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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.380 by root, Mon Oct 8 13:58:07 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	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	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
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;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	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	228	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.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	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	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	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,	362	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	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
360		433
361	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
362		436
363	while () {	437	while () {
364	next_job:	438	next_job:
		439
365	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	441
367	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	446	$job->[2]->send;
371	Coro::cede;	447	Coro::cede;
372	goto next_job;	448	goto next_job;
373	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	451	}
375	}	452	}
376		453
377	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	457	$signal->wait;
381	} else {	458	} else {
		459	$busy = 0;
382	Coro::schedule;	460	Coro::schedule;
383	}	461	}
384	}	462	}
385	};	463	};
386		464
387	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
388	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
389		469
390	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
391	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
392		473
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
406		487
407	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
408		489
409	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
410		491
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	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	493	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	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	495	acceptable.
415		496
416	If it must be done, put the blocking parts into C<sync_job>. This will run	497	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	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		503
423	sub sync_job(&) {	504	sub sync_job(&) {
424	my ($job) = @_;	505	my ($job) = @_;
425		506
426	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	508	my $time = EV::time;
428		509
429	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
431		512
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
433		514
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
437		516
438	my $busy = 1;	517	my $busy = 1;
439	my @res;	518	my @res;
440		519
…		…
444	warn $@ if $@;	523	warn $@ if $@;
445	undef $busy;	524	undef $busy;
446	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
447		526
448	while ($busy) {	527	while ($busy) {
449	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
450	}	532	}
		533	}
451		534
452	$time = Event::time - $time;	535	my $time = EV::time - $time;
453		536
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
458		538
459	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
460	} else {	540	} else {
461	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
462		542
…		…
487	=item fork_call { }, $args	567	=item fork_call { }, $args
488		568
489	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
493		573
494	=cut	574	=cut
495		575
496	sub fork_call(&@) {	576	sub fork_call(&@) {
497	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
504	reset_signals;	584	reset_signals;
505	&$cb	585	&$cb
506	}, @args;	586	}, @args;
507		587
508	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
509	}	616	}
510		617
511	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
512		619
513	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
652		759
653	#############################################################################	760	#############################################################################
654		761
655	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
656		763
657	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
660		767
661	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	770	Deliantra).
664		771
665	=over 4	772	=over 4
666		773
667	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
668		775
…		…
712	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
713		820
714	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
716		823
717	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
719		826
720	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
721		828
722	=over 4	829	=over 4
…		…
950	}	1057	}
951		1058
952	0	1059	0
953	}	1060	}
954		1061
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1063
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1065
959	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
960		1067
…		…
966		1073
967	=cut	1074	=cut
968		1075
969	#############################################################################	1076	#############################################################################
970	# object support	1077	# object support
971	#
972		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
973	sub _can_merge {	1112	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
975		1114
976	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1116
980	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
981	}	1119	}
982		1120
983	sub reattach {	1121	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1123	my ($obj) = @_;
986		1124
		1125	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1127
989	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
990		1129
991	@$registry = ();	1130	@$registry = ();
992		1131
…		…
1007	cf::attachable->attach (	1146	cf::attachable->attach (
1008	prio => -1000000,	1147	prio => -1000000,
1009	on_instantiate => sub {	1148	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1011		1150
