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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.369 by root, Thu Sep 13 08:35:25 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	124	our $DB_ENV;
88		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
89	our %CFG;	128	our %CFG;
90		129
91	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
93		133
94	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
97		137
98	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		140
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
104		150
105	binmode STDOUT;	151	binmode STDOUT;
106	binmode STDERR;	152	binmode STDERR;
107		153
108	# read virtual server time, if available	154	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
113	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
114		162
115	mkdir $_	163	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		165
118	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
119		167
120	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		180
122	#############################################################################	181	#############################################################################
123		182
124	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
125		184
…		…
161		220
162	The raw value load value from the last tick.	221	The raw value load value from the last tick.
163		222
164	=item %cf::CFG	223	=item %cf::CFG
165		224
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	226	from wherever your confdir points to.
168		227
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		229
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		233
175	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
176		235
177	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	238	that call.
180		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
181	=back	246	=back
182		247
183	=cut	248	=cut
184		249
185	BEGIN {	250	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	251	my $msg = join "", @_;
188		252
189	$msg .= "\n"	253	$msg .= "\n"
190	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
191		255
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		257
194	LOG llevError, $msg;	258	LOG llevError, $msg;
195	};	259	};
196	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
197		274
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	285	for my $pkg (qw(
209	cf::global cf::attachable	286	cf::global cf::attachable
210	cf::object cf::object::player	287	cf::object cf::object::player
211	cf::client cf::player	288	cf::client cf::player
212	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
213	cf::map cf::party cf::region	291	cf::party cf::region
214	)) {	292	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	294	}
218		295
219	$Event::DIED = sub {	296	$EV::DIED = sub {
220	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
221	};	298	};
222		299
223	#############################################################################	300	#############################################################################
224		301
225	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	325	$d
249	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
250	}	327	}
251		328
252	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
253		330
254	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
255		332
256	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
257		334
258	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
259		336
260	=cut	337	=cut
261		338
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		340
264	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
266		357
267	=item cf::lock_wait $string	358	=item cf::lock_wait $string
268		359
269	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
270		361
271	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
272		363
273	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
276	returned.	367	returned.
277		368
278	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	370	deadlocked coro.
…		…
285		376
286	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
287		378
288	=cut	379	=cut
289		380
290	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		382
293	sub lock_wait($) {	383	sub lock_wait($) {
294	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	385	}
307		386
308	sub lock_acquire($) {	387	sub lock_acquire($) {
309	my ($key) = @_;	388	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	389	}
323		390
324	sub lock_active($) {	391	sub lock_active($) {
325	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	393	}
329		394
330	sub freeze_mainloop {	395	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
332		397
333	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	399	}
335	};	400
336	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
337	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over timer.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
338	}	414	}
339		415
340	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
341		417
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		426
351	=cut	427	=cut
352		428
353	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
355		432
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
358	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
359		439
360	while () {	440	while () {
361	next_job:	441	next_job:
		442
362	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	444
364	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	449	$job->[2]->send;
368	Coro::cede;	450	Coro::cede;
369	goto next_job;	451	goto next_job;
370	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	454	}
372	}	455	}
373		456
374	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	460	$signal->wait;
378	} else {	461	} else {
		462	$busy = 0;
379	Coro::schedule;	463	Coro::schedule;
380	}	464	}
381	}	465	}
382	};	466	};
383		467
384	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
385	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
386		472
387	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
388	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
389		476
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
403		490
404	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
405		492
406	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
407		494
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	498	acceptable.
