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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.380 by root, Mon Oct 8 13:58:07 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 Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 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 | logBacktrace, 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	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
450	}	548	}
		549	}
451		550
452	$time = Event::time - $time;	551	my $time = AE::time - $time;
453		552
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
458		554
459	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
460	} else {	556	} else {
461	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
462		558
…		…
487	=item fork_call { }, $args	583	=item fork_call { }, $args
488		584
489	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
490	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
493		589
494	=cut	590	=cut
495		591
496	sub fork_call(&@) {	592	sub fork_call(&@) {
497	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
506	}, @args;	602	}, @args;
507		603
508	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
509	}	605	}
510		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
511	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
512		646
513	Returns a single value from the environment database.	647	Returns a single value from the environment database.
514		648
515	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
…		…
523	within each server.	657	within each server.
524		658
525	=cut	659	=cut
526		660
527	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
528	my ($name) = @_;	665	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
530		667
531	eval {	668	eval {
532	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
542	}	679	}
543		680
544	our $DB;	681	our $DB;
545		682
546	sub db_init {	683	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	684	$DB ||= db_table "db";
549	};
550	}	685	}
551		686
552	sub db_get($$) {	687	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
554		689
555	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
556	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
557		694
558	$! ? ()	695	$! ? ()
559	: $data	696	: $data
560	}
561	}	697	}
562		698
563	sub db_put($$$) {	699	sub db_put($$$) {
564	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		757
622	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	759	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
625		761
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		763
628	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
631		767
…		…
641		777
642	=cut	778	=cut
643		779
644	sub datalog($@) {	780	sub datalog($@) {
645	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	783	}
648		784
649	=back	785	=back
650		786
651	=cut	787	=cut
652		788
653	#############################################################################	789	#############################################################################
654		790
655	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
656		792
657	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
658	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")
659	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
660		796
661	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>
662	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
663	Crossfire TRT).	799	Deliantra).
664		800
665	=over 4	801	=over 4
666		802
667	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
668		804
…		…
712	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
713		849
714	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
715	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
716		852
717	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		855
720	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
721		857
722	=over 4	858	=over 4
…		…
846		982
847	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		985
850	} elsif (ref $type) {	986	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
852		988
853	} else {	989	} else {
854	shift @arg;	990	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
856	}	992	}
857	}	993	}
858	}	994	}
859		995
860	sub _object_attach {	996	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
871	}	1007	}
872		1008
873	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
874	} else {	1010	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1012	}
877		1013
878	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
879	}	1015	}
880		1016
…		…
939		1075
940	for (@$callbacks) {	1076	for (@$callbacks) {
941	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
942		1078
943	if ($@) {	1079	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1081	override;
947	}	1082	}
948		1083
949	return 1 if $override;	1084	return 1 if $override;
950	}	1085	}
951		1086
952	0	1087	0
953	}	1088	}
954		1089
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1091
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1093
959	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
960		1095
…		…
966		1101
967	=cut	1102	=cut
968		1103
969	#############################################################################	1104	#############################################################################
970	# object support	1105	# object support
971	#
972		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
973	sub _can_merge {	1140	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
975		1142
976	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1144
980	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
981	}	1147	}
982		1148
983	sub reattach {	1149	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1151	my ($obj) = @_;
986		1152
		1153	# no longer needed after getting rid of delete_package?