1012	$data = from_json $data;	1151	$data = decode_json $data;
1013		1152
1014	for (@$data) {	1153	for (@$data) {
1015	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1016		1155
1017	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1041		1180
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1046	close $fh;	1188	aio_close $fh;
1047		1189
1048	if (@$objs) {	1190	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1054	close $fh;	1199	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1201	}
1057	} else {	1202	} else {
1058	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1059	}	1204	}
1060		1205
1061	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1210	} else {
1063	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1064	}	1212	}
1065	} else {	1213	} else {
1066	aio_unlink $filename;	1214	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1068	}	1216	}
…		…
1087		1235
1088	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1238	or return;
1091		1239
1092	my $st = eval { Coro::Storable::thaw $av }	1240	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1241	$av = $st->{objs};
1095	}	1242	}
1096		1243
1097	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
…		…
1160	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1161		1308
1162	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1163	}	1310	}
1164		1311
		1312	use File::Glob ();
		1313
1165	cf::player->attach (	1314	cf::player->attach (
1166	on_command => sub {	1315	on_command => sub {
1167	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1168		1317
1169	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1201		1350
1202	cf::override;	1351	cf::override;
1203	},	1352	},
1204	);	1353	);
1205		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1206	sub load_extensions {	1368	sub load_extensions {
1207	cf::sync_job {	1369	cf::sync_job {
1208	my %todo;	1370	my %todo;
1209		1371
1210	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1391
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1394
1233	$ext{source} =	1395	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1236	. $source	1398	. $source
1237	. "\n};\n1";	1399	. "\n};\n1";
1238		1400
1239	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1240	}	1402	}
1241		1403
		1404	my $pass = 0;
1242	my %done;	1405	my %done;
1243	while (%todo) {	1406	while (%todo) {
1244	my $progress;	1407	my $progress;
1245		1408
		1409	++$pass;
		1410
		1411	ext:
1246	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1414	next ext
1249	unless exists $done{$_};	1415	unless exists $done{$_};
1250	}	1416	}
1251		1417
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1419
1254	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1259	warn $msg;	1427	} else {
1260	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1261	exit 1;	1429	push @EXTS, $v->{pkg};
1262	}	1430	$progress = 1;
1263		1431
1264	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1265	}	1434	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1435	}
1271		1436
1272	skip:	1437	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1275	}	1445	}
1276	};	1446	};
1277	}	1447	}
1278		1448
1279	#############################################################################	1449	#############################################################################
1280		1450
1281	=back	1451	=back
1282		1452
1283	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1284		1454
1285	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1286		1456
1287	=cut	1457	=cut
1288		1458
1289	package cf::player;	1459	package cf::player;
1290		1460
…		…
1333		1503
1334	sub exists($) {	1504	sub exists($) {
1335	my ($login) = @_;	1505	my ($login) = @_;
1336		1506
1337	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1339	}	1509	}
1340		1510
1341	sub find($) {	1511	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1513	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1526	or return;
1357		1527
1358	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1359	or return;	1529	or return;
		1530
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1363	}	1534	}
1364	}	1535	}
…		…
1374		1545
1375	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1376		1547
1377	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1379		1552
1380	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1554	cf::cede_to_tick;
1382	}	1555	}
1383		1556
…		…
1415	my ($pl) = @_;	1588	my ($pl) = @_;
1416		1589
1417	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1418		1591
1419	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1594
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1426		1601
1427	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1642
1468	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1469	my $path = path $login;	1644	my $path = path $login;
1470		1645
1471	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1652	}
1477		1653
…		…
1508	}	1684	}
1509		1685
1510	\@paths	1686	\@paths
1511	}	1687	}
1512		1688
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1690
1515	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1692
1564	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1565		1694
1566	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1567		1696
…		…
1634	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1636		1765
1637	sub generate_random_map {	1766	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1639	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1772	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1897
1766	# the temporary/swap location	1898	# the temporary/swap location
1767	sub save_path {	1899	sub save_path {
1768	my ($self) = @_;	1900	my ($self) = @_;
1769		1901
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1772	}	1904	}
1773		1905
1774	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1775	sub uniq_path {	1907	sub uniq_path {
1776	my ($self) = @_;	1908	my ($self) = @_;
1777		1909
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1912	}
1790		1913
