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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	264	my $msg = join "", @_;
189		265
190	$msg .= "\n"	266	$msg .= "\n"
191	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
192		268
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		270
195	LOG llevError, $msg;	271	LOG llevWarn, $msg;
196	};	272	};
197	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
198		287
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	298	for my $pkg (qw(
210	cf::global cf::attachable	299	cf::global cf::attachable
211	cf::object cf::object::player	300	cf::object cf::object::player
212	cf::client cf::player	301	cf::client cf::player
213	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
214	cf::map cf::party cf::region	304	cf::party cf::region
215	)) {	305	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	307	}
219		308
220	$Event::DIED = sub {	309	$EV::DIED = sub {
221	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
222	};	311	};
223		312
224	#############################################################################	313	#############################################################################
225		314
226	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	338	$d
250	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
251	}	340	}
252		341
253	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
254		343
255	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
256		345
257	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
258		347
259	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
260		349
261	=cut	350	=cut
262		351
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		353
265	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
267		370
268	=item cf::lock_wait $string	371	=item cf::lock_wait $string
269		372
270	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
271		374
272	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
273		376
274	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
277	returned.	380	returned.
278		381
279	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	383	deadlocked coro.
…		…
286		389
287	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
288		391
289	=cut	392	=cut
290		393
291	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		395
294	sub lock_wait($) {	396	sub lock_wait($) {
295	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	398	}
308		399
309	sub lock_acquire($) {	400	sub lock_acquire($) {
310	my ($key) = @_;	401	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	402	}
324		403
325	sub lock_active($) {	404	sub lock_active($) {
326	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	406	}
330		407
331	sub freeze_mainloop {	408	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
333		410
334	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	412	}
336	};	413
337	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
338	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
339	}	427	}
340		428
341	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
342		430
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		439
352	=cut	440	=cut
353		441
354	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
356		445
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
360		449
361	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
362		452
363	while () {	453	while () {
364	next_job:	454	next_job:
		455
365	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	457
367	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	462	$job->[2]->send;
371	Coro::cede;	463	Coro::cede;
372	goto next_job;	464	goto next_job;
373	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	467	}
375	}	468	}
376		469
377	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	473	$signal->wait;
381	} else {	474	} else {
		475	$busy = 0;
382	Coro::schedule;	476	Coro::schedule;
383	}	477	}
384	}	478	}
385	};	479	};
386		480
387	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
388	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
389		485
390	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
391	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
392		489
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
406		503
407	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
408		505
409	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
410		507
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	511	acceptable.
415		512
416	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	518	=cut
422		519
423	sub sync_job(&) {	520	sub sync_job(&) {
424	my ($job) = @_;	521	my ($job) = @_;
425		522
426	if ($Coro::current == $Coro::main) {	523	if (in_main) {
427	my $time = Event::time;	524	my $time = AE::time;
428		525
429	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
431		528
432	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
433		530
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
437		532
438	my $busy = 1;	533	my $busy = 1;
439	my @res;	534	my @res;
440		535
441	(async {	536	(async {
442	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	538	@res = eval { $job->() };
444	warn $@ if $@;	539	error $@ if $@;
445	undef $busy;	540	undef $busy;
446	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
447		542
448	while ($busy) {	543	while ($busy) {
449	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	return 1;#d#	1143	++$SLOW_MERGES;#d#
977		1144
978	#todo#d# kill yourself and do some recursive checking manually without storable	1145	# we do the slow way here
979	sync_job {	1146	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1147	}
987		1148
988	sub reattach {	1149	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1151	my ($obj) = @_;
991		1152
		1153	# no longer needed after getting rid of delete_package?
992	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
993		1155
994	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
995		1157
996	@$registry = ();	1158	@$registry = ();
997		1159
…		…
1002	for (@$attach) {	1164	for (@$attach) {
1003	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1004	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1005	}	1167	}
1006	} else {	1168	} else {
1007	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1008	}	1170	}
1009	}	1171	}
1010	}	1172	}
1011		1173
1012	cf::attachable->attach (	1174	cf::attachable->attach (
1013	prio => -1000000,	1175	prio => -1000000,
1014	on_instantiate => sub {	1176	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1016		1178
1017	$data = from_json $data;	1179	$data = decode_json $data;
1018		1180
1019	for (@$data) {	1181	for (@$data) {
1020	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1021		1183
1022	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1039	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1040		1202
1041	sync_job {	1203	sync_job {
1042	if (length $$rdata) {	1204	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1046		1209
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	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	}
1051	close $fh;	1217	aio_close $fh;
1052		1218
1053	if (@$objs) {	1219	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1058	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	}
1059	close $fh;	1228	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1230	}
1062	} else {	1231	} else {
1063	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1064	}	1233	}
1065		1234
1066	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1239	} else {
1068	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1069	}	1241	}
1070	} else {	1242	} else {
1071	aio_unlink $filename;	1243	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1073	}	1245	}
…		…
1092		1264
1093	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1267	or return;
1096		1268
1097	my $st = eval { Coro::Storable::thaw $av }	1269	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1270	$av = $st->{objs};
1100	}	1271	}
1101		1272
1102	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1105		1277
1106	($data, $av)	1278	($data, $av)
1107	}	1279	}
1108		1280
1109	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1165	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1166		1338
1167	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1168	}	1340	}
1169		1341
		1342	use File::Glob ();
		1343
1170	cf::player->attach (	1344	cf::player->attach (
1171	on_command => sub {	1345	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1173		1347
1174	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1175	or return;	1349	or return;
1176		1350
…		…
1199		1373
1200	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1201	if $reply;	1375	if $reply;
1202		1376
1203	} else {	1377	} else {
1204	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1205	}	1379	}
1206		1380
1207	cf::override;	1381	cf::override;
1208	},	1382	},
1209	);	1383	);
1210		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
1211	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1212	cf::sync_job {	1401	cf::sync_job {
1213	my %todo;	1402	my %todo;
1214		1403
