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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 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	if (Coro::nready) {	544	if (Coro::nready) {
450	Coro::cede_notself;	545	Coro::cede_notself;
451	} else {	546	} else {
452	Event::one_event;	547	EV::loop EV::LOOP_ONESHOT;
453	}	548	}
454	}	549	}
455		550
456	$time = Event::time - $time;	551	my $time = AE::time - $time;
457		552
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
462		554
463	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
464	} else {	556	} else {
465	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
466		558
…		…
491	=item fork_call { }, $args	583	=item fork_call { }, $args
492		584
493	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
497		589
498	=cut	590	=cut
499		591
500	sub fork_call(&@) {	592	sub fork_call(&@) {
501	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
510	}, @args;	602	}, @args;
511		603
512	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
513	}	605	}
514		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
515	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
516		646
517	Returns a single value from the environment database.	647	Returns a single value from the environment database.
518		648
519	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
…		…
527	within each server.	657	within each server.
528		658
529	=cut	659	=cut
530		660
531	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
532	my ($name) = @_;	665	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
534		667
535	eval {	668	eval {
536	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
546	}	679	}
547		680
548	our $DB;	681	our $DB;
549		682
550	sub db_init {	683	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	684	$DB ||= db_table "db";
553	};
554	}	685	}
555		686
556	sub db_get($$) {	687	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
558		689
559	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
560	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
561		694
562	$! ? ()	695	$! ? ()
563	: $data	696	: $data
564	}
565	}	697	}
566		698
567	sub db_put($$$) {	699	sub db_put($$$) {
568	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		757
626	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	759	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
629		761
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		763
632	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
635		767
…		…
645		777
646	=cut	778	=cut
647		779
648	sub datalog($@) {	780	sub datalog($@) {
649	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	783	}
652		784
653	=back	785	=back
654		786
655	=cut	787	=cut
656		788
657	#############################################################################	789	#############################################################################
658		790
659	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
660		792
661	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
664		796
665	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	799	Deliantra).
668		800
669	=over 4	801	=over 4
670		802
671	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
672		804
…		…
716	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
717		849
718	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
720		852
721	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
723		855
724	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
725		857
726	=over 4	858	=over 4
…		…
850		982
851	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		985
854	} elsif (ref $type) {	986	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
856		988
857	} else {	989	} else {
858	shift @arg;	990	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
860	}	992	}
861	}	993	}
862	}	994	}
863		995
864	sub _object_attach {	996	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
875	}	1007	}
876		1008
877	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
878	} else {	1010	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1012	}
881		1013
882	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
883	}	1015	}
884		1016
…		…
943		1075
944	for (@$callbacks) {	1076	for (@$callbacks) {
945	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
946		1078
947	if ($@) {	1079	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1081	override;
951	}	1082	}
952		1083
953	return 1 if $override;	1084	return 1 if $override;
954	}	1085	}
955		1086
956	0	1087	0
957	}	1088	}
958		1089
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1091
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1093
963	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
964		1095
…		…
1017		1148
1018	sub reattach {	1149	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1151	my ($obj) = @_;
1021		1152
		1153	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1155
1024	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
1025		1157
1026	@$registry = ();	1158	@$registry = ();
1027		1159
…		…
1032	for (@$attach) {	1164	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1035	}	1167	}
1036	} else {	1168	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1170	}
1039	}	1171	}
1040	}	1172	}
1041		1173
1042	cf::attachable->attach (	1174	cf::attachable->attach (
1043	prio => -1000000,	1175	prio => -1000000,
1044	on_instantiate => sub {	1176	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1046		1178
1047	$data = from_json $data;	1179	$data = decode_json $data;
1048		1180
1049	for (@$data) {	1181	for (@$data) {
1050	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1051		1183
1052	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1070		1202
1071	sync_job {	1203	sync_job {
1072	if (length $$rdata) {	1204	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1076		1209
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1081	close $fh;	1217	aio_close $fh;
1082		1218
1083	if (@$objs) {	1219	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1226	aio_fsync $fh;
		1227	}
1089	close $fh;	1228	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1230	}
1092	} else {	1231	} else {
1093	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1094	}	1233	}
1095		1234
1096	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1239	} else {
1098	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1099	}	1241	}
1100	} else {	1242	} else {
1101	aio_unlink $filename;	1243	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1103	}	1245	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1270	$av = $st->{objs};
1129	}	1271	}
1130		1272
1131	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1134		1277
1135	($data, $av)	1278	($data, $av)
1136	}	1279	}
1137		1280
1138	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1195		1338
1196	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1197	}	1340	}
1198		1341
		1342	use File::Glob ();
		1343
1199	cf::player->attach (	1344	cf::player->attach (