412		499
413	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		506
420	sub sync_job(&) {	507	sub sync_job(&) {
421	my ($job) = @_;	508	my ($job) = @_;
422		509
423	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	511	my $time = AE::time;
425		512
426	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
428		515
429	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	517
431	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
432		519
433	my $busy = 1;	520	my $busy = 1;
434	my @res;	521	my @res;
435		522
436	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	525	@res = eval { $job->() };
438	warn $@ if $@;	526	warn $@ if $@;
439	undef $busy;	527	undef $busy;
440	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
441		529
442	while ($busy) {	530	while ($busy) {
443	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
444	}	535	}
		536	}
445		537
446	$time = Event::time - $time;	538	my $time = AE::time - $time;
447		539
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
452		541
453	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
454	} else {	543	} else {
455	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
456		545
…		…
481	=item fork_call { }, $args	570	=item fork_call { }, $args
482		571
483	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
487		576
488	=cut	577	=cut
489		578
490	sub fork_call(&@) {	579	sub fork_call(&@) {
491	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
498	reset_signals;	587	reset_signals;
499	&$cb	588	&$cb
500	}, @args;	589	}, @args;
501		590
502	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	=item $coin = coin_from_name $name
		595
		596	=cut
		597
		598	our %coin_alias = (
		599	"silver" => "silvercoin",
		600	"silvercoin" => "silvercoin",
		601	"silvercoins" => "silvercoin",
		602	"gold" => "goldcoin",
		603	"goldcoin" => "goldcoin",
		604	"goldcoins" => "goldcoin",
		605	"platinum" => "platinacoin",
		606	"platinumcoin" => "platinacoin",
		607	"platinumcoins" => "platinacoin",
		608	"platina" => "platinacoin",
		609	"platinacoin" => "platinacoin",
		610	"platinacoins" => "platinacoin",
		611	"royalty" => "royalty",
		612	"royalties" => "royalty",
		613	);
		614
		615	sub coin_from_name($) {
		616	$coin_alias{$_[0]}
		617	? cf::arch::find $coin_alias{$_[0]}
		618	: undef
503	}	619	}
504		620
505	=item $value = cf::db_get $family => $key	621	=item $value = cf::db_get $family => $key
506		622
507	Returns a single value from the environment database.	623	Returns a single value from the environment database.
…		…
646		762
647	#############################################################################	763	#############################################################################
648		764
649	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
650		766
651	Many objects in crossfire are so-called attachable objects. That means you can	767	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
654		770
655	In the following description, CLASS can be any of C<global>, C<object>	771	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	773	Deliantra).
658		774
659	=over 4	775	=over 4
660		776
661	=item $attachable->attach ($attachment, key => $value...)	777	=item $attachable->attach ($attachment, key => $value...)
662		778
…		…
706	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
707		823
708	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
710		826
711	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
713		829
714	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
715		831
716	=over 4	832	=over 4
…		…
944	}	1060	}
945		1061
946	0	1062	0
947	}	1063	}
948		1064
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1065	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1066
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1067	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1068
953	Generate an object-specific event with the given arguments.	1069	Generate an object-specific event with the given arguments.
954		1070
…		…
960		1076
961	=cut	1077	=cut
962		1078
963	#############################################################################	1079	#############################################################################
964	# object support	1080	# object support
965	#
966		1081
		1082	sub _object_equal($$);
		1083	sub _object_equal($$) {
		1084	my ($a, $b) = @_;
		1085
		1086	return 0 unless (ref $a) eq (ref $b);
		1087
		1088	if ("HASH" eq ref $a) {
		1089	my @ka = keys %$a;
		1090	my @kb = keys %$b;
		1091
		1092	return 0 if @ka != @kb;
		1093
		1094	for (0 .. $#ka) {
		1095	return 0 unless $ka[$_] eq $kb[$_];
		1096	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1097	}
		1098
		1099	} elsif ("ARRAY" eq ref $a) {
		1100
		1101	return 0 if @$a != @$b;
		1102
		1103	for (0 .. $#$a) {
		1104	return 0 unless _object_equal $a->[$_], $b->[$_];
		1105	}
		1106
		1107	} elsif ($a ne $b) {
		1108	return 0;
		1109	}
		1110
		1111	1
		1112	}
		1113
		1114	our $SLOW_MERGES;#d#
967	sub _can_merge {	1115	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1116	my ($ob1, $ob2) = @_;
969		1117
