$Event::DIED = sub {	309	$EV::DIED = sub {
221	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
222	};	311	};
223		312
224	#############################################################################	313	#############################################################################
225		314
226	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	338	$d
250	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
251	}	340	}
252		341
253	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
254		343
255	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
256		345
257	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
258		347
259	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
260		349
261	=cut	350	=cut
262		351
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		353
265	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
267		370
268	=item cf::lock_wait $string	371	=item cf::lock_wait $string
269		372
270	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
271		374
272	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
273		376
274	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
277	returned.	380	returned.
278		381
279	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	383	deadlocked coro.
…		…
286		389
287	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
288		391
289	=cut	392	=cut
290		393
291	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		395
294	sub lock_wait($) {	396	sub lock_wait($) {
295	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	398	}
308		399
309	sub lock_acquire($) {	400	sub lock_acquire($) {
310	my ($key) = @_;	401	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	402	}
324		403
325	sub lock_active($) {	404	sub lock_active($) {
326	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	406	}
330		407
331	sub freeze_mainloop {	408	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
333		410
334	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	412	}
336	};	413
337	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
338	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
339	}	427	}
340		428
341	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
342		430
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		439
352	=cut	440	=cut
353		441
354	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
356		445
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
360		449
361	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
362		452
363	while () {	453	while () {
364	next_job:	454	next_job:
		455
365	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	457
367	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	462	$job->[2]->send;
371	Coro::cede;	463	Coro::cede;
372	goto next_job;	464	goto next_job;
373	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	467	}
375	}	468	}
376		469
377	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	473	$signal->wait;
381	} else {	474	} else {
		475	$busy = 0;
382	Coro::schedule;	476	Coro::schedule;
383	}	477	}
384	}	478	}
385	};	479	};
386		480
387	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
388	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
389		485
390	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
391	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
392		489
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
406		503
407	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
408		505
409	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
410		507
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	511	acceptable.
415		512
416	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	518	=cut
422		519
423	sub sync_job(&) {	520	sub sync_job(&) {
424	my ($job) = @_;	521	my ($job) = @_;
425		522
426	if ($Coro::current == $Coro::main) {	523	if (in_main) {
427	my $time = Event::time;	524	my $time = AE::time;
428		525
429	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
431		528
432	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
433		530
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
437		532
438	my $busy = 1;	533	my $busy = 1;
439	my @res;	534	my @res;
440		535
441	(async {	536	(async {
442	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	538	@res = eval { $job->() };
444	warn $@ if $@;	539	error $@ if $@;
445	undef $busy;	540	undef $busy;
446	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
447		542
448	while ($busy) {	543	while ($busy) {
449	if (Coro::nready) {	544	if (Coro::nready) {
450	Coro::cede_notself;	545	Coro::cede_notself;
451	} else {	546	} else {
452	Event::one_event;	547	EV::loop EV::LOOP_ONESHOT;
453	}	548	}
454	}	549	}
455		550
456	$time = Event::time - $time;	551	my $time = AE::time - $time;
457		552
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
462		554
463	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
464	} else {	556	} else {
465	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
466		558
…		…
491	=item fork_call { }, $args	583	=item fork_call { }, $args
492		584
493	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
497		589
498	=cut	590	=cut
499		591
500	sub fork_call(&@) {	592	sub fork_call(&@) {
501	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
510	}, @args;	602	}, @args;
511		603
512	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
513	}	605	}
514		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
515	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
516		646
517	Returns a single value from the environment database.	647	Returns a single value from the environment database.
518		648
519	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
…		…
527	within each server.	657	within each server.
528		658
529	=cut	659	=cut
530		660
531	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
532	my ($name) = @_;	665	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
534		667
535	eval {	668	eval {
536	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
546	}	679	}
547		680
548	our $DB;	681	our $DB;
549		682
550	sub db_init {	683	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	684	$DB ||= db_table "db";
553	};
554	}	685	}
555		686
556	sub db_get($$) {	687	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
558		689
559	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
560	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
561		694
562	$! ? ()	695	$! ? ()
563	: $data	696	: $data
564	}
565	}	697	}
566		698
567	sub db_put($$$) {	699	sub db_put($$$) {
568	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		757
626	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	759	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
629		761
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		763
632	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
635		767
…		…
645		777
646	=cut	778	=cut
647		779
648	sub datalog($@) {	780	sub datalog($@) {
649	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	783	}
652		784
653	=back	785	=back
654		786
655	=cut	787	=cut
656		788
657	#############################################################################	789	#############################################################################
658		790
659	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
660		792
661	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
664		796
665	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	799	Deliantra).
