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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 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 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
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 = 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	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1093	}	1271	}
1094		1272
1095	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1098		1277
1099	($data, $av)	1278	($data, $av)
1100	}	1279	}
1101		1280
1102	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1158	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1159		1338
1160	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1161	}	1340	}
1162		1341
		1342	use File::Glob ();
		1343
1163	cf::player->attach (	1344	cf::player->attach (
1164	on_command => sub {	1345	on_unknown_command => sub {
1165	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1166		1347
1167	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1168	or return;	1349	or return;
1169		1350
…		…
1192		1373
1193	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1194	if $reply;	1375	if $reply;
1195		1376
1196	} else {	1377	} else {
1197	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1198	}	1379	}
1199		1380
1200	cf::override;	1381	cf::override;
1201	},	1382	},
1202	);	1383	);
1203		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
1204	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1205	cf::sync_job {	1401	cf::sync_job {
1206	my %todo;	1402	my %todo;
1207		1403
1208	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1209	next unless -r $path;	1405	next unless -r $path;
…		…
1227		1423
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1426
1231	$ext{source} =	1427	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1233	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1234	. $source	1430	. $source
1235	. "\n};\n1";	1431	. "\n};\n1";
1236		1432
1237	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1238	}	1434	}
1239		1435
		1436	my $pass = 0;
1240	my %done;	1437	my %done;
1241	while (%todo) {	1438	while (%todo) {
1242	my $progress;	1439	my $progress;
1243		1440
		1441	++$pass;
		1442
		1443	ext:
1244	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1245	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1246	goto skip	1446	next ext
1247	unless exists $done{$_};	1447	unless exists $done{$_};
1248	}	1448	}
1249		1449
1250	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1251		1451
1252	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1253	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1254	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1255		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1256	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1257	warn $msg;	1460
1258	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1259	exit 1;	1462	delete $todo{$k};
1260	}	1463	} else {
1261		1464	$done{$k} = delete $todo{$k};
1262	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1263	}	1470	}
1264
1265	$done{$k} = delete $todo{$k};
1266	push @EXTS, $v->{pkg};
1267	$progress = 1;
1268	}	1471	}
1269		1472
1270	skip:	1473	unless ($progress) {
1271	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1272	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	}
1273	}	1481	}
1274	};	1482	};
1275	}	1483	}
1276		1484
1277	#############################################################################	1485	#############################################################################
1278		1486
1279	=back	1487	=back
1280		1488
1281	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1282		1490
1283	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1284		1492
1285	=cut	1493	=cut
1286		1494
1287	package cf::player;	1495	package cf::player;
1288		1496
…		…
1331		1539
1332	sub exists($) {	1540	sub exists($) {
1333	my ($login) = @_;	1541	my ($login) = @_;
1334		1542
1335	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1337	}	1545	}
1338		1546
1339	sub find($) {	1547	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1549	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1562	or return;
1355		1563
1356	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1357	or return;	1565	or return;
		1566
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1361	}	1570	}
1362	}	1571	}
1363	}	1572	}
1364		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
1365	sub save($) {	1587	sub save($) {
1366	my ($pl) = @_;	1588	my ($pl) = @_;
1367		1589
1368	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1369		1591
…		…
1372		1594
1373	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1374		1596
1375	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1376	$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];
1377		1604
1378	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1606	cf::cede_to_tick;
1380	}	1607	}
1381		1608
…		…
1413	my ($pl) = @_;	1640	my ($pl) = @_;
1414		1641
1415	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1416		1643
1417	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1418	$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
1419		1646
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1424		1652
1425	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1693
1466	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1467	my $path = path $login;	1695	my $path = path $login;
1468		1696
1469	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1703	}
1475		1704
…		…
1479		1708
1480	\@logins	1709	\@logins
1481	}	1710	}
1482		1711
1483	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1484		1715
1485	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1486	player. May block.	1717	player. May block.