970	local $Storable::canonical = 1;	1118	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1119
974	$fob1 eq $fob2	1120	# we do the slow way here
		1121	return _object_equal $ob1, $ob2
975	}	1122	}
976		1123
977	sub reattach {	1124	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1126	my ($obj) = @_;
980		1127
		1128	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1130
983	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
984		1132
985	@$registry = ();	1133	@$registry = ();
986		1134
…		…
1001	cf::attachable->attach (	1149	cf::attachable->attach (
1002	prio => -1000000,	1150	prio => -1000000,
1003	on_instantiate => sub {	1151	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1152	my ($obj, $data) = @_;
1005		1153
1006	$data = from_json $data;	1154	$data = decode_json $data;
1007		1155
1008	for (@$data) {	1156	for (@$data) {
1009	my ($name, $args) = @$_;	1157	my ($name, $args) = @$_;
1010		1158
1011	$obj->attach ($name, %{$args || {} });	1159	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1172	},
1025	);	1173	);
1026		1174
1027	sub object_freezer_save {	1175	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1176	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1177
1032	sync_job {	1178	sync_job {
1033	if (length $$rdata) {	1179	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1180	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
1037		1183
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1042	close $fh;	1191	aio_close $fh;
1043		1192
1044	if (@$objs) {	1193	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1050	close $fh;	1202	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1204	}
1053	} else {	1205	} else {
1054	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
1055	}	1207	}
1056		1208
1057	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1213	} else {
1059	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
1060	}	1215	}
1061	} else {	1216	} else {
1062	aio_unlink $filename;	1217	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1064	}	1219	}
1065	};	1220	};
1066
1067	undef $guard;
1068	}	1221	}
1069		1222
1070	sub object_freezer_as_string {	1223	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1224	my ($rdata, $objs) = @_;
1072		1225
…		…
1077		1230
1078	sub object_thawer_load {	1231	sub object_thawer_load {
1079	my ($filename) = @_;	1232	my ($filename) = @_;
1080		1233
1081	my ($data, $av);	1234	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1235
1085	(aio_load $filename, $data) >= 0	1236	(aio_load $filename, $data) >= 0
1086	or return;	1237	or return;
1087		1238
1088	unless (aio_stat "$filename.pst") {	1239	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1240	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1241	or return;
1091		1242
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1243	my $st = eval { Coro::Storable::thaw $av };
		1244	$av = $st->{objs};
1094	}	1245	}
1095		1246
1096	utf8::decode (my $decname = $filename);	1247	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1248	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1249	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1160		1311
1161	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1162	}	1313	}
1163		1314
		1315	use File::Glob ();
		1316
1164	cf::player->attach (	1317	cf::player->attach (
1165	on_command => sub {	1318	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1167		1320
1168	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1169	or return;	1322	or return;
1170		1323
…		…
1200		1353
1201	cf::override;	1354	cf::override;
1202	},	1355	},
1203	);	1356	);
1204		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
		1370
1205	sub load_extensions {	1371	sub load_extensions {
1206	cf::sync_job {	1372	cf::sync_job {
1207	my %todo;	1373	my %todo;
1208		1374
1209	for my $path (<$LIBDIR/*.ext>) {	1375	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1394
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1397
1232	$ext{source} =	1398	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1235	. $source	1401	. $source
1236	. "\n};\n1";	1402	. "\n};\n1";
1237		1403
1238	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1239	}	1405	}
1240		1406
		1407	my $pass = 0;
1241	my %done;	1408	my %done;
1242	while (%todo) {	1409	while (%todo) {
1243	my $progress;	1410	my $progress;
1244		1411
		1412	++$pass;
		1413
		1414	ext:
1245	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1417	next ext
1248	unless exists $done{$_};	1418	unless exists $done{$_};
1249	}	1419	}
1250		1420
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1422
1253	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1427
		1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1429	if exists $v->{meta}{mandatory};
1258	warn $msg;	1430	} else {
1259	warn "mandatory extension failed to load, exiting.\n";	1431	$done{$k} = delete $todo{$k};
1260	exit 1;	1432	push @EXTS, $v->{pkg};
1261	}	1433	$progress = 1;
1262		1434
1263	warn $msg;	1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1264	}	1437	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1438	}
1270		1439