1215	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1216	next unless -r $path;	1405	next unless -r $path;
…		…
1234		1423
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1426
1238	$ext{source} =	1427	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1240	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1241	. $source	1430	. $source
1242	. "\n};\n1";	1431	. "\n};\n1";
1243		1432
1244	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1245	}	1434	}
1246		1435
		1436	my $pass = 0;
1247	my %done;	1437	my %done;
1248	while (%todo) {	1438	while (%todo) {
1249	my $progress;	1439	my $progress;
1250		1440
		1441	++$pass;
		1442
		1443	ext:
1251	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1446	next ext
1254	unless exists $done{$_};	1447	unless exists $done{$_};
1255	}	1448	}
1256		1449
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1451
1259	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";
1262		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1264	warn $msg;	1459
1265	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1461	delete $todo{$k};
1267	}	1462	} else {
1268		1463	$done{$k} = delete $todo{$k};
1269	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1270	}	1469	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1470	}
1276		1471
1277	skip:	1472	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1280	}	1480	}
1281	};	1481	};
1282	}	1482	}
1283		1483
1284	#############################################################################	1484	#############################################################################
1285		1485
1286	=back	1486	=back
1287		1487
1288	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1289		1489
1290	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1291		1491
1292	=cut	1492	=cut
1293		1493
1294	package cf::player;	1494	package cf::player;
1295		1495
…		…
1338		1538
1339	sub exists($) {	1539	sub exists($) {
1340	my ($login) = @_;	1540	my ($login) = @_;
1341		1541
1342	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1344	}	1544	}
1345		1545
1346	sub find($) {	1546	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1548	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1560	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1561	or return;
1362		1562
1363	my $pl = cf::player::load_pl $f	1563	my $pl = cf::player::load_pl $f
1364	or return;	1564	or return;
		1565
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1566	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1567	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1368	}	1569	}
1369	}	1570	}
1370	}	1571	}
1371		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1372	sub save($) {	1586	sub save($) {
1373	my ($pl) = @_;	1587	my ($pl) = @_;
1374		1588
1375	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1376		1590
…		…
1379		1593
1380	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1381		1595
1382	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1383	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1384		1603
1385	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1605	cf::cede_to_tick;
1387	}	1606	}
1388		1607
…		…
1420	my ($pl) = @_;	1639	my ($pl) = @_;
1421		1640
1422	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1423		1642
1424	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1425	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1426		1645
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1428	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1430	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1431		1651
1432	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1472		1692
1473	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
1474	my $path = path $login;	1694	my $path = path $login;
1475		1695
1476	# a .pst is a dead give-away for a valid player	1696	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1702	}
1482		1703
…		…
1486		1707
1487	\@logins	1708	\@logins
1488	}	1709	}
1489		1710
1490	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1491		1714
1492	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1493	player. May block.	1716	player. May block.
1494		1717
1495	=cut	1718	=cut
…		…
1513	}	1736	}
1514		1737
1515	\@paths	1738	\@paths
1516	}	1739	}
1517		1740
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1742
1520	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1744
1569	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1570		1746
1571	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1572		1748
…		…
1604		1780
1605	=cut	1781	=cut
1606		1782
1607	sub find_by_path($) {	1783	sub find_by_path($) {
1608	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1609		1787
1610	my ($match, $specificity);	1788	my ($match, $specificity);
1611		1789
1612	for my $region (list) {	1790	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1641		1819
1642	sub generate_random_map {	1820	sub generate_random_map {
1643	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1644	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1645	$self->_create_random_map (	1826	$self->_create_random_map (
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1667		1848
1668	sub register {	1849	sub register {
1669	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1670	my $pkg = caller;	1851	my $pkg = caller;
1671		1852
1672	no strict;
1673	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1674		1854
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	1856	}
1677		1857
1678	# also paths starting with '/'	1858	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		1860
1681	sub thawer_merge {	1861	sub thawer_merge {
1682	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1683		1863
1684	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1770		1950
1771	# the temporary/swap location	1951	# the temporary/swap location
1772	sub save_path {	1952	sub save_path {
1773	my ($self) = @_;	1953	my ($self) = @_;
1774		1954
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1777	}	1957	}
1778		1958
1779	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1780	sub uniq_path {	1960	sub uniq_path {
1781	my ($self) = @_;	1961	my ($self) = @_;
1782		1962
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	1965	}
1795		1966
1796	sub decay_objects {	1967	sub decay_objects {
1797	my ($self) = @_;	1968	my ($self) = @_;
1798		1969
…		…
1882	sub find {	2053	sub find {
1883	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1884		2055
1885	$path = normalise $path, $origin && $origin->path;	2056	$path = normalise $path, $origin && $origin->path;
1886		2057
1887	cf::lock_wait "map_data:$path";#d#remove	2058	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2059	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2060
1890	$cf::MAP{$path} || do {	2061	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2062	my $map = new_from_path cf::map $path
1895	or return;	2063	or return;
1896		2064
1897	$map->{last_save} = $cf::RUNTIME;	2065	$map->{last_save} = $cf::RUNTIME;
1898		2066
…		…
1900	or return;	2068	or return;
1901		2069
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2070	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2071	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2072	#$cf::WAIT_FOR_TICK->wait;
		2073	undef $guard2;
1905	undef $guard1;	2074	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2075	$map->reset;
1908	return find $path;	2076	return find $path;
1909	}	2077	}
1910		2078
1911	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
1912	}	2080	}
1913	}	2081	}
1914		2082
1915	sub pre_load { }	2083	sub pre_load { }
1916	sub post_load { }	2084	#sub post_load { } # XS
1917		2085
1918	sub load {	2086	sub load {
1919	my ($self) = @_;	2087	my ($self) = @_;
1920		2088
1921	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2106	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2107	$f->skip_block;
1940	$self->_load_objects ($f)	2108	$self->_load_objects ($f)
1941	or return;	2109	or return;
1942		2110
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2111	$self->post_load_original
1944	if delete $self->{load_original};	2112	if delete $self->{load_original};
1945		2113
1946	if (my $uniq = $self->uniq_path) {	2114	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2115	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2116	unless (aio_stat $uniq) {
…		…
1966	unless ($self->{deny_activate}) {	2134	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2135	$self->decay_objects;
1968	$self->fix_auto_apply;	2136	$self->fix_auto_apply;
1969	$self->update_buttons;	2137	$self->update_buttons;
1970	cf::cede_to_tick;	2138	cf::cede_to_tick;
1971	$self->set_darkness_map;
1972	cf::cede_to_tick;
1973	$self->activate;	2139	$self->activate;
1974	}	2140	}
1975		2141
1976	$self->{last_save} = $cf::RUNTIME;	2142	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2143	$self->last_access ($cf::RUNTIME);
1978		2144
1979	$self->in_memory (cf::MAP_IN_MEMORY);	2145	$self->in_memory (cf::MAP_ACTIVE);
1980	}	2146	}
1981		2147
1982	$self->post_load;	2148	$self->post_load;
1983	}	2149	}
1984		2150
		2151	# customize the map for a given player, i.e.