1200	on_command => sub {	1345	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1202		1347
1203	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1204	or return;	1349	or return;
1205		1350
…		…
1228		1373
1229	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1375	if $reply;
1231		1376
1232	} else {	1377	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1379	}
1235		1380
1236	cf::override;	1381	cf::override;
1237	},	1382	},
1238	);	1383	);
1239		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1240	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1241	cf::sync_job {	1401	cf::sync_job {
1242	my %todo;	1402	my %todo;
1243		1403
1244	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1405	next unless -r $path;
…		…
1263		1423
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1426
1267	$ext{source} =	1427	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1270	. $source	1430	. $source
1271	. "\n};\n1";	1431	. "\n};\n1";
1272		1432
1273	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1274	}	1434	}
1275		1435
		1436	my $pass = 0;
1276	my %done;	1437	my %done;
1277	while (%todo) {	1438	while (%todo) {
1278	my $progress;	1439	my $progress;
1279		1440
		1441	++$pass;
		1442
		1443	ext:
1280	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1446	next ext
1283	unless exists $done{$_};	1447	unless exists $done{$_};
1284	}	1448	}
1285		1449
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1451
1288	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1293	warn $msg;	1459
1294	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1461	delete $todo{$k};
1296	}	1462	} else {
1297		1463	$done{$k} = delete $todo{$k};
1298	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1299	}	1469	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1470	}
1305		1471
1306	skip:	1472	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	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	}
1309	}	1480	}
1310	};	1481	};
1311	}	1482	}
1312		1483
1313	#############################################################################	1484	#############################################################################
1314		1485
1315	=back	1486	=back
1316		1487
1317	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1318		1489
1319	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1320		1491
1321	=cut	1492	=cut
1322		1493
1323	package cf::player;	1494	package cf::player;
1324		1495
…		…
1367		1538
1368	sub exists($) {	1539	sub exists($) {
1369	my ($login) = @_;	1540	my ($login) = @_;
1370		1541
1371	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1373	}	1544	}
1374		1545
1375	sub find($) {	1546	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1548	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1560	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1561	or return;
1391		1562
1392	my $pl = cf::player::load_pl $f	1563	my $pl = cf::player::load_pl $f
1393	or return;	1564	or return;
		1565
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1566	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1567	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1397	}	1569	}
1398	}	1570	}
1399	}	1571	}
1400		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
1401	sub save($) {	1586	sub save($) {
1402	my ($pl) = @_;	1587	my ($pl) = @_;
1403		1588
1404	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1405		1590
…		…
1408		1593
1409	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1410		1595
1411	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1603
1414	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1605	cf::cede_to_tick;
1416	}	1606	}
1417		1607
…		…
1449	my ($pl) = @_;	1639	my ($pl) = @_;
1450		1640
1451	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1452		1642
1453	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1454	$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
1455		1645
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1460		1651
1461	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1692
1502	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
1503	my $path = path $login;	1694	my $path = path $login;
1504		1695
1505	# a .pst is a dead give-away for a valid player	1696	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1702	}
1511		1703
…		…
1515		1707
1516	\@logins	1708	\@logins
1517	}	1709	}
1518		1710
1519	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1520		1714
1521	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1522	player. May block.	1716	player. May block.
1523		1717
1524	=cut	1718	=cut
…		…
1542	}	1736	}
1543		1737
1544	\@paths	1738	\@paths
1545	}	1739	}
1546		1740
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1742
1549	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1744
1637	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1638		1746
1639	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1640		1748
…		…
1672		1780
1673	=cut	1781	=cut
1674		1782
1675	sub find_by_path($) {	1783	sub find_by_path($) {
1676	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1677		1787
1678	my ($match, $specificity);	1788	my ($match, $specificity);
1679		1789
1680	for my $region (list) {	1790	for my $region (list) {
1681	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1709		1819
1710	sub generate_random_map {	1820	sub generate_random_map {
1711	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
1712	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1826	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1735		1848
1736	sub register {	1849	sub register {
1737	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	1851	my $pkg = caller;
1739		1852
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		1854
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1856	}
1745		1857
1746	# also paths starting with '/'	1858	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1860
1749	sub thawer_merge {	1861	sub thawer_merge {
1750	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1751		1863
1752	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1838		1950
1839	# the temporary/swap location	1951	# the temporary/swap location
1840	sub save_path {	1952	sub save_path {
1841	my ($self) = @_;	1953	my ($self) = @_;
1842		1954
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1845	}	1957	}
1846		1958
1847	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1848	sub uniq_path {	1960	sub uniq_path {
1849	my ($self) = @_;	1961	my ($self) = @_;
1850		1962
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1965	}
1863		1966
1864	sub decay_objects {	1967	sub decay_objects {
1865	my ($self) = @_;	1968	my ($self) = @_;
1866		1969
…		…
1950	sub find {	2053	sub find {
1951	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1952		2055
1953	$path = normalise $path, $origin && $origin->path;	2056	$path = normalise $path, $origin && $origin->path;
1954		2057