1487		1718
1488	=cut	1719	=cut
…		…
1506	}	1737	}
1507		1738
1508	\@paths	1739	\@paths
1509	}	1740	}
1510		1741
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1743
1513	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1514
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561		1745
1562	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1563		1747
1564	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1565		1749
…		…
1597		1781
1598	=cut	1782	=cut
1599		1783
1600	sub find_by_path($) {	1784	sub find_by_path($) {
1601	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1602		1788
1603	my ($match, $specificity);	1789	my ($match, $specificity);
1604		1790
1605	for my $region (list) {	1791	for my $region (list) {
1606	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1632	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1634		1820
1635	sub generate_random_map {	1821	sub generate_random_map {
1636	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
1637	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1827	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1642	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1643	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1644	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1645	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1660		1849
1661	sub register {	1850	sub register {
1662	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1663	my $pkg = caller;	1852	my $pkg = caller;
1664		1853
1665	no strict;
1666	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1667		1855
1668	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1669	}	1857	}
1670		1858
1671	# also paths starting with '/'	1859	# also paths starting with '/'
1672	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1673		1861
1674	sub thawer_merge {	1862	sub thawer_merge {
1675	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1676		1864
1677	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1763		1951
1764	# the temporary/swap location	1952	# the temporary/swap location
1765	sub save_path {	1953	sub save_path {
1766	my ($self) = @_;	1954	my ($self) = @_;
1767		1955
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1770	}	1958	}
1771		1959
1772	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1773	sub uniq_path {	1961	sub uniq_path {
1774	my ($self) = @_;	1962	my ($self) = @_;
1775		1963
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1778	}
1779
1780	# and all this just because we cannot iterate over
1781	# all maps in C++...
1782	sub change_all_map_light {
1783	my ($change) = @_;
1784
1785	$_->change_map_light ($change)
1786	for grep $_->outdoor, values %cf::MAP;
1787	}	1966	}
1788		1967
1789	sub decay_objects {	1968	sub decay_objects {
1790	my ($self) = @_;	1969	my ($self) = @_;
1791		1970
…		…
1875	sub find {	2054	sub find {
1876	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1877		2056
1878	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1879		2058
1880	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1882		2061
1883	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1886
1887	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1888	or return;	2064	or return;
1889		2065
1890	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1891		2067
…		…
1893	or return;	2069	or return;
1894		2070
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
1898	undef $guard1;	2075	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2076	$map->reset;
1901	return find $path;	2077	return find $path;
1902	}	2078	}
1903		2079
1904	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1905	}	2081	}
1906	}	2082	}
1907		2083
1908	sub pre_load { }	2084	sub pre_load { }
1909	sub post_load { }	2085	#sub post_load { } # XS
1910		2086
1911	sub load {	2087	sub load {
1912	my ($self) = @_;	2088	my ($self) = @_;
1913		2089
1914	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2108	$f->skip_block;
1933	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
1934	or return;	2110	or return;
1935		2111
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1937	if delete $self->{load_original};	2113	if delete $self->{load_original};
1938		2114
1939	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2116	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
1959	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2136	$self->decay_objects;
1961	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1962	$self->update_buttons;	2138	$self->update_buttons;
1963	cf::cede_to_tick;	2139	cf::cede_to_tick;
1964	$self->set_darkness_map;
1965	cf::cede_to_tick;
1966	$self->activate;	2140	$self->activate;
1967	}	2141	}
1968		2142
1969	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
1971		2145
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2147	}
1974		2148
1975	$self->post_load;	2149	$self->post_load;
1976	}	2150	}
1977		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
1978	sub customise_for {	2155	sub customise_for {
1979	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1980		2157
1981	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1982	if $self->per_player;	2159	if $self->per_player;
…		…
1998	or next;	2175	or next;
1999	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2000	or next;	2177	or next;
2001	$neigh->load;	2178	$neigh->load;
2002		2179
		2180	# now find the diagonal neighbours
2003	push @neigh,	2181	push @neigh,
2004	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2005	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2006	}	2184	}
2007		2185
…		…
2014	}	2192	}
2015		2193
2016	sub find_sync {	2194	sub find_sync {
2017	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2018		2196
2019	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
2020	}	2201	}
2021		2202
2022	sub do_load_sync {	2203	sub do_load_sync {
2023	my ($map) = @_;	2204	my ($map) = @_;
2024		2205
2025	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2026	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2027		2208
2028	cf::sync_job { $map->load };	2209	$map->load;
2029	}	2210	}
2030		2211
