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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.508 by root, Sun Mar 28 22:29:50 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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
359	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
360		436
361	while () {	437	while () {
362	next_job:	438	next_job:
		439
363	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	441
365	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	446	$job->[2]->send;
369	Coro::cede;	447	Coro::cede;
370	goto next_job;	448	goto next_job;
371	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	451	}
373	}	452	}
374		453
375	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	457	$signal->wait;
379	} else {	458	} else {
		459	$busy = 0;
380	Coro::schedule;	460	Coro::schedule;
381	}	461	}
382	}	462	}
383	};	463	};
384		464
385	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
386	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
387		469
388	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
389	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
390		473
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
404		487
405	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
406		489
407	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
408		491
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	495	acceptable.
413		496
414	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
415	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
…		…
420		503
421	sub sync_job(&) {	504	sub sync_job(&) {
422	my ($job) = @_;	505	my ($job) = @_;
423		506
424	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	508	my $time = EV::time;
426		509
427	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
429		512
430	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	514
432	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
433		516
434	my $busy = 1;	517	my $busy = 1;
435	my @res;	518	my @res;
436		519
437	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	522	@res = eval { $job->() };
439	warn $@ if $@;	523	warn $@ if $@;
440	undef $busy;	524	undef $busy;
441	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
442		526
443	while ($busy) {	527	while ($busy) {
444	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
445	}	532	}
		533	}
446		534
447	$time = Event::time - $time;	535	my $time = EV::time - $time;
448		536
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
453		538
454	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
455	} else {	540	} else {
456	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
457		542
…		…
482	=item fork_call { }, $args	567	=item fork_call { }, $args
483		568
484	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
485	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
488		573
489	=cut	574	=cut
490		575
491	sub fork_call(&@) {	576	sub fork_call(&@) {
492	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
499	reset_signals;	584	reset_signals;
500	&$cb	585	&$cb
501	}, @args;	586	}, @args;
502		587
503	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
504	}	616	}
505		617
506	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
507		619
508	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
647		759
648	#############################################################################	760	#############################################################################
649		761
650	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
651		763
652	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
653	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")
654	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
655		767
656	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>
657	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
658	Crossfire TRT).	770	Deliantra).
659		771
660	=over 4	772	=over 4
661		773
662	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
663		775
…		…
707	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
708		820
709	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
710	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
711		823
712	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		826
715	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
716		828
717	=over 4	829	=over 4
…		…
945	}	1057	}
946		1058
947	0	1059	0
948	}	1060	}
949		1061
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1063
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1065
954	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
955		1067
…		…
961		1073
962	=cut	1074	=cut
963		1075
964	#############################################################################	1076	#############################################################################
965	# object support	1077	# object support
966	#
967		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#
968	sub _can_merge {	1112	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
970		1114
971	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1116
975	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
976	}	1119	}
977		1120
978	sub reattach {	1121	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1123	my ($obj) = @_;
981		1124
		1125	# no longer needed after getting rid of delete_package?
982	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
983		1127
984	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
985		1129
986	@$registry = ();	1130	@$registry = ();
987		1131
…		…
1002	cf::attachable->attach (	1146	cf::attachable->attach (
1003	prio => -1000000,	1147	prio => -1000000,
1004	on_instantiate => sub {	1148	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1006		1150
1007	$data = from_json $data;	1151	$data = decode_json $data;
1008		1152
1009	for (@$data) {	1153	for (@$data) {
1010	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1011		1155
1012	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1169	},
1026	);	1170	);
1027		1171
1028	sub object_freezer_save {	1172	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1174
1033	sync_job {	1175	sync_job {
1034	if (length $$rdata) {	1176	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1038		1180
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1188	aio_close $fh;
1044		1189
1045	if (@$objs) {	1190	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1199	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1201	}
1054	} else {	1202	} else {