1791	sub decay_objects {	1914	sub decay_objects {
1792	my ($self) = @_;	1915	my ($self) = @_;
1793		1916
…		…
1877	sub find {	2000	sub find {
1878	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1879		2002
1880	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1881		2004
1882	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2007
1885	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1890	or return;	2010	or return;
1891		2011
1892	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1893		2013
…		…
1895	or return;	2015	or return;
1896		2016
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1900	undef $guard1;	2021	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2022	$map->reset;
1903	return find $path;	2023	return find $path;
1904	}	2024	}
1905		2025
1906	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1907	}	2027	}
1908	}	2028	}
1909		2029
1910	sub pre_load { }	2030	sub pre_load { }
1911	sub post_load { }	2031	#sub post_load { } # XS
1912		2032
1913	sub load {	2033	sub load {
1914	my ($self) = @_;	2034	my ($self) = @_;
1915		2035
1916	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2054	$f->skip_block;
1935	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
1936	or return;	2056	or return;
1937		2057
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1939	if delete $self->{load_original};	2059	if delete $self->{load_original};
1940		2060
1941	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2062	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2082	$self->decay_objects;
1963	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1964	$self->update_buttons;	2084	$self->update_buttons;
1965	cf::cede_to_tick;	2085	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2086	$self->activate;
1969	}	2087	}
1970		2088
1971	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1973		2091
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2093	}
1976		2094
1977	$self->post_load;	2095	$self->post_load;
1978	}	2096	}
1979		2097
…		…
2037	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2038		2156
2039	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2040		2158
2041	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2161	}
2044		2162
2045	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2046		2164
2047	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2202	cf::async {
2085	$Coro::current->{desc} = "map player save";	2203	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2087	};	2205	};
2088		2206
		2207	cf::get_slot 0.02;
		2208
2089	if ($uniq) {	2209	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2212	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2101	$self->save;	2221	$self->save;
2102		2222
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2224
2105	return if $self->players;	2225	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2227	return if $self->{deny_save};
2108		2228
2109	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2110		2230
2111	$self->deactivate;	2231	$self->deactivate;
…		…
2136		2256
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2258
2139	return if $self->players;	2259	return if $self->players;
2140		2260
2141	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2142		2262
2143	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2144		2264
2145	# need to save uniques path	2265	# need to save uniques path
2146	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2229		2349
2230	sub unique_maps() {	2350	sub unique_maps() {
2231	[	2351	[
2232	map {	2352	map {
2233	utf8::decode $_;	2353	utf8::decode $_;
2234	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2235	? normalise $_	2357	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2359	]
2239	}	2360	}
2240		2361
2241	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2242		2393
2243	=back	2394	=back
2244		2395
2245	=head3 cf::object	2396	=head3 cf::object
2246		2397
…		…
2250		2401
2251	=over 4	2402	=over 4
2252		2403
2253	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2254		2405
2255	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2256		2408
2257	=cut	2409	=cut
2258		2410
2259	sub inv_recursive_;	2411	sub inv_recursive_;
2260	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2266	}	2418	}
2267		2419
2268	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2269		2421
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2423
2272	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2273		2425
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2309		2461
2310	=cut	2462	=cut
2311		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2312	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2479	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2495
2330	} else {	2496	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2499	}
2334	}	2500	}
2335	}	2501	}
2336		2502
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2528
2363	=item $player_object->enter_link	2529	=item $player_object->enter_link
2364		2530
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2532
2367	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2369		2537
2370	Will never block.	2538	Will never block.
2371		2539
2372	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2373		2541
…		…
2425	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2427		2595
2428	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2431		2599
2432	$map->load;	2600	$map->load;
2433	$map->load_neighbours;	2601	$map->load_neighbours;
2434		2602
2435	return unless $self->contr->active;	2603	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2604
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2440	}	2610	}
2441		2611
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2613
2444	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2449		2622
2450	=cut	2623	=cut
2451		2624
2452	our $GOTOGEN;	2625	our $GOTOGEN;
2453		2626
…		…
2532	}	2705	}
2533		2706
2534	sub prepare_random_map {	2707	sub prepare_random_map {
2535	my ($exit) = @_;	2708	my ($exit) = @_;
2536		2709
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2712	# that depends on the exit object