987	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
988		1155
989	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
990		1157
991	@$registry = ();	1158	@$registry = ();
992		1159
…		…
997	for (@$attach) {	1164	for (@$attach) {
998	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1000	}	1167	}
1001	} else {	1168	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1170	}
1004	}	1171	}
1005	}	1172	}
1006		1173
1007	cf::attachable->attach (	1174	cf::attachable->attach (
1008	prio => -1000000,	1175	prio => -1000000,
1009	on_instantiate => sub {	1176	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1011		1178
1012	$data = from_json $data;	1179	$data = decode_json $data;
1013		1180
1014	for (@$data) {	1181	for (@$data) {
1015	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1016		1183
1017	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1035		1202
1036	sync_job {	1203	sync_job {
1037	if (length $$rdata) {	1204	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1041		1209
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1217	aio_close $fh;
1047		1218
1048	if (@$objs) {	1219	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1228	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1230	}
1057	} else {	1231	} else {
1058	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1059	}	1233	}
1060		1234
1061	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1239	} else {
1063	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1064	}	1241	}
1065	} else {	1242	} else {
1066	aio_unlink $filename;	1243	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1068	}	1245	}
…		…
1087		1264
1088	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1267	or return;
1091		1268
1092	my $st = eval { Coro::Storable::thaw $av }	1269	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1270	$av = $st->{objs};
1095	}	1271	}
1096		1272
1097	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1100		1277
1101	($data, $av)	1278	($data, $av)
1102	}	1279	}
1103		1280
1104	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1161		1338
1162	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1163	}	1340	}
1164		1341
		1342	use File::Glob ();
		1343
1165	cf::player->attach (	1344	cf::player->attach (
1166	on_command => sub {	1345	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1168		1347
1169	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1170	or return;	1349	or return;
1171		1350
…		…
1194		1373
1195	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1375	if $reply;
1197		1376
1198	} else {	1377	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1379	}
1201		1380
1202	cf::override;	1381	cf::override;
1203	},	1382	},
1204	);	1383	);
1205		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
1206	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1207	cf::sync_job {	1401	cf::sync_job {
1208	my %todo;	1402	my %todo;
1209		1403
1210	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1405	next unless -r $path;
…		…
1229		1423
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1426
1233	$ext{source} =	1427	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1236	. $source	1430	. $source
1237	. "\n};\n1";	1431	. "\n};\n1";
1238		1432
1239	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1240	}	1434	}
1241		1435
		1436	my $pass = 0;
1242	my %done;	1437	my %done;
1243	while (%todo) {	1438	while (%todo) {
1244	my $progress;	1439	my $progress;
1245		1440
		1441	++$pass;
		1442
		1443	ext:
1246	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1446	next ext
1249	unless exists $done{$_};	1447	unless exists $done{$_};
1250	}	1448	}
1251		1449
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1451
1254	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1257		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1259	warn $msg;	1460
1260	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1462	delete $todo{$k};
1262	}	1463	} else {
1263		1464	$done{$k} = delete $todo{$k};
1264	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1265	}	1470	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1471	}
1271		1472
1272	skip:	1473	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1481	}
1276	};	1482	};
1277	}	1483	}
1278		1484
1279	#############################################################################	1485	#############################################################################
1280		1486
1281	=back	1487	=back
1282		1488
1283	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1284		1490
1285	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1286		1492
1287	=cut	1493	=cut
1288		1494
1289	package cf::player;	1495	package cf::player;
1290		1496
…		…
1333		1539
1334	sub exists($) {	1540	sub exists($) {
1335	my ($login) = @_;	1541	my ($login) = @_;
1336		1542
1337	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1339	}	1545	}
1340		1546
1341	sub find($) {	1547	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1549	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1562	or return;
1357		1563
1358	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1359	or return;	1565	or return;
		1566
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1363	}	1570	}
1364	}	1571	}
1365	}	1572	}
1366		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
1367	sub save($) {	1587	sub save($) {
1368	my ($pl) = @_;	1588	my ($pl) = @_;
1369		1589
1370	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1371		1591
…		…
1374		1594
1375	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1376		1596
1377	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1604
1380	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1606	cf::cede_to_tick;
1382	}	1607	}
1383		1608
…		…
1415	my ($pl) = @_;	1640	my ($pl) = @_;
1416		1641
1417	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1418		1643
1419	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1420	$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
1421		1646
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1426		1652
1427	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1693
1468	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1469	my $path = path $login;	1695	my $path = path $login;
1470		1696
1471	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1703	}
1477		1704
…		…
1481		1708
1482	\@logins	1709	\@logins
1483	}	1710	}
1484		1711
1485	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1486		1715
1487	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1488	player. May block.	1717	player. May block.
