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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.505 by root, Sun Jan 31 03:46:20 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 3.64 ();	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 2.32 ();	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	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	514
434	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
435		516
436	my $busy = 1;	517	my $busy = 1;
437	my @res;	518	my @res;
438		519
…		…
442	warn $@ if $@;	523	warn $@ if $@;
443	undef $busy;	524	undef $busy;
444	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
445		526
446	while ($busy) {	527	while ($busy) {
447	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
448	}	532	}
		533	}
449		534
450	$time = Event::time - $time;	535	my $time = EV::time - $time;
451		536
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
456		538
457	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
458	} else {	540	} else {
459	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
460		542
…		…
485	=item fork_call { }, $args	567	=item fork_call { }, $args
486		568
487	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
488	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
491		573
492	=cut	574	=cut
493		575
494	sub fork_call(&@) {	576	sub fork_call(&@) {
495	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
502	reset_signals;	584	reset_signals;
503	&$cb	585	&$cb
504	}, @args;	586	}, @args;
505		587
506	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
507	}	616	}
508		617
509	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
510		619
511	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
650		759
651	#############################################################################	760	#############################################################################
652		761
653	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
654		763
655	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
656	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")
657	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
658		767
659	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>
660	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
661	Crossfire TRT).	770	Deliantra).
662		771
663	=over 4	772	=over 4
664		773
665	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
666		775
…		…
710	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
711		820
712	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
713	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
714		823
715	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
716	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.
717		826
718	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
719		828
720	=over 4	829	=over 4
…		…
948	}	1057	}
949		1058
950	0	1059	0
951	}	1060	}
952		1061
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1063
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1065
957	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
958		1067
…		…
964		1073
965	=cut	1074	=cut
966		1075
967	#############################################################################	1076	#############################################################################
968	# object support	1077	# object support
969	#
970		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#
971	sub _can_merge {	1112	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
973		1114
974	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1116
978	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
979	}	1119	}
980		1120
981	sub reattach {	1121	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1123	my ($obj) = @_;
984		1124
		1125	# no longer needed after getting rid of delete_package?
985	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
986		1127
987	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
988		1129
989	@$registry = ();	1130	@$registry = ();
990		1131
…		…
1005	cf::attachable->attach (	1146	cf::attachable->attach (
1006	prio => -1000000,	1147	prio => -1000000,
1007	on_instantiate => sub {	1148	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1009		1150
1010	$data = from_json $data;	1151	$data = decode_json $data;
1011		1152
1012	for (@$data) {	1153	for (@$data) {
1013	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1014		1155
1015	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1039		1180
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	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	}
1044	close $fh;	1188	aio_close $fh;
1045		1189
1046	if (@$objs) {	1190	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1051	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	}
1052	close $fh;	1199	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1201	}
1055	} else {	1202	} else {
1056	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1057	}	1204	}
1058		1205
1059	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1210	} else {
1061	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1062	}	1212	}
1063	} else {	1213	} else {
1064	aio_unlink $filename;	1214	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1066	}	1216	}
…		…
1085		1235
1086	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1238	or return;
1089		1239
1090	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1091	}	1242	}
1092		1243
1093	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1157		1308
1158	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1159	}	1310	}
1160		1311
		1312	use File::Glob ();
		1313
1161	cf::player->attach (	1314	cf::player->attach (
1162	on_command => sub {	1315	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1164		1317
1165	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1197		1350
1198	cf::override;	1351	cf::override;
1199	},	1352	},
1200	);	1353	);
1201		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
1202	sub load_extensions {	1368	sub load_extensions {
1203	cf::sync_job {	1369	cf::sync_job {
1204	my %todo;	1370	my %todo;
1205		1371
1206	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1391
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1394
1229	$ext{source} =	1395	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1232	. $source	1398	. $source
1233	. "\n};\n1";	1399	. "\n};\n1";
1234		1400
1235	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1236	}	1402	}
1237		1403
		1404	my $pass = 0;
1238	my %done;	1405	my %done;
1239	while (%todo) {	1406	while (%todo) {
1240	my $progress;	1407	my $progress;
1241		1408
		1409	++$pass;
		1410
		1411	ext:
1242	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1414	next ext
1245	unless exists $done{$_};	1415	unless exists $done{$_};
1246	}	1416	}
1247		1417
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1419
1250	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1255	warn $msg;	1427	} else {
1256	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1257	exit 1;	1429	push @EXTS, $v->{pkg};
1258	}	1430	$progress = 1;
1259		1431
1260	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1261	}	1434	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1435	}
1267		1436