2542		2713
2543	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2716	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2550	}	2723	}
2551		2724
2552	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2553		2726
2554	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2557		2730
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2733	undef $fh;
2561	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2562		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2565	}	2742	}
2566	}	2743	}
2567		2744
2568	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2570		2747
2571	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2572		2749
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2750	$self->enter_link;
2585		2751
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2752	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2592		2754
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2595	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2596		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2597	1;	2776	1
2598	}) {	2777	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2782
2604	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2621	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2623		2802
2624	utf8::encode $text;	2803	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2626	}	2830	}
2627		2831
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2833
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2634		2838
2635	=cut	2839	=cut
2636		2840
		2841	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2638	"c/identify" => {	2849	"c/identify" => {
2639	id => "infobox",	2850	id => "infobox",
2640	title => "Identify",	2851	title => "Identify",
2641	reply => undef,	2852	reply => undef,
2642	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2856	id => "infobox",
2646	title => "Examine",	2857	title => "Examine",
2647	reply => undef,	2858	reply => undef,
2648	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
2649	},	2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
2650	"c/lookat" => {	2873	"c/lookat" => {
2651	id => "infobox",	2874	id => "infobox",
2652	title => "Look",	2875	title => "Look",
2653	reply => undef,	2876	reply => undef,
2654	tooltip => "What you saw there",	2877	tooltip => "What you saw there",
2655	},	2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2656	);	2953	);
2657		2954
2658	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2660		2957
2661	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2662		2960
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		2962
2665	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2668		2966
2669	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	2968	$channel = $channel->{id};
2673		2969
2674	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	2975	}
2681		2976
2682	$channel = $channel->{id};	2977	$channel = $channel->{id};
2683	}	2978	}
2684		2979
2685	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2686		2981
2687	if ($self->can_msg) {
2688	# default colour, mask it out	2982	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2691		2985
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	2989	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		2990
2706	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	2992	}
2720		2993
2721	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2722		2995
2723	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2726		2999
2727	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2729		3002
2730	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3008	}
2736	}	3009	}
2737		3010
2738	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2739		3012
…		…
2743		3016
2744	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2746		3019
2747	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3023	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3026	}
2754	}	3027	}
2755		3028
2756	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2757		3030
…		…
2884	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2885		3158
2886	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2887		3160
2888	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2891	sort time	3164	sort time
2892	));	3165	));
2893		3166
2894	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
2896	=pod	3169	=pod
2897		3170
2898	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2899		3172
2900	cf::object	3173	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
2903		3177
2904	cf::object::player	3178	cf::object::player
2905	player	3179	player
2906		3180
2907	cf::player	3181	cf::player
…		…
2912		3186
2913	=cut	3187	=cut
2914		3188
2915	for (	3189	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3192	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2922	) {	3196	) {
2923	no strict 'refs';	3197	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2943		3217
2944	my $qcode = $code;	3218	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2947		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2948	local $_;	3225	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3226
2951	my $eval =	3227	my $eval =
2952	"do {\n"	3228	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3231	. $code
2956	. "\n}"	3232	. "\n}"
2957	;	3233	;
2958		3234
		3235	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2962		3244
2963	if ($@) {	3245	if ($@) {
2964	warn "$@";	3246	warn "$@";
2965	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2966	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2985	=cut	3267	=cut
2986		3268
2987	sub register_script_function {	3269	sub register_script_function {
2988	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2989		3271
2990	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2992	}	3274	}
2993		3275
2994	=back	3276	=back
2995		3277
2996	=cut	3278	=cut
…		…
3017		3299
3018	$facedata->{version} == 2	3300	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3302