1055	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1056	}	1204	}
1057		1205
1058	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1210	} else {
1060	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1061	}	1212	}
1062	} else {	1213	} else {
1063	aio_unlink $filename;	1214	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1065	}	1216	}
1066	};	1217	};
1067
1068	undef $guard;
1069	}	1218	}
1070		1219
1071	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1073		1222
…		…
1078		1227
1079	sub object_thawer_load {	1228	sub object_thawer_load {
1080	my ($filename) = @_;	1229	my ($filename) = @_;
1081		1230
1082	my ($data, $av);	1231	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1232
1086	(aio_load $filename, $data) >= 0	1233	(aio_load $filename, $data) >= 0
1087	or return;	1234	or return;
1088		1235
1089	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1238	or return;
1092		1239
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1095	}	1242	}
1096		1243
1097	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1161		1308
1162	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1163	}	1310	}
1164		1311
		1312	use File::Glob ();
		1313
1165	cf::player->attach (	1314	cf::player->attach (
1166	on_command => sub {	1315	on_command => sub {
1167	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1168		1317
1169	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1201		1350
1202	cf::override;	1351	cf::override;
1203	},	1352	},
1204	);	1353	);
1205		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1206	sub load_extensions {	1368	sub load_extensions {
1207	cf::sync_job {	1369	cf::sync_job {
1208	my %todo;	1370	my %todo;
1209		1371
1210	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1391
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1394
1233	$ext{source} =	1395	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1236	. $source	1398	. $source
1237	. "\n};\n1";	1399	. "\n};\n1";
1238		1400
1239	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1240	}	1402	}
1241		1403
		1404	my $pass = 0;
1242	my %done;	1405	my %done;
1243	while (%todo) {	1406	while (%todo) {
1244	my $progress;	1407	my $progress;
1245		1408
		1409	++$pass;
		1410
		1411	ext:
1246	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1414	next ext
1249	unless exists $done{$_};	1415	unless exists $done{$_};
1250	}	1416	}
1251		1417
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1419
1254	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1259	warn $msg;	1427	} else {
1260	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1261	exit 1;	1429	push @EXTS, $v->{pkg};
1262	}	1430	$progress = 1;
1263		1431
1264	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1265	}	1434	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1435	}
1271		1436
1272	skip:	1437	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1275	}	1445	}
1276	};	1446	};
1277	}	1447	}
1278		1448
1279	#############################################################################	1449	#############################################################################
1280		1450
1281	=back	1451	=back
1282		1452
1283	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1284		1454
1285	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1286		1456
1287	=cut	1457	=cut
1288		1458
1289	package cf::player;	1459	package cf::player;
1290		1460
…		…
1333		1503
1334	sub exists($) {	1504	sub exists($) {
1335	my ($login) = @_;	1505	my ($login) = @_;
1336		1506
1337	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1339	}	1509	}
1340		1510
1341	sub find($) {	1511	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1513	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1524
1355	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1526	or return;
1357		1527
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1360	or return;	1529	or return;
		1530
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1364	}	1534	}
1365	}	1535	}
…		…
1375		1545
1376	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1377		1547
1378	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1380		1552
1381	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1554	cf::cede_to_tick;
1383	}	1555	}
1384		1556
…		…
1416	my ($pl) = @_;	1588	my ($pl) = @_;
1417		1589
1418	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1419		1591
1420	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1421	$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
1422		1594
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1427		1601
1428	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1642
1469	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1470	my $path = path $login;	1644	my $path = path $login;
1471		1645
1472	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1652	}
1478		1653
…		…
1509	}	1684	}
1510		1685
1511	\@paths	1686	\@paths
1512	}	1687	}
1513		1688
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1690
1516	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1692
1565	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1566		1694
1567	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1568		1696
…		…
1635	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1637		1765
1638	sub generate_random_map {	1766	sub generate_random_map {
1639	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
1640	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1772	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1766		1897
1767	# the temporary/swap location	1898	# the temporary/swap location
1768	sub save_path {	1899	sub save_path {
1769	my ($self) = @_;	1900	my ($self) = @_;
1770		1901
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1773	}	1904	}
1774		1905
1775	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1776	sub uniq_path {	1907	sub uniq_path {
1777	my ($self) = @_;	1908	my ($self) = @_;
1778		1909
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	1912	}
1791		1913
1792	sub decay_objects {	1914	sub decay_objects {
1793	my ($self) = @_;	1915	my ($self) = @_;
1794		1916
…		…
1878	sub find {	2000	sub find {
1879	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1880		2002
1881	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1882		2004
1883	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2007
1886	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1891	or return;	2010	or return;
1892		2011
1893	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1894		2013
