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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.512 by root, Sun Apr 11 04:52:07 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
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	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::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	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
170	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
171	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.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	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
176	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
177	that call.	235	that call.
178		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
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$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;
191		254
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	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	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
223	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
276	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
277	deadlocked coro.	367	deadlocked coro.
…		…
283		373
284	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.
285		375
286	=cut	376	=cut
287		377
288	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
289	our %LOCKER;#d#
290		379
291	sub lock_wait($) {	380	sub lock_wait($) {
292	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
293
294	if ($LOCKER{$key} == $Coro::current) {#d#
295	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
296	return;#d#
297	}#d#
298
299	# wait for lock, if any
300	while ($LOCK{$key}) {
301	push @{ $LOCK{$key} }, $Coro::current;
302	Coro::schedule;
303	}
304	}	382	}
305		383
306	sub lock_acquire($) {	384	sub lock_acquire($) {
307	my ($key) = @_;	385	$LOCKS->guard ($_[0])
308
309	# wait, to be sure we are not locked
310	lock_wait $key;
311
312	$LOCK{$key} = [];
313	$LOCKER{$key} = $Coro::current;#d#
314
315	Coro::guard {
316	delete $LOCKER{$key};#d#
317	# wake up all waiters, to be on the safe side
318	$_->ready for @{ delete $LOCK{$key} };
319	}
320	}	386	}
321		387
322	sub lock_active($) {	388	sub lock_active($) {
323	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
324
325	! ! $LOCK{$key}
326	}	390	}
327		391
328	sub freeze_mainloop {	392	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
330		394
331	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
332	$TICK_WATCHER->start;	396	}
333	};	397
334	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
335	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
336	}	411	}
337		412
338	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
339		414
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
348		423
349	=cut	424	=cut
350		425
351	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
353		429
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
356	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
357		436
358	while () {	437	while () {
359	next_job:	438	next_job:
		439
360	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
361	if ($avail > 0.01) {	441
362	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
363	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
364	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
365	$job->[2]->send;	446	$job->[2]->send;
366	Coro::cede;	447	Coro::cede;
367	goto next_job;	448	goto next_job;
368	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
369	}	451	}
370	}	452	}
371		453
372	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
375	$signal->wait;	457	$signal->wait;
376	} else {	458	} else {
		459	$busy = 0;
377	Coro::schedule;	460	Coro::schedule;
378	}	461	}
379	}	462	}
380	};	463	};
381		464
382	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
383	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
384		469
385	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
386	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
387		473
388	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
389	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
390	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
401		487
402	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
403		489
404	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
405		491
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
407	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
408	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
409	acceptable.	495	acceptable.
410		496
411	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
412	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
…		…
417		503
418	sub sync_job(&) {	504	sub sync_job(&) {
419	my ($job) = @_;	505	my ($job) = @_;
420		506
421	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
422	my $time = Event::time;	508	my $time = AE::time;
423		509
424	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
426		512
427	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	514
429	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
430		516
431	my $busy = 1;	517	my $busy = 1;
432	my @res;	518	my @res;
433		519
434	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	522	@res = eval { $job->() };
436	warn $@ if $@;	523	warn $@ if $@;
437	undef $busy;	524	undef $busy;
438	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
439		526
440	while ($busy) {	527	while ($busy) {
441	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
442	}	532	}
		533	}
443		534
444	$time = Event::time - $time;	535	my $time = AE::time - $time;
445		536
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
450		538
451	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
452	} else {	540	} else {
453	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
454		542
…		…
479	=item fork_call { }, $args	567	=item fork_call { }, $args
480		568
481	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
482	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
483	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
484	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
485		573
486	=cut	574	=cut
487		575
488	sub fork_call(&@) {	576	sub fork_call(&@) {
489	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
498	}, @args;	586	}, @args;
499		587
500	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
501	}	589	}
502		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
		616	}
		617
503	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
504		619
505	Returns a single value from the environment database.	620	Returns a single value from the environment database.
506		621
507	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
508		623
509	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
512	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
513		650
514	our $DB;	651	our $DB;
515		652
516	sub db_init {	653	sub db_init {
517	unless ($DB) {
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {	654	cf::sync_job {
521	eval {	655	$DB ||= db_table "db";
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}	656	};
531	}	657	}
532		658
533	sub db_get($$) {	659	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
535		661
…		…
633		759
634	#############################################################################	760	#############################################################################
635		761
636	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
637		763
638	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
639	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")
640	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
641		767
642	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>
643	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
644	Crossfire TRT).	770	Deliantra).
645		771
646	=over 4	772	=over 4
647		773
648	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
649		775
…		…
693	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
694		820
695	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
696	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
697		823
698	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
699	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.