1268	skip:	1437	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	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	}
1271	}	1445	}
1272	};	1446	};
1273	}	1447	}
1274		1448
1275	#############################################################################	1449	#############################################################################
1276		1450
1277	=back	1451	=back
1278		1452
1279	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1280		1454
1281	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1282		1456
1283	=cut	1457	=cut
1284		1458
1285	package cf::player;	1459	package cf::player;
1286		1460
…		…
1329		1503
1330	sub exists($) {	1504	sub exists($) {
1331	my ($login) = @_;	1505	my ($login) = @_;
1332		1506
1333	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1335	}	1509	}
1336		1510
1337	sub find($) {	1511	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1513	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1526	or return;
1353		1527
1354	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1355	or return;	1529	or return;
		1530
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1359	}	1534	}
1360	}	1535	}
…		…
1370		1545
1371	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1372		1547
1373	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1375		1552
1376	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1554	cf::cede_to_tick;
1378	}	1555	}
1379		1556
…		…
1411	my ($pl) = @_;	1588	my ($pl) = @_;
1412		1589
1413	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1414		1591
1415	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1416	$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
1417		1594
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1422		1601
1423	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1642
1464	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1465	my $path = path $login;	1644	my $path = path $login;
1466		1645
1467	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1652	}
1473		1653
…		…
1504	}	1684	}
1505		1685
1506	\@paths	1686	\@paths
1507	}	1687	}
1508		1688
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1690
1511	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1692
1560	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1561		1694
1562	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1563		1696
…		…
1630	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1632		1765
1633	sub generate_random_map {	1766	sub generate_random_map {
1634	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
1635	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1772	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1897
1762	# the temporary/swap location	1898	# the temporary/swap location
1763	sub save_path {	1899	sub save_path {
1764	my ($self) = @_;	1900	my ($self) = @_;
1765		1901
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1768	}	1904	}
1769		1905
1770	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1771	sub uniq_path {	1907	sub uniq_path {
1772	my ($self) = @_;	1908	my ($self) = @_;
1773		1909
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1912	}
1786		1913
1787	sub decay_objects {	1914	sub decay_objects {
1788	my ($self) = @_;	1915	my ($self) = @_;
1789		1916
…		…
1873	sub find {	2000	sub find {
1874	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1875		2002
1876	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1877		2004
1878	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2007
1881	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1886	or return;	2010	or return;
1887		2011
1888	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1889		2013
…		…
1891	or return;	2015	or return;
1892		2016
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1896	undef $guard1;	2021	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2022	$map->reset;
1899	return find $path;	2023	return find $path;
1900	}	2024	}
1901		2025
1902	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1903	}	2027	}
1904	}	2028	}
1905		2029
1906	sub pre_load { }	2030	sub pre_load { }
1907	sub post_load { }	2031	#sub post_load { } # XS
1908		2032
1909	sub load {	2033	sub load {
1910	my ($self) = @_;	2034	my ($self) = @_;
1911		2035
1912	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2054	$f->skip_block;
1931	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
1932	or return;	2056	or return;
1933		2057
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1935	if delete $self->{load_original};	2059	if delete $self->{load_original};
1936		2060
1937	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2062	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2082	$self->decay_objects;
1959	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1960	$self->update_buttons;	2084	$self->update_buttons;
1961	cf::cede_to_tick;	2085	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2086	$self->activate;
1965	}	2087	}
1966		2088
1967	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1969		2091
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2093	}
1972		2094
1973	$self->post_load;	2095	$self->post_load;
1974	}	2096	}
1975		2097
…		…
2033	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2034		2156
2035	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2036		2158
2037	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2161	}
2040		2162
2041	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2042		2164
2043	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2202	cf::async {
2081	$Coro::current->{desc} = "map player save";	2203	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2083	};	2205	};
2084		2206
		2207	cf::get_slot 0.02;
		2208
2085	if ($uniq) {	2209	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2212	} else {
2089	$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);
…		…
2097	$self->save;	2221	$self->save;
2098		2222
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2224
2101	return if $self->players;	2225	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2227	return if $self->{deny_save};
2104		2228
2105	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2106		2230
2107	$self->deactivate;	2231	$self->deactivate;
…		…
2132		2256
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134		2258
2135	return if $self->players;	2259	return if $self->players;
2136		2260
2137	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2138		2262
2139	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2140		2264
2141	# need to save uniques path	2265	# need to save uniques path
2142	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2225		2349
2226	sub unique_maps() {	2350	sub unique_maps() {
2227	[	2351	[
2228	map {	2352	map {
2229	utf8::decode $_;	2353	utf8::decode $_;
2230	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2231	? normalise $_	2357	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2359	]
2235	}	2360	}
2236		2361
2237	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	}
2238		2393
2239	=back	2394	=back
2240		2395
2241	=head3 cf::object	2396	=head3 cf::object
2242		2397
…		…
2246		2401
2247	=over 4	2402	=over 4
2248		2403
2249	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2250		2405
2251	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.