…		…
1896	or return;	2015	or return;
1897		2016
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1901	undef $guard1;	2021	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2022	$map->reset;
1904	return find $path;	2023	return find $path;
1905	}	2024	}
1906		2025
1907	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1908	}	2027	}
1909	}	2028	}
1910		2029
1911	sub pre_load { }	2030	sub pre_load { }
1912	sub post_load { }	2031	#sub post_load { } # XS
1913		2032
1914	sub load {	2033	sub load {
1915	my ($self) = @_;	2034	my ($self) = @_;
1916		2035
1917	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2054	$f->skip_block;
1936	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
1937	or return;	2056	or return;
1938		2057
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1940	if delete $self->{load_original};	2059	if delete $self->{load_original};
1941		2060
1942	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2062	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2082	$self->decay_objects;
1964	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1965	$self->update_buttons;	2084	$self->update_buttons;
1966	cf::cede_to_tick;	2085	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2086	$self->activate;
1970	}	2087	}
1971		2088
1972	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1974		2091
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2093	}
1977		2094
1978	$self->post_load;	2095	$self->post_load;
1979	}	2096	}
1980		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
1981	sub customise_for {	2101	sub customise_for {
1982	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
1983		2103
1984	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2105	if $self->per_player;
…		…
2038	my ($path, $origin, $load) = @_;	2158	my ($path, $origin, $load) = @_;
2039		2159
2040	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
2041		2161
2042	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2164	}
2045		2165
2046	$MAP_PREFETCH{$path} |= $load;	2166	$MAP_PREFETCH{$path} |= $load;
2047		2167
2048	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
		2169	$Coro::current->{desc} = "map prefetcher";
		2170
2049	while (%MAP_PREFETCH) {	2171	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2172	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2173	if (my $map = find $k) {
2052	$map->load if $v;	2174	$map->load if $v;
2053	}	2175	}
…		…
2079	return if $self->{deny_save};	2201	return if $self->{deny_save};
2080		2202
2081	local $self->{last_access} = $self->last_access;#d#	2203	local $self->{last_access} = $self->last_access;#d#
2082		2204
2083	cf::async {	2205	cf::async {
		2206	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
2085	};	2208	};
		2209
		2210	cf::get_slot 0.02;
2086		2211
2087	if ($uniq) {	2212	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2215	} else {
…		…
2099	$self->save;	2224	$self->save;
2100		2225
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2227
2103	return if $self->players;	2228	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2230	return if $self->{deny_save};
2106		2231
2107	$self->in_memory (cf::MAP_SWAPPED);	2232	$self->in_memory (cf::MAP_SWAPPED);
2108		2233
2109	$self->deactivate;	2234	$self->deactivate;
…		…
2134		2259
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136		2261
2137	return if $self->players;	2262	return if $self->players;
2138		2263
2139	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2140		2265
2141	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2142		2267
2143	# need to save uniques path	2268	# need to save uniques path
2144	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2227		2352
2228	sub unique_maps() {	2353	sub unique_maps() {
2229	[	2354	[
2230	map {	2355	map {
2231	utf8::decode $_;	2356	utf8::decode $_;
2232	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2233	? normalise $_	2360	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2362	]
2237	}	2363	}
2238		2364
2239	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2240		2396
2241	=back	2397	=back
2242		2398
2243	=head3 cf::object	2399	=head3 cf::object
2244		2400
…		…
2248		2404
2249	=over 4	2405	=over 4
2250		2406
2251	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2252		2408
2253	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2254		2411
2255	=cut	2412	=cut
2256		2413
2257	sub inv_recursive_;	2414	sub inv_recursive_;
2258	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2264	}	2421	}
2265		2422
2266	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2267		2424
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2426
2270	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2271		2428
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2275	=cut	2432	=cut
2276		2433
2277	sub deref {	2434	sub deref {
2278	my ($ref) = @_;	2435	my ($ref) = @_;
2279		2436
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2438	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2440	or return;
2287	$pl->ob->uuid eq $uuid	2441	$pl->ob->uuid eq $uuid
2288	or return;	2442	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2310		2464
2311	=cut	2465	=cut
2312		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2313	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2482	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2498
2331	} else {	2499	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2502	}
2335	}	2503	}
2336	}	2504	}
2337		2505
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2531
2364	=item $player_object->enter_link	2532	=item $player_object->enter_link
2365		2533
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2535
2368	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2370		2540
2371	Will never block.	2541	Will never block.
2372		2542
2373	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2374		2544
…		…
2426	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2428		2598
2429	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2432		2602
2433	$map->load;	2603	$map->load;
2434	$map->load_neighbours;	2604	$map->load_neighbours;
2435		2605
2436	return unless $self->contr->active;	2606	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2607
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2441	}	2613	}
2442		2614
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2444		2616
2445	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2621	be called at the end of this process.