668		800
669	=over 4	801	=over 4
670		802
671	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
672		804
…		…
716	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
717		849
718	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
720		852
721	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
723		855
724	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
725		857
726	=over 4	858	=over 4
…		…
850		982
851	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		985
854	} elsif (ref $type) {	986	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
856		988
857	} else {	989	} else {
858	shift @arg;	990	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
860	}	992	}
861	}	993	}
862	}	994	}
863		995
864	sub _object_attach {	996	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
875	}	1007	}
876		1008
877	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
878	} else {	1010	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1012	}
881		1013
882	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
883	}	1015	}
884		1016
…		…
943		1075
944	for (@$callbacks) {	1076	for (@$callbacks) {
945	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
946		1078
947	if ($@) {	1079	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1081	override;
951	}	1082	}
952		1083
953	return 1 if $override;	1084	return 1 if $override;
954	}	1085	}
955		1086
956	0	1087	0
957	}	1088	}
958		1089
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1091
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1093
963	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
964		1095
…		…
1017		1148
1018	sub reattach {	1149	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1151	my ($obj) = @_;
1021		1152
		1153	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1155
1024	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
1025		1157
1026	@$registry = ();	1158	@$registry = ();
1027		1159
…		…
1032	for (@$attach) {	1164	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1035	}	1167	}
1036	} else {	1168	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1170	}
1039	}	1171	}
1040	}	1172	}
1041		1173
1042	cf::attachable->attach (	1174	cf::attachable->attach (
1043	prio => -1000000,	1175	prio => -1000000,
1044	on_instantiate => sub {	1176	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1046		1178
1047	$data = from_json $data;	1179	$data = decode_json $data;
1048		1180
1049	for (@$data) {	1181	for (@$data) {
1050	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1051		1183
1052	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1070		1202
1071	sync_job {	1203	sync_job {
1072	if (length $$rdata) {	1204	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1076		1209
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1081	close $fh;	1217	aio_close $fh;
1082		1218
1083	if (@$objs) {	1219	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1226	aio_fsync $fh;
		1227	}
1089	close $fh;	1228	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1230	}
1092	} else {	1231	} else {
1093	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1094	}	1233	}
1095		1234
1096	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1239	} else {
1098	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1099	}	1241	}
1100	} else {	1242	} else {
1101	aio_unlink $filename;	1243	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1103	}	1245	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1270	$av = $st->{objs};
1129	}	1271	}
1130		1272
1131	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1134		1277
1135	($data, $av)	1278	($data, $av)
1136	}	1279	}
1137		1280
1138	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1195		1338
1196	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1197	}	1340	}
1198		1341
		1342	use File::Glob ();
		1343
1199	cf::player->attach (	1344	cf::player->attach (
1200	on_command => sub {	1345	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1202		1347
1203	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1204	or return;	1349	or return;
1205		1350
…		…
1228		1373
1229	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1375	if $reply;
1231		1376
1232	} else {	1377	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1379	}
1235		1380
1236	cf::override;	1381	cf::override;
1237	},	1382	},
1238	);	1383	);
1239		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1240	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1241	cf::sync_job {	1401	cf::sync_job {
1242	my %todo;	1402	my %todo;
1243		1403
1244	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1405	next unless -r $path;
…		…
1263		1423
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1426
1267	$ext{source} =	1427	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1270	. $source	1430	. $source
1271	. "\n};\n1";	1431	. "\n};\n1";
1272		1432
1273	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1274	}	1434	}
1275		1435
		1436	my $pass = 0;
1276	my %done;	1437	my %done;
1277	while (%todo) {	1438	while (%todo) {
1278	my $progress;	1439	my $progress;
1279		1440
		1441	++$pass;
		1442
		1443	ext:
1280	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1446	next ext
1283	unless exists $done{$_};	1447	unless exists $done{$_};
1284	}	1448	}
1285		1449
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1451
1288	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1291		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1293	warn $msg;	1460
1294	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1462	delete $todo{$k};
1296	}	1463	} else {
1297		1464	$done{$k} = delete $todo{$k};
1298	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1299	}	1470	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1471	}
1305		1472
1306	skip:	1473	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1309	}	1481	}
1310	};	1482	};
1311	}	1483	}
1312		1484
1313	#############################################################################	1485	#############################################################################
1314		1486
1315	=back	1487	=back
1316		1488
1317	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1318		1490
1319	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1320		1492
1321	=cut	1493	=cut
1322		1494
1323	package cf::player;	1495	package cf::player;
1324		1496
…		…
1367		1539
1368	sub exists($) {	1540	sub exists($) {
1369	my ($login) = @_;	1541	my ($login) = @_;
1370		1542
1371	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1373	}	1545	}
1374		1546
1375	sub find($) {	1547	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1549	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1562	or return;
1391		1563
1392	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1393	or return;	1565	or return;
		1566
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1397	}	1570	}
1398	}	1571	}
1399	}	1572	}
1400		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1401	sub save($) {	1587	sub save($) {
1402	my ($pl) = @_;	1588	my ($pl) = @_;
1403		1589
1404	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1405		1591
…		…
1408		1594
1409	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1410		1596
1411	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1604
1414	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1606	cf::cede_to_tick;
1416	}	1607	}
1417		1608
…		…
1449	my ($pl) = @_;	1640	my ($pl) = @_;
1450		1641
1451	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1452		1643
1453	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1646
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1460		1652
1461	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1693
1502	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1503	my $path = path $login;	1695	my $path = path $login;
1504		1696
1505	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1703	}
1511		1704
…		…
1515		1708
1516	\@logins	1709	\@logins
1517	}	1710	}
1518		1711
1519	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1520		1715
1521	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1522	player. May block.	1717	player. May block.