2031	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2032	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2033		2214
…		…
2035	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
2036		2217
2037	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
2038		2219
2039	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2222	}
2042		2223
2043	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
2044		2225
2045	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
…		…
2059	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2060		2241
2061	()	2242	()
2062	}	2243	}
2063		2244
		2245	# common code, used by both ->save and ->swapout
2064	sub save {	2246	sub _save {
2065	my ($self) = @_;	2247	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2248
2069	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2070		2250
2071	return unless $self->dirty;	2251	return unless $self->dirty;
2072		2252
…		…
2081		2261
2082	cf::async {	2262	cf::async {
2083	$Coro::current->{desc} = "map player save";	2263	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2085	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2086		2268
2087	if ($uniq) {	2269	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2272	} else {
2091	$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);
2092	}	2274	}
2093	}	2275	}
2094		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2095	sub swap_out {	2285	sub swap_out {
2096	my ($self) = @_;	2286	my ($self) = @_;
2097		2287
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2103	return if $self->players;	2292	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2107	$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};
2108		2344
2109	$self->deactivate;	2345	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2347	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2348
2157	$self->unlink_save;	2349	$self->unlink_save;
2158	$self->destroy;	2350	$self->destroy;
2159	}	2351	}
2160		2352
…		…
2168		2360
2169	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2170		2362
2171	$self->unlink_save;	2363	$self->unlink_save;
2172		2364
2173	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2370
…		…
2227		2419
2228	sub unique_maps() {	2420	sub unique_maps() {
2229	[	2421	[
2230	map {	2422	map {
2231	utf8::decode $_;	2423	utf8::decode $_;
2232	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2233	? normalise $_	2427	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2429	]
2237	}	2430	}
2238		2431
2239	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	}
2240		2463
2241	=back	2464	=back
2242		2465
2243	=head3 cf::object	2466	=head3 cf::object
2244		2467
…		…
2248		2471
2249	=over 4	2472	=over 4
2250		2473
2251	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2252		2475
2253	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.
2254		2478
2255	=cut	2479	=cut
2256		2480
2257	sub inv_recursive_;	2481	sub inv_recursive_;
2258	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2264	}	2488	}
2265		2489
2266	=item $ref = $ob->ref	2490	=item $ref = $ob->ref
2267		2491
2268	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.
2269		2493
2270	=item $ob = cf::object::deref ($refstring)	2494	=item $ob = cf::object::deref ($refstring)
2271		2495
2272	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,
2273	even if the object actually exists. May block.	2497	even if the object actually exists. May block.
…		…
2305	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
2306	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2307		2531
2308	=cut	2532	=cut
2309		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
2310	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2549	# with dialog boxes.
2312	#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
2313	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2565
2328	} else {	2566	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2569	}
2332	}	2570	}
2333	}	2571	}
2334		2572
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2598
2361	=item $player_object->enter_link	2599	=item $player_object->enter_link
2362		2600
2363	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}>).
2364		2602
2365	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.
2366	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.
2367		2607
2368	Will never block.	2608	Will never block.
2369		2609
2370	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2371		2611
…		…
2391	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2392	my ($self) = @_;	2632	my ($self) = @_;
2393		2633
2394	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2395		2635
		2636	++$self->{_link_recursion};
		2637
2396	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2397		2639
2398	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2399	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2400		2642
2401	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2402	}	2644	}
2403		2645
2404	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2405	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2406		2648
…		…
2423	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2424	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2425		2667
2426	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2427	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2428	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2429		2671
2430	$map->load;	2672	$map->load;
2431	$map->load_neighbours;	2673	$map->load_neighbours;
2432		2674
2433	return unless $self->contr->active;	2675	return unless $self->contr->active;
2434	$self->activate_recursive;
2435		2676
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2438	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2439		2684
		2685	}
		2686
2440	=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)]])
2441		2688
2442	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
2443	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2444	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
2445	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
2446	be called at the end of this process.	2693	be called at the end of this process.