		2152	# return the _real_ map. used by e.g. per-player
		2153	# maps to change the path to ~playername/mappath
1985	sub customise_for {	2154	sub customise_for {
1986	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
1987		2156
1988	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2158	if $self->per_player;
…		…
2005	or next;	2174	or next;
2006	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
2007	or next;	2176	or next;
2008	$neigh->load;	2177	$neigh->load;
2009		2178
		2179	# now find the diagonal neighbours
2010	push @neigh,	2180	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}	2183	}
2014		2184
…		…
2021	}	2191	}
2022		2192
2023	sub find_sync {	2193	sub find_sync {
2024	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
2025		2195
2026	cf::sync_job { find $path, $origin }	2196	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2197	if $Coro::current == $Coro::main;
		2198
		2199	find $path, $origin
2027	}	2200	}
2028		2201
2029	sub do_load_sync {	2202	sub do_load_sync {
2030	my ($map) = @_;	2203	my ($map) = @_;
2031		2204
2032	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2033	if $Coro::current == $Coro::main;	2206	if $Coro::current == $Coro::main;
2034		2207
2035	cf::sync_job { $map->load };	2208	$map->load;
2036	}	2209	}
2037		2210
2038	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
2039	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
2040		2213
…		…
2042	my ($path, $origin, $load) = @_;	2215	my ($path, $origin, $load) = @_;
2043		2216
2044	$path = normalise $path, $origin && $origin->{path};	2217	$path = normalise $path, $origin && $origin->{path};
2045		2218
2046	if (my $map = $cf::MAP{$path}) {	2219	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2220	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2048	}	2221	}
2049		2222
2050	$MAP_PREFETCH{$path} |= $load;	2223	$MAP_PREFETCH{$path} |= $load;
2051		2224
2052	$MAP_PREFETCHER ||= cf::async {	2225	$MAP_PREFETCHER ||= cf::async {
…		…
2066	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
2067		2240
2068	()	2241	()
2069	}	2242	}
2070		2243
		2244	# common code, used by both ->save and ->swapout
2071	sub save {	2245	sub _save {
2072	my ($self) = @_;	2246	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2247
2076	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2077		2249
2078	return unless $self->dirty;	2250	return unless $self->dirty;
2079		2251
…		…
2088		2260
2089	cf::async {	2261	cf::async {
2090	$Coro::current->{desc} = "map player save";	2262	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2263	$_->contr->save for $self->players;
2092	};	2264	};
		2265
		2266	cf::get_slot 0.02;
2093		2267
2094	if ($uniq) {	2268	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2269	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2270	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2271	} else {
2098	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2272	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099	}	2273	}
2100	}	2274	}
2101		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
2102	sub swap_out {	2284	sub swap_out {
2103	my ($self) = @_;	2285	my ($self) = @_;
2104		2286
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2288
		2289	return if $self->in_memory != cf::MAP_ACTIVE;
		2290	return if $self->{deny_save};
2110	return if $self->players;	2291	return if $self->players;
2111	return if $self->in_memory != cf::MAP_IN_MEMORY;
2112	return if $self->{deny_save};
2113		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2114	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
		2297
		2298	# then atomically save
		2299	$self->_save;
		2300
		2301	# then free the map
		2302	$self->clear;
		2303	}
		2304
		2305	sub reset_at {
		2306	my ($self) = @_;
		2307
		2308	# TODO: safety, remove and allow resettable per-player maps
		2309	return 1e99 if $self->{deny_reset};
		2310
		2311	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2312	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2313
		2314	$time + $to
		2315	}
		2316
		2317	sub should_reset {
		2318	my ($self) = @_;
		2319
		2320	$self->reset_at <= $cf::RUNTIME
		2321	}
		2322
		2323	sub reset {
		2324	my ($self) = @_;
		2325
		2326	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2327
		2328	return if $self->players;
		2329
		2330	cf::trace "resetting map ", $self->path, "\n";
		2331
		2332	$self->in_memory (cf::MAP_SWAPPED);
		2333
		2334	# need to save uniques path
		2335	unless ($self->{deny_save}) {
		2336	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2337
		2338	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2339	if $uniq;
		2340	}
		2341
		2342	delete $cf::MAP{$self->path};
2115		2343
2116	$self->deactivate;	2344	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2345	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2346	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2347
2164	$self->unlink_save;	2348	$self->unlink_save;
2165	$self->destroy;	2349	$self->destroy;
2166	}	2350	}
2167		2351
…		…
2175		2359
2176	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2177		2361
2178	$self->unlink_save;	2362	$self->unlink_save;
2179		2363
2180	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2369
…		…
2234		2418
2235	sub unique_maps() {	2419	sub unique_maps() {
2236	[	2420	[
2237	map {	2421	map {
2238	utf8::decode $_;	2422	utf8::decode $_;
2239	/\.map$/	2423	s/\.map$//; # TODO future compatibility hack
		2424	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2425	? ()
2240	? normalise $_	2426	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2427	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2428	]
2244	}	2429	}
2245		2430
2246	package cf;	2431	=item cf::map::static_maps
		2432
		2433	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2434	file in the shared directory excluding F</styles> and F</editor>). May
		2435	block.
		2436
		2437	=cut
		2438
		2439	sub static_maps() {
		2440	my @dirs = "";
		2441	my @maps;
		2442
		2443	while (@dirs) {
		2444	my $dir = shift @dirs;
		2445
		2446	next if $dir eq "/styles" || $dir eq "/editor";
		2447
		2448	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2449	or return;
		2450
		2451	for (@$files) {
		2452	s/\.map$// or next;
		2453	utf8::decode $_;
		2454	push @maps, "$dir/$_";
		2455	}
		2456
		2457	push @dirs, map "$dir/$_", @$dirs;
		2458	}
		2459
		2460	\@maps
		2461	}
2247		2462
2248	=back	2463	=back
2249		2464
2250	=head3 cf::object	2465	=head3 cf::object
2251		2466
…		…
2255		2470
2256	=over 4	2471	=over 4
2257		2472
2258	=item $ob->inv_recursive	2473	=item $ob->inv_recursive
2259		2474
2260	Returns the inventory of the object _and_ their inventories, recursively.	2475	Returns the inventory of the object I<and> their inventories, recursively,
		2476	but I<not> the object itself.