3021	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3022	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3306	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3025	};	3309	};
3026	cf::cede_to_tick;	3310	cf::cede_to_tick;
3027		3311
3028	{	3312	{
3029	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
3030		3314
3031	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
3033	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3322
3038	cf::cede_to_tick;	3323	cf::cede_to_tick;
3039	}	3324	}
3040		3325
3041	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
3043	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
3044	or next;	3330	or next;
		3331
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3335	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063		3350
3064	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3065	}	3352	}
3066		3353
3067	{	3354	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3071		3356
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3360
3078	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3362	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3363	} else {
3088	$data = $info->{data};	3364	$RESOURCE{$name} = $info;
3089	}	3365	}
3090		3366
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3367	cf::cede_to_tick;
3095	}	3368	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3372
3116	1	3373	1
3117	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
3118		3395
3119	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
3121		3398
3122	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3124	}	3401	}
3125	};	3402	};
		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
3126		3413
3127	sub reload_regions {	3414	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3416	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3431	}
3145		3432
3146	sub reload_archetypes {	3433	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3436	}
3155		3437
3156	sub reload_treasures {	3438	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3159	}	3441	}
3160		3442
3161	sub reload_resources {	3443	sub reload_resources {
3162	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3163		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3164	reload_regions;	3448	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3449	reload_treasures;
3169		3450
3170	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3171	}	3452	}
3172		3453
3173	sub init {
3174	reload_resources;
3175	}
3176
3177	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3458	or return;
3180		3459
3181	local $/;	3460	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3183		3462
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3464
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3192	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3193	};	3472	};
3194	warn $@ if $@;	3473	warn $@ if $@;
3195	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3196	}	3505	}
3197		3506
3198	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3199	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3525	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3527	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3206	};	3529	};
3207		3530
		3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3208	reload_config;	3538	reload_config;
3209	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3210	load_extensions;	3550	load_extensions;
3211		3551
3212	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3214	}	3562	}
3215		3563
3216	#############################################################################	3564	#############################################################################
3217	# initialisation and cleanup	3565	# initialisation and cleanup
3218		3566
3219	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3220	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3229	},
3230	);	3573	};
3231	}	3574	}
3232	}	3575	}
3233		3576
3234	sub write_runtime {	3577	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3236		3579
3237	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3239		3582
3240	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3584
3242	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3243		3586
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3588	or return;
3246		3589
3247	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3260		3603
3261	close $fh	3604	close $fh
3262	or return;	3605	or return;
3263		3606
3264	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3608	and return;
3266		3609
3267	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3268		3611
3269	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3270	}	3663	}
3271		3664
3272	sub emergency_save() {	3665	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3274		3667
3275	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3276		3669
3277	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3278	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3682	$pl->valid or next;
		3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3285	$pl->save;	3684	$pl->save;
3286	}	3685	}
3287	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3288		3687
3289	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3290	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3291	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3292	$map->valid or next;	3691	$map->valid or next;
3293	$map->save;	3692	$map->save;
3294	}	3693	}
3295	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3296		3695
3297	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3298	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3299	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3300	};	3703	};
3301		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3302	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3303	}	3711	}
3304		3712
3305	sub post_cleanup {	3713	sub post_cleanup {
3306	my ($make_core) = @_;	3714	my ($make_core) = @_;
3307		3715
3308	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3309	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3310	}	3747	}
3311		3748