2252		2408
2253	=cut	2409	=cut
2254		2410
2255	sub inv_recursive_;	2411	sub inv_recursive_;
2256	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2262	}	2418	}
2263		2419
2264	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2265		2421
2266	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.
2267		2423
2268	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2269		2425
2270	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,
2271	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2303	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
2304	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2305		2461
2306	=cut	2462	=cut
2307		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
2308	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2479	# with dialog boxes.
2310	#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
2311	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2495
2326	} else {	2496	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2499	}
2330	}	2500	}
2331	}	2501	}
2332		2502
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2528
2359	=item $player_object->enter_link	2529	=item $player_object->enter_link
2360		2530
2361	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}>).
2362		2532
2363	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.
2364	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.
2365		2537
2366	Will never block.	2538	Will never block.
2367		2539
2368	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2369		2541
…		…
2421	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2422	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2423		2595
2424	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2425	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2426	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2427		2599
2428	$map->load;	2600	$map->load;
2429	$map->load_neighbours;	2601	$map->load_neighbours;
2430		2602
2431	return unless $self->contr->active;	2603	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2604
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2436	}	2610	}
2437		2611
2438	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2439		2613
2440	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
2441	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2442	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
2443	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
2444	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 >>.
2445		2622
2446	=cut	2623	=cut
2447		2624
2448	our $GOTOGEN;	2625	our $GOTOGEN;
2449		2626
…		…
2528	}	2705	}
2529		2706
2530	sub prepare_random_map {	2707	sub prepare_random_map {
2531	my ($exit) = @_;	2708	my ($exit) = @_;
2532		2709
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2712	# that depends on the exit object
2538		2713
2539	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2716	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2546	}	2723	}
2547		2724
2548	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2549		2726
2550	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2553		2730
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2733	undef $fh;
2557	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2558		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2561	}	2742	}
2562	}	2743	}
2563		2744
2564	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2566		2747
2567	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2568		2749
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2750	$self->enter_link;
2581		2751
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2752	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2588		2754
2589	$self->deactivate_recursive; # just to be sure
2590	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
2591	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2592		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
2593	1;	2776	1
2594	}) {	2777	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "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. "
2597	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2782
2600	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2619		2802
2620	utf8::encode $text;	2803	utf8::encode $text;
2621	$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);
2622	}	2830	}
2623		2831
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2833
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2630		2838
2631	=cut	2839	=cut
2632		2840
		2841	# non-persistent channels (usually the info channel)
2633	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	},
2634	"c/identify" => {	2849	"c/identify" => {
2635	id => "infobox",	2850	id => "infobox",
2636	title => "Identify",	2851	title => "Identify",
2637	reply => undef,	2852	reply => undef,
2638	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2641	id => "infobox",	2856	id => "infobox",
2642	title => "Examine",	2857	title => "Examine",
2643	reply => undef,	2858	reply => undef,
2644	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
2645	},	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	},
2646	"c/lookat" => {	2873	"c/lookat" => {
2647	id => "infobox",	2874	id => "infobox",
2648	title => "Look",	2875	title => "Look",
2649	reply => undef,	2876	reply => undef,