1271	skip:	1440	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1274	}	1448	}
1275	};	1449	};
1276	}	1450	}
1277		1451
1278	#############################################################################	1452	#############################################################################
1279		1453
1280	=back	1454	=back
1281		1455
1282	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1283		1457
1284	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1285		1459
1286	=cut	1460	=cut
1287		1461
1288	package cf::player;	1462	package cf::player;
1289		1463
…		…
1332		1506
1333	sub exists($) {	1507	sub exists($) {
1334	my ($login) = @_;	1508	my ($login) = @_;
1335		1509
1336	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1338	}	1512	}
1339		1513
1340	sub find($) {	1514	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1516	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1526	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1527
1354	my $f = new_from_file cf::object::thawer path $login	1528	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1529	or return;
1356		1530
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1531	my $pl = cf::player::load_pl $f
1359	or return;	1532	or return;
		1533
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1534	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1535	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1363	}	1537	}
1364	}	1538	}
1365	}	1539	}
1366		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
		1553
1367	sub save($) {	1554	sub save($) {
1368	my ($pl) = @_;	1555	my ($pl) = @_;
1369		1556
1370	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
1371		1558
…		…
1374		1561
1375	return if $pl->{deny_save};	1562	return if $pl->{deny_save};
1376		1563
1377	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
		1566
		1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1571
1380	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1573	cf::cede_to_tick;
1382	}	1574	}
1383		1575
…		…
1415	my ($pl) = @_;	1607	my ($pl) = @_;
1416		1608
1417	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1418		1610
1419	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1613
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1426		1620
1427	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1661
1468	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
1469	my $path = path $login;	1663	my $path = path $login;
1470		1664
1471	# a .pst is a dead give-away for a valid player	1665	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1671	}
1477		1672
…		…
1508	}	1703	}
1509		1704
1510	\@paths	1705	\@paths
1511	}	1706	}
1512		1707
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1709
1515	Expand crossfire pod fragments into protocol xml.	1710	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1711
1564	=item $player->ext_reply ($msgid, @msg)	1712	=item $player->ext_reply ($msgid, @msg)
1565		1713
1566	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1567		1715
…		…
1634	our $MAX_RESET = 3600;	1782	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1783	our $DEFAULT_RESET = 3000;
1636		1784
1637	sub generate_random_map {	1785	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1786	my ($self, $rmp) = @_;
		1787
		1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1789
1639	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1791	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1916
1766	# the temporary/swap location	1917	# the temporary/swap location
1767	sub save_path {	1918	sub save_path {
1768	my ($self) = @_;	1919	my ($self) = @_;
1769		1920
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1921	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1922	"$TMPDIR/$path.map"
1772	}	1923	}
1773		1924
1774	# the unique path, undef == no special unique path	1925	# the unique path, undef == no special unique path
1775	sub uniq_path {	1926	sub uniq_path {
1776	my ($self) = @_;	1927	my ($self) = @_;
1777		1928
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1931	}
1790		1932
1791	sub decay_objects {	1933	sub decay_objects {
1792	my ($self) = @_;	1934	my ($self) = @_;
1793		1935
…		…
1877	sub find {	2019	sub find {
1878	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
1879		2021
1880	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
1881		2023
1882	cf::lock_wait "map_data:$path";#d#remove	2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2026
1885	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
1890	or return;	2029	or return;
1891		2030
1892	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
1893		2032
…		…
1895	or return;	2034	or return;
1896		2035
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
1900	undef $guard1;	2040	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2041	$map->reset;
1903	return find $path;	2042	return find $path;
1904	}	2043	}
1905		2044
1906	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
1907	}	2046	}
1908	}	2047	}
1909		2048
1910	sub pre_load { }	2049	sub pre_load { }
1911	sub post_load { }	2050	#sub post_load { } # XS
1912		2051
1913	sub load {	2052	sub load {
1914	my ($self) = @_;	2053	my ($self) = @_;