1955	cf::lock_wait "map_data:$path";#d#remove	2058	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2059	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2060
1958	$cf::MAP{$path} || do {	2061	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2062	my $map = new_from_path cf::map $path
1963	or return;	2063	or return;
1964		2064
1965	$map->{last_save} = $cf::RUNTIME;	2065	$map->{last_save} = $cf::RUNTIME;
1966		2066
…		…
1968	or return;	2068	or return;
1969		2069
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2070	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2071	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2072	#$cf::WAIT_FOR_TICK->wait;
		2073	undef $guard2;
1973	undef $guard1;	2074	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2075	$map->reset;
1976	return find $path;	2076	return find $path;
1977	}	2077	}
1978		2078
1979	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
1980	}	2080	}
1981	}	2081	}
1982		2082
1983	sub pre_load { }	2083	sub pre_load { }
1984	sub post_load { }	2084	#sub post_load { } # XS
1985		2085
1986	sub load {	2086	sub load {
1987	my ($self) = @_;	2087	my ($self) = @_;
1988		2088
1989	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2106	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2107	$f->skip_block;
2008	$self->_load_objects ($f)	2108	$self->_load_objects ($f)
2009	or return;	2109	or return;
2010		2110
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2111	$self->post_load_original
2012	if delete $self->{load_original};	2112	if delete $self->{load_original};
2013		2113
2014	if (my $uniq = $self->uniq_path) {	2114	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2115	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2116	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2134	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2135	$self->decay_objects;
2036	$self->fix_auto_apply;	2136	$self->fix_auto_apply;
2037	$self->update_buttons;	2137	$self->update_buttons;
2038	cf::cede_to_tick;	2138	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2139	$self->activate;
2042	}	2140	}
2043		2141
2044	$self->{last_save} = $cf::RUNTIME;	2142	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2143	$self->last_access ($cf::RUNTIME);
2046		2144
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2145	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2146	}
2049		2147
2050	$self->post_load;	2148	$self->post_load;
2051	}	2149	}
2052		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
2053	sub customise_for {	2154	sub customise_for {
2054	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
2055		2156
2056	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2158	if $self->per_player;
…		…
2073	or next;	2174	or next;
2074	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
2075	or next;	2176	or next;
2076	$neigh->load;	2177	$neigh->load;
2077		2178
		2179	# now find the diagonal neighbours
2078	push @neigh,	2180	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2183	}
2082		2184
…		…
2089	}	2191	}
2090		2192
2091	sub find_sync {	2193	sub find_sync {
2092	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
2093		2195
2094	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
2095	}	2200	}
2096		2201
2097	sub do_load_sync {	2202	sub do_load_sync {
2098	my ($map) = @_;	2203	my ($map) = @_;
2099		2204
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2206	if $Coro::current == $Coro::main;
2102		2207
2103	cf::sync_job { $map->load };	2208	$map->load;
2104	}	2209	}
2105		2210
2106	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
2108		2213
…		…
2110	my ($path, $origin, $load) = @_;	2215	my ($path, $origin, $load) = @_;
2111		2216
2112	$path = normalise $path, $origin && $origin->{path};	2217	$path = normalise $path, $origin && $origin->{path};
2113		2218
2114	if (my $map = $cf::MAP{$path}) {	2219	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2220	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2221	}
2117		2222
2118	$MAP_PREFETCH{$path} |= $load;	2223	$MAP_PREFETCH{$path} |= $load;
2119		2224
2120	$MAP_PREFETCHER ||= cf::async {	2225	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
2135		2240
2136	()	2241	()
2137	}	2242	}
2138		2243
		2244	# common code, used by both ->save and ->swapout
2139	sub save {	2245	sub _save {
2140	my ($self) = @_;	2246	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2247
2144	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2145		2249
2146	return unless $self->dirty;	2250	return unless $self->dirty;
2147		2251
…		…
2156		2260
2157	cf::async {	2261	cf::async {
2158	$Coro::current->{desc} = "map player save";	2262	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2263	$_->contr->save for $self->players;
2160	};	2264	};
		2265
		2266	cf::get_slot 0.02;
2161		2267
2162	if ($uniq) {	2268	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2269	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2270	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2271	} else {
2166	$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);
2167	}	2273	}
2168	}	2274	}
2169		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
2170	sub swap_out {	2284	sub swap_out {
2171	my ($self) = @_;	2285	my ($self) = @_;
2172		2286
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2288
		2289	return if $self->in_memory != cf::MAP_ACTIVE;
		2290	return if $self->{deny_save};
2178	return if $self->players;	2291	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;
2180	return if $self->{deny_save};
2181		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2182	$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};
2183		2343
2184	$self->deactivate;	2344	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2345	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2346	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2347
2232	$self->unlink_save;	2348	$self->unlink_save;
2233	$self->destroy;	2349	$self->destroy;
2234	}	2350	}
2235		2351
…		…
2243		2359
2244	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2245		2361
2246	$self->unlink_save;	2362	$self->unlink_save;
2247		2363
2248	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2369
…		…
2302		2418
2303	sub unique_maps() {	2419	sub unique_maps() {
2304	[	2420	[
2305	map {	2421	map {
2306	utf8::decode $_;	2422	utf8::decode $_;
2307	/\.map$/	2423	s/\.map$//; # TODO future compatibility hack
		2424	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2425	? ()
2308	? normalise $_	2426	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2427	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2428	]
2312	}	2429	}
2313		2430
2314	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	}
2315		2462
2316	=back	2463	=back
2317		2464
2318	=head3 cf::object	2465	=head3 cf::object
2319		2466
…		…
2323		2470
2324	=over 4	2471	=over 4
2325		2472
2326	=item $ob->inv_recursive	2473	=item $ob->inv_recursive
2327		2474
2328	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.