2650	tooltip => "What you saw there",	2877	tooltip => "What you saw there",
2651	},	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" => $CHAT_CHANNEL,
2652	);	2953	);
2653		2954
2654	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2656		2957
2657	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2658		2960
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		2962
2661	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2664		2966
2665	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	2968	$channel = $channel->{id};
2669		2969
2670	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	2975	}
2677		2976
2678	$channel = $channel->{id};	2977	$channel = $channel->{id};
2679	}	2978	}
2680		2979
2681	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2682		2981
2683	if ($self->can_msg) {
2684	# default colour, mask it out	2982	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2687		2985
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	2989	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		2990
2702	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2703
2704	utf8::encode $msg;
2705
2706	if (0 && $msg =~ /\[/) {
2707	# COMMAND/INFO
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}
2715	}	2992	}
2716		2993
2717	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2718		2995
2719	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2722		2999
2723	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2724	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2725		3002
2726	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2727	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2728	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2729	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3008	}
2732	}	3009	}
2733		3010
2734	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2735		3012
…		…
2739		3016
2740	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2741	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2742		3019
2743	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2744	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2745	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2746	#TODO: version 1, remove	3023	#TODO: version 1, remove
2747	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2748	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2749	}	3026	}
2750	}	3027	}
2751		3028
2752	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2753		3030
…		…
2880	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2881		3158
2882	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2883		3160
2884	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2885	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2886	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2887	sort time	3164	sort time
2888	));	3165	));
2889		3166
2890	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
2892	=pod	3169	=pod
2893		3170
2894	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2895		3172
2896	cf::object	3173	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
2899		3177
2900	cf::object::player	3178	cf::object::player
2901	player	3179	player
2902		3180
2903	cf::player	3181	cf::player
…		…
2908		3186
2909	=cut	3187	=cut
2910		3188
2911	for (	3189	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3192	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2918	) {	3196	) {
2919	no strict 'refs';	3197	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2939		3217
2940	my $qcode = $code;	3218	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2943		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2944	local $_;	3225	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;
2946		3226
2947	my $eval =	3227	my $eval =
2948	"do {\n"	3228	"do {\n"
2949	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2950	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2951	. $code	3231	. $code
2952	. "\n}"	3232	. "\n}"
2953	;	3233	;
2954		3234
		3235	if ($CFG{safe_eval}) {
2955	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2956	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2957	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2958		3244
2959	if ($@) {	3245	if ($@) {
2960	warn "$@";	3246	warn "$@";
2961	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2962	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2981	=cut	3267	=cut
2982		3268
2983	sub register_script_function {	3269	sub register_script_function {
2984	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2985		3271
2986	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2987	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2988	}	3274	}
2989		3275
2990	=back	3276	=back
2991		3277
2992	=cut	3278	=cut
…		…
3013		3299
3014	$facedata->{version} == 2	3300	$facedata->{version} == 2
3015	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3016		3302
3017	# 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]);
3018	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3019	type => FT_RSRC,	3306	type => FT_RSRC,
3020	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),
3021	};	3309	};
3022	cf::cede_to_tick;	3310	cf::cede_to_tick;
3023		3311
3024	{	3312	{
3025	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