2450		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
		2625
2451	=cut	2626	=cut
2452		2627
2453	our $GOTOGEN;	2628	our $GOTOGEN;
2454		2629
2455	sub cf::object::player::goto {	2630	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2635
2461	$self->enter_link;	2636	$self->enter_link;
2462		2637
2463	(async {	2638	(async {
		2639	$Coro::current->{desc} = "player::goto $path $x $y";
		2640
2464	# *tag paths override both path and x|y	2641	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2642	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2643	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2644	my $ob = $obs[rand @obs];
2468		2645
…		…
2531	}	2708	}
2532		2709
2533	sub prepare_random_map {	2710	sub prepare_random_map {
2534	my ($exit) = @_;	2711	my ($exit) = @_;
2535		2712
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2715	# that depends on the exit object
2541		2716
2542	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2719	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2549	}	2726	}
2550		2727
2551	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2552		2729
2553	my $data = cf::to_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2556		2733
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2736	undef $fh;
2560	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2561		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2564	}	2745	}
2565	}	2746	}
2566		2747
2567	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2569		2750
2570	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2571		2752
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2753	$self->enter_link;
2584		2754
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2755	(async {
2590	$self->deactivate_recursive; # just to be sure	2756	$Coro::current->{desc} = "enter_exit";
		2757
2591	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2592	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2593		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2594	1;	2779	1
2595	}) {	2780	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2785
2601	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2618	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2620		2805
2621	utf8::encode $text;	2806	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2623	}	2833	}
2624		2834
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2836
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2839	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2840	the message unless the client supports the msg packet.
2631		2841
2632	=cut	2842	=cut
2633		2843
		2844	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
2635	"c/identify" => {	2852	"c/identify" => {
2636	id => "identify",	2853	id => "infobox",
2637	title => "Identify",	2854	title => "Identify",
2638	reply => undef,	2855	reply => undef,
2639	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
2640	},	2857	},
2641	"c/examine" => {	2858	"c/examine" => {
2642	id => "examine",	2859	id => "infobox",
2643	title => "Examine",	2860	title => "Examine",
2644	reply => undef,	2861	reply => undef,
2645	tooltip => "Signs and other items you examined",	2862	tooltip => "Signs and other items you examined",
2646	},	2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
		2869	},
		2870	"c/book" => {
		2871	id => "infobox",
		2872	title => "Book",
		2873	reply => undef,
		2874	tooltip => "The contents of a note or book",
		2875	},
		2876	"c/lookat" => {
		2877	id => "infobox",
		2878	title => "Look",
		2879	reply => undef,
		2880	tooltip => "What you saw there",
		2881	},
		2882	"c/who" => {
		2883	id => "infobox",
		2884	title => "Players",
		2885	reply => undef,
		2886	tooltip => "Shows players who are currently online",
		2887	},
		2888	"c/body" => {
		2889	id => "infobox",
		2890	title => "Body Parts",
		2891	reply => undef,
		2892	tooltip => "Shows which body parts you posess and are available",
		2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
		2930	"c/uptime" => {
		2931	id => "infobox",
		2932	title => "Uptime",
		2933	reply => undef,
		2934	tooltip => "How long the server has been running since last restart",
		2935	},
		2936	"c/mapinfo" => {
		2937	id => "infobox",
		2938	title => "Map Info",
		2939	reply => undef,
		2940	tooltip => "Information related to the maps",
		2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
2647	);	2956	);
2648		2957
2649	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2960
2652	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2653		2963
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2965
2656	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2967	if ($CHANNEL{$channel}) {
		2968	$channel = $CHANNEL{$channel};
2658		2969
		2970	$self->ext_msg (channel_info => $channel);
		2971	$channel = $channel->{id};
		2972
2659	if (ref $channel) {	2973	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	2978	}
2666		2979
2667	$channel = $channel->{id};	2980	$channel = $channel->{id};
2668	}	2981	}
2669		2982
2670	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2671		2984
2672	if ($self->can_msg) {
2673	# default colour, mask it out	2985	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2676		2988
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	2992	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		2993
2691	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	2995	}
2705		2996
2706	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2707		2998
2708	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2711		3002
2712	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2714		3005
2715	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3011	}
2721	}	3012	}
2722		3013
2723	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2724		3015
…		…
2728		3019
2729	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2731		3022
2732	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3026	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3029	}
2739	}	3030	}
2740		3031