2329		2477
2330	=cut	2478	=cut
2331		2479
2332	sub inv_recursive_;	2480	sub inv_recursive_;
2333	sub inv_recursive_ {	2481	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2486	inv_recursive_ inv $_[0]
2339	}	2487	}
2340		2488
2341	=item $ref = $ob->ref	2489	=item $ref = $ob->ref
2342		2490
2343	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.
2344		2492
2345	=item $ob = cf::object::deref ($refstring)	2493	=item $ob = cf::object::deref ($refstring)
2346		2494
2347	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,
2348	even if the object actually exists. May block.	2496	even if the object actually exists. May block.
…		…
2380	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
2381	dialogue with the given NPC character.	2529	dialogue with the given NPC character.
2382		2530
2383	=cut	2531	=cut
2384		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
2385	# rough implementation of a future "reply" method that works	2547	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2548	# with dialog boxes.
2387	#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
2388	sub cf::object::player::reply($$$;$) {	2550	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2551	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2562	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2563	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2564
2403	} else {	2565	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2566	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2567	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2568	}
2407	}	2569	}
2408	}	2570	}
2409		2571
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2572	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2597
2436	=item $player_object->enter_link	2598	=item $player_object->enter_link
2437		2599
2438	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}>).
2439		2601
2440	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.
2441	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.
2442		2606
2443	Will never block.	2607	Will never block.
2444		2608
2445	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
2446		2610
…		…
2466	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2467	my ($self) = @_;	2631	my ($self) = @_;
2468		2632
2469	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2470		2634
		2635	++$self->{_link_recursion};
		2636
2471	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2472		2638
2473	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2474	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2475		2641
2476	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2477	}	2643	}
2478		2644
2479	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2480	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2481		2647
…		…
2498	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2500		2666
2501	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2504		2670
2505	$map->load;	2671	$map->load;
2506	$map->load_neighbours;	2672	$map->load_neighbours;
2507		2673
2508	return unless $self->contr->active;	2674	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2675
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2513	}	2678	# entering was successful
		2679	delete $self->{_link_recursion};
		2680	# only activate afterwards, to support waiting in hooks
		2681	$self->activate_recursive;
		2682	}
2514		2683
		2684	}
		2685
2515	=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)]])
2516		2687
2517	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
2518	her, loading and preparing them map, calling the provided $check callback	2689	her, loading and preparing them map, calling the provided $check callback
2519	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
2520	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
2521	be called at the end of this process.	2692	be called at the end of this process.
2522		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
2523	=cut	2697	=cut
2524		2698
2525	our $GOTOGEN;	2699	our $GOTOGEN;
2526		2700
2527	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2528	my ($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	}
2529		2709
2530	# 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
2531	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2532		2712
2533	$self->enter_link;	2713	$self->enter_link;
…		…
2557	my $map = eval {	2737	my $map = eval {
2558	my $map = defined $path ? cf::map::find $path : undef;	2738	my $map = defined $path ? cf::map::find $path : undef;
2559		2739
2560	if ($map) {	2740	if ($map) {
2561	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2562	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2563	} else {	2743	} else {
2564	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2565	}	2745	}
2566		2746
2567	$map	2747	$map
…		…
2575	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2576	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2577	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2578	}	2758	}
2579		2759
2580	$done->() if $done;	2760	$done->($self) if $done;
2581	})->prio (1);	2761	})->prio (1);
2582	}	2762	}
2583		2763
2584	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2585		2765
…		…
2605	}	2785	}
2606		2786
2607	sub prepare_random_map {	2787	sub prepare_random_map {
2608	my ($exit) = @_;	2788	my ($exit) = @_;
2609		2789
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2790	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2791	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2792	# that depends on the exit object
2615		2793
2616	my $rmp = parse_random_map_params $exit->msg;	2794	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2796	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2797	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2798	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2799	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2800	$rmp->{origin_y} = $exit->y;
		2801
		2802	$exit->map->touch;
2623	}	2803	}
2624		2804
2625	$rmp->{random_seed} ||= $exit->random_seed;	2805	$rmp->{random_seed} ||= $exit->random_seed;
2626		2806