2261		2477
2262	=cut	2478	=cut
2263		2479
2264	sub inv_recursive_;	2480	sub inv_recursive_;
2265	sub inv_recursive_ {	2481	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2486	inv_recursive_ inv $_[0]
2271	}	2487	}
2272		2488
2273	=item $ref = $ob->ref	2489	=item $ref = $ob->ref
2274		2490
2275	creates and returns a persistent reference to an objetc that can be stored as a string.	2491	Creates and returns a persistent reference to an object that can be stored as a string.
2276		2492
2277	=item $ob = cf::object::deref ($refstring)	2493	=item $ob = cf::object::deref ($refstring)
2278		2494
2279	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2495	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2280	even if the object actually exists. May block.	2496	even if the object actually exists. May block.
…		…
2312	can be C<undef>. Does the right thing when the player is currently in a	2528	can be C<undef>. Does the right thing when the player is currently in a
2313	dialogue with the given NPC character.	2529	dialogue with the given NPC character.
2314		2530
2315	=cut	2531	=cut
2316		2532
		2533	our $SAY_CHANNEL = {
		2534	id => "say",
		2535	title => "Map",
		2536	reply => "say ",
		2537	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2538	};
		2539
		2540	our $CHAT_CHANNEL = {
		2541	id => "chat",
		2542	title => "Chat",
		2543	reply => "chat ",
		2544	tooltip => "Player chat and shouts, global to the server.",
		2545	};
		2546
2317	# rough implementation of a future "reply" method that works	2547	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2548	# with dialog boxes.
2319	#TODO: the first argument must go, split into a $npc->reply_to ( method	2549	#TODO: the first argument must go, split into a $npc->reply_to ( method
2320	sub cf::object::player::reply($$$;$) {	2550	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2551	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2562	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2563	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2564
2335	} else {	2565	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2566	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2567	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2568	}
2339	}	2569	}
2340	}	2570	}
2341		2571
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2572	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2597
2368	=item $player_object->enter_link	2598	=item $player_object->enter_link
2369		2599
2370	Freezes the player and moves him/her to a special map (C<{link}>).	2600	Freezes the player and moves him/her to a special map (C<{link}>).
2371		2601
2372	The player should be reasonably safe there for short amounts of time. You	2602	The player should be reasonably safe there for short amounts of time (e.g.
2373	I<MUST> call C<leave_link> as soon as possible, though.	2603	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2604	though, as the player cannot control the character while it is on the link
		2605	map.
2374		2606
2375	Will never block.	2607	Will never block.
2376		2608
2377	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
2378		2610
…		…
2398	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2631	my ($self) = @_;
2400		2632
2401	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2402		2634
		2635	++$self->{_link_recursion};
		2636
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2638
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2407		2641
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2643	}
2410		2644
2411	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2413		2647
…		…
2430	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2432		2666
2433	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2436		2670
2437	$map->load;	2671	$map->load;
2438	$map->load_neighbours;	2672	$map->load_neighbours;
2439		2673
2440	return unless $self->contr->active;	2674	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2675
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2445	}	2678	# entering was successful
		2679	delete $self->{_link_recursion};
		2680	# only activate afterwards, to support waiting in hooks
		2681	$self->activate_recursive;
		2682	}
2446		2683
		2684	}
		2685
2447	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2686	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2448		2687
2449	Moves the player to the given map-path and coordinates by first freezing	2688	Moves the player to the given map-path and coordinates by first freezing
2450	her, loading and preparing them map, calling the provided $check callback	2689	her, loading and preparing them map, calling the provided $check callback
2451	that has to return the map if sucecssful, and then unfreezes the player on	2690	that has to return the map if sucecssful, and then unfreezes the player on
2452	the new (success) or old (failed) map position. In either case, $done will	2691	the new (success) or old (failed) map position. In either case, $done will
2453	be called at the end of this process.	2692	be called at the end of this process.
2454		2693
		2694	Note that $check will be called with a potentially non-loaded map, so if
		2695	it needs a loaded map it has to call C<< ->load >>.
		2696
2455	=cut	2697	=cut
2456		2698
2457	our $GOTOGEN;	2699	our $GOTOGEN;
2458		2700
2459	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2460	my ($self, $path, $x, $y, $check, $done) = @_;	2702	my ($self, $path, $x, $y, $check, $done) = @_;
		2703
		2704	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2705	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2706	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2707	($path, $x, $y) = @$EMERGENCY_POSITION;
		2708	}
2461		2709
2462	# do generation counting so two concurrent goto's will be executed in-order	2710	# do generation counting so two concurrent goto's will be executed in-order
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2712
2465	$self->enter_link;	2713	$self->enter_link;
…		…
2489	my $map = eval {	2737	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2738	my $map = defined $path ? cf::map::find $path : undef;
2491		2739
2492	if ($map) {	2740	if ($map) {
2493	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2743	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2745	}
2498		2746
2499	$map	2747	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2510	}	2758	}
2511		2759
2512	$done->() if $done;	2760	$done->($self) if $done;
2513	})->prio (1);	2761	})->prio (1);
2514	}	2762	}
2515		2763
2516	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2517		2765
…		…
2537	}	2785	}
2538		2786
2539	sub prepare_random_map {	2787	sub prepare_random_map {
2540	my ($exit) = @_;	2788	my ($exit) = @_;
2541		2789
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2790	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2791	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2792	# that depends on the exit object
2547		2793
2548	my $rmp = parse_random_map_params $exit->msg;	2794	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2796	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2797	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2798	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2799	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2800	$rmp->{origin_y} = $exit->y;
		2801
		2802	$exit->map->touch;
2555	}	2803	}
2556		2804
2557	$rmp->{random_seed} ||= $exit->random_seed;	2805	$rmp->{random_seed} ||= $exit->random_seed;
2558		2806