700		826
701	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
702		828
703	=over 4	829	=over 4
…		…
931	}	1057	}
932		1058
933	0	1059	0
934	}	1060	}
935		1061
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1063
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1065
940	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
941		1067
…		…
947		1073
948	=cut	1074	=cut
949		1075
950	#############################################################################	1076	#############################################################################
951	# object support	1077	# object support
952	#
953		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#
954	sub _can_merge {	1112	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
956		1114
957	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1116
961	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
962	}	1119	}
963		1120
964	sub reattach {	1121	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1123	my ($obj) = @_;
967		1124
		1125	# no longer needed after getting rid of delete_package?
968	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
969		1127
970	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
971		1129
972	@$registry = ();	1130	@$registry = ();
973		1131
…		…
988	cf::attachable->attach (	1146	cf::attachable->attach (
989	prio => -1000000,	1147	prio => -1000000,
990	on_instantiate => sub {	1148	on_instantiate => sub {
991	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
992		1150
993	$data = from_json $data;	1151	$data = decode_json $data;
994		1152
995	for (@$data) {	1153	for (@$data) {
996	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
997		1155
998	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1011	},	1169	},
1012	);	1170	);
1013		1171
1014	sub object_freezer_save {	1172	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1016
1017	my $guard = cf::lock_acquire "io";
1018		1174
1019	sync_job {	1175	sync_job {
1020	if (length $$rdata) {	1176	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1024		1180
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1188	aio_close $fh;
1030		1189
1031	if (@$objs) {	1190	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1199	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1201	}
1040	} else {	1202	} else {
1041	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1042	}	1204	}
1043		1205
1044	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1210	} else {
1046	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1047	}	1212	}
1048	} else {	1213	} else {
1049	aio_unlink $filename;	1214	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1051	}	1216	}
1052	};	1217	};
1053
1054	undef $guard;
1055	}	1218	}
1056		1219
1057	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1059		1222
…		…
1064		1227
1065	sub object_thawer_load {	1228	sub object_thawer_load {
1066	my ($filename) = @_;	1229	my ($filename) = @_;
1067		1230
1068	my ($data, $av);	1231	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1232
1072	(aio_load $filename, $data) >= 0	1233	(aio_load $filename, $data) >= 0
1073	or return;	1234	or return;
1074		1235
1075	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1238	or return;
1078		1239
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1081	}	1242	}
1082		1243
1083	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1146	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1147		1308
1148	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1149	}	1310	}
1150		1311
		1312	use File::Glob ();
		1313
1151	cf::player->attach (	1314	cf::player->attach (
1152	on_command => sub {	1315	on_unknown_command => sub {
1153	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1154		1317
1155	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1156	or return;	1319	or return;
1157		1320
…		…
1187		1350
1188	cf::override;	1351	cf::override;
1189	},	1352	},
1190	);	1353	);
1191		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
1192	sub load_extensions {	1368	sub load_extensions {
1193	cf::sync_job {	1369	cf::sync_job {
1194	my %todo;	1370	my %todo;
1195		1371
1196	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1215		1391
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1394
1219	$ext{source} =	1395	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1221	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1222	. $source	1398	. $source
1223	. "\n};\n1";	1399	. "\n};\n1";
1224		1400
1225	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1226	}	1402	}
1227		1403
		1404	my $pass = 0;
1228	my %done;	1405	my %done;
1229	while (%todo) {	1406	while (%todo) {
1230	my $progress;	1407	my $progress;
1231		1408
		1409	++$pass;
		1410
		1411	ext:
1232	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1233	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1234	goto skip	1414	next ext
1235	unless exists $done{$_};	1415	unless exists $done{$_};
1236	}	1416	}
1237		1417
1238	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1239		1419
1240	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1241	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1242	: "$v->{base}: extension inactive.\n";
1243		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1244	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1245	warn $msg;	1427	} else {
1246	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1247	exit 1;	1429	push @EXTS, $v->{pkg};
1248	}	1430	$progress = 1;
1249		1431
1250	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1251	}	1434	}
1252
1253	$done{$k} = delete $todo{$k};
1254	push @EXTS, $v->{pkg};
1255	$progress = 1;
1256	}	1435	}
1257		1436
1258	skip:	1437	unless ($progress) {
1259	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1260	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	}
1261	}	1445	}
1262	};	1446	};
1263	}	1447	}
1264		1448
1265	#############################################################################	1449	#############################################################################
1266		1450
1267	=back	1451	=back
1268		1452
1269	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1270		1454