2627	my $data = cf::to_json $rmp;	2807	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2808	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2809	my $meta = "$RANDOMDIR/$md5.meta";
2630		2810
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2811	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2812	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2813	undef $fh;
2634	aio_rename "$meta~", $meta;	2814	aio_rename "$meta~", $meta;
2635		2815
		2816	my $slaying = "?random/$md5";
		2817
		2818	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2819	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2820	$exit->msg (undef);
		2821	}
2638	}	2822	}
2639	}	2823	}
2640		2824
2641	sub cf::object::player::enter_exit {	2825	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2826	my ($self, $exit) = @_;
2643		2827
2644	return unless $self->type == cf::PLAYER;	2828	return unless $self->type == cf::PLAYER;
2645		2829
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2830	$self->enter_link;
2658		2831
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2832	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2833	$Coro::current->{desc} = "enter_exit";
2665		2834
2666	$self->deactivate_recursive; # just to be sure
2667	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
2668	$self->goto ($slaying, $hp, $sp);	2850	$self->goto ($map, $x, $y);
2669		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
2670	1;	2856	1
2671	}) {	2857	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "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. "
2674	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2862
2677	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2678	$self->leave_link;	2864	$self->leave_link;
2679	}	2865	}
2680	})->prio (1);	2866	})->prio (1);
2681	}	2867	}
2682		2868
…		…
2694	sub cf::client::send_drawinfo {	2880	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2881	my ($self, $text, $flags) = @_;
2696		2882
2697	utf8::encode $text;	2883	utf8::encode $text;
2698	$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);
2699	}	2910	}
2700		2911
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2913
2703	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
…		…
2707		2918
2708	=cut	2919	=cut
2709		2920
2710	# non-persistent channels (usually the info channel)	2921	# non-persistent channels (usually the info channel)
2711	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	},
2712	"c/identify" => {	2929	"c/identify" => {
2713	id => "infobox",	2930	id => "infobox",
2714	title => "Identify",	2931	title => "Identify",
2715	reply => undef,	2932	reply => undef,
2716	tooltip => "Items recently identified",	2933	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	2935	"c/examine" => {
2719	id => "infobox",	2936	id => "infobox",
2720	title => "Examine",	2937	title => "Examine",
2721	reply => undef,	2938	reply => undef,
2722	tooltip => "Signs and other items you examined",	2939	tooltip => "Signs and other items you examined",
		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",
2723	},	2946	},
2724	"c/book" => {	2947	"c/book" => {
2725	id => "infobox",	2948	id => "infobox",
2726	title => "Book",	2949	title => "Book",
2727	reply => undef,	2950	reply => undef,
…		…
2743	id => "infobox",	2966	id => "infobox",
2744	title => "Body Parts",	2967	title => "Body Parts",
2745	reply => undef,	2968	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2969	tooltip => "Shows which body parts you posess and are available",
2747	},	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	},
2748	"c/uptime" => {	3007	"c/uptime" => {
2749	id => "infobox",	3008	id => "infobox",
2750	title => "Uptime",	3009	title => "Uptime",
2751	reply => undef,	3010	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	3011	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	3014	id => "infobox",
2756	title => "Map Info",	3015	title => "Map Info",
2757	reply => undef,	3016	reply => undef,
2758	tooltip => "Information related to the maps",	3017	tooltip => "Information related to the maps",
2759	},	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" => $CHAT_CHANNEL,
2760	);	3033	);
2761		3034
2762	sub cf::client::send_msg {	3035	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	3036	my ($self, $channel, $msg, $color, @extra) = @_;
2764		3037
2765	$msg = $self->pl->expand_cfpod ($msg);	3038	$msg = $self->pl->expand_cfpod ($msg)
		3039	unless $color & cf::NDI_VERBATIM;
2766		3040
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	3041	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		3042
2769	# check predefined channels, for the benefit of C	3043	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	3044	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	3045	$channel = $CHANNEL{$channel};
2772		3046
2773	$self->ext_msg (channel_info => $channel)	3047	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	3048	$channel = $channel->{id};
2777		3049
2778	} elsif (ref $channel) {	3050	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	3051	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	3052	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	3053	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	3054	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	3055	}
2785		3056
2786	$channel = $channel->{id};	3057	$channel = $channel->{id};
2787	}	3058	}
2788		3059
2789	return unless @extra || length $msg;	3060	return unless @extra || length $msg;
2790		3061
2791	if ($self->can_msg) {
2792	# default colour, mask it out	3062	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3063	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	3064	if $color & cf::NDI_DEF;
2795		3065
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	3066	my $pkt = "msg "
		3067	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	3069	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		3070
2810	$color &= cf::NDI_COLOR_MASK;	3071	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	3072	}
2824		3073
2825	=item $client->ext_msg ($type, @msg)	3074	=item $client->ext_msg ($type, @msg)