2559	my $data = cf::to_json $rmp;	2807	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2808	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2809	my $meta = "$RANDOMDIR/$md5.meta";
2562		2810
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2811	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2812	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2813	undef $fh;
2566	aio_rename "$meta~", $meta;	2814	aio_rename "$meta~", $meta;
2567		2815
		2816	my $slaying = "?random/$md5";
		2817
		2818	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2819	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2820	$exit->msg (undef);
		2821	}
2570	}	2822	}
2571	}	2823	}
2572		2824
2573	sub cf::object::player::enter_exit {	2825	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2826	my ($self, $exit) = @_;
2575		2827
2576	return unless $self->type == cf::PLAYER;	2828	return unless $self->type == cf::PLAYER;
2577		2829
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2830	$self->enter_link;
2590		2831
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2832	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2833	$Coro::current->{desc} = "enter_exit";
2597		2834
2598	$self->deactivate_recursive; # just to be sure
2599	unless (eval {	2835	unless (eval {
		2836	$self->deactivate_recursive; # just to be sure
		2837
		2838	# random map handling
		2839	{
		2840	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2841
		2842	prepare_random_map $exit
		2843	if $exit->slaying eq "/!";
		2844	}
		2845
		2846	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2847	my $x = $exit->stats->hp;
		2848	my $y = $exit->stats->sp;
		2849
2600	$self->goto ($slaying, $hp, $sp);	2850	$self->goto ($map, $x, $y);
2601		2851
		2852	# if exit is damned, update players death & WoR home-position
		2853	$self->contr->savebed ($map, $x, $y)
		2854	if $exit->flag (cf::FLAG_DAMNED);
		2855
2602	1;	2856	1
2603	}) {	2857	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "I'll try to bring you back to the map you were before. "	2859	. "I'll try to bring you back to the map you were before. "
2606	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2608		2862
2609	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2610	$self->leave_link;	2864	$self->leave_link;
2611	}	2865	}
2612	})->prio (1);	2866	})->prio (1);
2613	}	2867	}
2614		2868
…		…
2626	sub cf::client::send_drawinfo {	2880	sub cf::client::send_drawinfo {
2627	my ($self, $text, $flags) = @_;	2881	my ($self, $text, $flags) = @_;
2628		2882
2629	utf8::encode $text;	2883	utf8::encode $text;
2630	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2884	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2885	}
		2886
		2887	=item $client->send_big_packet ($pkt)
		2888
		2889	Like C<send_packet>, but tries to compress large packets, and fragments
		2890	them as required.
		2891
		2892	=cut
		2893
		2894	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2895
		2896	sub cf::client::send_big_packet {
		2897	my ($self, $pkt) = @_;
		2898
		2899	# try lzf for large packets
		2900	$pkt = "lzf " . Compress::LZF::compress $pkt
		2901	if 1024 <= length $pkt and $self->{can_lzf};
		2902
		2903	# split very large packets
		2904	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2905	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2906	$pkt = "frag";
		2907	}
		2908
		2909	$self->send_packet ($pkt);
2631	}	2910	}
2632		2911
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		2913
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	2914	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	2916	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	2917	the message unless the client supports the msg packet.
2639		2918
2640	=cut	2919	=cut
2641		2920
		2921	# non-persistent channels (usually the info channel)
2642	our %CHANNEL = (	2922	our %CHANNEL = (
		2923	"c/motd" => {
		2924	id => "infobox",
		2925	title => "MOTD",
		2926	reply => undef,
		2927	tooltip => "The message of the day",
		2928	},
2643	"c/identify" => {	2929	"c/identify" => {
2644	id => "infobox",	2930	id => "infobox",
2645	title => "Identify",	2931	title => "Identify",
2646	reply => undef,	2932	reply => undef,
2647	tooltip => "Items recently identified",	2933	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	2936	id => "infobox",
2651	title => "Examine",	2937	title => "Examine",
2652	reply => undef,	2938	reply => undef,
2653	tooltip => "Signs and other items you examined",	2939	tooltip => "Signs and other items you examined",
2654	},	2940	},
		2941	"c/shopinfo" => {
		2942	id => "infobox",
		2943	title => "Shop Info",
		2944	reply => undef,
		2945	tooltip => "What your bargaining skill tells you about the shop",
		2946	},
		2947	"c/book" => {
		2948	id => "infobox",
		2949	title => "Book",
		2950	reply => undef,
		2951	tooltip => "The contents of a note or book",
		2952	},
2655	"c/lookat" => {	2953	"c/lookat" => {
2656	id => "infobox",	2954	id => "infobox",
2657	title => "Look",	2955	title => "Look",
2658	reply => undef,	2956	reply => undef,
2659	tooltip => "What you saw there",	2957	tooltip => "What you saw there",
2660	},	2958	},
		2959	"c/who" => {
		2960	id => "infobox",
		2961	title => "Players",
		2962	reply => undef,
		2963	tooltip => "Shows players who are currently online",
		2964	},
		2965	"c/body" => {
		2966	id => "infobox",
		2967	title => "Body Parts",
		2968	reply => undef,
		2969	tooltip => "Shows which body parts you posess and are available",
		2970	},
		2971	"c/statistics" => {
		2972	id => "infobox",
		2973	title => "Statistics",
		2974	reply => undef,
		2975	tooltip => "Shows your primary statistics",
		2976	},
		2977	"c/skills" => {
		2978	id => "infobox",
		2979	title => "Skills",
		2980	reply => undef,
		2981	tooltip => "Shows your experience per skill and item power",
		2982	},
		2983	"c/shopitems" => {
		2984	id => "infobox",
		2985	title => "Shop Items",
		2986	reply => undef,
		2987	tooltip => "Shows the items currently for sale in this shop",
		2988	},
		2989	"c/resistances" => {
		2990	id => "infobox",
		2991	title => "Resistances",
		2992	reply => undef,
		2993	tooltip => "Shows your resistances",
		2994	},
		2995	"c/pets" => {
		2996	id => "infobox",
		2997	title => "Pets",
		2998	reply => undef,
		2999	tooltip => "Shows information abotu your pets/a specific pet",
		3000	},
		3001	"c/perceiveself" => {
		3002	id => "infobox",
		3003	title => "Perceive Self",
		3004	reply => undef,
		3005	tooltip => "You gained detailed knowledge about yourself",
		3006	},
		3007	"c/uptime" => {
		3008	id => "infobox",
		3009	title => "Uptime",
		3010	reply => undef,
		3011	tooltip => "How long the server has been running since last restart",
		3012	},
		3013	"c/mapinfo" => {
		3014	id => "infobox",
		3015	title => "Map Info",
		3016	reply => undef,
		3017	tooltip => "Information related to the maps",
		3018	},
		3019	"c/party" => {
		3020	id => "party",
		3021	title => "Party",
		3022	reply => "gsay ",
		3023	tooltip => "Messages and chat related to your party",
		3024	},
		3025	"c/death" => {
		3026	id => "death",
		3027	title => "Death",
		3028	reply => undef,
		3029	tooltip => "Reason for and more info about your most recent death",
		3030	},
		3031	"c/say" => $SAY_CHANNEL,
		3032	"c/chat" => $CHAT_CHANNEL,
2661	);	3033	);
2662		3034
2663	sub cf::client::send_msg {	3035	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3036	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3037
2666	$msg = $self->pl->expand_cfpod ($msg);	3038	$msg = $self->pl->expand_cfpod ($msg)
		3039	unless $color & cf::NDI_VERBATIM;