1915		2054
1916	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2072	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2073	$f->skip_block;
1935	$self->_load_objects ($f)	2074	$self->_load_objects ($f)
1936	or return;	2075	or return;
1937		2076
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
1939	if delete $self->{load_original};	2078	if delete $self->{load_original};
1940		2079
1941	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2081	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2082	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2101	$self->decay_objects;
1963	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
1964	$self->update_buttons;	2103	$self->update_buttons;
1965	cf::cede_to_tick;	2104	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2105	$self->activate;
1969	}	2106	}
1970		2107
1971	$self->{last_save} = $cf::RUNTIME;	2108	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2109	$self->last_access ($cf::RUNTIME);
1973		2110
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2111	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2112	}
1976		2113
1977	$self->post_load;	2114	$self->post_load;
1978	}	2115	}
1979		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2120	sub customise_for {
1981	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
1982		2122
1983	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2124	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2177	my ($path, $origin, $load) = @_;
2038		2178
2039	$path = normalise $path, $origin && $origin->{path};	2179	$path = normalise $path, $origin && $origin->{path};
2040		2180
2041	if (my $map = $cf::MAP{$path}) {	2181	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2183	}
2044		2184
2045	$MAP_PREFETCH{$path} |= $load;	2185	$MAP_PREFETCH{$path} |= $load;
2046		2186
2047	$MAP_PREFETCHER ||= cf::async {	2187	$MAP_PREFETCHER ||= cf::async {
		2188	$Coro::current->{desc} = "map prefetcher";
		2189
2048	while (%MAP_PREFETCH) {	2190	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2191	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2192	if (my $map = find $k) {
2051	$map->load if $v;	2193	$map->load if $v;
2052	}	2194	}
…		…
2078	return if $self->{deny_save};	2220	return if $self->{deny_save};
2079		2221
2080	local $self->{last_access} = $self->last_access;#d#	2222	local $self->{last_access} = $self->last_access;#d#
2081		2223
2082	cf::async {	2224	cf::async {
		2225	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2226	$_->contr->save for $self->players;
2084	};	2227	};
		2228
		2229	cf::get_slot 0.02;
2085		2230
2086	if ($uniq) {	2231	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2233	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2234	} else {
…		…
2098	$self->save;	2243	$self->save;
2099		2244
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2246
2102	return if $self->players;	2247	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2248	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2249	return if $self->{deny_save};
2105		2250
2106	$self->in_memory (cf::MAP_SWAPPED);	2251	$self->in_memory (cf::MAP_SWAPPED);
2107		2252
2108	$self->deactivate;	2253	$self->deactivate;
…		…
2133		2278
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2280
2136	return if $self->players;	2281	return if $self->players;
2137		2282
2138	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
2139		2284
2140	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2141		2286
2142	# need to save uniques path	2287	# need to save uniques path
2143	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2226		2371
2227	sub unique_maps() {	2372	sub unique_maps() {
2228	[	2373	[
2229	map {	2374	map {
2230	utf8::decode $_;	2375	utf8::decode $_;
2231	/\.map$/	2376	s/\.map$//; # TODO future compatibility hack
		2377	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2378	? ()
2232	? normalise $_	2379	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2381	]
2236	}	2382	}
2237		2383
2238	package cf;	2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
2239		2415
2240	=back	2416	=back
2241		2417
2242	=head3 cf::object	2418	=head3 cf::object
2243		2419
…		…
2247		2423
2248	=over 4	2424	=over 4
2249		2425
2250	=item $ob->inv_recursive	2426	=item $ob->inv_recursive
2251		2427
2252	Returns the inventory of the object _and_ their inventories, recursively.	2428	Returns the inventory of the object I<and> their inventories, recursively,
		2429	but I<not> the object itself.
2253		2430
2254	=cut	2431	=cut
2255		2432
2256	sub inv_recursive_;	2433	sub inv_recursive_;
2257	sub inv_recursive_ {	2434	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2439	inv_recursive_ inv $_[0]
2263	}	2440	}
2264		2441
2265	=item $ref = $ob->ref	2442	=item $ref = $ob->ref
2266		2443
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2444	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2445
2269	=item $ob = cf::object::deref ($refstring)	2446	=item $ob = cf::object::deref ($refstring)
2270		2447
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2449	even if the object actually exists. May block.