3026		3314
3027	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
3029	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3033		3322
3034	cf::cede_to_tick;	3323	cf::cede_to_tick;
3035	}	3324	}
3036		3325
3037	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
3039	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
3040	or next;	3330	or next;
		3331
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3335	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3059		3350
3060	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3061	}	3352	}
3062		3353
3063	{	3354	{
3064	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3067		3356
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;
3073		3360
3074	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3075	# prepend meta info	3362	cf::face::set_type $idx, $info->{type};
3076
3077	my $meta = $enc->encode ({
3078	name => $name,
3079	%{ $info->{meta} || {} },
3080	});
3081
3082	$data = pack "(w/a*)*", $meta, $info->{data};
3083	} else {	3363	} else {
3084	$data = $info->{data};	3364	$RESOURCE{$name} = $info;
3085	}	3365	}
3086		3366
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3367	cf::cede_to_tick;
3091	}	3368	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3372
3112	1	3373	1
3113	}	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 => $face;
		3392	}
		3393	}
		3394	});
3114		3395
3115	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
3116	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
3117		3398
3118	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3120	}	3401	}
3121	};	3402	};
		3403
		3404	sub load_resource_file($) {
		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	$status
		3412	}
3122		3413
3123	sub reload_regions {	3414	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3416	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3431	}
3141		3432
3142	sub reload_archetypes {	3433	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3436	}
3151		3437
3152	sub reload_treasures {	3438	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3155	}	3441	}
3156		3442
3157	sub reload_resources {	3443	sub reload_resources {
3158	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3159		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3160	reload_regions;	3448	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3449	reload_treasures;
3165		3450
3166	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3167	}	3452	}
3168		3453
3169	sub init {
3170	reload_resources;
3171	}
3172
3173	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3175	or return;	3458	or return;
3176		3459
3177	local $/;	3460	local $/;
3178	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3179		3462
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181		3464
3182	$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};
3183	$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};
…		…
3187	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3188	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3189	};	3472	};
3190	warn $@ if $@;	3473	warn $@ if $@;
3191	}	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;
3192	}	3505	}
3193		3506
3194	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
3195	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3197	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#
3198	(async {	3525	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3527	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3202	};	3529	};
3203		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;
3204	reload_config;	3538	reload_config;
3205	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
3206	load_extensions;	3550	load_extensions;
3207		3551
3208	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3209	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;
3210	}	3562	}
3211		3563
3212	#############################################################################	3564	#############################################################################
3213	# initialisation and cleanup	3565	# initialisation and cleanup
3214		3566
3215	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3216	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3225	},
3226	);	3573	};
3227	}	3574	}
3228	}	3575	}
3229		3576
3230	sub write_runtime {	3577	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";
3232
3233	# first touch the runtime file to show we are still running:	3578	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3579	# the fsync below can take a very very long time.
3235		3580
3236	IO::AIO::aio_utime $runtime, undef, undef;	3581	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3582
3238	my $guard = cf::lock_acquire "write_runtime";	3583	my $guard = cf::lock_acquire "write_runtime";
3239		3584
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3585	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3241	or return;	3586	or return;
3242		3587
3243	my $value = $cf::RUNTIME + 90 + 10;	3588	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3589	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3590	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3600	aio_utime $fh, undef, undef;
3256		3601
3257	close $fh	3602	close $fh