1271	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1272		1456
1273	=cut	1457	=cut
1274		1458
1275	package cf::player;	1459	package cf::player;
1276		1460
…		…
1319		1503
1320	sub exists($) {	1504	sub exists($) {
1321	my ($login) = @_;	1505	my ($login) = @_;
1322		1506
1323	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1324	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1325	}	1509	}
1326		1510
1327	sub find($) {	1511	sub find($) {
1328	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1329	my $login = $_[0];	1513	my $login = $_[0];
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1524
1341	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1526	or return;
1343		1527
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1346	or return;	1529	or return;
		1530
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1350	}	1534	}
1351	}	1535	}
1352	}	1536	}
1353		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
		1550
1354	sub save($) {	1551	sub save($) {
1355	my ($pl) = @_;	1552	my ($pl) = @_;
1356		1553
1357	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
1358		1555
…		…
1361		1558
1362	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1363		1560
1364	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
		1563
		1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1366		1568
1367	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1570	cf::cede_to_tick;
1369	}	1571	}
1370		1572
…		…
1402	my ($pl) = @_;	1604	my ($pl) = @_;
1403		1605
1404	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1405		1607
1406	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1407	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1408		1610
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1410	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1412	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1413		1617
1414	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1454		1658
1455	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
1456	my $path = path $login;	1660	my $path = path $login;
1457		1661
1458	# a .pst is a dead give-away for a valid player	1662	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1668	}
1464		1669
…		…
1495	}	1700	}
1496		1701
1497	\@paths	1702	\@paths
1498	}	1703	}
1499		1704
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1706
1502	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550		1708
1551	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1552		1710
1553	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1554		1712
…		…
1621	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1623		1781
1624	sub generate_random_map {	1782	sub generate_random_map {
1625	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1626	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1627	$self->_create_random_map (	1788	$self->_create_random_map (
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1631	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1632	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1633	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1634	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1752		1913
1753	# the temporary/swap location	1914	# the temporary/swap location
1754	sub save_path {	1915	sub save_path {
1755	my ($self) = @_;	1916	my ($self) = @_;
1756		1917
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1759	}	1920	}
1760		1921
1761	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1762	sub uniq_path {	1923	sub uniq_path {
1763	my ($self) = @_;	1924	my ($self) = @_;
1764		1925
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1767	}
1768
1769	# and all this just because we cannot iterate over
1770	# all maps in C++...
1771	sub change_all_map_light {
1772	my ($change) = @_;
1773
1774	$_->change_map_light ($change)
1775	for grep $_->outdoor, values %cf::MAP;
1776	}	1928	}
1777		1929
1778	sub decay_objects {	1930	sub decay_objects {
1779	my ($self) = @_;	1931	my ($self) = @_;
1780		1932
…		…
1864	sub find {	2016	sub find {
1865	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1866		2018
1867	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1868		2020
1869	cf::lock_wait "map_data:$path";#d#remove	2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1871		2023
1872	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1875
1876	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1877	or return;	2026	or return;
1878		2027
1879	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1880		2029
…		…
1882	or return;	2031	or return;
1883		2032
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
1887	undef $guard1;	2037	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	2038	$map->reset;
1890	return find $path;	2039	return find $path;
1891	}	2040	}
1892		2041
1893	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1894	}	2043	}
1895	}	2044	}
1896		2045
1897	sub pre_load { }	2046	sub pre_load { }
1898	sub post_load { }	2047	#sub post_load { } # XS
1899		2048
1900	sub load {	2049	sub load {
1901	my ($self) = @_;	2050	my ($self) = @_;
1902		2051
1903	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2069	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2070	$f->skip_block;
1922	$self->_load_objects ($f)	2071	$self->_load_objects ($f)
1923	or return;	2072	or return;
1924		2073
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1926	if delete $self->{load_original};	2075	if delete $self->{load_original};
1927		2076
1928	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2078	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2079	unless (aio_stat $uniq) {
…		…
1948	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1949	$self->decay_objects;	2098	$self->decay_objects;
1950	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1951	$self->update_buttons;	2100	$self->update_buttons;
1952	cf::cede_to_tick;	2101	cf::cede_to_tick;
1953	$self->set_darkness_map;
1954	cf::cede_to_tick;
1955	$self->activate;	2102	$self->activate;
1956	}	2103	}
1957		2104
1958	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
1960		2107