…		…
2274	=cut	2451	=cut
2275		2452
2276	sub deref {	2453	sub deref {
2277	my ($ref) = @_;	2454	my ($ref) = @_;
2278		2455
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2456	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2457	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2458	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2459	or return;
2286	$pl->ob->uuid eq $uuid	2460	$pl->ob->uuid eq $uuid
2287	or return;	2461	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2309		2483
2310	=cut	2484	=cut
2311		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
		2499
2312	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2501	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2504	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2517
2330	} else {	2518	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2521	}
2334	}	2522	}
2335	}	2523	}
2336		2524
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2550
2363	=item $player_object->enter_link	2551	=item $player_object->enter_link
2364		2552
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2554
2367	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2369		2559
2370	Will never block.	2560	Will never block.
2371		2561
2372	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2373		2563
…		…
2425	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2427		2617
2428	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2431		2621
2432	$map->load;	2622	$map->load;
2433	$map->load_neighbours;	2623	$map->load_neighbours;
2434		2624
2435	return unless $self->contr->active;	2625	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2626
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
2440	}	2632	}
2441		2633
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2635
2444	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2639	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2640	be called at the end of this process.
2449		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
		2644
2450	=cut	2645	=cut
2451		2646
2452	our $GOTOGEN;	2647	our $GOTOGEN;
2453		2648
2454	sub cf::object::player::goto {	2649	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2653	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2654
2460	$self->enter_link;	2655	$self->enter_link;
2461		2656
2462	(async {	2657	(async {
		2658	$Coro::current->{desc} = "player::goto $path $x $y";
		2659
2463	# *tag paths override both path and x|y	2660	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2661	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2662	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2663	my $ob = $obs[rand @obs];
2467		2664
…		…
2530	}	2727	}
2531		2728
2532	sub prepare_random_map {	2729	sub prepare_random_map {
2533	my ($exit) = @_;	2730	my ($exit) = @_;
2534		2731
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2734	# that depends on the exit object
2540		2735
2541	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2738	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2548	}	2745	}
2549		2746
2550	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2551		2748
2552	my $data = cf::to_json $rmp;	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2750	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2751	my $meta = "$RANDOMDIR/$md5.meta";
2555		2752
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2755	undef $fh;
2559	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2560		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2563	}	2764	}
2564	}	2765	}
2565		2766
2566	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2568		2769
2569	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2570		2771
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2772	$self->enter_link;
2583		2773
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2774	(async {
2589	$self->deactivate_recursive; # just to be sure	2775	$Coro::current->{desc} = "enter_exit";
		2776
2590	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2591	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2592		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2593	1;	2798	1
2594	}) {	2799	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2804
2600	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2822	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2823	my ($self, $text, $flags) = @_;
2619		2824
2620	utf8::encode $text;	2825	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2827	}
		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
2622	}	2852	}
2623		2853
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2855
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2858	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2859	the message unless the client supports the msg packet.