2447		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
2448	=cut	2698	=cut
2449		2699
2450	our $GOTOGEN;	2700	our $GOTOGEN;
2451		2701
2452	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2453	my ($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	}
2454		2710
2455	# 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
2456	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2457		2713
2458	$self->enter_link;	2714	$self->enter_link;
…		…
2482	my $map = eval {	2738	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2739	my $map = defined $path ? cf::map::find $path : undef;
2484		2740
2485	if ($map) {	2741	if ($map) {
2486	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2744	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2746	}
2491		2747
2492	$map	2748	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2503	}	2759	}
2504		2760
2505	$done->() if $done;	2761	$done->($self) if $done;
2506	})->prio (1);	2762	})->prio (1);
2507	}	2763	}
2508		2764
2509	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2510		2766
…		…
2530	}	2786	}
2531		2787
2532	sub prepare_random_map {	2788	sub prepare_random_map {
2533	my ($exit) = @_;	2789	my ($exit) = @_;
2534		2790
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2793	# that depends on the exit object
2540		2794
2541	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2797	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2548	}	2804	}
2549		2805
2550	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2551		2807
2552	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2555		2811
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2814	undef $fh;
2559	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2560		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2563	}	2823	}
2564	}	2824	}
2565		2825
2566	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2568		2828
2569	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2570		2830
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2831	$self->enter_link;
2583		2832
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2833	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2834	$Coro::current->{desc} = "enter_exit";
2590		2835
2591	$self->deactivate_recursive; # just to be sure
2592	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
2593	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2594		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
2595	1;	2857	1
2596	}) {	2858	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "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. "
2599	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2863
2602	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2603	$self->leave_link;	2865	$self->leave_link;
2604	}	2866	}
2605	})->prio (1);	2867	})->prio (1);
2606	}	2868	}
2607		2869
…		…
2619	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2620	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2621		2883
2622	utf8::encode $text;	2884	utf8::encode $text;
2623	$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);
2624	}	2911	}
2625		2912
2626	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2627		2914
2628	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2632		2919
2633	=cut	2920	=cut
2634		2921
		2922	# non-persistent channels (usually the info channel)
2635	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	},
2636	"c/identify" => {	2930	"c/identify" => {
2637	id => "infobox",	2931	id => "infobox",
2638	title => "Identify",	2932	title => "Identify",
2639	reply => undef,	2933	reply => undef,
2640	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
…		…
2643	id => "infobox",	2937	id => "infobox",
2644	title => "Examine",	2938	title => "Examine",
2645	reply => undef,	2939	reply => undef,
2646	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
2647	},	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	},
2648	"c/lookat" => {	2954	"c/lookat" => {
2649	id => "infobox",	2955	id => "infobox",
2650	title => "Look",	2956	title => "Look",
2651	reply => undef,	2957	reply => undef,
2652	tooltip => "What you saw there",	2958	tooltip => "What you saw there",
2653	},	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" => $CHAT_CHANNEL,
2654	);	3034	);
2655		3035
2656	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2658		3038
2659	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2660		3041
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		3043
2663	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	3045	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	3046	$channel = $CHANNEL{$channel};
2666		3047
2667	$self->ext_msg (channel_info => $channel)	3048	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	3049	$channel = $channel->{id};
2671		3050
2672	} elsif (ref $channel) {	3051	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	3056	}
2679		3057
2680	$channel = $channel->{id};	3058	$channel = $channel->{id};
2681	}	3059	}
2682		3060
2683	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2684		3062
2685	if ($self->can_msg) {
2686	# default colour, mask it out	3063	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2689		3066
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	3070	);
2693	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {
2696	1 while
2697	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2698	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2699	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2700	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2701	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2702	}
2703		3071
2704	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2705
2706	utf8::encode $msg;
2707
2708	if (0 && $msg =~ /\[/) {
2709	# COMMAND/INFO
2710	$self->send_packet ("drawextinfo $color 10 8 $msg")
2711	} else {
2712	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2713	$self->send_packet ("drawinfo $color $msg")
2714	}
2715	}
2716	}
2717	}	3073	}
2718		3074
2719	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2720		3076
2721	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2724		3080
2725	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2726	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2727		3083
2728	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2730	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2731	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}	3089	}