1523		1718
1524	=cut	1719	=cut
…		…
1542	}	1737	}
1543		1738
1544	\@paths	1739	\@paths
1545	}	1740	}
1546		1741
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1743
1549	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1745
1598	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1599		1747
1600	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1601		1749
…		…
1633		1781
1634	=cut	1782	=cut
1635		1783
1636	sub find_by_path($) {	1784	sub find_by_path($) {
1637	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1638		1788
1639	my ($match, $specificity);	1789	my ($match, $specificity);
1640		1790
1641	for my $region (list) {	1791	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1670		1820
1671	sub generate_random_map {	1821	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1673	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1827	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1696		1849
1697	sub register {	1850	sub register {
1698	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1852	my $pkg = caller;
1700		1853
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1855
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	1857	}
1706		1858
1707	# also paths starting with '/'	1859	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		1861
1710	sub thawer_merge {	1862	sub thawer_merge {
1711	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1712		1864
1713	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1799		1951
1800	# the temporary/swap location	1952	# the temporary/swap location
1801	sub save_path {	1953	sub save_path {
1802	my ($self) = @_;	1954	my ($self) = @_;
1803		1955
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1806	}	1958	}
1807		1959
1808	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1809	sub uniq_path {	1961	sub uniq_path {
1810	my ($self) = @_;	1962	my ($self) = @_;
1811		1963
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1966	}
1824		1967
1825	sub decay_objects {	1968	sub decay_objects {
1826	my ($self) = @_;	1969	my ($self) = @_;
1827		1970
…		…
1911	sub find {	2054	sub find {
1912	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1913		2056
1914	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1915		2058
1916	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2061
1919	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1924	or return;	2064	or return;
1925		2065
1926	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1927		2067
…		…
1929	or return;	2069	or return;
1930		2070
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
1934	undef $guard1;	2075	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2076	$map->reset;
1937	return find $path;	2077	return find $path;
1938	}	2078	}
1939		2079
1940	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1941	}	2081	}
1942	}	2082	}
1943		2083
1944	sub pre_load { }	2084	sub pre_load { }
1945	sub post_load { }	2085	#sub post_load { } # XS
1946		2086
1947	sub load {	2087	sub load {
1948	my ($self) = @_;	2088	my ($self) = @_;
1949		2089
1950	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2108	$f->skip_block;
1969	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
1970	or return;	2110	or return;
1971		2111
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1973	if delete $self->{load_original};	2113	if delete $self->{load_original};
1974		2114
1975	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2116	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2136	$self->decay_objects;
1997	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1998	$self->update_buttons;	2138	$self->update_buttons;
1999	cf::cede_to_tick;	2139	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2140	$self->activate;
2003	}	2141	}
2004		2142
2005	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
2007		2145
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2147	}
2010		2148
2011	$self->post_load;	2149	$self->post_load;
2012	}	2150	}
2013		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2155	sub customise_for {
2015	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
2016		2157
2017	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2159	if $self->per_player;
…		…
2034	or next;	2175	or next;
2035	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2036	or next;	2177	or next;
2037	$neigh->load;	2178	$neigh->load;
2038		2179
		2180	# now find the diagonal neighbours
2039	push @neigh,	2181	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}	2184	}
2043		2185
…		…
2050	}	2192	}
2051		2193
2052	sub find_sync {	2194	sub find_sync {
2053	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2054		2196
2055	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
2056	}	2201	}
2057		2202
2058	sub do_load_sync {	2203	sub do_load_sync {
2059	my ($map) = @_;	2204	my ($map) = @_;
2060		2205
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2063		2208
2064	cf::sync_job { $map->load };	2209	$map->load;
2065	}	2210	}
2066		2211
2067	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2069		2214
…		…
2071	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
2072		2217
2073	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
2074		2219
2075	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2222	}
2078		2223
2079	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
2080		2225
2081	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2096		2241
2097	()	2242	()
2098	}	2243	}
2099		2244
		2245	# common code, used by both ->save and ->swapout
2100	sub save {	2246	sub _save {
2101	my ($self) = @_;	2247	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2248
2105	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2106		2250
2107	return unless $self->dirty;	2251	return unless $self->dirty;
2108		2252
…		…
2117		2261
2118	cf::async {	2262	cf::async {
2119	$Coro::current->{desc} = "map player save";	2263	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2121	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2122		2268
2123	if ($uniq) {	2269	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2272	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2274	}
2129	}	2275	}
2130		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2131	sub swap_out {	2285	sub swap_out {
2132	my ($self) = @_;	2286	my ($self) = @_;
2133		2287
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2139	return if $self->players;	2292	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;
2141	return if $self->{deny_save};
2142		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2143	$self->in_memory (cf::MAP_SWAPPED);	2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
		2303	$self->clear;
		2304	}
		2305
		2306	sub reset_at {
		2307	my ($self) = @_;
		2308
		2309	# TODO: safety, remove and allow resettable per-player maps
		2310	return 1e99 if $self->{deny_reset};
		2311
		2312	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2313	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2314
		2315	$time + $to
		2316	}
		2317
		2318	sub should_reset {
		2319	my ($self) = @_;
		2320
		2321	$self->reset_at <= $cf::RUNTIME
		2322	}
		2323
		2324	sub reset {
		2325	my ($self) = @_;
		2326
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
		2329	return if $self->players;
		2330
		2331	cf::trace "resetting map ", $self->path, "\n";
		2332
		2333	$self->in_memory (cf::MAP_SWAPPED);
		2334
		2335	# need to save uniques path
		2336	unless ($self->{deny_save}) {
		2337	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2338
		2339	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2340	if $uniq;
		2341	}
		2342
		2343	delete $cf::MAP{$self->path};
2144		2344
2145	$self->deactivate;	2345	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2347	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2348
2193	$self->unlink_save;	2349	$self->unlink_save;
2194	$self->destroy;	2350	$self->destroy;
2195	}	2351	}
2196		2352
…		…
2204		2360
2205	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2206		2362
2207	$self->unlink_save;	2363	$self->unlink_save;
2208		2364
2209	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2370
…		…
2263		2419
2264	sub unique_maps() {	2420	sub unique_maps() {
2265	[	2421	[
2266	map {	2422	map {
2267	utf8::decode $_;	2423	utf8::decode $_;
2268	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2269	? normalise $_	2427	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2429	]
2273	}	2430	}
2274		2431
2275	package cf;	2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
2276		2463
2277	=back	2464	=back
2278		2465
2279	=head3 cf::object	2466	=head3 cf::object
2280		2467
…		…
2284		2471
2285	=over 4	2472	=over 4
2286		2473
2287	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2288		2475
2289	Returns the inventory of the object _and_ their inventories, recursively.	2476	Returns the inventory of the object I<and> their inventories, recursively,
		2477	but I<not> the object itself.