3258	or return;	3603	or return;
3259		3604
3260	aio_rename "$runtime~", $runtime	3605	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3606	and return;
3262		3607
3263	warn "runtime file written.\n";	3608	warn "runtime file written.\n";
3264		3609
3265	1	3610	1
		3611	}
		3612
		3613	our $uuid_lock;
		3614	our $uuid_skip;
		3615
		3616	sub write_uuid_sync($) {
		3617	$uuid_skip ||= $_[0];
		3618
		3619	return if $uuid_lock;
		3620	local $uuid_lock = 1;
		3621
		3622	my $uuid = "$LOCALDIR/uuid";
		3623
		3624	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3625	or return;
		3626
		3627	my $value = uuid_seq uuid_cur;
		3628
		3629	unless ($value) {
		3630	warn "cowardly refusing to write zero uuid value!\n";
		3631	return;
		3632	}
		3633
		3634	my $value = uuid_str $value + $uuid_skip;
		3635	$uuid_skip = 0;
		3636
		3637	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3638	and return;
		3639
		3640	# always fsync - this file is important
		3641	aio_fsync $fh
		3642	and return;
		3643
		3644	close $fh
		3645	or return;
		3646
		3647	aio_rename "$uuid~", $uuid
		3648	and return;
		3649
		3650	warn "uuid file written ($value).\n";
		3651
		3652	1
		3653
		3654	}
		3655
		3656	sub write_uuid($$) {
		3657	my ($skip, $sync) = @_;
		3658
		3659	$sync ? write_uuid_sync $skip
		3660	: async { write_uuid_sync $skip };
3266	}	3661	}
3267		3662
3268	sub emergency_save() {	3663	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3664	my $freeze_guard = cf::freeze_mainloop;
3270		3665
3271	warn "enter emergency perl save\n";	3666	warn "emergency_perl_save: enter\n";
3272		3667
3273	cf::sync_job {	3668	cf::sync_job {
		3669	# this is a trade-off: we want to be very quick here, so
		3670	# save all maps without fsync, and later call a global sync
		3671	# (which in turn might be very very slow)
		3672	local $USE_FSYNC = 0;
		3673
3274	# use a peculiar iteration method to avoid tripping on perl	3674	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3675	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3676	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3677	warn "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3678	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3679	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3680	$pl->valid or next;
		3681	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3682	$pl->save;
3282	}	3683	}
3283	warn "end emergency player save\n";	3684	warn "emergency_perl_save: end player save\n";
3284		3685
3285	warn "begin emergency map save\n";	3686	warn "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3687	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3688	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3689	$map->valid or next;
3289	$map->save;	3690	$map->save;
3290	}	3691	}
3291	warn "end emergency map save\n";	3692	warn "emergency_perl_save: end map save\n";
3292		3693
3293	warn "begin emergency database checkpoint\n";	3694	warn "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3695	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3696	warn "emergency_perl_save: end database checkpoint\n";
		3697
		3698	warn "emergency_perl_save: begin write uuid\n";
		3699	write_uuid_sync 1;
		3700	warn "emergency_perl_save: end write uuid\n";
3296	};	3701	};
3297		3702
		3703	warn "emergency_perl_save: starting sync()\n";
		3704	IO::AIO::aio_sync sub {
		3705	warn "emergency_perl_save: finished sync()\n";
		3706	};
		3707
3298	warn "leave emergency perl save\n";	3708	warn "emergency_perl_save: leave\n";
3299	}	3709	}
3300		3710
3301	sub post_cleanup {	3711	sub post_cleanup {
3302	my ($make_core) = @_;	3712	my ($make_core) = @_;
3303		3713
3304	warn Carp::longmess "post_cleanup backtrace"	3714	warn Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	3715	if $make_core;
		3716
		3717	my $fh = pidfile;
		3718	unlink $PIDFILE if <$fh> == $$;
		3719	}
		3720
		3721	# a safer delete_package, copied from Symbol
		3722	sub clear_package($) {
		3723	my $pkg = shift;
		3724
		3725	# expand to full symbol table name if needed
		3726	unless ($pkg =~ /^main::.*::$/) {
		3727	$pkg = "main$pkg" if $pkg =~ /^::/;
		3728	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3729	$pkg .= '::' unless $pkg =~ /::$/;
		3730	}
		3731
		3732	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3733	my $stem_symtab = *{$stem}{HASH};
		3734
		3735	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3736	or return;
		3737
		3738	# clear all symbols
		3739	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3740	for my $name (keys %$leaf_symtab) {
		3741	_gv_clear *{"$pkg$name"};
		3742	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3743	}
		3744	warn "cleared package $pkg\n";#d#
3306	}	3745	}
3307		3746
3308	sub do_reload_perl() {	3747	sub do_reload_perl() {
3309	# can/must only be called in main	3748	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3311	warn "can only reload from main coroutine";	3750	warn "can only reload from main coroutine";
3312	return;	3751	return;
3313	}	3752	}
3314		3753
		3754	return if $RELOAD++;
		3755
		3756	my $t1 = EV::time;
		3757
		3758	while ($RELOAD) {
3315	warn "reloading...";	3759	warn "reloading...";
3316		3760
3317	warn "entering sync_job";	3761	warn "entering sync_job";