1489		1718
1490	=cut	1719	=cut
…		…
1508	}	1737	}
1509		1738
1510	\@paths	1739	\@paths
1511	}	1740	}
1512		1741
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1743
1515	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1745
1564	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1565		1747
1566	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1567		1749
…		…
1599		1781
1600	=cut	1782	=cut
1601		1783
1602	sub find_by_path($) {	1784	sub find_by_path($) {
1603	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1604		1788
1605	my ($match, $specificity);	1789	my ($match, $specificity);
1606		1790
1607	for my $region (list) {	1791	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1636		1820
1637	sub generate_random_map {	1821	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1827	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1849
1663	sub register {	1850	sub register {
1664	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1852	my $pkg = caller;
1666		1853
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1855
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1857	}
1672		1858
1673	# also paths starting with '/'	1859	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1861
1676	sub thawer_merge {	1862	sub thawer_merge {
1677	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1678		1864
1679	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1765		1951
1766	# the temporary/swap location	1952	# the temporary/swap location
1767	sub save_path {	1953	sub save_path {
1768	my ($self) = @_;	1954	my ($self) = @_;
1769		1955
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1772	}	1958	}
1773		1959
1774	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1775	sub uniq_path {	1961	sub uniq_path {
1776	my ($self) = @_;	1962	my ($self) = @_;
1777		1963
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1966	}
1790		1967
1791	sub decay_objects {	1968	sub decay_objects {
1792	my ($self) = @_;	1969	my ($self) = @_;
1793		1970
…		…
1877	sub find {	2054	sub find {
1878	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1879		2056
1880	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1881		2058
1882	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2061
1885	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1890	or return;	2064	or return;
1891		2065
1892	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1893		2067
…		…
1895	or return;	2069	or return;
1896		2070
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
1900	undef $guard1;	2075	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2076	$map->reset;
1903	return find $path;	2077	return find $path;
1904	}	2078	}
1905		2079
1906	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1907	}	2081	}
1908	}	2082	}
1909		2083
1910	sub pre_load { }	2084	sub pre_load { }
1911	sub post_load { }	2085	#sub post_load { } # XS
1912		2086
1913	sub load {	2087	sub load {
1914	my ($self) = @_;	2088	my ($self) = @_;
1915		2089
1916	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2108	$f->skip_block;
1935	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
1936	or return;	2110	or return;
1937		2111
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1939	if delete $self->{load_original};	2113	if delete $self->{load_original};
1940		2114
1941	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2116	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2136	$self->decay_objects;
1963	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1964	$self->update_buttons;	2138	$self->update_buttons;
1965	cf::cede_to_tick;	2139	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2140	$self->activate;
1969	}	2141	}
1970		2142
1971	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
1973		2145
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2147	}
1976		2148
1977	$self->post_load;	2149	$self->post_load;
1978	}	2150	}
1979		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
1980	sub customise_for {	2155	sub customise_for {
1981	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1982		2157
1983	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2159	if $self->per_player;
…		…
2000	or next;	2175	or next;
2001	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2002	or next;	2177	or next;
2003	$neigh->load;	2178	$neigh->load;
2004		2179
		2180	# now find the diagonal neighbours
2005	push @neigh,	2181	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2184	}
2009		2185
…		…
2016	}	2192	}
2017		2193
2018	sub find_sync {	2194	sub find_sync {
2019	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2020		2196
2021	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
2022	}	2201	}
2023		2202
2024	sub do_load_sync {	2203	sub do_load_sync {
2025	my ($map) = @_;	2204	my ($map) = @_;
2026		2205
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2029		2208
2030	cf::sync_job { $map->load };	2209	$map->load;
2031	}	2210	}
2032		2211
2033	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2035		2214
…		…
2037	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
2038		2217
2039	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
2040		2219
2041	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2222	}
2044		2223
2045	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
2046		2225
2047	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2062		2241
2063	()	2242	()
2064	}	2243	}
2065		2244
		2245	# common code, used by both ->save and ->swapout
2066	sub save {	2246	sub _save {
2067	my ($self) = @_;	2247	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2248
2071	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2072		2250
2073	return unless $self->dirty;	2251	return unless $self->dirty;
2074		2252
…		…
2083		2261
2084	cf::async {	2262	cf::async {
2085	$Coro::current->{desc} = "map player save";	2263	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2087	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2088		2268
2089	if ($uniq) {	2269	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2272	} else {
2093	$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);
2094	}	2274	}
2095	}	2275	}
2096		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2097	sub swap_out {	2285	sub swap_out {
2098	my ($self) = @_;	2286	my ($self) = @_;
2099		2287
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2105	return if $self->players;	2292	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2109	$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};
2110		2344
2111	$self->deactivate;	2345	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2347	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2348
2159	$self->unlink_save;	2349	$self->unlink_save;
2160	$self->destroy;	2350	$self->destroy;
2161	}	2351	}
2162		2352
…		…
2170		2360
2171	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2172		2362
2173	$self->unlink_save;	2363	$self->unlink_save;
2174		2364
2175	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2370
…		…
2229		2419
2230	sub unique_maps() {	2420	sub unique_maps() {
2231	[	2421	[
2232	map {	2422	map {
2233	utf8::decode $_;	2423	utf8::decode $_;
2234	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2235	? normalise $_	2427	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2429	]
2239	}	2430	}
2240		2431
2241	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	}
2242		2463
2243	=back	2464	=back
2244		2465
2245	=head3 cf::object	2466	=head3 cf::object
2246		2467
…		…
2250		2471
2251	=over 4	2472	=over 4
2252		2473
2253	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2254		2475
2255	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.