2290		2478
2291	=cut	2479	=cut
2292		2480
2293	sub inv_recursive_;	2481	sub inv_recursive_;
2294	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2300	}	2488	}
2301		2489
2302	=item $ref = $ob->ref	2490	=item $ref = $ob->ref
2303		2491
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2492	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2493
2306	=item $ob = cf::object::deref ($refstring)	2494	=item $ob = cf::object::deref ($refstring)
2307		2495
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2497	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2343		2531
2344	=cut	2532	=cut
2345		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
		2547
2346	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2549	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2565
2364	} else {	2566	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2569	}
2368	}	2570	}
2369	}	2571	}
2370		2572
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2598
2397	=item $player_object->enter_link	2599	=item $player_object->enter_link
2398		2600
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2602
2401	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2403		2607
2404	Will never block.	2608	Will never block.
2405		2609
2406	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2407		2611
…		…
2427	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2632	my ($self) = @_;
2429		2633
2430	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2431		2635
		2636	++$self->{_link_recursion};
		2637
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2639
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2436		2642
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2644	}
2439		2645
2440	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2442		2648
…		…
2459	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2461		2667
2462	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2465		2671
2466	$map->load;	2672	$map->load;
2467	$map->load_neighbours;	2673	$map->load_neighbours;
2468		2674
2469	return unless $self->contr->active;	2675	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2676
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2474	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2475		2684
		2685	}
		2686
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2688
2478	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2693	be called at the end of this process.
2483		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2484	=cut	2698	=cut
2485		2699
2486	our $GOTOGEN;	2700	our $GOTOGEN;
2487		2701
2488	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
2490		2710
2491	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2713
2494	$self->enter_link;	2714	$self->enter_link;
…		…
2518	my $map = eval {	2738	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2739	my $map = defined $path ? cf::map::find $path : undef;
2520		2740
2521	if ($map) {	2741	if ($map) {
2522	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2744	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2746	}
2527		2747
2528	$map	2748	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2539	}	2759	}
2540		2760
2541	$done->() if $done;	2761	$done->($self) if $done;
2542	})->prio (1);	2762	})->prio (1);
2543	}	2763	}
2544		2764
2545	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2546		2766
…		…
2566	}	2786	}
2567		2787
2568	sub prepare_random_map {	2788	sub prepare_random_map {
2569	my ($exit) = @_;	2789	my ($exit) = @_;
2570		2790
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2793	# that depends on the exit object
2576		2794
2577	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2797	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2584	}	2804	}
2585		2805
2586	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2587		2807
2588	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2591		2811
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2814	undef $fh;
2595	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2596		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2599	}	2823	}
2600	}	2824	}
2601		2825
2602	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2604		2828
2605	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2606		2830
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2831	$self->enter_link;
2619		2832
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2833	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2834	$Coro::current->{desc} = "enter_exit";
2626		2835
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2629	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2630		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2631	1;	2857	1
2632	}) {	2858	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2863
2638	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	2865	$self->leave_link;
2640	}	2866	}
2641	})->prio (1);	2867	})->prio (1);
2642	}	2868	}
2643		2869
…		…
2655	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2657		2883
2658	utf8::encode $text;	2884	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2660	}	2911	}
2661		2912
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2914
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2668		2919
2669	=cut	2920	=cut
2670		2921
		2922	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
2672	"c/identify" => {	2930	"c/identify" => {
2673	id => "infobox",	2931	id => "infobox",
2674	title => "Identify",	2932	title => "Identify",
2675	reply => undef,	2933	reply => undef,
2676	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2936	"c/examine" => {
2679	id => "infobox",	2937	id => "infobox",
2680	title => "Examine",	2938	title => "Examine",
2681	reply => undef,	2939	reply => undef,
2682	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2947	},
2684	"c/book" => {	2948	"c/book" => {
2685	id => "infobox",	2949	id => "infobox",
2686	title => "Book",	2950	title => "Book",
2687	reply => undef,	2951	reply => undef,
…		…
2703	id => "infobox",	2967	id => "infobox",
2704	title => "Body Parts",	2968	title => "Body Parts",
2705	reply => undef,	2969	reply => undef,
2706	tooltip => "Shows which body parts you posess and are available",	2970	tooltip => "Shows which body parts you posess and are available",
2707	},	2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
2708	"c/uptime" => {	3008	"c/uptime" => {
2709	id => "infobox",	3009	id => "infobox",
2710	title => "Uptime",	3010	title => "Uptime",
2711	reply => undef,	3011	reply => undef,
2712	tooltip => "How long the server has been running sicne last restart",	3012	tooltip => "How long the server has been running since last restart",
2713	},	3013	},
2714	"c/mapinfo" => {	3014	"c/mapinfo" => {
2715	id => "infobox",	3015	id => "infobox",
2716	title => "Map Info",	3016	title => "Map Info",
2717	reply => undef,	3017	reply => undef,
2718	tooltip => "Information related to the maps",	3018	tooltip => "Information related to the maps",
2719	},	3019	},
		3020	"c/party" => {
		3021	id => "party",
		3022	title => "Party",
		3023	reply => "gsay ",
		3024	tooltip => "Messages and chat related to your party",
		3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
2720	);	3034	);
2721		3035
2722	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2723	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2724		3038
2725	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2726		3041
2727	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2728		3043
2729	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2730	if ($CHANNEL{$channel}) {	3045	if ($CHANNEL{$channel}) {