3318		3762
3319	cf::sync_job {	3763	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark	3764	cf::write_runtime_sync; # external watchdog should not bark
3321	cf::emergency_save;	3765	cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3323		3767
3324	warn "syncing database to disk";	3768	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3326		3770
3327	# if anything goes wrong in here, we should simply crash as we already saved	3771	# if anything goes wrong in here, we should simply crash as we already saved
3328		3772
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";	3773	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;	3774	while (IO::AIO::nreqs || BDB::nreqs) {
3340	warn "iterate...";	3775	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();
3348
3349	warn "removing commands";
3350	%COMMAND = ();
3351
3352	warn "removing ext/exti commands";
3353	%EXTCMD = ();
3354	%EXTICMD = ();
3355
3356	warn "unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";
3359
3360	if (my $cb = $pkg->can ("unload")) {
3361	eval {
3362	$cb->($pkg);
3363	1
3364	} or warn "$pkg unloaded, but with errors: $@";
3365	}	3776	}
3366		3777
3367	warn "... nuking $pkg";	3778	warn "cancelling all extension coros";
3368	Symbol::delete_package $pkg;	3779	$_->cancel for values %EXT_CORO;
3369	}	3780	%EXT_CORO = ();
3370		3781
3371	warn "unloading all perl modules loaded from $LIBDIR";	3782	warn "removing commands";
3372	while (my ($k, $v) = each %INC) {	3783	%COMMAND = ();
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		3784
		3785	warn "removing ext/exti commands";
		3786	%EXTCMD = ();
		3787	%EXTICMD = ();
		3788
		3789	warn "unloading/nuking all extensions";
		3790	for my $pkg (@EXTS) {
3375	warn "... unloading $k";	3791	warn "... unloading $pkg";
3376	delete $INC{$k};
3377		3792
3378	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;
3380
3381	if (my $cb = $k->can ("unload_module")) {	3793	if (my $cb = $pkg->can ("unload")) {
		3794	eval {
3382	$cb->();	3795	$cb->($pkg);
		3796	1
		3797	} or warn "$pkg unloaded, but with errors: $@";
		3798	}
		3799
		3800	warn "... clearing $pkg";
		3801	clear_package $pkg;
3383	}	3802	}
3384		3803
3385	Symbol::delete_package $k;	3804	warn "unloading all perl modules loaded from $LIBDIR";
		3805	while (my ($k, $v) = each %INC) {
		3806	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3807
		3808	warn "... unloading $k";
		3809	delete $INC{$k};
		3810
		3811	$k =~ s/\.pm$//;
		3812	$k =~ s/\//::/g;
		3813
		3814	if (my $cb = $k->can ("unload_module")) {
		3815	$cb->();
		3816	}
		3817
		3818	clear_package $k;
3386	}	3819	}
3387		3820
3388	warn "getting rid of safe::, as good as possible";	3821	warn "getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	3822	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3823	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		3824
3392	warn "unloading cf.pm \"a bit\"";	3825	warn "unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	3826	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	3827	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		3828
3396	# don't, removes xs symbols, too,	3829	# don't, removes xs symbols, too,
3397	# and global variables created in xs	3830	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	3831	#clear_package __PACKAGE__;
3399		3832
3400	warn "unload completed, starting to reload now";	3833	warn "unload completed, starting to reload now";
3401		3834
3402	warn "reloading cf.pm";	3835	warn "reloading cf.pm";
3403	require cf;	3836	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3837	cf::_connect_to_perl_1;
3405		3838
3406	warn "loading config and database again";	3839	warn "loading config and database again";
3407	cf::reload_config;	3840	cf::reload_config;
3408		3841
3409	warn "loading extensions";	3842	warn "loading extensions";
3410	cf::load_extensions;	3843	cf::load_extensions;
3411		3844
		3845	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	3846	warn "reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	3847	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	3848	warn "reattaching attachments to maps";
3415	reattach $_ for values %MAP;	3849	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	3850	warn "reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	3851	reattach $_ for values %PLAYER;
		3852	}
3418		3853
		3854	warn "running post_init jobs";
		3855	(pop @POST_INIT)->(1) while @POST_INIT;
		3856
3419	warn "leaving sync_job";	3857	warn "leaving sync_job";
3420		3858
3421	1	3859	1
3422	} or do {	3860	} or do {
3423	warn $@;	3861	warn $@;
3424	warn "error while reloading, exiting.";	3862	cf::cleanup "error while reloading, exiting.";
3425	exit 1;
3426	};	3863	};
3427		3864
3428	warn "reloaded";	3865	warn "reloaded";
		3866	--$RELOAD;
		3867	}
		3868
		3869	$t1 = EV::time - $t1;
		3870	warn "reload completed in ${t1}s\n";
3429	};	3871	};
3430		3872
3431	our $RELOAD_WATCHER; # used only during reload	3873	our $RELOAD_WATCHER; # used only during reload
3432		3874
3433	sub reload_perl() {	3875	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	3876	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	3877	# coro crashes during coro_state_free->destroy here.