2734	}	3090	}
2735		3091
2736	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2737		3093
…		…
2741		3097
2742	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2743	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2744		3100
2745	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2746	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2747	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2748	#TODO: version 1, remove	3104	#TODO: version 1, remove
2749	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2750	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2751	}	3107	}
2752	}	3108	}
2753		3109
2754	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2755		3111
…		…
2826		3182
2827	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2828	if $reply;	3184	if $reply;
2829		3185
2830	} else {	3186	} else {
2831	warn "client " . ($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";
2832	}	3188	}
2833		3189
2834	cf::override;	3190	cf::override;
2835	},	3191	},
2836	);	3192	);
…		…
2856		3212
2857	$coro	3213	$coro
2858	}	3214	}
2859		3215
2860	cf::client->attach (	3216	cf::client->attach (
2861	on_destroy => sub {	3217	on_client_destroy => sub {
2862	my ($ns) = @_;	3218	my ($ns) = @_;
2863		3219
2864	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2865	},	3221	},
2866	);	3222	);
…		…
2882	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2883		3239
2884	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2885		3241
2886	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2887	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2888	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2889	sort time	3245	sort time
2890	));	3246	));
2891		3247
2892	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2894	=pod	3250	=pod
2895		3251
2896	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2897		3253
2898	cf::object	3254	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2901		3258
2902	cf::object::player	3259	cf::object::player
2903	player	3260	player
2904		3261
2905	cf::player	3262	cf::player
…		…
2910		3267
2911	=cut	3268	=cut
2912		3269
2913	for (	3270	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2920	) {	3277	) {
2921	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2924	for @funs;	3280	for @funs;
2925	}	3281	}
2926		3282
…		…
2941		3297
2942	my $qcode = $code;	3298	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2945		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2946	local $_;	3305	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;
2948		3306
2949	my $eval =	3307	my $eval =
2950	"do {\n"	3308	"do {\n"
2951	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2952	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2953	. $code	3311	. $code
2954	. "\n}"	3312	. "\n}"
2955	;	3313	;
2956		3314
		3315	if ($CFG{safe_eval}) {
2957	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2958	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2959	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2960		3324
2961	if ($@) {	3325	if ($@) {
2962	warn "$@";	3326	warn "$@",
2963	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2964	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2965	}	3329	}
2966		3330
2967	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2968	}	3332	}
2969		3333
…		…
2983	=cut	3347	=cut
2984		3348
2985	sub register_script_function {	3349	sub register_script_function {
2986	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2987		3351
2988	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2989	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2990	}	3354	}
2991		3355
2992	=back	3356	=back
2993		3357
2994	=cut	3358	=cut
2995		3359
2996	#############################################################################	3360	#############################################################################
2997	# 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 $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
2998		3405
2999	sub load_facedata($) {	3406	sub load_facedata($) {
3000	my ($path) = @_;	3407	my ($path) = @_;
3001		3408
3002	# 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
3003	# for this (global event?)	3410	# for this (global event?)
3004	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
3005		3412
3006	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3007		3414
3008	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
3009		3416
3010	my $facedata;	3417	my $facedata;
3011	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
3012	or die "$path: $!";	3419	or die "$path: $!";
3013		3420
…		…
3015		3422
3016	$facedata->{version} == 2	3423	$facedata->{version} == 2
3017	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3018		3425
3019	# 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]);
3020	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3021	type => FT_RSRC,	3429	type => FT_RSRC,
3022	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),
3023	};	3432	};
3024	cf::cede_to_tick;	3433	cf::cede_to_tick;
3025		3434
3026	{	3435	{
3027	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3028		3437
3029	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3031	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3035		3445
3036	cf::cede_to_tick;	3446	cf::cede_to_tick;
3037	}	3447	}
3038		3448
3039	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3041	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3042	or next;	3453	or next;
		3454
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3458	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3048	}	3460	}
3049		3461
3050	cf::cede_to_tick;	3462	cf::cede_to_tick;
3051	}	3463	}
3052	}	3464	}
…		…
3061		3473
3062	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3063	}	3475	}
3064		3476
3065	{	3477	{
3066	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3069		3479
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;
3075		3483
3076	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3077	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3078
3079	my $meta = $enc->encode ({
3080	name => $name,
3081	%{ $info->{meta} || {} },
3082	});
3083
3084	$data = pack "(w/a*)*", $meta, $info->{data};
3085	} else {	3486	} else {
3086	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3087	}	3488	}
3088		3489
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3490	cf::cede_to_tick;