2667		3040
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3041	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3042
2670	# check predefined channels, for the benefit of C	3043	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3044	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3045	$channel = $CHANNEL{$channel};
2673		3046
2674	$self->ext_msg (channel_info => $channel)	3047	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3048	$channel = $channel->{id};
2678		3049
2679	} elsif (ref $channel) {	3050	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3051	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3052	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3053	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3054	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3055	}
2686		3056
2687	$channel = $channel->{id};	3057	$channel = $channel->{id};
2688	}	3058	}
2689		3059
2690	return unless @extra || length $msg;	3060	return unless @extra || length $msg;
2691		3061
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3062	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3063	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3064	if $color & cf::NDI_DEF;
2696		3065
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3066	my $pkt = "msg "
		3067	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3069	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3070
2711	$color &= cf::NDI_COLOR_MASK;	3071	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3072	}
2725		3073
2726	=item $client->ext_msg ($type, @msg)	3074	=item $client->ext_msg ($type, @msg)
2727		3075
2728	Sends an ext event to the client.	3076	Sends an ext event to the client.
…		…
2731		3079
2732	sub cf::client::ext_msg($$@) {	3080	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3081	my ($self, $type, @msg) = @_;
2734		3082
2735	if ($self->extcmd == 2) {	3083	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove	3085	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";	3086	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}	3088	}
2741	}	3089	}
2742		3090
2743	=item $client->ext_reply ($msgid, @msg)	3091	=item $client->ext_reply ($msgid, @msg)
2744		3092
…		…
2748		3096
2749	sub cf::client::ext_reply($$@) {	3097	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;	3098	my ($self, $id, @msg) = @_;
2751		3099
2752	if ($self->extcmd == 2) {	3100	if ($self->extcmd == 2) {
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {	3102	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove	3103	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;	3104	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}	3106	}
2759	}	3107	}
2760		3108
2761	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2762		3110
…		…
2833		3181
2834	$ns->ext_reply ($reply, @reply)	3182	$ns->ext_reply ($reply, @reply)
2835	if $reply;	3183	if $reply;
2836		3184
2837	} else {	3185	} else {
2838	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3186	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2839	}	3187	}
2840		3188
2841	cf::override;	3189	cf::override;
2842	},	3190	},
2843	);	3191	);
…		…
2863		3211
2864	$coro	3212	$coro
2865	}	3213	}
2866		3214
2867	cf::client->attach (	3215	cf::client->attach (
2868	on_destroy => sub {	3216	on_client_destroy => sub {
2869	my ($ns) = @_;	3217	my ($ns) = @_;
2870		3218
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3220	},
2873	);	3221	);
…		…
2889	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
2890		3238
2891	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
2892		3240
2893	$safe->permit_only (Opcode::opset qw(	3241	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3242	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3243	grepstart grepwhile mapstart mapwhile
2896	sort time	3244	sort time
2897	));	3245	));
2898		3246
2899	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
…		…
2902		3250
2903	The following functions and methods are available within a safe environment:	3251	The following functions and methods are available within a safe environment:
2904		3252
2905	cf::object	3253	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3254	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3255	insert remove name archname title slaying race decrease split
		3256	value
2908		3257
2909	cf::object::player	3258	cf::object::player
2910	player	3259	player
2911		3260
2912	cf::player	3261	cf::player
…		…
2917		3266
2918	=cut	3267	=cut
2919		3268
2920	for (	3269	for (
2921	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3270	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2922	insert remove inv name archname title slaying race	3271	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3272	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3274	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
2927	) {	3276	) {
2928	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2931	for @funs;	3279	for @funs;
2932	}	3280	}
2933		3281
…		…
2948		3296
2949	my $qcode = $code;	3297	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
2952		3300
		3301	%vars = (_dummy => 0) unless %vars;
		3302
		3303	my @res;
2953	local $_;	3304	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3305
2956	my $eval =	3306	my $eval =
2957	"do {\n"	3307	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3310	. $code
2961	. "\n}"	3311	. "\n}"
2962	;	3312	;
2963		3313
		3314	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
2967		3323
2968	if ($@) {	3324	if ($@) {
2969	warn "$@";	3325	warn "$@",
2970	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
2971	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
2972	}	3328	}
2973		3329
2974	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
2975	}	3331	}
2976		3332
…		…
2990	=cut	3346	=cut
2991		3347
2992	sub register_script_function {	3348	sub register_script_function {
2993	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
2994		3350
2995	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
2997	}	3353	}
2998		3354
2999	=back	3355	=back
3000		3356
3001	=cut	3357	=cut
3002		3358
3003	#############################################################################	3359	#############################################################################
3004	# the server's init and main functions	3360	# the server's init and main functions
		3361
		3362	# async inc loader. yay.
		3363	sub inc_loader {
		3364	my $mod = $_[1];
		3365
		3366	if (in_main && !tick_inhibit) {
		3367	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3368	} else {
		3369	debug "loading perl module $mod\n";
		3370	}
		3371
		3372	# 1. find real file
		3373	for my $dir (@ORIG_INC) {
		3374	ref $dir and next;
		3375	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3376	or next;
		3377
		3378	$data = "#line 1 $dir/$mod\n$data";
		3379
		3380	open my $fh, "<", \$data or die;
		3381
		3382	return $fh;
		3383	}
		3384
		3385	()
		3386	}
		3387
		3388	sub init_inc {
		3389	# save original @INC
		3390	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3391
		3392	# make sure we can do scalar-opens
		3393	open my $dummy, "<", \my $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
3005		3403
3006	sub load_facedata($) {	3404	sub load_facedata($) {
3007	my ($path) = @_;	3405	my ($path) = @_;
3008		3406
3009	# HACK to clear player env face cache, we need some signal framework	3407	# HACK to clear player env face cache, we need some signal framework
3010	# for this (global event?)	3408	# for this (global event?)