1961	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1962	}	2109	}
1963		2110
1964	$self->post_load;	2111	$self->post_load;
1965	}	2112	}
1966		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
1967	sub customise_for {	2117	sub customise_for {
1968	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1969		2119
1970	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1971	if $self->per_player;	2121	if $self->per_player;
…		…
2024	my ($path, $origin, $load) = @_;	2174	my ($path, $origin, $load) = @_;
2025		2175
2026	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
2027		2177
2028	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030	}	2180	}
2031		2181
2032	$MAP_PREFETCH{$path} |= $load;	2182	$MAP_PREFETCH{$path} |= $load;
2033		2183
2034	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
2035	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2189	if (my $map = find $k) {
2038	$map->load if $v;	2190	$map->load if $v;
2039	}	2191	}
…		…
2065	return if $self->{deny_save};	2217	return if $self->{deny_save};
2066		2218
2067	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
2068		2220
2069	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
2071	};	2224	};
		2225
		2226	cf::get_slot 0.02;
2072		2227
2073	if ($uniq) {	2228	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2231	} else {
…		…
2085	$self->save;	2240	$self->save;
2086		2241
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2243
2089	return if $self->players;	2244	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
2091	return if $self->{deny_save};	2246	return if $self->{deny_save};
2092		2247
2093	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2094		2249
2095	$self->deactivate;	2250	$self->deactivate;
…		…
2120		2275
2121	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2122		2277
2123	return if $self->players;	2278	return if $self->players;
2124		2279
2125	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2126		2281
2127	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2128		2283
2129	# need to save uniques path	2284	# need to save uniques path
2130	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2213		2368
2214	sub unique_maps() {	2369	sub unique_maps() {
2215	[	2370	[
2216	map {	2371	map {
2217	utf8::decode $_;	2372	utf8::decode $_;
2218	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2219	? normalise $_	2376	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2378	]
2223	}	2379	}
2224		2380
2225	package cf;	2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
2226		2412
2227	=back	2413	=back
2228		2414
2229	=head3 cf::object	2415	=head3 cf::object
2230		2416
…		…
2234		2420
2235	=over 4	2421	=over 4
2236		2422
2237	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2238		2424
2239	Returns the inventory of the object _and_ their inventories, recursively.	2425	Returns the inventory of the object I<and> their inventories, recursively,
		2426	but I<not> the object itself.
2240		2427
2241	=cut	2428	=cut
2242		2429
2243	sub inv_recursive_;	2430	sub inv_recursive_;
2244	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2250	}	2437	}
2251		2438
2252	=item $ref = $ob->ref	2439	=item $ref = $ob->ref
2253		2440
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2441	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2442
2256	=item $ob = cf::object::deref ($refstring)	2443	=item $ob = cf::object::deref ($refstring)
2257		2444
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2445	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2446	even if the object actually exists. May block.
…		…
2261	=cut	2448	=cut
2262		2449
2263	sub deref {	2450	sub deref {
2264	my ($ref) = @_;	2451	my ($ref) = @_;
2265		2452
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2453	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2454	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2455	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2456	or return;
2273	$pl->ob->uuid eq $uuid	2457	$pl->ob->uuid eq $uuid
2274	or return;	2458	or return;
…		…
2294	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2295	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2296		2480
2297	=cut	2481	=cut
2298		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
		2496
2299	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2498	# with dialog boxes.
2301	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2302	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2501	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2514
2317	} else {	2515	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2518	}
2321	}	2519	}
2322	}	2520	}
2323		2521
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2547
2350	=item $player_object->enter_link	2548	=item $player_object->enter_link
2351		2549
2352	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2353		2551
2354	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2355	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2356		2556
2357	Will never block.	2557	Will never block.
2358		2558
2359	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2360		2560
…		…
2412	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2413	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2414		2614
2415	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2416	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2417	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2418		2618
2419	$map->load;	2619	$map->load;
2420	$map->load_neighbours;	2620	$map->load_neighbours;
2421		2621
2422	return unless $self->contr->active;	2622	return unless $self->contr->active;
2423	$self->activate_recursive;
2424		2623
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2427	}	2629	}
2428		2630
2429	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2430		2632
2431	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2432	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2433	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2434	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2435	be called at the end of this process.	2637	be called at the end of this process.