3093	}	3491	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3495
3114	1	3496	1
3115	}	3497	}
3116		3498
3117	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3119		3501
3120	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3122	}	3504	}
3123	};	3505	};
		3506
		3507	sub load_resource_file($) {
		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	$status
		3515	}
3124		3516
3125	sub reload_regions {	3517	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3519	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3534	}
3143		3535
3144	sub reload_archetypes {	3536	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3539	}
3153		3540
3154	sub reload_treasures {	3541	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3157	}	3544	}
3158		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
3159	sub reload_resources {	3569	sub reload_resources {
3160	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3161		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3162	reload_regions;	3575	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3576	reload_treasures;
3167		3577
3168	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3579	}
3174		3580
3175	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3585	or return;
3178		3586
3179	local $/;	3587	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3181		3589
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3183		3591
3184	$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};
3185	$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};
3186		3594
3187	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3189	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3190	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3191	};	3599	};
3192	warn $@ if $@;	3600	warn $@ if $@;
3193	}	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;
3194	}	3632	}
3195		3633
3196	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
3197	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3199	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#
3200	(async {	3647	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3649	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3204	};	3651	};
3205		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;
3206	reload_config;	3667	reload_config;
3207	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
3208	load_extensions;	3678	load_extensions;
3209		3679
3210	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3211	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;
3212	}	3698	}
3213		3699
3214	#############################################################################	3700	#############################################################################
3215	# initialisation and cleanup	3701	# initialisation and cleanup
3216		3702
3217	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3218	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3227	},
3228	);	3709	};
3229	}	3710	}
3230	}	3711	}
3231		3712
3232	sub write_runtime {	3713	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3234		3715
3235	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3237		3718
3238	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3720
3240	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3241		3722
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3243	or return;	3724	or return;
3244		3725
3245	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3258		3739
3259	close $fh	3740	close $fh
3260	or return;	3741	or return;
3261		3742
3262	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3744	and return;
3264		3745
3265	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3266		3747
3267	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 };
3268	}	3799	}
3269		3800
3270	sub emergency_save() {	3801	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3272		3803
3273	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;
3274		3810
3275	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3276	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3822	$pl->save;
3284	}	3823	}
3285	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3286		3825
3287	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";
3288	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3831	$map->valid or next;
3291	$map->save;	3832	$map->save;
3292	}	3833	}
3293	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3294		3835
3295	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";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3297	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 $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3298	};	3864	};
3299		3865
3300	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3301	}	3867	}
3302		3868
3303	sub post_cleanup {	3869	sub post_cleanup {
3304	my ($make_core) = @_;	3870	my ($make_core) = @_;
3305		3871
		3872	IO::AIO::flush;
		3873
3306	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3307	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	}
3308	}	3904	}
3309		3905
3310	sub do_reload_perl() {	3906	sub do_reload_perl() {
3311	# can/must only be called in main	3907	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3313	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3314	return;	3910	return;
3315	}	3911	}
3316		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3317	warn "reloading...";	3918	info "reloading...";
3318		3919
3319	warn "entering sync_job";	3920	trace "entering sync_job";
3320		3921
3321	cf::sync_job {	3922	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark
3323	cf::emergency_save;	3923	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark
3325		3924
3326	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;
3328
3329	# if anything goes wrong in here, we should simply crash as we already saved
3330
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;
3342	warn "iterate...";
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();	3927	%EXT_CORO = ();
3350		3928
3351	warn "removing commands";	3929	trace "removing commands";
3352	%COMMAND = ();	3930	%COMMAND = ();
3353		3931
3354	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3355	%EXTCMD = ();	3933	%EXTCMD = ();
3356	%EXTICMD = ();	3934	%EXTICMD = ();
3357		3935
3358	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3361		3939
3362	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3363	eval {	3941	eval {