3436		3878
3437	$RELOAD_WATCHER ||= Event->timer (	3879	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	3880	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	3881
3440	data => WF_AUTOCANCEL,	3882	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	3883	do_reload_perl;
3443	undef $RELOAD_WATCHER;	3884	undef $RELOAD_WATCHER;
3444	},	3885	};
3445	);	3886	};
3446	}	3887	}
3447		3888
3448	register_command "reload" => sub {	3889	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	3890	my ($who, $arg) = @_;
3450		3891
…		…
3463		3904
3464	our @WAIT_FOR_TICK;	3905	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	3906	our @WAIT_FOR_TICK_BEGIN;
3466		3907
3467	sub wait_for_tick {	3908	sub wait_for_tick {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	3909	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3470		3910
3471	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	3912	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	3913	$signal->wait;
3474	}	3914	}
3475		3915
3476	sub wait_for_tick_begin {	3916	sub wait_for_tick_begin {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	3917	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3479		3918
3480	my $signal = new Coro::Signal;	3919	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	3920	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	3921	$signal->wait;
3483	}	3922	}
3484		3923
3485	$TICK_WATCHER = Event->timer (	3924	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	3925	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3926	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	3927	unless ++$bug_warning > 10;
3495	return;	3928	return;
3496	}	3929	}
3497		3930
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	3931	cf::server_tick; # one server iteration
3501		3932
3502	$RUNTIME += $TICK;	3933	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3503	$NEXT_TICK += $TICK;
3504		3934
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3935	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	3936	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	3937	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	3938	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	3939	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	3940	or warn "ERROR: unable to write runtime file: $!";
3511	};
3512	}	3941	};
		3942	}
3513		3943
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3944	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	3945	$sig->send;
3516	}	3946	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	3947	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	3948	$sig->send;
3519	}	3949	}
3520		3950
3521	$NOW = Event::time;	3951	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3952	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		3953
3532	_post_tick;	3954	if (0) {
		3955	if ($NEXT_TICK) {
		3956	my $jitter = $TICK_START - $NEXT_TICK;
		3957	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3958	warn "jitter $JITTER\n";#d#
		3959	}
3533	},	3960	}
3534	);	3961	}
3535		3962
3536	{	3963	{
		3964	# configure BDB
		3965
3537	BDB::min_parallel 8;	3966	BDB::min_parallel 16;
3538	BDB::max_poll_time $TICK * 0.1;	3967	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	3968	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		3969
3563	unless ($DB_ENV) {	3970	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	3971	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3972	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	3973	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3974	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3975	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3976	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		3977
3570	cf::sync_job {	3978	cf::sync_job {
3571	eval {	3979	eval {
…		…
3581		3989
3582	cf::cleanup "db_env_open(db): $@" if $@;	3990	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	3991	};
3584	}	3992	}
3585		3993
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	3994	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3995	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	3996	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	3997	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3998	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	3999	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	4000	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4001	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	4002	};
3616	}	4003	}
3617		4004
3618	{	4005	{
		4006	# configure IO::AIO
		4007
3619	IO::AIO::min_parallel 8;	4008	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	4009	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	4010	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	4011	}
3632		4012
3633	my $_log_backtrace;	4013	my $_log_backtrace;
3634		4014
3635	sub _log_backtrace {	4015	sub _log_backtrace {
…		…
3638	$msg =~ s/\n//;	4018	$msg =~ s/\n//;
3639		4019
3640	# limit the # of concurrent backtraces	4020	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	4021	if ($_log_backtrace < 2) {
3642	++$_log_backtrace;	4022	++$_log_backtrace;
		4023	my $perl_bt = Carp::longmess $msg;
3643	async {	4024	async {
3644	$Coro::current->{desc} = "abt $msg";	4025	$Coro::current->{desc} = "abt $msg";
3645		4026
3646	my @bt = fork_call {	4027	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	4028	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	4039	}
3659		4040
3660	@funcs	4041	@funcs
3661	};	4042	};
3662		4043
3663	LOG llevInfo, "[ABT] $msg\n";	4044	LOG llevInfo, "[ABT] $perl_bt\n";
		4045	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	4046	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	4047	--$_log_backtrace;
3666	};	4048	};
3667	} else {	4049	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	4050	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	4051	LOG llevInfo, "[ABT] [suppressed]\n";
3670	}	4052	}
3671	}	4053	}
3672		4054
3673	# load additional modules	4055	# load additional modules
3674	use cf::pod;	4056	require "cf/$_.pm" for @EXTRA_MODULES;
		4057	cf::_connect_to_perl_2;
3675		4058
3676	END { cf::emergency_save }	4059	END { cf::emergency_save }
3677		4060
3678	1	4061	1
3679		4062

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