3011	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3012		3410
3013	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3014		3412
3015	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3016		3414
3017	my $facedata;	3415	my $facedata;
3018	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
3019	or die "$path: $!";	3417	or die "$path: $!";
3020		3418
…		…
3022		3420
3023	$facedata->{version} == 2	3421	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
3025		3423
3026	# patch in the exptable	3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3027	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
3028	type => FT_RSRC,	3427	type => FT_RSRC,
3029	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
3030	};	3430	};
3031	cf::cede_to_tick;	3431	cf::cede_to_tick;
3032		3432
3033	{	3433	{
3034	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
3035		3435
3036	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
3038	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
3040	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3041	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3042		3443
3043	cf::cede_to_tick;	3444	cf::cede_to_tick;
3044	}	3445	}
3045		3446
3046	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
3048	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
3049	or next;	3451	or next;
		3452
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3456	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
3055	}	3458	}
3056		3459
3057	cf::cede_to_tick;	3460	cf::cede_to_tick;
3058	}	3461	}
3059	}	3462	}
…		…
3068		3471
3069	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
3070	}	3473	}
3071		3474
3072	{	3475	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
3076		3477
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
		3479	if (defined $info->{type}) {
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3481
3083	if ($info->{type} & 1) {	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3084	# prepend meta info	3483	cf::face::set_type $idx, $info->{type};
3085
3086	my $meta = $enc->encode ({
3087	name => $name,
3088	%{ $info->{meta} || {} },
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3484	} else {
3093	$data = $info->{data};	3485	$RESOURCE{$name} = $info; # unused
3094	}	3486	}
3095		3487
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3488	cf::cede_to_tick;
3100	}	3489	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3493
3121	1	3494	1
3122	}	3495	}
3123		3496
3124	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
…		…
3126		3499
3127	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3501	$ns->fx_want ($k, $v);
3129	}	3502	}
3130	};	3503	};
		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
3131		3514
3132	sub reload_regions {	3515	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3516	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3517	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3518	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3532	}
3150		3533
3151	sub reload_archetypes {	3534	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3537	}
3160		3538
3161	sub reload_treasures {	3539	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3164	}	3542	}
3165		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
3166	sub reload_resources {	3567	sub reload_resources {
3167	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3168		3569
		3570	reload_facedata;
		3571	reload_sound;
		3572	reload_archetypes;
3169	reload_regions;	3573	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3574	reload_treasures;
3174		3575
3175	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3577	}
3181		3578
3182	sub reload_config {	3579	sub reload_config {
		3580	trace "reloading config file...\n";
		3581
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
3184	or return;	3583	or return;
3185		3584
3186	local $/;	3585	local $/;
3187	*CFG = YAML::Syck::Load <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
3188		3587
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3589
3191	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3590	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3192	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3591	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3193		3592
3194	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
3196	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3595	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3197	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
3198	};	3597	};
3199	warn $@ if $@;	3598	warn $@ if $@;
3200	}	3599	}
		3600
		3601	trace "finished reloading resource files\n";
		3602	}
		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
3201	}	3630	}
3202		3631
3203	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
3204	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
3206	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3207	(async {	3645	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3647	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
3211	};	3649	};
3212		3650
		3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	init_inc;
		3655
		3656	cf::init_experience;
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662	cf::load_materials;
		3663
		3664	reload_resources;
3213	reload_config;	3665	reload_config;
3214	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3215	load_extensions;	3676	load_extensions;
3216		3677
3217	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3218	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	(pop @POST_INIT)->(0) while @POST_INIT;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3219	}	3696	}
3220		3697
3221	#############################################################################	3698	#############################################################################
3222	# initialisation and cleanup	3699	# initialisation and cleanup
3223		3700
3224	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3225	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3234	},
3235	);	3707	};
3236	}	3708	}
3237	}	3709	}
3238		3710
3239	sub write_runtime {	3711	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3241		3713
3242	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3244		3716
3245	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3718
3247	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3248		3720
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	3722	or return;
3251		3723
3252	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3265		3737
3266	close $fh	3738	close $fh
3267	or return;	3739	or return;
3268		3740
3269	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3742	and return;
3271		3743
3272	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		3745
3274	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3275	}	3797	}
3276		3798
3277	sub emergency_save() {	3799	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3279		3801
3280	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3281		3808
3282	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3283	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	3818	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	3820	$pl->save;
3292	}	3821	}
3293	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3294		3823
3295	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3296	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	3829	$map->valid or next;
3299	$map->save;	3830	$map->save;
3300	}	3831	}
3301	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3302		3833
3303	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3306	};	3862	};
3307		3863
3308	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3309	}	3865	}
3310		3866
3311	sub post_cleanup {	3867	sub post_cleanup {
3312	my ($make_core) = @_;	3868	my ($make_core) = @_;
3313		3869
		3870	IO::AIO::flush;
		3871
3314	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3316	}	3902	}
3317		3903
3318	sub do_reload_perl() {	3904	sub do_reload_perl() {
3319	# can/must only be called in main	3905	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
3321	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3322	return;	3908	return;
3323	}	3909	}
3324		3910
		3911	return if $RELOAD++;
		3912
		3913	my $t1 = AE::time;
		3914
		3915	while ($RELOAD) {
3325	warn "reloading...";	3916	info "reloading...";
3326		3917
3327	warn "entering sync_job";	3918	trace "entering sync_job";
3328		3919
3329	cf::sync_job {	3920	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark
3331	cf::emergency_save;	3921	cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark
3333		3922
3334	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;
3336
3337	# if anything goes wrong in here, we should simply crash as we already saved
3338
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;
3350	warn "iterate...";
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();	3925	%EXT_CORO = ();