2731	$channel = $CHANNEL{$channel};	3046	$channel = $CHANNEL{$channel};
2732		3047
2733	$self->ext_msg (channel_info => $channel)	3048	$self->ext_msg (channel_info => $channel);
2734	if $self->can_msg;
2735
2736	$channel = $channel->{id};	3049	$channel = $channel->{id};
2737		3050
2738	} elsif (ref $channel) {	3051	} elsif (ref $channel) {
2739	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2740	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2741	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2742	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2743	if $self->can_msg;
2744	}	3056	}
2745		3057
2746	$channel = $channel->{id};	3058	$channel = $channel->{id};
2747	}	3059	}
2748		3060
2749	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2750		3062
2751	if ($self->can_msg) {
2752	# default colour, mask it out	3063	# default colour, mask it out
2753	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2754	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2755		3066
2756	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2757	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2758	} else {	3070	);
2759	if ($color >= 0) {
2760	# replace some tags by gcfclient-compatible ones
2761	for ($msg) {
2762	1 while
2763	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2764	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2765	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2766	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2767	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2768	}
2769		3071
2770	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2771
2772	utf8::encode $msg;
2773
2774	if (0 && $msg =~ /\[/) {
2775	# COMMAND/INFO
2776	$self->send_packet ("drawextinfo $color 10 8 $msg")
2777	} else {
2778	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2779	$self->send_packet ("drawinfo $color $msg")
2780	}
2781	}
2782	}
2783	}	3073	}
2784		3074
2785	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2786		3076
2787	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2790		3080
2791	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2792	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2793		3083
2794	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2795	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2796	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2797	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2798	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2799	}	3089	}
2800	}	3090	}
2801		3091
2802	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2803		3093
…		…
2807		3097
2808	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2809	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2810		3100
2811	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2812	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2813	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2814	#TODO: version 1, remove	3104	#TODO: version 1, remove
2815	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2816	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2817	}	3107	}
2818	}	3108	}
2819		3109
2820	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2821		3111
…		…
2892		3182
2893	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2894	if $reply;	3184	if $reply;
2895		3185
2896	} else {	3186	} else {
2897	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2898	}	3188	}
2899		3189
2900	cf::override;	3190	cf::override;
2901	},	3191	},
2902	);	3192	);
…		…
2922		3212
2923	$coro	3213	$coro
2924	}	3214	}
2925		3215
2926	cf::client->attach (	3216	cf::client->attach (
2927	on_destroy => sub {	3217	on_client_destroy => sub {
2928	my ($ns) = @_;	3218	my ($ns) = @_;
2929		3219
2930	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2931	},	3221	},
2932	);	3222	);
…		…
2948	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2949		3239
2950	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2951		3241
2952	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2953	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2954	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2955	sort time	3245	sort time
2956	));	3246	));
2957		3247
2958	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2961		3251
2962	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2963		3253
2964	cf::object	3254	cf::object
2965	contr pay_amount pay_player map x y force_find force_add destroy	3255	contr pay_amount pay_player map x y force_find force_add destroy
2966	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2967		3258
2968	cf::object::player	3259	cf::object::player
2969	player	3260	player
2970		3261
2971	cf::player	3262	cf::player
…		…
2976		3267
2977	=cut	3268	=cut
2978		3269
2979	for (	3270	for (
2980	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2981	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2982	decrease_ob_nr destroy)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2983	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2984	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2985	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2986	) {	3277	) {
2987	no strict 'refs';
2988	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2989	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2990	for @funs;	3280	for @funs;
2991	}	3281	}
2992		3282
…		…
3007		3297
3008	my $qcode = $code;	3298	my $qcode = $code;
3009	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3010	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
3011		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
3012	local $_;	3305	local $_;
3013	local @safe::cf::_safe_eval_args = values %vars;
3014		3306
3015	my $eval =	3307	my $eval =
3016	"do {\n"	3308	"do {\n"
3017	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3018	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
3019	. $code	3311	. $code
3020	. "\n}"	3312	. "\n}"
3021	;	3313	;
3022		3314
		3315	if ($CFG{safe_eval}) {
3023	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
3024	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3025	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
3026		3324
3027	if ($@) {	3325	if ($@) {
3028	warn "$@";	3326	warn "$@",
3029	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
3030	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
3031	}	3329	}
3032		3330
3033	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
3034	}	3332	}
3035		3333
…		…
3049	=cut	3347	=cut
3050		3348
3051	sub register_script_function {	3349	sub register_script_function {
3052	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
3053		3351
3054	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
3055	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
3056	}	3354	}
3057		3355
3058	=back	3356	=back
3059		3357
3060	=cut	3358	=cut
3061		3359
3062	#############################################################################	3360	#############################################################################
3063	# the server's init and main functions	3361	# the server's init and main functions
		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
3064		3405
3065	sub load_facedata($) {	3406	sub load_facedata($) {
3066	my ($path) = @_;	3407	my ($path) = @_;
3067		3408
3068	# HACK to clear player env face cache, we need some signal framework	3409	# HACK to clear player env face cache, we need some signal framework
3069	# for this (global event?)	3410	# for this (global event?)