3364	$cb->($pkg);	3942	$cb->($pkg);
3365	1	3943	1
3366	} 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;
3367	}	3949	}
3368		3950
3369	warn "... nuking $pkg";
3370	Symbol::delete_package $pkg;
3371	}
3372
3373	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3374	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3954
3377	warn "... unloading $k";	3955	trace "... unloading $k";
3378	delete $INC{$k};	3956	delete $INC{$k};
3379		3957
3380	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3382		3960
3383	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3384	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3385	}	3966	}
3386		3967
3387	Symbol::delete_package $k;
3388	}
3389
3390	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3392	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);
3393		3971
3394	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		3975
3398	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3977	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3401		3979
3402	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3403		3981
3404	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3405	require cf;	3983	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3407		3985
3408	warn "loading config and database again";	3986	trace "loading config and database again";
3409	cf::reload_config;	3987	cf::reload_config;
3410		3988
3411	warn "loading extensions";	3989	trace "loading extensions";
3412	cf::load_extensions;	3990	cf::load_extensions;
3413		3991
		3992	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3420		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3421	warn "leaving sync_job";	4004	trace "leaving sync_job";
3422		4005
3423	1	4006	1
3424	} or do {	4007	} or do {
3425	warn $@;	4008	error $@;
3426	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3427	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3428	};	4014	}
3429		4015
3430	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3431	};	4018	};
3432		4019
3433	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3434		4021
3435	sub reload_perl() {	4022	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3438		4025
3439	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	4028
3442	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	4030	do_reload_perl;
3445	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3446	},	4032	};
3447	);	4033	};
3448	}	4034	}
3449		4035
3450	register_command "reload" => sub {	4036	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3452		4038
…		…
3457	reload_perl;	4043	reload_perl;
3458	};	4044	};
3459	}	4045	}
3460	};	4046	};
3461		4047
3462	unshift @INC, $LIBDIR;	4048	#############################################################################
3463		4049
3464	my $bug_warning = 0;	4050	my $bug_warning = 0;
3465		4051
3466	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3468		4054
3469	sub wait_for_tick {	4055	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3472		4057
3473	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	4060	$signal->wait;
3476	}	4061	}
3477		4062
3478	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3481		4065
3482	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	4068	$signal->wait;
3485	}	4069	}
3486		4070
3487	$TICK_WATCHER = Event->timer (	4071	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3497	return;	4075	return;
3498	}	4076	}
3499		4077
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3503		4079
3504	$RUNTIME += $TICK;	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3505	$NEXT_TICK += $TICK;
3506		4081
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	4084	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	4085	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	4086	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	4087	or error "ERROR: unable to write runtime file: $!";
3513	};
3514	}	4088	};
		4089	}
3515		4090
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	4092	$sig->send;
3518	}	4093	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	4095	$sig->send;
3521	}	4096	}
3522		4097
3523	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		4100
3534	_post_tick;	4101	if (0) {
		4102	if ($NEXT_TICK) {
		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3535	},	4107	}
3536	);	4108	}
3537		4109
3538	{	4110	{
		4111	# configure BDB
		4112
3539	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3540	BDB::max_poll_time $TICK * 0.1;	4114	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	4115	$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		4116
3565	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| 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;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		4124
3572	cf::sync_job {	4125	cf::sync_job {
3573	eval {	4126	eval {
…		…
3583		4136
3584	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	4138	};
3586	}	4139	}
3587		4140
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	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 { };
3596	},
3597	);	4143	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	4146	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	4149	};
3618	}	4150	}
3619		4151
3620	{	4152	{
		4153	# configure IO::AIO
		4154
3621	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	4158	}
3634		4159
3635	my $_log_backtrace;	4160	my $_log_backtrace;
3636		4161
3637	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3640	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3641		4166
3642	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3644	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3645	async {	4171	async {
3646	$Coro::current->{desc} = "abt $msg";	4172	$Coro::current->{desc} = "abt $msg";
3647		4173
3648	my @bt = fork_call {	4174	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	4186	}
3661		4187
3662	@funcs	4188	@funcs
3663	};	4189	};
3664		4190
3665	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	4194	--$_log_backtrace;
3668	};	4195	};
3669	} else {	4196	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3672	}	4199	}
3673	}	4200	}
3674		4201
3675	# load additional modules	4202	# load additional modules
3676	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3677		4205
3678	END { cf::emergency_save }	4206	END { cf::emergency_save }
3679		4207
3680	1	4208	1
3681		4209

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