2741	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2742		3033
…		…
2869	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
2870		3161
2871	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
2872		3163
2873	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
2876	sort time	3167	sort time
2877	));	3168	));
2878		3169
2879	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
2881	=pod	3172	=pod
2882		3173
2883	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
2884		3175
2885	cf::object	3176	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3177	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
2888		3180
2889	cf::object::player	3181	cf::object::player
2890	player	3182	player
2891		3183
2892	cf::player	3184	cf::player
…		…
2897		3189
2898	=cut	3190	=cut
2899		3191
2900	for (	3192	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3195	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
2907	) {	3199	) {
2908	no strict 'refs';	3200	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2928		3220
2929	my $qcode = $code;	3221	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
2932		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
2933	local $_;	3228	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3229
2936	my $eval =	3230	my $eval =
2937	"do {\n"	3231	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3234	. $code
2941	. "\n}"	3235	. "\n}"
2942	;	3236	;
2943		3237
		3238	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
2947		3247
2948	if ($@) {	3248	if ($@) {
2949	warn "$@";	3249	warn "$@";
2950	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
2951	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2970	=cut	3270	=cut
2971		3271
2972	sub register_script_function {	3272	sub register_script_function {
2973	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
2974		3274
2975	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
2977	}	3277	}
2978		3278
2979	=back	3279	=back
2980		3280
2981	=cut	3281	=cut
…		…
3002		3302
3003	$facedata->{version} == 2	3303	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3305
3006	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3309	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
3010	};	3312	};
3011	cf::cede_to_tick;	3313	cf::cede_to_tick;
3012		3314
3013	{	3315	{
3014	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
3015		3317
3016	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3320
3018	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3325
3023	cf::cede_to_tick;	3326	cf::cede_to_tick;
3024	}	3327	}
3025		3328
3026	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3330	next unless $info->{smooth};
		3331
3028	my $idx = cf::face::find $face	3332	my $idx = cf::face::find $face
3029	or next;	3333	or next;
		3334
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3335	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3336	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3338	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3339	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3048		3353
3049	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3050	}	3355	}
3051		3356
3052	{	3357	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3056		3359
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
		3361	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3363
3063	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3365	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3366	} else {
3073	$data = $info->{data};	3367	$RESOURCE{$name} = $info;
3074	}	3368	}
3075		3369
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3370	cf::cede_to_tick;
3080	}	3371	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3372	}
		3373
		3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3375
3101	1	3376	1
3102	}	3377	}
		3378
		3379	cf::global->attach (on_resource_update => sub {
		3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3382
		3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3384	my $sound = $soundconf->{compat}[$_]
		3385	or next;
		3386
		3387	my $face = cf::face::find "sound/$sound->[1]";
		3388	cf::sound::set $sound->[0] => $face;
		3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3390	}
		3391
		3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3393	my $face = cf::face::find "sound/$v";
		3394	cf::sound::set $k => $face;
		3395	}
		3396	}
		3397	});
3103		3398
3104	register_exticmd fx_want => sub {	3399	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3400	my ($ns, $want) = @_;
3106		3401
3107	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
3109	}	3404	}
3110	};	3405	};
		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
3111		3416
3112	sub reload_regions {	3417	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3418	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3419	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3420	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3434	}
3130		3435
3131	sub reload_archetypes {	3436	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3439	}
3140		3440
3141	sub reload_treasures {	3441	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
3144	}	3444	}
3145		3445
3146	sub reload_resources {	3446	sub reload_resources {
3147	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
3148		3448
		3449	reload_facedata;
		3450	reload_archetypes;
3149	reload_regions;	3451	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3452	reload_treasures;
3154		3453
3155	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3156	}	3455	}
3157		3456
3158	sub init {
3159	reload_resources;
3160	}
3161
3162	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3461	or return;
3165		3462
3166	local $/;	3463	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3168		3465
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3467
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3176	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3177	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3178	};	3475	};