2436		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
		2641
2437	=cut	2642	=cut
2438		2643
2439	our $GOTOGEN;	2644	our $GOTOGEN;
2440		2645
2441	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
…		…
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2651
2447	$self->enter_link;	2652	$self->enter_link;
2448		2653
2449	(async {	2654	(async {
		2655	$Coro::current->{desc} = "player::goto $path $x $y";
		2656
		2657	# *tag paths override both path and x|y
		2658	if ($path =~ /^\*(.*)$/) {
		2659	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2660	my $ob = $obs[rand @obs];
		2661
		2662	# see if we actually can go there
		2663	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2664	$ob = $obs[rand @obs];
		2665	} else {
		2666	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2667	}
		2668	# else put us there anyways for now #d#
		2669
		2670	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2671	} else {
		2672	($path, $x, $y) = (undef, undef, undef);
		2673	}
		2674	}
		2675
2450	my $map = eval {	2676	my $map = eval {
2451	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2452		2678
2453	if ($map) {	2679	if ($map) {
2454	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2456	} else {	2682	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2684	}
2459		2685
2460	$map	2686	$map
2461	};	2687	};
2462		2688
…		…
2498	}	2724	}
2499		2725
2500	sub prepare_random_map {	2726	sub prepare_random_map {
2501	my ($exit) = @_;	2727	my ($exit) = @_;
2502		2728
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2731	# that depends on the exit object
2508		2732
2509	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2735	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2516	}	2742	}
2517		2743
2518	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2519		2745
2520	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2523		2749
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2752	undef $fh;
2527	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2528		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2531	}	2761	}
2532	}	2762	}
2533		2763
2534	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2536		2766
2537	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2538		2768
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2769	$self->enter_link;
2551		2770
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2771	(async {
2557	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2558	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2559	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2560		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2561	1;	2795	1
2562	}) {	2796	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2565	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2567		2801
2568	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2585	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2586	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2587		2821
2588	utf8::encode $text;	2822	utf8::encode $text;
2589	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2590	}	2849	}
2591		2850
2592	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2593		2852
2594	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2598		2857
2599	=cut	2858	=cut
2600		2859
		2860	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
2602	"c/identify" => {	2868	"c/identify" => {
2603	id => "identify",	2869	id => "infobox",
2604	title => "Identify",	2870	title => "Identify",
2605	reply => undef,	2871	reply => undef,
2606	tooltip => "Items recently identified",	2872	tooltip => "Items recently identified",
2607	},	2873	},
2608	"c/examine" => {	2874	"c/examine" => {
2609	id => "examine",	2875	id => "infobox",
2610	title => "Examine",	2876	title => "Examine",
2611	reply => undef,	2877	reply => undef,
2612	tooltip => "Signs and other items you examined",	2878	tooltip => "Signs and other items you examined",
2613	},	2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
		2885	},
		2886	"c/book" => {
		2887	id => "infobox",
		2888	title => "Book",
		2889	reply => undef,
		2890	tooltip => "The contents of a note or book",
		2891	},
		2892	"c/lookat" => {
		2893	id => "infobox",
		2894	title => "Look",
		2895	reply => undef,
		2896	tooltip => "What you saw there",
		2897	},
		2898	"c/who" => {
		2899	id => "infobox",
		2900	title => "Players",
		2901	reply => undef,
		2902	tooltip => "Shows players who are currently online",
		2903	},
		2904	"c/body" => {
		2905	id => "infobox",
		2906	title => "Body Parts",
		2907	reply => undef,
		2908	tooltip => "Shows which body parts you posess and are available",
		2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
		2946	"c/uptime" => {
		2947	id => "infobox",
		2948	title => "Uptime",
		2949	reply => undef,
		2950	tooltip => "How long the server has been running since last restart",
		2951	},
		2952	"c/mapinfo" => {
		2953	id => "infobox",
		2954	title => "Map Info",
		2955	reply => undef,
		2956	tooltip => "Information related to the maps",
		2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
2614	);	2972	);
2615		2973
2616	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2618		2976
2619	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2620		2979
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		2981
2623	# check predefined channels, for the benefit of C	2982	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2983	if ($CHANNEL{$channel}) {
		2984	$channel = $CHANNEL{$channel};
2625		2985
		2986	$self->ext_msg (channel_info => $channel);
		2987	$channel = $channel->{id};
		2988
2626	if (ref $channel) {	2989	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	2993	$self->ext_msg (channel_info => $channel);
2631	if $self->can_msg;
2632	}	2994	}
2633		2995
2634	$channel = $channel->{id};	2996	$channel = $channel->{id};
2635	}	2997	}
2636		2998
2637	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2638		3000
2639	if ($self->can_msg) {
2640	# default colour, mask it out	3001	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2643		3004
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2646	} else {	3008	);
2647	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {
2650	1 while
2651	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2652	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2653	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2654	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2655	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2656	}
2657		3009
2658	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($pkt);
2659
2660	utf8::encode $msg;
2661
2662	if (0 && $msg =~ /\[/) {
2663	# COMMAND/INFO
2664	$self->send_packet ("drawextinfo $color 10 8 $msg")
2665	} else {
2666	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2667	$self->send_packet ("drawinfo $color $msg")
2668	}
2669	}
2670	}
2671	}	3011	}
2672		3012
2673	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2674		3014
2675	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2678		3018
2679	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2680	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2681		3021
2682	if ($self->extcmd == 2) {	3022	if ($self->extcmd == 2) {