3358		3926
3359	warn "removing commands";	3927	trace "removing commands";
3360	%COMMAND = ();	3928	%COMMAND = ();
3361		3929
3362	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3363	%EXTCMD = ();	3931	%EXTCMD = ();
3364	%EXTICMD = ();	3932	%EXTICMD = ();
3365		3933
3366	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3369		3937
3370	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3371	eval {	3939	eval {
3372	$cb->($pkg);	3940	$cb->($pkg);
3373	1	3941	1
3374	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3375	}	3947	}
3376		3948
3377	warn "... nuking $pkg";
3378	Symbol::delete_package $pkg;
3379	}
3380
3381	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3382	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3952
3385	warn "... unloading $k";	3953	trace "... unloading $k";
3386	delete $INC{$k};	3954	delete $INC{$k};
3387		3955
3388	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3390		3958
3391	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3392	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3393	}	3964	}
3394		3965
3395	Symbol::delete_package $k;
3396	}
3397
3398	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3400	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3401		3969
3402	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		3973
3406	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3407	# and global variables created in xs	3975	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3409		3977
3410	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3411		3979
3412	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3413	require cf;	3981	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3415		3983
3416	warn "loading config and database again";	3984	trace "loading config and database again";
3417	cf::reload_config;	3985	cf::reload_config;
3418		3986
3419	warn "loading extensions";	3987	trace "loading extensions";
3420	cf::load_extensions;	3988	cf::load_extensions;
3421		3989
		3990	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3425	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3428		3998
		3999	trace "running post_init jobs";
		4000	(pop @POST_INIT)->(1) while @POST_INIT;
		4001
3429	warn "leaving sync_job";	4002	trace "leaving sync_job";
3430		4003
3431	1	4004	1
3432	} or do {	4005	} or do {
3433	warn $@;	4006	error $@;
3434	warn "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3435	exit 1;	4008	};
		4009
		4010	info "reloaded";
		4011	--$RELOAD;
3436	};	4012	}
3437		4013
3438	warn "reloaded";	4014	$t1 = AE::time - $t1;
		4015	info "reload completed in ${t1}s\n";
3439	};	4016	};
3440		4017
3441	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3442		4019
3443	sub reload_perl() {	4020	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	4021	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3446		4023
3447	$RELOAD_WATCHER ||= Event->timer (	4024	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	4025	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	4026
3450	data => WF_AUTOCANCEL,	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	4028	do_reload_perl;
3453	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3454	},	4030	};
3455	);	4031	};
3456	}	4032	}
3457		4033
3458	register_command "reload" => sub {	4034	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	4035	my ($who, $arg) = @_;
3460		4036
…		…
3465	reload_perl;	4041	reload_perl;
3466	};	4042	};
3467	}	4043	}
3468	};	4044	};
3469		4045
3470	unshift @INC, $LIBDIR;	4046	#############################################################################
3471		4047
3472	my $bug_warning = 0;	4048	my $bug_warning = 0;
3473		4049
3474	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3476		4052
3477	sub wait_for_tick {	4053	sub wait_for_tick {
3478	return unless $TICK_WATCHER->is_active;
3479	return if $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3480		4055
3481	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3482	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;	4058	$signal->wait;
3484	}	4059	}
3485		4060
3486	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3487	return unless $TICK_WATCHER->is_active;
3488	return if $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3489		4063
3490	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	4066	$signal->wait;
3493	}	4067	}
3494		4068
3495	$TICK_WATCHER = Event->timer (	4069	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	4070	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4071	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4072	unless ++$bug_warning > 10;
3505	return;	4073	return;
3506	}	4074	}
3507		4075
3508	$NOW = $tick_start = Event::time;
3509
3510	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3511		4077
3512	$RUNTIME += $TICK;	4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3513	$NEXT_TICK += $TICK;
3514		4079
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4082	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4083	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4084	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4085	or error "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4086	};
		4087	}
3523		4088
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4090	$sig->send;
3526	}	4091	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4092	while (my $sig = shift @WAIT_FOR_TICK) {
3528	$sig->send;	4093	$sig->send;
3529	}	4094	}
3530		4095
3531	$NOW = Event::time;	4096	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4097	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4098
3542	_post_tick;	4099	if (0) {
		4100	if ($NEXT_TICK) {
		4101	my $jitter = $TICK_START - $NEXT_TICK;
		4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4103	debug "jitter $JITTER\n";#d#
		4104	}
3543	},	4105	}
3544	);	4106	}
3545		4107
3546	{	4108	{
		4109	# configure BDB
		4110
3547	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4112	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4113	$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4114
3573	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4117	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| BDB::LOG_AUTOREMOVE, 1);	4118	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4119	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4120	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4121	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4122
3580	cf::sync_job {	4123	cf::sync_job {
3581	eval {	4124	eval {
…		…
3591		4134
3592	cf::cleanup "db_env_open(db): $@" if $@;	4135	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4136	};
3594	}	4137	}
3595		4138
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4139	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4140	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3604	},
3605	);	4141	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4142	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4143	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4144	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4145	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4146	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4147	};
3626	}	4148	}
3627		4149
3628	{	4150	{
		4151	# configure IO::AIO
		4152
3629	IO::AIO::min_parallel 8;	4153	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4154	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4155	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4156	}
3642		4157
3643	my $_log_backtrace;	4158	my $_log_backtrace;
3644		4159
3645	sub _log_backtrace {	4160	sub _log_backtrace {
…		…
3648	$msg =~ s/\n//;	4163	$msg =~ s/\n//;
3649		4164
3650	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4166	if ($_log_backtrace < 2) {
3652	++$_log_backtrace;	4167	++$_log_backtrace;
		4168	my $perl_bt = Carp::longmess $msg;
3653	async {	4169	async {
3654	$Coro::current->{desc} = "abt $msg";	4170	$Coro::current->{desc} = "abt $msg";
3655		4171
3656	my @bt = fork_call {	4172	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4173	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4184	}
3669		4185
3670	@funcs	4186	@funcs
3671	};	4187	};
3672		4188
3673	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $perl_bt\n";
		4190	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4191	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4192	--$_log_backtrace;
3676	};	4193	};
3677	} else {	4194	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4195	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4196	LOG llevInfo, "[ABT] [suppressed]\n";
3680	}	4197	}
3681	}	4198	}
3682		4199
3683	# load additional modules	4200	# load additional modules
3684	use cf::pod;	4201	require "cf/$_.pm" for @EXTRA_MODULES;
		4202	cf::_connect_to_perl_2;
3685		4203
3686	END { cf::emergency_save }	4204	END { cf::emergency_save }
3687		4205
3688	1	4206	1
3689		4207

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