2256		2478
2257	=cut	2479	=cut
2258		2480
2259	sub inv_recursive_;	2481	sub inv_recursive_;
2260	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2266	}	2488	}
2267		2489
2268	=item $ref = $ob->ref	2490	=item $ref = $ob->ref
2269		2491
2270	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.
2271		2493
2272	=item $ob = cf::object::deref ($refstring)	2494	=item $ob = cf::object::deref ($refstring)
2273		2495
2274	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,
2275	even if the object actually exists. May block.	2497	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2309		2531
2310	=cut	2532	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2549	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2565
2330	} else {	2566	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2569	}
2334	}	2570	}
2335	}	2571	}
2336		2572
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2598
2363	=item $player_object->enter_link	2599	=item $player_object->enter_link
2364		2600
2365	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}>).
2366		2602
2367	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.
2368	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.
2369		2607
2370	Will never block.	2608	Will never block.
2371		2609
2372	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2373		2611
…		…
2393	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2632	my ($self) = @_;
2395		2633
2396	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2397		2635
		2636	++$self->{_link_recursion};
		2637
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2639
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2402		2642
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2644	}
2405		2645
2406	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2408		2648
…		…
2425	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2427		2667
2428	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2431		2671
2432	$map->load;	2672	$map->load;
2433	$map->load_neighbours;	2673	$map->load_neighbours;
2434		2674
2435	return unless $self->contr->active;	2675	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2676
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2440	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2441		2684
		2685	}
		2686
2442	=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)]])
2443		2688
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2693	be called at the end of this process.
2449		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
2450	=cut	2698	=cut
2451		2699
2452	our $GOTOGEN;	2700	our $GOTOGEN;
2453		2701
2454	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2455	my ($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	}
2456		2710
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2713
2460	$self->enter_link;	2714	$self->enter_link;
…		…
2484	my $map = eval {	2738	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2739	my $map = defined $path ? cf::map::find $path : undef;
2486		2740
2487	if ($map) {	2741	if ($map) {
2488	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2744	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2746	}
2493		2747
2494	$map	2748	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2505	}	2759	}
2506		2760
2507	$done->() if $done;	2761	$done->($self) if $done;
2508	})->prio (1);	2762	})->prio (1);
2509	}	2763	}
2510		2764
2511	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2512		2766
…		…
2532	}	2786	}
2533		2787
2534	sub prepare_random_map {	2788	sub prepare_random_map {
2535	my ($exit) = @_;	2789	my ($exit) = @_;
2536		2790
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2793	# that depends on the exit object
2542		2794
2543	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2797	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2550	}	2804	}
2551		2805
2552	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2553		2807
2554	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2557		2811
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2814	undef $fh;
2561	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2562		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2565	}	2823	}
2566	}	2824	}
2567		2825
2568	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2570		2828
2571	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2572		2830
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2831	$self->enter_link;
2585		2832
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2833	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2834	$Coro::current->{desc} = "enter_exit";
2592		2835
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2596		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
2597	1;	2857	1
2598	}) {	2858	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2863
2604	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	2865	$self->leave_link;
2606	}	2866	}
2607	})->prio (1);	2867	})->prio (1);
2608	}	2868	}
2609		2869
…		…
2621	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2623		2883
2624	utf8::encode $text;	2884	utf8::encode $text;
2625	$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);
2626	}	2911	}
2627		2912
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2914
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2634		2919
2635	=cut	2920	=cut
2636		2921
		2922	# non-persistent channels (usually the info channel)
2637	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	},
2638	"c/identify" => {	2930	"c/identify" => {
2639	id => "infobox",	2931	id => "infobox",
2640	title => "Identify",	2932	title => "Identify",
2641	reply => undef,	2933	reply => undef,
2642	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2937	id => "infobox",
2646	title => "Examine",	2938	title => "Examine",
2647	reply => undef,	2939	reply => undef,
2648	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
2649	},	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",
		2947	},
		2948	"c/book" => {
		2949	id => "infobox",
		2950	title => "Book",
		2951	reply => undef,
		2952	tooltip => "The contents of a note or book",
		2953	},
2650	"c/lookat" => {	2954	"c/lookat" => {
2651	id => "infobox",	2955	id => "infobox",
2652	title => "Look",	2956	title => "Look",