2630		2860
2631	=cut	2861	=cut
2632		2862
		2863	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
2634	"c/identify" => {	2871	"c/identify" => {
2635	id => "identify",	2872	id => "infobox",
2636	title => "Identify",	2873	title => "Identify",
2637	reply => undef,	2874	reply => undef,
2638	tooltip => "Items recently identified",	2875	tooltip => "Items recently identified",
2639	},	2876	},
2640	"c/examine" => {	2877	"c/examine" => {
2641	id => "examine",	2878	id => "infobox",
2642	title => "Examine",	2879	title => "Examine",
2643	reply => undef,	2880	reply => undef,
2644	tooltip => "Signs and other items you examined",	2881	tooltip => "Signs and other items you examined",
2645	},	2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
		2888	},
		2889	"c/book" => {
		2890	id => "infobox",
		2891	title => "Book",
		2892	reply => undef,
		2893	tooltip => "The contents of a note or book",
		2894	},
		2895	"c/lookat" => {
		2896	id => "infobox",
		2897	title => "Look",
		2898	reply => undef,
		2899	tooltip => "What you saw there",
		2900	},
		2901	"c/who" => {
		2902	id => "infobox",
		2903	title => "Players",
		2904	reply => undef,
		2905	tooltip => "Shows players who are currently online",
		2906	},
		2907	"c/body" => {
		2908	id => "infobox",
		2909	title => "Body Parts",
		2910	reply => undef,
		2911	tooltip => "Shows which body parts you posess and are available",
		2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
		2949	"c/uptime" => {
		2950	id => "infobox",
		2951	title => "Uptime",
		2952	reply => undef,
		2953	tooltip => "How long the server has been running since last restart",
		2954	},
		2955	"c/mapinfo" => {
		2956	id => "infobox",
		2957	title => "Map Info",
		2958	reply => undef,
		2959	tooltip => "Information related to the maps",
		2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
2646	);	2975	);
2647		2976
2648	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2979
2651	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
2652		2982
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2984
2655	# check predefined channels, for the benefit of C	2985	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2986	if ($CHANNEL{$channel}) {
		2987	$channel = $CHANNEL{$channel};
2657		2988
		2989	$self->ext_msg (channel_info => $channel);
		2990	$channel = $channel->{id};
		2991
2658	if (ref $channel) {	2992	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2993	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2994	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2995	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2996	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	2997	}
2665		2998
2666	$channel = $channel->{id};	2999	$channel = $channel->{id};
2667	}	3000	}
2668		3001
2669	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2670		3003
2671	if ($self->can_msg) {
2672	# default colour, mask it out	3004	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	3006	if $color & cf::NDI_DEF;
2675		3007
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	3008	my $pkt = "msg "
		3009	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	3011	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		3012
2690	$color &= cf::NDI_COLOR_MASK;	3013	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	3014	}
2704		3015
2705	=item $client->ext_msg ($type, @msg)	3016	=item $client->ext_msg ($type, @msg)
2706		3017
2707	Sends an ext event to the client.	3018	Sends an ext event to the client.
…		…
2710		3021
2711	sub cf::client::ext_msg($$@) {	3022	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3023	my ($self, $type, @msg) = @_;
2713		3024
2714	if ($self->extcmd == 2) {	3025	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	3027	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	3028	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	3030	}
2720	}	3031	}
2721		3032
2722	=item $client->ext_reply ($msgid, @msg)	3033	=item $client->ext_reply ($msgid, @msg)
2723		3034
…		…
2727		3038
2728	sub cf::client::ext_reply($$@) {	3039	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3040	my ($self, $id, @msg) = @_;
2730		3041
2731	if ($self->extcmd == 2) {	3042	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {	3044	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove	3045	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;	3046	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}	3048	}
2738	}	3049	}
2739		3050
2740	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2741		3052
…		…
2842		3153
2843	$coro	3154	$coro
2844	}	3155	}
2845		3156
2846	cf::client->attach (	3157	cf::client->attach (
2847	on_destroy => sub {	3158	on_client_destroy => sub {
2848	my ($ns) = @_;	3159	my ($ns) = @_;
2849		3160
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3162	},
2852	);	3163	);
…		…
2868	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
2869		3180
2870	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
2871		3182
2872	$safe->permit_only (Opcode::opset qw(	3183	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3184	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3185	grepstart grepwhile mapstart mapwhile
2875	sort time	3186	sort time
2876	));	3187	));
2877		3188
2878	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
…		…
2880	=pod	3191	=pod
2881		3192
2882	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
2883		3194
2884	cf::object	3195	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3196	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3197	insert remove name archname title slaying race decrease split
		3198	value
2887		3199
2888	cf::object::player	3200	cf::object::player
2889	player	3201	player
2890		3202
2891	cf::player	3203	cf::player
…		…
2896		3208
2897	=cut	3209	=cut
2898		3210
2899	for (	3211	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3213	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3214	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