2826		3075
2827	Sends an ext event to the client.	3076	Sends an ext event to the client.
…		…
2830		3079
2831	sub cf::client::ext_msg($$@) {	3080	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3081	my ($self, $type, @msg) = @_;
2833		3082
2834	if ($self->extcmd == 2) {	3083	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	3085	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	3086	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	3088	}
2840	}	3089	}
2841		3090
2842	=item $client->ext_reply ($msgid, @msg)	3091	=item $client->ext_reply ($msgid, @msg)
2843		3092
…		…
2847		3096
2848	sub cf::client::ext_reply($$@) {	3097	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3098	my ($self, $id, @msg) = @_;
2850		3099
2851	if ($self->extcmd == 2) {	3100	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3102	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3103	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3104	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3106	}
2858	}	3107	}
2859		3108
2860	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2861		3110
…		…
2932		3181
2933	$ns->ext_reply ($reply, @reply)	3182	$ns->ext_reply ($reply, @reply)
2934	if $reply;	3183	if $reply;
2935		3184
2936	} else {	3185	} else {
2937	warn "client " . ($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";
2938	}	3187	}
2939		3188
2940	cf::override;	3189	cf::override;
2941	},	3190	},
2942	);	3191	);
…		…
2962		3211
2963	$coro	3212	$coro
2964	}	3213	}
2965		3214
2966	cf::client->attach (	3215	cf::client->attach (
2967	on_destroy => sub {	3216	on_client_destroy => sub {
2968	my ($ns) = @_;	3217	my ($ns) = @_;
2969		3218
2970	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2971	},	3220	},
2972	);	3221	);
…		…
2988	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
2989		3238
2990	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
2991		3240
2992	$safe->permit_only (Opcode::opset qw(	3241	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3242	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3243	grepstart grepwhile mapstart mapwhile
2995	sort time	3244	sort time
2996	));	3245	));
2997		3246
2998	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
…		…
3001		3250
3002	The following functions and methods are available within a safe environment:	3251	The following functions and methods are available within a safe environment:
3003		3252
3004	cf::object	3253	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3254	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3255	insert remove name archname title slaying race decrease split
		3256	value
3007		3257
3008	cf::object::player	3258	cf::object::player
3009	player	3259	player
3010		3260
3011	cf::player	3261	cf::player
…		…
3016		3266
3017	=cut	3267	=cut
3018		3268
3019	for (	3269	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3270	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3271	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3272	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3274	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
3026	) {	3276	) {
3027	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3030	for @funs;	3279	for @funs;
3031	}	3280	}
3032		3281
…		…
3047		3296
3048	my $qcode = $code;	3297	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
3051		3300
		3301	%vars = (_dummy => 0) unless %vars;
		3302
		3303	my @res;
3052	local $_;	3304	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3305
3055	my $eval =	3306	my $eval =
3056	"do {\n"	3307	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3310	. $code
3060	. "\n}"	3311	. "\n}"
3061	;	3312	;
3062		3313
		3314	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
3066		3323
3067	if ($@) {	3324	if ($@) {
3068	warn "$@";	3325	warn "$@",
3069	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
3070	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
3071	}	3328	}
3072		3329
3073	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
3074	}	3331	}
3075		3332
…		…
3089	=cut	3346	=cut
3090		3347
3091	sub register_script_function {	3348	sub register_script_function {
3092	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
3093		3350
3094	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
3096	}	3353	}
3097		3354
3098	=back	3355	=back
3099		3356
3100	=cut	3357	=cut
3101		3358
3102	#############################################################################	3359	#############################################################################
3103	# 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 $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
3104		3403
3105	sub load_facedata($) {	3404	sub load_facedata($) {
3106	my ($path) = @_;	3405	my ($path) = @_;
3107		3406
3108	# 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
3109	# for this (global event?)	3408	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3111		3410
3112	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3113		3412
3114	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3115		3414
3116	my $facedata;	3415	my $facedata;
3117	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
3118	or die "$path: $!";	3417	or die "$path: $!";
3119		3418
…		…
3121		3420
3122	$facedata->{version} == 2	3421	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3423
3125	# 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]);
3126	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,	3427	type => FT_RSRC,
3128	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),
3129	};	3430	};
3130	cf::cede_to_tick;	3431	cf::cede_to_tick;
3131		3432
3132	{	3433	{
3133	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
3134		3435
3135	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
3137	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3141		3443
3142	cf::cede_to_tick;	3444	cf::cede_to_tick;
3143	}	3445	}
3144		3446
3145	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
3147	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
3148	or next;	3451	or next;
		3452
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3456	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
3154	}	3458	}
3155		3459
3156	cf::cede_to_tick;	3460	cf::cede_to_tick;
3157	}	3461	}
3158	}	3462	}
…		…
3167		3471
3168	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
3169	}	3473	}
3170		3474
3171	{	3475	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
3175		3477
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
		3479	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3481
3182	if ($info->{type} & 1) {	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3483	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3484	} else {
3192	$data = $info->{data};	3485	$RESOURCE{$name} = $info; # unused
3193	}	3486	}
3194		3487
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3488	cf::cede_to_tick;
3199	}	3489	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3493
3220	1	3494	1
3221	}	3495	}
3222		3496
3223	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
…		…
3225		3499
3226	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3501	$ns->fx_want ($k, $v);
3228	}	3502	}
3229	};	3503	};
		3504
		3505	sub load_resource_file($) {
		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	$status