2653	reply => undef,	2957	reply => undef,
2654	tooltip => "What you saw there",	2958	tooltip => "What you saw there",
2655	},	2959	},
		2960	"c/who" => {
		2961	id => "infobox",
		2962	title => "Players",
		2963	reply => undef,
		2964	tooltip => "Shows players who are currently online",
		2965	},
		2966	"c/body" => {
		2967	id => "infobox",
		2968	title => "Body Parts",
		2969	reply => undef,
		2970	tooltip => "Shows which body parts you posess and are available",
		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	},
		3008	"c/uptime" => {
		3009	id => "infobox",
		3010	title => "Uptime",
		3011	reply => undef,
		3012	tooltip => "How long the server has been running since last restart",
		3013	},
		3014	"c/mapinfo" => {
		3015	id => "infobox",
		3016	title => "Map Info",
		3017	reply => undef,
		3018	tooltip => "Information related to the maps",
		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" => $CHAT_CHANNEL,
2656	);	3034	);
2657		3035
2658	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3038
2661	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2662		3041
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3043
2665	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3045	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3046	$channel = $CHANNEL{$channel};
2668		3047
2669	$self->ext_msg (channel_info => $channel)	3048	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3049	$channel = $channel->{id};
2673		3050
2674	} elsif (ref $channel) {	3051	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3056	}
2681		3057
2682	$channel = $channel->{id};	3058	$channel = $channel->{id};
2683	}	3059	}
2684		3060
2685	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2686		3062
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3063	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2691		3066
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3070	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3071
2706	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3073	}
2720		3074
2721	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2722		3076
2723	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2726		3080
2727	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2729		3083
2730	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3089	}
2736	}	3090	}
2737		3091
2738	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2739		3093
…		…
2743		3097
2744	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2746		3100
2747	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3104	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3107	}
2754	}	3108	}
2755		3109
2756	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2757		3111
…		…
2828		3182
2829	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2830	if $reply;	3184	if $reply;
2831		3185
2832	} else {	3186	} else {
2833	warn "client " . ($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";
2834	}	3188	}
2835		3189
2836	cf::override;	3190	cf::override;
2837	},	3191	},
2838	);	3192	);
…		…
2858		3212
2859	$coro	3213	$coro
2860	}	3214	}
2861		3215
2862	cf::client->attach (	3216	cf::client->attach (
2863	on_destroy => sub {	3217	on_client_destroy => sub {
2864	my ($ns) = @_;	3218	my ($ns) = @_;
2865		3219
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3221	},
2868	);	3222	);
…		…
2884	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2885		3239
2886	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2887		3241
2888	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2891	sort time	3245	sort time
2892	));	3246	));
2893		3247
2894	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2896	=pod	3250	=pod
2897		3251
2898	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2899		3253
2900	cf::object	3254	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2903		3258
2904	cf::object::player	3259	cf::object::player
2905	player	3260	player
2906		3261
2907	cf::player	3262	cf::player
…		…
2912		3267
2913	=cut	3268	=cut
2914		3269
2915	for (	3270	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2922	) {	3277	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3280	for @funs;
2927	}	3281	}
2928		3282
…		…
2943		3297
2944	my $qcode = $code;	3298	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2947		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2948	local $_;	3305	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3306
2951	my $eval =	3307	my $eval =
2952	"do {\n"	3308	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3311	. $code
2956	. "\n}"	3312	. "\n}"
2957	;	3313	;
2958		3314
		3315	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2962		3324
2963	if ($@) {	3325	if ($@) {
2964	warn "$@";	3326	warn "$@",
2965	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2967	}	3329	}
2968		3330
2969	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2970	}	3332	}
2971		3333
…		…
2985	=cut	3347	=cut
2986		3348
2987	sub register_script_function {	3349	sub register_script_function {
2988	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2989		3351
2990	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2992	}	3354	}
2993		3355
2994	=back	3356	=back
2995		3357
2996	=cut	3358	=cut
2997		3359
2998	#############################################################################	3360	#############################################################################
2999	# 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 $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
3000		3405
3001	sub load_facedata($) {	3406	sub load_facedata($) {
3002	my ($path) = @_;	3407	my ($path) = @_;
3003		3408
3004	# 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
3005	# for this (global event?)	3410	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3412
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3414
3010	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
3011		3416
3012	my $facedata;	3417	my $facedata;
3013	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
3014	or die "$path: $!";	3419	or die "$path: $!";
3015		3420
…		…
3017		3422
3018	$facedata->{version} == 2	3423	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3425
3021	# 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]);