2683	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2684	} elsif ($self->extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2685	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2686	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2687	}	3027	}
2688	}	3028	}
2689		3029
2690	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2691		3031
…		…
2695		3035
2696	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2697	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2698		3038
2699	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2700	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2701	} elsif ($self->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2702	#TODO: version 1, remove	3042	#TODO: version 1, remove
2703	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2705	}	3045	}
2706	}	3046	}
2707		3047
2708	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2709		3049
…		…
2810		3150
2811	$coro	3151	$coro
2812	}	3152	}
2813		3153
2814	cf::client->attach (	3154	cf::client->attach (
2815	on_destroy => sub {	3155	on_client_destroy => sub {
2816	my ($ns) = @_;	3156	my ($ns) = @_;
2817		3157
2818	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2819	},	3159	},
2820	);	3160	);
…		…
2836	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2837		3177
2838	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2839		3179
2840	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
2841	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
2842	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
2843	sort time	3183	sort time
2844	));	3184	));
2845		3185
2846	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
2848	=pod	3188	=pod
2849		3189
2850	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2851		3191
2852	cf::object	3192	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3193	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3194	insert remove name archname title slaying race decrease split
		3195	value
2855		3196
2856	cf::object::player	3197	cf::object::player
2857	player	3198	player
2858		3199
2859	cf::player	3200	cf::player
…		…
2864		3205
2865	=cut	3206	=cut
2866		3207
2867	for (	3208	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3210	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3211	decrease split destroy change_exp value msg lore send_msg)],
2871	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2873	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2874	) {	3215	) {
2875	no strict 'refs';	3216	no strict 'refs';
2876	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2877	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2895		3236
2896	my $qcode = $code;	3237	my $qcode = $code;
2897	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2898	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2899		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2900	local $_;	3244	local $_;
2901	local @safe::cf::_safe_eval_args = values %vars;
2902		3245
2903	my $eval =	3246	my $eval =
2904	"do {\n"	3247	"do {\n"
2905	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2906	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2907	. $code	3250	. $code
2908	. "\n}"	3251	. "\n}"
2909	;	3252	;
2910		3253
		3254	if ($CFG{safe_eval}) {
2911	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2912	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2913	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
2914		3263
2915	if ($@) {	3264	if ($@) {
2916	warn "$@";	3265	warn "$@";
2917	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2918	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2937	=cut	3286	=cut
2938		3287
2939	sub register_script_function {	3288	sub register_script_function {
2940	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2941		3290
2942	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2943	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2944	}	3293	}
2945		3294
2946	=back	3295	=back
2947		3296
2948	=cut	3297	=cut
…		…
2969		3318
2970	$facedata->{version} == 2	3319	$facedata->{version} == 2
2971	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2972		3321
2973	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2974	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
2975	type => FT_RSRC,	3325	type => FT_RSRC,
2976	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
2977	};	3328	};
2978	cf::cede_to_tick;	3329	cf::cede_to_tick;
2979		3330
2980	{	3331	{
2981	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
2982		3333
2983	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
2985	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2989		3341
2990	cf::cede_to_tick;	3342	cf::cede_to_tick;
2991	}	3343	}
2992		3344
2993	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
2995	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
2996	or next;	3349	or next;
		3350
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3352	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3354	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3015		3369
3016	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
3017	}	3371	}
3018		3372
3019	{	3373	{
3020	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
3023		3375
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
		3377	if (defined $info->{type}) {
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;
3029		3379
3030	if ($info->{type} & 1) {	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3031	# prepend meta info	3381	cf::face::set_type $idx, $info->{type};
3032
3033	my $meta = $enc->encode ({
3034	name => $name,
3035	%{ $info->{meta} || {} },
3036	});
3037
3038	$data = pack "(w/a*)*", $meta, $info->{data};
3039	} else {	3382	} else {
3040	$data = $info->{data};	3383	$RESOURCE{$name} = $info;
3041	}	3384	}
3042		3385
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3386	cf::cede_to_tick;
3047	}	3387	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3388	}
		3389
		3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3391
3068	1	3392	1
3069	}	3393	}
		3394
		3395	cf::global->attach (on_resource_update => sub {
		3396	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3397	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3398
		3399	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3400	my $sound = $soundconf->{compat}[$_]
		3401	or next;
		3402
		3403	my $face = cf::face::find "sound/$sound->[1]";
		3404	cf::sound::set $sound->[0] => $face;
		3405	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3406	}
		3407
		3408	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3409	my $face = cf::face::find "sound/$v";
		3410	cf::sound::set $k => $face;
		3411	}
		3412	}
		3413	});
3070		3414
3071	register_exticmd fx_want => sub {	3415	register_exticmd fx_want => sub {
3072	my ($ns, $want) = @_;	3416	my ($ns, $want) = @_;
3073		3417
3074	while (my ($k, $v) = each %$want) {	3418	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3419	$ns->fx_want ($k, $v);
3076	}	3420	}
3077	};	3421	};
		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
3078		3432
3079	sub reload_regions {	3433	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3434	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3435	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3436	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3450	}