3070	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
3071		3412
3072	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3073		3414
3074	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
3075		3416
3076	my $facedata;	3417	my $facedata;
3077	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
3078	or die "$path: $!";	3419	or die "$path: $!";
3079		3420
…		…
3081		3422
3082	$facedata->{version} == 2	3423	$facedata->{version} == 2
3083	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3084		3425
3085	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3086	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3087	type => FT_RSRC,	3429	type => FT_RSRC,
3088	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3089	};	3432	};
3090	cf::cede_to_tick;	3433	cf::cede_to_tick;
3091		3434
3092	{	3435	{
3093	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3094		3437
3095	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3096	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3097	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3098	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3099	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3100	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3101		3445
3102	cf::cede_to_tick;	3446	cf::cede_to_tick;
3103	}	3447	}
3104		3448
3105	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3106	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3107	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3108	or next;	3453	or next;
		3454
3109	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3110	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3111	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3112	} else {	3458	} else {
3113	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3114	}	3460	}
3115		3461
3116	cf::cede_to_tick;	3462	cf::cede_to_tick;
3117	}	3463	}
3118	}	3464	}
…		…
3127		3473
3128	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3129	}	3475	}
3130		3476
3131	{	3477	{
3132	# TODO: for gcfclient pleasure, we should give resources
3133	# that gcfclient doesn't grok a >10000 face index.
3134	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3135		3479
3136	my $soundconf = delete $res->{"res/sound.conf"};
3137
3138	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3139	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3140	my $data;
3141		3483
3142	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3143	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3144
3145	my $meta = $enc->encode ({
3146	name => $name,
3147	%{ $info->{meta} || {} },
3148	});
3149
3150	$data = pack "(w/a*)*", $meta, $info->{data};
3151	} else {	3486	} else {
3152	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3153	}	3488	}
3154		3489
3155	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3156	cf::face::set_type $idx, $info->{type};
3157
3158	cf::cede_to_tick;	3490	cf::cede_to_tick;
3159	}	3491	}
3160
3161	if ($soundconf) {
3162	$soundconf = $enc->decode (delete $soundconf->{data});
3163
3164	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3165	my $sound = $soundconf->{compat}[$_]
3166	or next;
3167
3168	my $face = cf::face::find "sound/$sound->[1]";
3169	cf::sound::set $sound->[0] => $face;
3170	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3171	}
3172
3173	while (my ($k, $v) = each %{$soundconf->{event}}) {
3174	my $face = cf::face::find "sound/$v";
3175	cf::sound::set $k => $face;
3176	}
3177	}
3178	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3179		3495
3180	1	3496	1
3181	}	3497	}
3182		3498
3183	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3185		3501
3186	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3187	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3188	}	3504	}
3189	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3190		3516
3191	sub reload_regions {	3517	sub reload_regions {
3192	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3193	# for this (global event?)	3519	# for this (global event?)
3194	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3208	}	3534	}
3209		3535
3210	sub reload_archetypes {	3536	sub reload_archetypes {
3211	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3212	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3213	#d# NEED to laod twice to resolve forward references
3214	# this really needs to be done in an extra post-pass
3215	# (which needs to be synchronous, so solve it differently)
3216	load_resource_file "$DATADIR/archetypes"
3217	or die "unable to load archetypes\n";
3218	}	3539	}
3219		3540
3220	sub reload_treasures {	3541	sub reload_treasures {
3221	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3222	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3223	}	3544	}
3224		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3225	sub reload_resources {	3569	sub reload_resources {
3226	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3227		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3228	reload_regions;	3575	reload_regions;
3229	reload_facedata;
3230	#reload_archetypes;#d#
3231	reload_archetypes;
3232	reload_treasures;	3576	reload_treasures;
3233		3577
3234	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3235	}
3236
3237	sub init {
3238	reload_resources;
3239	}	3579	}
3240		3580
3241	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3242	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3243	or return;	3585	or return;
3244		3586
3245	local $/;	3587	local $/;
3246	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3247		3589
3248	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3249		3591
3250	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3251	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3252		3594
3253	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3255	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3256	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3257	};	3599	};
3258	warn $@ if $@;	3600	warn $@ if $@;
3259	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
3260	}	3632	}
3261		3633
3262	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3263	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3264	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3265	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3266	(async {	3647	(async {
3267	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3268	Event::one_event;	3649	EV::loop EV::LOOP_ONESHOT;
3269	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3270	};	3651	};
3271		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
3272	reload_config;	3667	reload_config;
3273	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
3274	load_extensions;	3678	load_extensions;
3275		3679
3276	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3277	Event::loop;	3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
		3687	};
		3688
		3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
3278	}	3698	}
3279		3699
3280	#############################################################################	3700	#############################################################################
3281	# initialisation and cleanup	3701	# initialisation and cleanup
3282		3702
3283	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3284	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3285	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3286	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	signal => $signal,
3290	prio => 0,
3291	cb => sub {
3292	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3293	},
3294	);	3709	};
3295	}	3710	}
3296	}	3711	}
3297		3712
3298	sub write_runtime {	3713	sub write_runtime_sync {
3299	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3300		3715
3301	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3302	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3303		3718
3304	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3305		3720