3022	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3429	type => FT_RSRC,
3024	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),
3025	};	3432	};
3026	cf::cede_to_tick;	3433	cf::cede_to_tick;
3027		3434
3028	{	3435	{
3029	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3030		3437
3031	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3033	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3445
3038	cf::cede_to_tick;	3446	cf::cede_to_tick;
3039	}	3447	}
3040		3448
3041	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3043	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3044	or next;	3453	or next;
		3454
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3458	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3460	}
3051		3461
3052	cf::cede_to_tick;	3462	cf::cede_to_tick;
3053	}	3463	}
3054	}	3464	}
…		…
3063		3473
3064	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3065	}	3475	}
3066		3476
3067	{	3477	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3071		3479
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3483
3078	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3486	} else {
3088	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3089	}	3488	}
3090		3489
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3490	cf::cede_to_tick;
3095	}	3491	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3495
3116	1	3496	1
3117	}	3497	}
3118		3498
3119	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3121		3501
3122	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3124	}	3504	}
3125	};	3505	};
		3506
		3507	sub load_resource_file($) {
		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	$status
		3515	}
3126		3516
3127	sub reload_regions {	3517	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3519	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3534	}
3145		3535
3146	sub reload_archetypes {	3536	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3539	}
3155		3540
3156	sub reload_treasures {	3541	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3159	}	3544	}
3160		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
3161	sub reload_resources {	3569	sub reload_resources {
3162	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3163		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3164	reload_regions;	3575	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3576	reload_treasures;
3169		3577
3170	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3579	}
3176		3580
3177	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3585	or return;
3180		3586
3181	local $/;	3587	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3183		3589
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3591
3186	$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};
3187	$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};
3188		3594
3189	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3192	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3193	};	3599	};
3194	warn $@ if $@;	3600	warn $@ if $@;
3195	}	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;
3196	}	3632	}
3197		3633
3198	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
3199	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3201	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#
3202	(async {	3647	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3649	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3206	};	3651	};
3207		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;
3208	reload_config;	3667	reload_config;
3209	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
3210	load_extensions;	3678	load_extensions;
3211		3679
3212	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3213	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;
3214	}	3698	}
3215		3699
3216	#############################################################################	3700	#############################################################################
3217	# initialisation and cleanup	3701	# initialisation and cleanup
3218		3702
3219	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3220	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3229	},
3230	);	3709	};
3231	}	3710	}
3232	}	3711	}
3233		3712
3234	sub write_runtime {	3713	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3236		3715
3237	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3239		3718
3240	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3720
3242	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3243		3722
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3724	or return;
3246		3725
3247	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3260		3739
3261	close $fh	3740	close $fh
3262	or return;	3741	or return;
3263		3742
3264	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3744	and return;
3266		3745
3267	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3747
3269	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 };
3270	}	3799	}
3271		3800
3272	sub emergency_save() {	3801	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3274		3803
3275	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;
3276		3810
3277	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3278	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3285	$pl->save;	3822	$pl->save;
3286	}	3823	}
3287	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3288		3825
3289	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";
3290	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3291	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3292	$map->valid or next;	3831	$map->valid or next;
3293	$map->save;	3832	$map->save;
3294	}	3833	}
3295	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3296		3835
3297	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";
3298	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3299	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 $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3300	};	3864	};
3301		3865
3302	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3303	}	3867	}
3304		3868
3305	sub post_cleanup {	3869	sub post_cleanup {
3306	my ($make_core) = @_;	3870	my ($make_core) = @_;
3307		3871
		3872	IO::AIO::flush;
		3873