		3513	}
3230		3514
3231	sub reload_regions {	3515	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3516	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3517	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3518	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3532	}
3249		3533
3250	sub reload_archetypes {	3534	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3537	}
3259		3538
3260	sub reload_treasures {	3539	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3263	}	3542	}
3264		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
3265	sub reload_resources {	3567	sub reload_resources {
3266	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3267		3569
		3570	reload_facedata;
		3571	reload_sound;
		3572	reload_archetypes;
3268	reload_regions;	3573	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3574	reload_treasures;
3273		3575
3274	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3577	}
3280		3578
3281	sub reload_config {	3579	sub reload_config {
		3580	trace "reloading config file...\n";
		3581
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3583	or return;
3284		3584
3285	local $/;	3585	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
3287		3587
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3289		3589
3290	$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};
3291	$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};
3292		3592
3293	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
3295	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3595	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3296	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
3297	};	3597	};
3298	warn $@ if $@;	3598	warn $@ if $@;
3299	}	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;
3300	}	3630	}
3301		3631
3302	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
3303	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
3305	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#
3306	(async {	3645	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3647	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
3310	};	3649	};
3311		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;
3312	reload_config;	3665	reload_config;
3313	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
3314	load_extensions;	3676	load_extensions;
3315		3677
3316	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3317	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;
3318	}	3696	}
3319		3697
3320	#############################################################################	3698	#############################################################################
3321	# initialisation and cleanup	3699	# initialisation and cleanup
3322		3700
3323	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3324	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3333	},
3334	);	3707	};
3335	}	3708	}
3336	}	3709	}
3337		3710
3338	sub write_runtime {	3711	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3340		3713
3341	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3343		3716
3344	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3718
3346	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3347		3720
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3722	or return;
3350		3723
3351	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3364		3737
3365	close $fh	3738	close $fh
3366	or return;	3739	or return;
3367		3740
3368	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3742	and return;
3370		3743
3371	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3372		3745
3373	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 };
3374	}	3797	}
3375		3798
3376	sub emergency_save() {	3799	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3378		3801
3379	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;
3380		3808
3381	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3382	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3818	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3820	$pl->save;
3391	}	3821	}
3392	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3393		3823
3394	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";
3395	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3829	$map->valid or next;
3398	$map->save;	3830	$map->save;
3399	}	3831	}
3400	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3401		3833
3402	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";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3404	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 $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3405	};	3862	};
3406		3863
3407	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3408	}	3865	}
3409		3866
3410	sub post_cleanup {	3867	sub post_cleanup {
3411	my ($make_core) = @_;	3868	my ($make_core) = @_;
3412		3869
		3870	IO::AIO::flush;
		3871
3413	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3414	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	}
3415	}	3902	}
3416		3903
3417	sub do_reload_perl() {	3904	sub do_reload_perl() {
3418	# can/must only be called in main	3905	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
3420	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3421	return;	3908	return;
3422	}	3909	}
3423		3910
		3911	return if $RELOAD++;
		3912
		3913	my $t1 = AE::time;
		3914
		3915	while ($RELOAD) {
3424	warn "reloading...";	3916	info "reloading...";
3425		3917
3426	warn "entering sync_job";	3918	trace "entering sync_job";
3427		3919
3428	cf::sync_job {	3920	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark
3430	cf::emergency_save;	3921	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark
3432		3922
3433	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;
3435
3436	# if anything goes wrong in here, we should simply crash as we already saved
3437
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;
3449	warn "iterate...";
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();	3925	%EXT_CORO = ();
3457		3926
3458	warn "removing commands";	3927	trace "removing commands";
3459	%COMMAND = ();	3928	%COMMAND = ();
3460		3929
3461	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3462	%EXTCMD = ();	3931	%EXTCMD = ();
3463	%EXTICMD = ();	3932	%EXTICMD = ();
3464		3933
3465	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3468		3937
3469	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3470	eval {	3939	eval {
3471	$cb->($pkg);	3940	$cb->($pkg);
3472	1	3941	1
3473	} 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;
3474	}	3947	}
3475		3948
3476	warn "... nuking $pkg";
3477	Symbol::delete_package $pkg;
3478	}
3479
3480	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3481	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3952
3484	warn "... unloading $k";	3953	trace "... unloading $k";
3485	delete $INC{$k};	3954	delete $INC{$k};
3486		3955
3487	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3489		3958
3490	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3491	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3492	}	3964	}
3493		3965
3494	Symbol::delete_package $k;
3495	}
3496
3497	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3499	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);
3500		3969