3312	sub do_reload_perl() {	3749	sub do_reload_perl() {
3313	# can/must only be called in main	3750	# can/must only be called in main
3314	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3315	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3316	return;	3753	return;
3317	}	3754	}
3318		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3319	warn "reloading...";	3761	warn "reloading...";
3320		3762
3321	warn "entering sync_job";	3763	warn "entering sync_job";
3322		3764
3323	cf::sync_job {	3765	cf::sync_job {
3324	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3325	cf::emergency_save;	3767	cf::emergency_save;
3326	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3327		3769
3328	warn "syncing database to disk";	3770	warn "syncing database to disk";
3329	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3330		3772
3331	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3332		3774
3333	warn "cancelling all WF_AUTOCANCEL watchers";
3334	for (Event::all_watchers) {
3335	$_->cancel if $_->data & WF_AUTOCANCEL;
3336	}
3337
3338	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3339	for (;;) {
3340	BDB::flush;
3341	IO::AIO::flush;
3342	Coro::cede;
3343	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3344	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3345	}
3346
3347	++$RELOAD;
3348
3349	warn "cancelling all extension coros";
3350	$_->cancel for values %EXT_CORO;
3351	%EXT_CORO = ();
3352
3353	warn "removing commands";
3354	%COMMAND = ();
3355
3356	warn "removing ext/exti commands";
3357	%EXTCMD = ();
3358	%EXTICMD = ();
3359
3360	warn "unloading/nuking all extensions";
3361	for my $pkg (@EXTS) {
3362	warn "... unloading $pkg";
3363
3364	if (my $cb = $pkg->can ("unload")) {
3365	eval {
3366	$cb->($pkg);
3367	1
3368	} or warn "$pkg unloaded, but with errors: $@";
3369	}	3778	}
3370		3779
3371	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3372	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3373	}	3782	%EXT_CORO = ();
3374		3783
3375	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3376	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3377	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3378		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3379	warn "... unloading $k";	3793	warn "... unloading $pkg";
3380	delete $INC{$k};
3381		3794
3382	$k =~ s/\.pm$//;
3383	$k =~ s/\//::/g;
3384
3385	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3386	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3387	}	3804	}
3388		3805
3389	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3390	}	3821	}
3391		3822
3392	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3393	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3394	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3395		3826
3396	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3397	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3398	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3399		3830
3400	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3401	# and global variables created in xs	3832	# and global variables created in xs
3402	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3403		3834
3404	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3405		3836
3406	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3407	require cf;	3838	require cf;
3408	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3409		3840
3410	warn "loading config and database again";	3841	warn "loading config and database again";
3411	cf::reload_config;	3842	cf::reload_config;
3412		3843
3413	warn "loading extensions";	3844	warn "loading extensions";
3414	cf::load_extensions;	3845	cf::load_extensions;
3415		3846
		3847	if ($REATTACH_ON_RELOAD) {
3416	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3417	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3418	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3419	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3420	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3421	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3422		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3423	warn "leaving sync_job";	3859	warn "leaving sync_job";
3424		3860
3425	1	3861	1
3426	} or do {	3862	} or do {
3427	warn $@;	3863	warn $@;
3428	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3429	exit 1;
3430	};	3865	};
3431		3866
3432	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3433	};	3873	};
3434		3874
3435	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3436		3876
3437	sub reload_perl() {	3877	sub reload_perl() {
3438	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3439	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3440		3880
3441	$RELOAD_WATCHER ||= Event->timer (	3881	$RELOAD_WATCHER ||= cf::async {
3442	reentrant => 0,	3882	Coro::AIO::aio_wait cache_extensions;
3443	after => 0,	3883
3444	data => WF_AUTOCANCEL,	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3445	cb => sub {
3446	do_reload_perl;	3885	do_reload_perl;
3447	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3448	},	3887	};
3449	);	3888	};
3450	}	3889	}
3451		3890
3452	register_command "reload" => sub {	3891	register_command "reload" => sub {
3453	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
3454		3893
…		…
3467		3906
3468	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3469	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3470		3909
3471	sub wait_for_tick {	3910	sub wait_for_tick {
3472	return unless $TICK_WATCHER->is_active;
3473	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3474		3912
3475	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3476	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3477	$signal->wait;	3915	$signal->wait;
3478	}	3916	}
3479		3917
3480	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3481	return unless $TICK_WATCHER->is_active;
3482	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3483		3920
3484	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3485	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3486	$signal->wait;	3923	$signal->wait;