3308	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3309	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	}
3310	}	3904	}
3311		3905
3312	sub do_reload_perl() {	3906	sub do_reload_perl() {
3313	# can/must only be called in main	3907	# can/must only be called in main
3314	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3315	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3316	return;	3910	return;
3317	}	3911	}
3318		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3319	warn "reloading...";	3918	info "reloading...";
3320		3919
3321	warn "entering sync_job";	3920	trace "entering sync_job";
3322		3921
3323	cf::sync_job {	3922	cf::sync_job {
3324	cf::write_runtime; # external watchdog should not bark
3325	cf::emergency_save;	3923	cf::emergency_save;
3326	cf::write_runtime; # external watchdog should not bark
3327		3924
3328	warn "syncing database to disk";
3329	BDB::db_env_txn_checkpoint $DB_ENV;
3330
3331	# if anything goes wrong in here, we should simply crash as we already saved
3332
3333	warn "cancelling all WF_AUTOCANCEL watchers";
3334	for (Event::all_watchers) {
3335	$_->cancel if $_->data & WF_AUTOCANCEL;
3336	}
3337
3338	warn "flushing outstanding aio requests";
3339	for (;;) {
3340	BDB::flush;
3341	IO::AIO::flush;
3342	Coro::cede;
3343	last unless IO::AIO::nreqs || BDB::nreqs;
3344	warn "iterate...";
3345	}
3346
3347	++$RELOAD;
3348
3349	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3350	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3351	%EXT_CORO = ();	3927	%EXT_CORO = ();
3352		3928
3353	warn "removing commands";	3929	trace "removing commands";
3354	%COMMAND = ();	3930	%COMMAND = ();
3355		3931
3356	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3357	%EXTCMD = ();	3933	%EXTCMD = ();
3358	%EXTICMD = ();	3934	%EXTICMD = ();
3359		3935
3360	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3361	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3362	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3363		3939
3364	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3365	eval {	3941	eval {
3366	$cb->($pkg);	3942	$cb->($pkg);
3367	1	3943	1
3368	} 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;
3369	}	3949	}
3370		3950
3371	warn "... nuking $pkg";
3372	Symbol::delete_package $pkg;
3373	}
3374
3375	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3376	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3377	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3378		3954
3379	warn "... unloading $k";	3955	trace "... unloading $k";
3380	delete $INC{$k};	3956	delete $INC{$k};
3381		3957
3382	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3383	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3384		3960
3385	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3386	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3387	}	3966	}
3388		3967
3389	Symbol::delete_package $k;
3390	}
3391
3392	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3393	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3394	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);
3395		3971
3396	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3397	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3398	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3399		3975
3400	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3401	# and global variables created in xs	3977	# and global variables created in xs
3402	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3403		3979
3404	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3405		3981
3406	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3407	require cf;	3983	require cf;
3408	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3409		3985
3410	warn "loading config and database again";	3986	trace "loading config and database again";
3411	cf::reload_config;	3987	cf::reload_config;
3412		3988
3413	warn "loading extensions";	3989	trace "loading extensions";
3414	cf::load_extensions;	3990	cf::load_extensions;
3415		3991
		3992	if ($REATTACH_ON_RELOAD) {
3416	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3417	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3418	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3419	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3420	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3421	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3422		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3423	warn "leaving sync_job";	4004	trace "leaving sync_job";
3424		4005
3425	1	4006	1
3426	} or do {	4007	} or do {
3427	warn $@;	4008	error $@;
3428	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3429	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3430	};	4014	}
3431		4015
3432	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3433	};	4018	};
3434		4019
3435	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3436		4021
3437	sub reload_perl() {	4022	sub reload_perl() {
3438	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3439	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3440		4025
3441	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3442	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3443	after => 0,	4028
3444	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3445	cb => sub {
3446	do_reload_perl;	4030	do_reload_perl;
3447	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3448	},	4032	};
3449	);	4033	};
3450	}	4034	}
3451		4035
3452	register_command "reload" => sub {	4036	register_command "reload" => sub {
3453	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3454		4038
…		…
3459	reload_perl;	4043	reload_perl;
3460	};	4044	};
3461	}	4045	}
3462	};	4046	};
3463		4047
3464	unshift @INC, $LIBDIR;	4048	#############################################################################
3465		4049
3466	my $bug_warning = 0;	4050	my $bug_warning = 0;
3467		4051
3468	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3469	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3470		4054
3471	sub wait_for_tick {	4055	sub wait_for_tick {
3472	return unless $TICK_WATCHER->is_active;
3473	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3474		4057