3097		3451
3098	sub reload_archetypes {	3452	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3455	}
3107		3456
3108	sub reload_treasures {	3457	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
3111	}	3460	}
3112		3461
3113	sub reload_resources {	3462	sub reload_resources {
3114	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
3115		3464
		3465	reload_facedata;
		3466	reload_archetypes;
3116	reload_regions;	3467	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3468	reload_treasures;
3121		3469
3122	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
3123	}	3471	}
3124		3472
3125	sub init {
3126	reload_resources;
3127	}
3128
3129	sub reload_config {	3473	sub reload_config {
		3474	warn "reloading config file...\n";
		3475
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
3131	or return;	3477	or return;
3132		3478
3133	local $/;	3479	local $/;
3134	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
3135		3481
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3137		3483
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3143	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3144	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3145	};	3491	};
3146	warn $@ if $@;	3492	warn $@ if $@;
3147	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3148	}	3524	}
3149		3525
3150	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3151	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3544	(async {
3155	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3157	};	3548	};
3158		3549
		3550	evthread_start IO::AIO::poll_fileno;
		3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
3159	reload_config;	3557	reload_config;
3160	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
3161	load_extensions;	3568	load_extensions;
3162		3569
3163	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
3164	Event::loop;	3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
3165	}	3580	}
3166		3581
3167	#############################################################################	3582	#############################################################################
3168	# initialisation and cleanup	3583	# initialisation and cleanup
3169		3584
3170	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
3171	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3589	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
3180	},
3181	);	3591	};
3182	}	3592	}
3183	}	3593	}
3184		3594
3185	sub write_runtime {	3595	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = AE::time;
3187		3597
3188	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3190		3600
3191	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3602
3193	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3194		3604
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3196	or return;	3606	or return;
3197		3607
3198	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3211		3621
3212	close $fh	3622	close $fh
3213	or return;	3623	or return;
3214		3624
3215	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3626	and return;
3217		3627
3218	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3219		3629
3220	1	3630	1
		3631	}
		3632
		3633	our $uuid_lock;
		3634	our $uuid_skip;
		3635
		3636	sub write_uuid_sync($) {
		3637	$uuid_skip ||= $_[0];
		3638
		3639	return if $uuid_lock;
		3640	local $uuid_lock = 1;
		3641
		3642	my $uuid = "$LOCALDIR/uuid";
		3643
		3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3645	or return;
		3646
		3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
		3655	$uuid_skip = 0;
		3656
		3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3658	and return;
		3659
		3660	# always fsync - this file is important
		3661	aio_fsync $fh
		3662	and return;
		3663
		3664	close $fh
		3665	or return;
		3666
		3667	aio_rename "$uuid~", $uuid
		3668	and return;
		3669
		3670	warn "uuid file written ($value).\n";
		3671
		3672	1
		3673
		3674	}
		3675
		3676	sub write_uuid($$) {
		3677	my ($skip, $sync) = @_;
		3678
		3679	$sync ? write_uuid_sync $skip
		3680	: async { write_uuid_sync $skip };
3221	}	3681	}
3222		3682
3223	sub emergency_save() {	3683	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3225		3685
3226	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3227		3687
3228	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3229	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3230	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3231	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3233	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3702	$pl->save;
3237	}	3703	}
3238	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3239		3705
3240	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3241	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3242	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3243	$map->valid or next;	3709	$map->valid or next;
3244	$map->save;	3710	$map->save;
3245	}	3711	}
3246	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3247		3713
3248	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
		3717
		3718	warn "emergency_perl_save: begin write uuid\n";
		3719	write_uuid_sync 1;
		3720	warn "emergency_perl_save: end write uuid\n";
3251	};	3721	};
3252		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3253	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3254	}	3729	}
3255		3730
3256	sub post_cleanup {	3731	sub post_cleanup {
3257	my ($make_core) = @_;	3732	my ($make_core) = @_;
3258		3733
3259	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3260	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3261	}	3765	}
3262		3766
3263	sub do_reload_perl() {	3767	sub do_reload_perl() {
3264	# can/must only be called in main	3768	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3266	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3267	return;	3771	return;
3268	}	3772	}
3269		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = AE::time;
		3777
		3778	while ($RELOAD) {
3270	warn "reloading...";	3779	warn "reloading...";
3271		3780
3272	warn "entering sync_job";	3781	warn "entering sync_job";
3273		3782
3274	cf::sync_job {	3783	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3276	cf::emergency_save;	3785	cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3278		3787
3279	warn "syncing database to disk";	3788	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3281		3790
3282	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3283		3792
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3295	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();
3303
3304	warn "removing commands";
3305	%COMMAND = ();
3306
3307	warn "removing ext/exti commands";
3308	%EXTCMD = ();
3309	%EXTICMD = ();
3310
3311	warn "unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";
3314
3315	if (my $cb = $pkg->can ("unload")) {
3316	eval {
3317	$cb->($pkg);
3318	1
3319	} or warn "$pkg unloaded, but with errors: $@";
3320	}	3796	}
3321		3797
3322	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3323	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3324	}	3800	%EXT_CORO = ();
3325		3801