3487	}	3924	}
3488		3925
3489	$TICK_WATCHER = Event->timer (	3926	sub tick {
3490	reentrant => 0,
3491	parked => 1,
3492	prio => 0,
3493	at => $NEXT_TICK || $TICK,
3494	data => WF_AUTOCANCEL,
3495	cb => sub {
3496	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3497	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3498	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3499	return;	3930	return;
3500	}	3931	}
3501		3932
3502	$NOW = $tick_start = Event::time;
3503
3504	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3505		3934
3506	$RUNTIME += $TICK;	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3507	$NEXT_TICK += $TICK;
3508		3936
3509	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3510	$NEXT_RUNTIME_WRITE = $NOW + 10;	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3511	Coro::async_pool {	3939	Coro::async_pool {
3512	$Coro::current->{desc} = "runtime saver";	3940	$Coro::current->{desc} = "runtime saver";
3513	write_runtime	3941	write_runtime_sync
3514	or warn "ERROR: unable to write runtime file: $!";	3942	or warn "ERROR: unable to write runtime file: $!";
3515	};
3516	}	3943	};
		3944	}
3517		3945
3518	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3519	$sig->send;	3947	$sig->send;
3520	}	3948	}
3521	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3522	$sig->send;	3950	$sig->send;
3523	}	3951	}
3524		3952
3525	$NOW = Event::time;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3526
3527	# if we are delayed by four ticks or more, skip them all
3528	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3529
3530	$TICK_WATCHER->at ($NEXT_TICK);
3531	$TICK_WATCHER->start;
3532
3533	$LOAD = ($NOW - $tick_start) / $TICK;
3534	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3535		3955
3536	_post_tick;	3956	if (0) {
		3957	if ($NEXT_TICK) {
		3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
3537	},	3962	}
3538	);	3963	}
3539		3964
3540	{	3965	{
		3966	# configure BDB
		3967
3541	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3542	BDB::max_poll_time $TICK * 0.1;	3969	BDB::max_poll_reqs $TICK * 0.1;
3543	$BDB_POLL_WATCHER = Event->io (	3970	$AnyEvent::BDB::WATCHER->priority (1);
3544	reentrant => 0,
3545	fd => BDB::poll_fileno,
3546	poll => 'r',
3547	prio => 0,
3548	data => WF_AUTOCANCEL,
3549	cb => \&BDB::poll_cb,
3550	);
3551
3552	BDB::set_sync_prepare {
3553	my $status;
3554	my $current = $Coro::current;
3555	(
3556	sub {
3557	$status = $!;
3558	$current->ready; undef $current;
3559	},
3560	sub {
3561	Coro::schedule while defined $current;
3562	$! = $status;
3563	},
3564	)
3565	};
3566		3971
3567	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3568	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
3569	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3570	| BDB::LOG_AUTOREMOVE, 1);	3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3571	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3572	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3573		3979
3574	cf::sync_job {	3980	cf::sync_job {
3575	eval {	3981	eval {
…		…
3585		3991
3586	cf::cleanup "db_env_open(db): $@" if $@;	3992	cf::cleanup "db_env_open(db): $@" if $@;
3587	};	3993	};
3588	}	3994	}
3589		3995
3590	$BDB_DEADLOCK_WATCHER = Event->timer (	3996	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3591	after => 3,
3592	interval => 1,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3997	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3598	},
3599	);	3998	};
3600	$BDB_CHECKPOINT_WATCHER = Event->timer (	3999	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3601	after => 11,
3602	interval => 60,
3603	hard => 1,
3604	prio => 0,
3605	data => WF_AUTOCANCEL,
3606	cb => sub {
3607	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4000	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3608	},
3609	);	4001	};
3610	$BDB_TRICKLE_WATCHER = Event->timer (	4002	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3611	after => 5,
3612	interval => 10,
3613	hard => 1,
3614	prio => 0,
3615	data => WF_AUTOCANCEL,
3616	cb => sub {
3617	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4003	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3618	},
3619	);	4004	};
3620	}	4005	}
3621		4006
3622	{	4007	{
		4008	# configure IO::AIO
		4009
3623	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3624
3625	undef $Coro::AIO::WATCHER;
3626	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3627	$AIO_POLL_WATCHER = Event->io (	4012	undef $AnyEvent::AIO::WATCHER;
3628	reentrant => 0,
3629	data => WF_AUTOCANCEL,
3630	fd => IO::AIO::poll_fileno,
3631	poll => 'r',
3632	prio => 0,
3633	cb => \&IO::AIO::poll_cb,
3634	);
3635	}	4013	}
3636		4014
3637	my $_log_backtrace;	4015	my $_log_backtrace;
3638		4016
3639	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3642	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3643		4021
3644	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3645	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3646	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3647	async {	4026	async {
3648	$Coro::current->{desc} = "abt $msg";	4027	$Coro::current->{desc} = "abt $msg";
3649		4028
3650	my @bt = fork_call {	4029	my @bt = fork_call {
3651	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
…		…
3662	}	4041	}
3663		4042
3664	@funcs	4043	@funcs
3665	};	4044	};
3666		4045
3667	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3668	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3669	--$_log_backtrace;	4049	--$_log_backtrace;
3670	};	4050	};
3671	} else {	4051	} else {
3672	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3673	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3674	}	4054	}
3675	}	4055	}
3676		4056
3677	# load additional modules	4057	# load additional modules
3678	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3679		4060
3680	END { cf::emergency_save }	4061	END { cf::emergency_save }
3681		4062
3682	1	4063	1
3683		4064

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