3306	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3307		3722
3308	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3309	or return;	3724	or return;
3310		3725
3311	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3312	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3313	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3323	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3324		3739
3325	close $fh	3740	close $fh
3326	or return;	3741	or return;
3327		3742
3328	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3329	and return;	3744	and return;
3330		3745
3331	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3332		3747
3333	1	3748	1
		3749	}
		3750
		3751	our $uuid_lock;
		3752	our $uuid_skip;
		3753
		3754	sub write_uuid_sync($) {
		3755	$uuid_skip ||= $_[0];
		3756
		3757	return if $uuid_lock;
		3758	local $uuid_lock = 1;
		3759
		3760	my $uuid = "$LOCALDIR/uuid";
		3761
		3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3763	or return;
		3764
		3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
		3773	$uuid_skip = 0;
		3774
		3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3776	and return;
		3777
		3778	# always fsync - this file is important
		3779	aio_fsync $fh
		3780	and return;
		3781
		3782	close $fh
		3783	or return;
		3784
		3785	aio_rename "$uuid~", $uuid
		3786	and return;
		3787
		3788	trace "uuid file written ($value).\n";
		3789
		3790	1
		3791
		3792	}
		3793
		3794	sub write_uuid($$) {
		3795	my ($skip, $sync) = @_;
		3796
		3797	$sync ? write_uuid_sync $skip
		3798	: async { write_uuid_sync $skip };
3334	}	3799	}
3335		3800
3336	sub emergency_save() {	3801	sub emergency_save() {
3337	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3338		3803
3339	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
3340		3810
3341	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3342	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3343	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3344	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3345	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3346	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3347	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3348	$pl->valid or next;	3820	$pl->valid or next;
3349	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3350	$pl->save;	3822	$pl->save;
3351	}	3823	}
3352	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3353		3825
3354	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
3355	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3356	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3357	$map->valid or next;	3831	$map->valid or next;
3358	$map->save;	3832	$map->save;
3359	}	3833	}
3360	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3361		3835
3362	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
3363	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3364	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
		3841
		3842	info "emergency_perl_save: begin write uuid\n";
		3843	write_uuid_sync 1;
		3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3365	};	3864	};
3366		3865
3367	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3368	}	3867	}
3369		3868
3370	sub post_cleanup {	3869	sub post_cleanup {
3371	my ($make_core) = @_;	3870	my ($make_core) = @_;
3372		3871
		3872	IO::AIO::flush;
		3873
3373	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3374	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
3375	}	3904	}
3376		3905
3377	sub do_reload_perl() {	3906	sub do_reload_perl() {
3378	# can/must only be called in main	3907	# can/must only be called in main
3379	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3380	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3381	return;	3910	return;
3382	}	3911	}
3383		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3384	warn "reloading...";	3918	info "reloading...";
3385		3919
3386	warn "entering sync_job";	3920	trace "entering sync_job";
3387		3921
3388	cf::sync_job {	3922	cf::sync_job {
3389	cf::write_runtime; # external watchdog should not bark
3390	cf::emergency_save;	3923	cf::emergency_save;
3391	cf::write_runtime; # external watchdog should not bark
3392		3924
3393	warn "syncing database to disk";
3394	BDB::db_env_txn_checkpoint $DB_ENV;
3395
3396	# if anything goes wrong in here, we should simply crash as we already saved
3397
3398	warn "cancelling all WF_AUTOCANCEL watchers";
3399	for (Event::all_watchers) {
3400	$_->cancel if $_->data & WF_AUTOCANCEL;
3401	}
3402
3403	warn "flushing outstanding aio requests";
3404	for (;;) {
3405	BDB::flush;
3406	IO::AIO::flush;
3407	Coro::cede_notself;
3408	last unless IO::AIO::nreqs || BDB::nreqs;
3409	warn "iterate...";
3410	}
3411
3412	++$RELOAD;
3413
3414	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3415	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3416	%EXT_CORO = ();	3927	%EXT_CORO = ();
3417		3928
3418	warn "removing commands";	3929	trace "removing commands";
3419	%COMMAND = ();	3930	%COMMAND = ();
3420		3931
3421	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3422	%EXTCMD = ();	3933	%EXTCMD = ();
3423	%EXTICMD = ();	3934	%EXTICMD = ();
3424		3935
3425	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3426	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3427	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3428		3939
3429	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3430	eval {	3941	eval {
3431	$cb->($pkg);	3942	$cb->($pkg);
3432	1	3943	1
3433	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
3434	}	3949	}
3435		3950
3436	warn "... nuking $pkg";
3437	Symbol::delete_package $pkg;
3438	}
3439
3440	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3441	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3442	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3443		3954
3444	warn "... unloading $k";	3955	trace "... unloading $k";
3445	delete $INC{$k};	3956	delete $INC{$k};
3446		3957
3447	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3448	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3449		3960
3450	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3451	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3452	}	3966	}
3453		3967
3454	Symbol::delete_package $k;
3455	}
3456
3457	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3458	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3459	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3460		3971
3461	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3462	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3463	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3464		3975
3465	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3466	# and global variables created in xs	3977	# and global variables created in xs
3467	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3468		3979
3469	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3470		3981
3471	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3472	require cf;	3983	require cf;
3473	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3474		3985
3475	warn "loading config and database again";	3986	trace "loading config and database again";
3476	cf::reload_config;	3987	cf::reload_config;
3477		3988
3478	warn "loading extensions";	3989	trace "loading extensions";
3479	cf::load_extensions;	3990	cf::load_extensions;
3480		3991
		3992	if ($REATTACH_ON_RELOAD) {
3481	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3482	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3483	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3484	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3485	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3486	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3487		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3488	warn "leaving sync_job";	4004	trace "leaving sync_job";