3326	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3327	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3330	warn "... unloading $k";	3811	warn "... unloading $pkg";
3331	delete $INC{$k};
3332		3812
3333	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;
3335
3336	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3337	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3338	}	3822	}
3339		3823
3340	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3341	}	3839	}
3342		3840
3343	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3345	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346		3844
3347	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3350		3848
3351	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3352	# and global variables created in xs	3850	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3354		3852
3355	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3356		3854
3357	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3358	require cf;	3856	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3360		3858
3361	warn "loading config and database again";	3859	warn "loading config and database again";
3362	cf::reload_config;	3860	cf::reload_config;
3363		3861
3364	warn "loading extensions";	3862	warn "loading extensions";
3365	cf::load_extensions;	3863	cf::load_extensions;
3366		3864
		3865	if ($REATTACH_ON_RELOAD) {
3367	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3370	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3373		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3374	warn "leaving sync_job";	3877	warn "leaving sync_job";
3375		3878
3376	1	3879	1
3377	} or do {	3880	} or do {
3378	warn $@;	3881	warn $@;
3379	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3380	exit 1;
3381	};	3883	};
3382		3884
3383	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = AE::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3384	};	3891	};
3385		3892
3386	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3387		3894
3388	sub reload_perl() {	3895	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3391		3898
3392	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3393	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3394	after => 0,	3901
3395	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3396	cb => sub {
3397	do_reload_perl;	3903	do_reload_perl;
3398	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3399	},	3905	};
3400	);	3906	};
3401	}	3907	}
3402		3908
3403	register_command "reload" => sub {	3909	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3405		3911
3406	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	3916	reload_perl;
		3917	};
3409	}	3918	}
3410	};	3919	};
3411		3920
3412	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3413		3922
…		…
3415		3924
3416	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3418		3927
3419	sub wait_for_tick {	3928	sub wait_for_tick {
3420	return unless $TICK_WATCHER->is_active;
3421	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3422		3930
3423	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3424	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;	3933	$signal->wait;
3426	}	3934	}
3427		3935
3428	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3429	return unless $TICK_WATCHER->is_active;
3430	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3431		3938
3432	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	3941	$signal->wait;
3435	}	3942	}
3436		3943
3437	my $min = 1e6;#d#	3944	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3449	return;	3948	return;
3450	}	3949	}
3451		3950
3452	$NOW = $tick_start = Event::time;
3453
3454	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3455		3952
3456	0 && sync_job {#d#	3953	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3457	for(1..10) {
3458	my $t = Event::time;
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3460	or die;
3461		3954
3462	$map->width (50);	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3463	$map->height (50);	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3464	$map->alloc;	3957	Coro::async_pool {
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	3958	$Coro::current->{desc} = "runtime saver";
3466	my $t = Event::time - $t;	3959	write_runtime_sync
3467		3960	or warn "ERROR: unable to write runtime file: $!";
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	3961	};
		3962	}
3478		3963
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	3965	$sig->send;
3495	}	3966	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3497	$sig->send;	3968	$sig->send;
3498	}	3969	}
3499		3970
3500	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		3973
3511	_post_tick;	3974	if (0) {
3512		3975	if ($NEXT_TICK) {
3513		3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
3514	},	3980	}
3515	);	3981	}
3516		3982
3517	{	3983	{
3518	BDB::max_poll_time $TICK * 0.1;	3984	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	3985
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3528		3987	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	3988	$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		3989
3544	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
		3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		3997
3547	cf::sync_job {	3998	cf::sync_job {
3548	eval {	3999	eval {
3549	BDB::db_env_open	4000	BDB::db_env_open
3550	$DB_ENV,	4001	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	4005	0666;
3555		4006
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	4008	};
3561		4009
3562	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	4011	};
3564	}	4012	}
		4013
		4014	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4015	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4016	};
		4017	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4018	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4019	};
		4020	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4021	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4022	};
3565	}	4023	}
3566		4024
3567	{	4025	{
		4026	# configure IO::AIO
		4027
3568	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	4031	}
3581		4032
3582	my $_log_backtrace;	4033	my $_log_backtrace;
3583		4034
3584	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3587	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3588		4039
3589	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3591	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3592	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3593	my @bt = fork_call {	4047	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4050	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3605	}	4059	}
3606		4060
3607	@funcs	4061	@funcs
3608	};	4062	};
3609		4063
3610	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	4067	--$_log_backtrace;
3613	};	4068	};
3614	} else {	4069	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3616	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3617	}	4072	}
3618	}	4073	}
3619		4074
3620	# load additional modules	4075	# load additional modules
3621	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3622		4078
3623	END { cf::emergency_save }	4079	END { cf::emergency_save }
3624		4080
3625	1	4081	1
3626		4082

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