3179	warn $@ if $@;	3476	warn $@ if $@;
3180	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3181	}	3508	}
3182		3509
3183	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3184	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3528	(async {
3188	Event::one_event;	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3530	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3190	};	3532	};
3191		3533
		3534	evthread_start IO::AIO::poll_fileno;
		3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
3192	reload_config;	3541	reload_config;
3193	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
3194	load_extensions;	3553	load_extensions;
3195		3554
3196	$TICK_WATCHER->start;	3555	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
		3562	};
		3563
		3564	main_loop;
3198	}	3565	}
3199		3566
3200	#############################################################################	3567	#############################################################################
3201	# initialisation and cleanup	3568	# initialisation and cleanup
3202		3569
3203	# install some emergency cleanup handlers	3570	# install some emergency cleanup handlers
3204	BEGIN {	3571	BEGIN {
		3572	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3573	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3574	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3575	cf::cleanup "SIG$signal";
3213	},
3214	);	3576	};
3215	}	3577	}
3216	}	3578	}
3217		3579
3218	sub write_runtime {	3580	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
3220		3582
3221	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
3223		3585
3224	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3587
3226	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
3227		3589
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3591	or return;
3230		3592
3231	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
3244		3606
3245	close $fh	3607	close $fh
3246	or return;	3608	or return;
3247		3609
3248	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3611	and return;
3250		3612
3251	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3252		3614
3253	1	3615	1
		3616	}
		3617
		3618	our $uuid_lock;
		3619	our $uuid_skip;
		3620
		3621	sub write_uuid_sync($) {
		3622	$uuid_skip ||= $_[0];
		3623
		3624	return if $uuid_lock;
		3625	local $uuid_lock = 1;
		3626
		3627	my $uuid = "$LOCALDIR/uuid";
		3628
		3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3630	or return;
		3631
		3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
		3640	$uuid_skip = 0;
		3641
		3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3643	and return;
		3644
		3645	# always fsync - this file is important
		3646	aio_fsync $fh
		3647	and return;
		3648
		3649	close $fh
		3650	or return;
		3651
		3652	aio_rename "$uuid~", $uuid
		3653	and return;
		3654
		3655	warn "uuid file written ($value).\n";
		3656
		3657	1
		3658
		3659	}
		3660
		3661	sub write_uuid($$) {
		3662	my ($skip, $sync) = @_;
		3663
		3664	$sync ? write_uuid_sync $skip
		3665	: async { write_uuid_sync $skip };
3254	}	3666	}
3255		3667
3256	sub emergency_save() {	3668	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
3258		3670
3259	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
3260		3672
3261	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
3262	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3685	$pl->valid or next;
		3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3687	$pl->save;
3270	}	3688	}
3271	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
3272		3690
3273	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3694	$map->valid or next;
3277	$map->save;	3695	$map->save;
3278	}	3696	}
3279	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
3280		3698
3281	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
		3702
		3703	warn "emergency_perl_save: begin write uuid\n";
		3704	write_uuid_sync 1;
		3705	warn "emergency_perl_save: end write uuid\n";
3284	};	3706	};
3285		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
3286	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
3287	}	3714	}
3288		3715
3289	sub post_cleanup {	3716	sub post_cleanup {
3290	my ($make_core) = @_;	3717	my ($make_core) = @_;
3291		3718
3292	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
3294	}	3750	}
3295		3751
3296	sub do_reload_perl() {	3752	sub do_reload_perl() {
3297	# can/must only be called in main	3753	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3299	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
3300	return;	3756	return;
3301	}	3757	}
3302		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
3303	warn "reloading...";	3764	warn "reloading...";
3304		3765
3305	warn "entering sync_job";	3766	warn "entering sync_job";
3306		3767
3307	cf::sync_job {	3768	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3770	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
3311		3772
3312	warn "syncing database to disk";	3773	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3775
3315	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
3316		3777
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3781	}
3354		3782
3355	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
3357	}	3785	%EXT_CORO = ();
3358		3786
3359	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3796	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3797
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
3370	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
3371	}	3807	}
3372		3808
3373	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
3374	}	3824	}
3375		3825
3376	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3829
3380	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3833
3384	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3835	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
3387		3837
3388	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
3389		3839
3390	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