3489		4005
3490	1	4006	1
3491	} or do {	4007	} or do {
3492	warn $@;	4008	error $@;
3493	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3494	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3495	};	4014	}
3496		4015
3497	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3498	};	4018	};
3499		4019
3500	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3501		4021
3502	sub reload_perl() {	4022	sub reload_perl() {
3503	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3504	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3505		4025
3506	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3507	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3508	after => 0,	4028
3509	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3510	cb => sub {
3511	do_reload_perl;	4030	do_reload_perl;
3512	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3513	},	4032	};
3514	);	4033	};
3515	}	4034	}
3516		4035
3517	register_command "reload" => sub {	4036	register_command "reload" => sub {
3518	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3519		4038
…		…
3524	reload_perl;	4043	reload_perl;
3525	};	4044	};
3526	}	4045	}
3527	};	4046	};
3528		4047
3529	unshift @INC, $LIBDIR;	4048	#############################################################################
3530		4049
3531	my $bug_warning = 0;	4050	my $bug_warning = 0;
3532		4051
3533	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3534	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3535		4054
3536	sub wait_for_tick {	4055	sub wait_for_tick {
3537	return unless $TICK_WATCHER->is_active;
3538	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3539		4057
3540	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3541	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3542	$signal->wait;	4060	$signal->wait;
3543	}	4061	}
3544		4062
3545	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3546	return unless $TICK_WATCHER->is_active;
3547	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3548		4065
3549	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3550	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3551	$signal->wait;	4068	$signal->wait;
3552	}	4069	}
3553		4070
3554	$TICK_WATCHER = Event->timer (	4071	sub tick {
3555	reentrant => 0,
3556	parked => 1,
3557	prio => 0,
3558	at => $NEXT_TICK || $TICK,
3559	data => WF_AUTOCANCEL,
3560	cb => sub {
3561	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3562	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3563	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3564	return;	4075	return;
3565	}	4076	}
3566		4077
3567	$NOW = $tick_start = Event::time;
3568
3569	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3570		4079
3571	$RUNTIME += $TICK;	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3572	$NEXT_TICK += $TICK;
3573		4081
3574	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3575	$NEXT_RUNTIME_WRITE = $NOW + 10;	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3576	Coro::async_pool {	4084	Coro::async_pool {
3577	$Coro::current->{desc} = "runtime saver";	4085	$Coro::current->{desc} = "runtime saver";
3578	write_runtime	4086	write_runtime_sync
3579	or warn "ERROR: unable to write runtime file: $!";	4087	or error "ERROR: unable to write runtime file: $!";
3580	};
3581	}	4088	};
		4089	}
3582		4090
3583	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3584	$sig->send;	4092	$sig->send;
3585	}	4093	}
3586	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3587	$sig->send;	4095	$sig->send;
3588	}	4096	}
3589		4097
3590	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3591
3592	# if we are delayed by four ticks or more, skip them all
3593	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3594
3595	$TICK_WATCHER->at ($NEXT_TICK);
3596	$TICK_WATCHER->start;
3597
3598	$LOAD = ($NOW - $tick_start) / $TICK;
3599	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3600		4100
3601	_post_tick;	4101	if (0) {
		4102	if ($NEXT_TICK) {
		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3602	},	4107	}
3603	);	4108	}
3604		4109
3605	{	4110	{
		4111	# configure BDB
		4112
3606	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3607	BDB::max_poll_time $TICK * 0.1;	4114	BDB::max_poll_reqs $TICK * 0.1;
3608	$BDB_POLL_WATCHER = Event->io (	4115	$AnyEvent::BDB::WATCHER->priority (1);
3609	reentrant => 0,
3610	fd => BDB::poll_fileno,
3611	poll => 'r',
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => \&BDB::poll_cb,
3615	);
3616
3617	BDB::set_sync_prepare {
3618	my $status;
3619	my $current = $Coro::current;
3620	(
3621	sub {
3622	$status = $!;
3623	$current->ready; undef $current;
3624	},
3625	sub {
3626	Coro::schedule while defined $current;
3627	$! = $status;
3628	},
3629	)
3630	};
3631		4116
3632	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3633	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
3634	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3635	| BDB::LOG_AUTOREMOVE, 1);	4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3636	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3637	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3638		4124
3639	cf::sync_job {	4125	cf::sync_job {
3640	eval {	4126	eval {
…		…
3650		4136
3651	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3652	};	4138	};
3653	}	4139	}
3654		4140
3655	$BDB_DEADLOCK_WATCHER = Event->timer (	4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3656	after => 3,
3657	interval => 1,
3658	hard => 1,
3659	prio => 0,
3660	data => WF_AUTOCANCEL,
3661	cb => sub {
3662	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4142	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3663	},
3664	);	4143	};
3665	$BDB_CHECKPOINT_WATCHER = Event->timer (	4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3666	after => 11,
3667	interval => 60,
3668	hard => 1,
3669	prio => 0,
3670	data => WF_AUTOCANCEL,
3671	cb => sub {
3672	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3673	},
3674	);	4146	};
3675	$BDB_TRICKLE_WATCHER = Event->timer (	4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3676	after => 5,
3677	interval => 10,
3678	hard => 1,
3679	prio => 0,
3680	data => WF_AUTOCANCEL,
3681	cb => sub {
3682	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683	},
3684	);	4149	};
3685	}	4150	}
3686		4151
3687	{	4152	{
		4153	# configure IO::AIO
		4154
3688	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3693	reentrant => 0,
3694	data => WF_AUTOCANCEL,
3695	fd => IO::AIO::poll_fileno,
3696	poll => 'r',
3697	prio => 0,
3698	cb => \&IO::AIO::poll_cb,
3699	);
3700	}	4158	}
3701		4159
3702	my $_log_backtrace;	4160	my $_log_backtrace;
3703		4161
3704	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3707	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3708		4166
3709	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3710	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3711	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3712	async {	4171	async {
3713	$Coro::current->{desc} = "abt $msg";	4172	$Coro::current->{desc} = "abt $msg";
3714		4173
3715	my @bt = fork_call {	4174	my @bt = fork_call {
3716	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
…		…
3727	}	4186	}
3728		4187
3729	@funcs	4188	@funcs
3730	};	4189	};
3731		4190
3732	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3733	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3734	--$_log_backtrace;	4194	--$_log_backtrace;
3735	};	4195	};
3736	} else {	4196	} else {
3737	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3738	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3739	}	4199	}
3740	}	4200	}
3741		4201
3742	# load additional modules	4202	# load additional modules
3743	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3744		4205
3745	END { cf::emergency_save }	4206	END { cf::emergency_save }
3746		4207
3747	1	4208	1
3748		4209

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