3501	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3973
3505	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3975	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3508		3977
3509	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3510		3979
3511	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3512	require cf;	3981	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3514		3983
3515	warn "loading config and database again";	3984	trace "loading config and database again";
3516	cf::reload_config;	3985	cf::reload_config;
3517		3986
3518	warn "loading extensions";	3987	trace "loading extensions";
3519	cf::load_extensions;	3988	cf::load_extensions;
3520		3989
		3990	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3527		3998
		3999	trace "running post_init jobs";
		4000	(pop @POST_INIT)->(1) while @POST_INIT;
		4001
3528	warn "leaving sync_job";	4002	trace "leaving sync_job";
3529		4003
3530	1	4004	1
3531	} or do {	4005	} or do {
3532	warn $@;	4006	error $@;
3533	warn "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3534	exit 1;	4008	};
		4009
		4010	info "reloaded";
		4011	--$RELOAD;
3535	};	4012	}
3536		4013
3537	warn "reloaded";	4014	$t1 = AE::time - $t1;
		4015	info "reload completed in ${t1}s\n";
3538	};	4016	};
3539		4017
3540	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3541		4019
3542	sub reload_perl() {	4020	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	4021	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3545		4023
3546	$RELOAD_WATCHER ||= Event->timer (	4024	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	4025	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	4026
3549	data => WF_AUTOCANCEL,	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	4028	do_reload_perl;
3552	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3553	},	4030	};
3554	);	4031	};
3555	}	4032	}
3556		4033
3557	register_command "reload" => sub {	4034	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	4035	my ($who, $arg) = @_;
3559		4036
…		…
3564	reload_perl;	4041	reload_perl;
3565	};	4042	};
3566	}	4043	}
3567	};	4044	};
3568		4045
3569	unshift @INC, $LIBDIR;	4046	#############################################################################
3570		4047
3571	my $bug_warning = 0;	4048	my $bug_warning = 0;
3572		4049
3573	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3575		4052
3576	sub wait_for_tick {	4053	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3579		4055
3580	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	4058	$signal->wait;
3583	}	4059	}
3584		4060
3585	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		4063
3589	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	4066	$signal->wait;
3592	}	4067	}
3593		4068
3594	$TICK_WATCHER = Event->timer (	4069	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	4070	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4071	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	4072	unless ++$bug_warning > 10;
3604	return;	4073	return;
3605	}	4074	}
3606		4075
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3610		4077
3611	$RUNTIME += $TICK;	4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3612	$NEXT_TICK += $TICK;
3613		4079
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	4082	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	4083	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	4084	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	4085	or error "ERROR: unable to write runtime file: $!";
3620	};
3621	}	4086	};
		4087	}
3622		4088
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	4090	$sig->send;
3625	}	4091	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	4092	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	4093	$sig->send;
3628	}	4094	}
3629		4095
3630	$NOW = Event::time;	4096	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4097	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		4098
3641	_post_tick;	4099	if (0) {
		4100	if ($NEXT_TICK) {
		4101	my $jitter = $TICK_START - $NEXT_TICK;
		4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4103	debug "jitter $JITTER\n";#d#
		4104	}
3642	},	4105	}
3643	);	4106	}
3644		4107
3645	{	4108	{
		4109	# configure BDB
		4110
3646	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	4112	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	4113	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		4114
3672	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4117	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| 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;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4120	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4121	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		4122
3679	cf::sync_job {	4123	cf::sync_job {
3680	eval {	4124	eval {
…		…
3690		4134
3691	cf::cleanup "db_env_open(db): $@" if $@;	4135	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	4136	};
3693	}	4137	}
3694		4138
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	4139	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	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 { };
3703	},
3704	);	4141	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	4142	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4143	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4144	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4145	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4146	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4147	};
3725	}	4148	}
3726		4149
3727	{	4150	{
		4151	# configure IO::AIO
		4152
3728	IO::AIO::min_parallel 8;	4153	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4154	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4155	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4156	}
3741		4157
3742	my $_log_backtrace;	4158	my $_log_backtrace;
3743		4159
3744	sub _log_backtrace {	4160	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	4163	$msg =~ s/\n//;
3748		4164
3749	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4166	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	4167	++$_log_backtrace;
		4168	my $perl_bt = Carp::longmess $msg;
3752	async {	4169	async {
3753	$Coro::current->{desc} = "abt $msg";	4170	$Coro::current->{desc} = "abt $msg";
3754		4171
3755	my @bt = fork_call {	4172	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4173	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4184	}
3768		4185
3769	@funcs	4186	@funcs
3770	};	4187	};
3771		4188
3772	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $perl_bt\n";
		4190	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4191	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4192	--$_log_backtrace;
3775	};	4193	};
3776	} else {	4194	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4195	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4196	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	4197	}
3780	}	4198	}
3781		4199
3782	# load additional modules	4200	# load additional modules
3783	use cf::pod;	4201	require "cf/$_.pm" for @EXTRA_MODULES;
		4202	cf::_connect_to_perl_2;
3784		4203
3785	END { cf::emergency_save }	4204	END { cf::emergency_save }
3786		4205
3787	1	4206	1
3788		4207

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