3391	require cf;	3841	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
3393		3843
3394	warn "loading config and database again";	3844	warn "loading config and database again";
3395	cf::reload_config;	3845	cf::reload_config;
3396		3846
3397	warn "loading extensions";	3847	warn "loading extensions";
3398	cf::load_extensions;	3848	cf::load_extensions;
3399		3849
		3850	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3406		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3407	warn "leaving sync_job";	3862	warn "leaving sync_job";
3408		3863
3409	1	3864	1
3410	} or do {	3865	} or do {
3411	warn $@;	3866	warn $@;
3412	warn "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3868	};
3415		3869
3416	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3417	};	3876	};
3418		3877
3419	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3420		3879
3421	sub reload_perl() {	3880	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3424		3883
3425	$RELOAD_WATCHER ||= Event->timer (	3884	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	3885	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	3886
3428	data => WF_AUTOCANCEL,	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	3888	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
3432	},	3890	};
3433	);	3891	};
3434	}	3892	}
3435		3893
3436	register_command "reload" => sub {	3894	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
3438		3896
3439	if ($who->flag (FLAG_WIZ)) {	3897	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3898	$who->message ("reloading server.");
		3899	async {
		3900	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3901	reload_perl;
		3902	};
3442	}	3903	}
3443	};	3904	};
3444		3905
3445	unshift @INC, $LIBDIR;	3906	unshift @INC, $LIBDIR;
3446		3907
…		…
3448		3909
3449	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3451		3912
3452	sub wait_for_tick {	3913	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		3915
3456	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3918	$signal->wait;
3459	}	3919	}
3460		3920
3461	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		3923
3465	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3926	$signal->wait;
3468	}	3927	}
3469		3928
3470	$TICK_WATCHER = Event->timer (	3929	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3930	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3931	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3480	return;	3933	return;
3481	}	3934	}
3482		3935
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
3486		3937
3487	$RUNTIME += $TICK;	3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		3939
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3942	Coro::async_pool {
		3943	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3944	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3945	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3946	};
		3947	}
3497		3948
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3949	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3950	$sig->send;
3500	}	3951	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3952	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3953	$sig->send;
3503	}	3954	}
3504		3955
3505	$NOW = Event::time;	3956	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3957	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3958
3516	_post_tick;	3959	if (0) {
		3960	if ($NEXT_TICK) {
		3961	my $jitter = $TICK_START - $NEXT_TICK;
		3962	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3963	warn "jitter $JITTER\n";#d#
		3964	}
3517	},	3965	}
3518	);	3966	}
3519		3967
3520	{	3968	{
		3969	# configure BDB
		3970
3521	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	3972	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3973	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3974
3547	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3982
3554	cf::sync_job {	3983	cf::sync_job {
3555	eval {	3984	eval {
…		…
3565		3994
3566	cf::cleanup "db_env_open(db): $@" if $@;	3995	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3996	};
3568	}	3997	}
3569		3998
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3999	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4000	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4001	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4002	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4003	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4004	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4005	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4006	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4007	};
3600	}	4008	}
3601		4009
3602	{	4010	{
		4011	# configure IO::AIO
		4012
3603	IO::AIO::min_parallel 8;	4013	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4014	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4015	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4016	}
3616		4017
3617	my $_log_backtrace;	4018	my $_log_backtrace;
3618		4019
3619	sub _log_backtrace {	4020	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3623		4024
3624	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3627	async {	4029	async {
		4030	$Coro::current->{desc} = "abt $msg";
		4031
3628	my @bt = fork_call {	4032	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4034	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4035	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4036	or die "addr2line: $!";
…		…
3640	}	4044	}
3641		4045
3642	@funcs	4046	@funcs
3643	};	4047	};
3644		4048
3645	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4052	--$_log_backtrace;
3648	};	4053	};
3649	} else {	4054	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3652	}	4057	}
3653	}	4058	}
3654		4059
3655	# load additional modules	4060	# load additional modules
3656	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3657		4063
3658	END { cf::emergency_save }	4064	END { cf::emergency_save }
3659		4065
3660	1	4066	1
3661		4067

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