3475	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3476	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3477	$signal->wait;	4060	$signal->wait;
3478	}	4061	}
3479		4062
3480	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3481	return unless $TICK_WATCHER->is_active;
3482	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3483		4065
3484	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3485	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3486	$signal->wait;	4068	$signal->wait;
3487	}	4069	}
3488		4070
3489	$TICK_WATCHER = Event->timer (	4071	sub tick {
3490	reentrant => 0,
3491	parked => 1,
3492	prio => 0,
3493	at => $NEXT_TICK || $TICK,
3494	data => WF_AUTOCANCEL,
3495	cb => sub {
3496	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3497	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3498	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3499	return;	4075	return;
3500	}	4076	}
3501		4077
3502	$NOW = $tick_start = Event::time;
3503
3504	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3505		4079
3506	$RUNTIME += $TICK;	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3507	$NEXT_TICK += $TICK;
3508		4081
3509	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3510	$NEXT_RUNTIME_WRITE = $NOW + 10;	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3511	Coro::async_pool {	4084	Coro::async_pool {
3512	$Coro::current->{desc} = "runtime saver";	4085	$Coro::current->{desc} = "runtime saver";
3513	write_runtime	4086	write_runtime_sync
3514	or warn "ERROR: unable to write runtime file: $!";	4087	or error "ERROR: unable to write runtime file: $!";
3515	};
3516	}	4088	};
		4089	}
3517		4090
3518	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3519	$sig->send;	4092	$sig->send;
3520	}	4093	}
3521	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3522	$sig->send;	4095	$sig->send;
3523	}	4096	}
3524		4097
3525	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3526
3527	# if we are delayed by four ticks or more, skip them all
3528	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3529
3530	$TICK_WATCHER->at ($NEXT_TICK);
3531	$TICK_WATCHER->start;
3532
3533	$LOAD = ($NOW - $tick_start) / $TICK;
3534	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3535		4100
3536	_post_tick;	4101	if (0) {
		4102	if ($NEXT_TICK) {
		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3537	},	4107	}
3538	);	4108	}
3539		4109
3540	{	4110	{
		4111	# configure BDB
		4112
3541	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3542	BDB::max_poll_time $TICK * 0.1;	4114	BDB::max_poll_reqs $TICK * 0.1;
3543	$BDB_POLL_WATCHER = Event->io (	4115	$AnyEvent::BDB::WATCHER->priority (1);
3544	reentrant => 0,
3545	fd => BDB::poll_fileno,
3546	poll => 'r',
3547	prio => 0,
3548	data => WF_AUTOCANCEL,
3549	cb => \&BDB::poll_cb,
3550	);
3551
3552	BDB::set_sync_prepare {
3553	my $status;
3554	my $current = $Coro::current;
3555	(
3556	sub {
3557	$status = $!;
3558	$current->ready; undef $current;
3559	},
3560	sub {
3561	Coro::schedule while defined $current;
3562	$! = $status;
3563	},
3564	)
3565	};
3566		4116
3567	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3568	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
3569	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3570	| 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;
3571	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3572	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3573		4124
3574	cf::sync_job {	4125	cf::sync_job {
3575	eval {	4126	eval {
…		…
3585		4136
3586	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3587	};	4138	};
3588	}	4139	}
3589		4140
3590	$BDB_DEADLOCK_WATCHER = Event->timer (	4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3591	after => 3,
3592	interval => 1,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	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 { };
3598	},
3599	);	4143	};
3600	$BDB_CHECKPOINT_WATCHER = Event->timer (	4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3601	after => 11,
3602	interval => 60,
3603	hard => 1,
3604	prio => 0,
3605	data => WF_AUTOCANCEL,
3606	cb => sub {
3607	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3608	},
3609	);	4146	};
3610	$BDB_TRICKLE_WATCHER = Event->timer (	4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3611	after => 5,
3612	interval => 10,
3613	hard => 1,
3614	prio => 0,
3615	data => WF_AUTOCANCEL,
3616	cb => sub {
3617	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3618	},
3619	);	4149	};
3620	}	4150	}
3621		4151
3622	{	4152	{
		4153	# configure IO::AIO
		4154
3623	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3624
3625	undef $Coro::AIO::WATCHER;
3626	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3627	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3628	reentrant => 0,
3629	data => WF_AUTOCANCEL,
3630	fd => IO::AIO::poll_fileno,
3631	poll => 'r',
3632	prio => 0,
3633	cb => \&IO::AIO::poll_cb,
3634	);
3635	}	4158	}
3636		4159
3637	my $_log_backtrace;	4160	my $_log_backtrace;
3638		4161
3639	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3642	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3643		4166
3644	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3645	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3646	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3647	async {	4171	async {
3648	$Coro::current->{desc} = "abt $msg";	4172	$Coro::current->{desc} = "abt $msg";
3649		4173
3650	my @bt = fork_call {	4174	my @bt = fork_call {
3651	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
…		…
3662	}	4186	}
3663		4187
3664	@funcs	4188	@funcs
3665	};	4189	};
3666		4190
3667	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3668	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3669	--$_log_backtrace;	4194	--$_log_backtrace;
3670	};	4195	};
3671	} else {	4196	} else {
3672	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3673	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3674	}	4199	}
3675	}	4200	}
3676		4201
3677	# load additional modules	4202	# load additional modules
3678	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3679		4205
3680	END { cf::emergency_save }	4206	END { cf::emergency_save }
3681		4207
3682	1	4208	1
3683		4209

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