2906	) {	3218	) {
2907	no strict 'refs';	3219	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2927		3239
2928	my $qcode = $code;	3240	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
2931		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
2932	local $_;	3247	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3248
2935	my $eval =	3249	my $eval =
2936	"do {\n"	3250	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3253	. $code
2940	. "\n}"	3254	. "\n}"
2941	;	3255	;
2942		3256
		3257	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
2946		3266
2947	if ($@) {	3267	if ($@) {
2948	warn "$@";	3268	warn "$@";
2949	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
2950	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2969	=cut	3289	=cut
2970		3290
2971	sub register_script_function {	3291	sub register_script_function {
2972	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
2973		3293
2974	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
2976	}	3296	}
2977		3297
2978	=back	3298	=back
2979		3299
2980	=cut	3300	=cut
…		…
3001		3321
3002	$facedata->{version} == 2	3322	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3324
3005	# patch in the exptable	3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3327	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3328	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
3009	};	3331	};
3010	cf::cede_to_tick;	3332	cf::cede_to_tick;
3011		3333
3012	{	3334	{
3013	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
3014		3336
3015	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3339
3017	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3021		3344
3022	cf::cede_to_tick;	3345	cf::cede_to_tick;
3023	}	3346	}
3024		3347
3025	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3349	next unless $info->{smooth};
		3350
3027	my $idx = cf::face::find $face	3351	my $idx = cf::face::find $face
3028	or next;	3352	or next;
		3353
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3354	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3355	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3357	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3358	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047		3372
3048	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
3049	}	3374	}
3050		3375
3051	{	3376	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
3055		3378
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
		3380	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3382
3062	if ($info->{type} & 1) {	3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3384	cf::face::set_type $idx, $info->{type};
3064
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3385	} else {
3072	$data = $info->{data};	3386	$RESOURCE{$name} = $info;
3073	}	3387	}
3074		3388
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3389	cf::cede_to_tick;
3079	}	3390	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3391	}
		3392
		3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3394
3100	1	3395	1
3101	}	3396	}
		3397
		3398	cf::global->attach (on_resource_update => sub {
		3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3401
		3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3403	my $sound = $soundconf->{compat}[$_]
		3404	or next;
		3405
		3406	my $face = cf::face::find "sound/$sound->[1]";
		3407	cf::sound::set $sound->[0] => $face;
		3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3409	}
		3410
		3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3412	my $face = cf::face::find "sound/$v";
		3413	cf::sound::set $k => $face;
		3414	}
		3415	}
		3416	});
3102		3417
3103	register_exticmd fx_want => sub {	3418	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3419	my ($ns, $want) = @_;
3105		3420
3106	while (my ($k, $v) = each %$want) {	3421	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3422	$ns->fx_want ($k, $v);
3108	}	3423	}
3109	};	3424	};
		3425
		3426	sub load_resource_file($) {
		3427	my $guard = lock_acquire "load_resource_file";
		3428
		3429	my $status = load_resource_file_ $_[0];
		3430	get_slot 0.1, 100;
		3431	cf::arch::commit_load;
		3432
		3433	$status
		3434	}
3110		3435
3111	sub reload_regions {	3436	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3437	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3438	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3439	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3453	}
3129		3454
3130	sub reload_archetypes {	3455	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3456	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3457	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3458	}
3139		3459
3140	sub reload_treasures {	3460	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3461	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3462	or die "unable to load treasurelists\n";
3143	}	3463	}
3144		3464
3145	sub reload_resources {	3465	sub reload_resources {
3146	warn "reloading resource files...\n";	3466	warn "reloading resource files...\n";
3147		3467
		3468	reload_facedata;
		3469	reload_archetypes;
3148	reload_regions;	3470	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3471	reload_treasures;
3153		3472
3154	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
3155	}	3474	}
3156		3475
3157	sub init {
3158	reload_resources;
3159	}
3160
3161	sub reload_config {	3476	sub reload_config {
		3477	warn "reloading config file...\n";
		3478
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3480	or return;
3164		3481
3165	local $/;	3482	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
3167		3484
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3486
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3175	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3176	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
3177	};	3494	};
3178	warn $@ if $@;	3495	warn $@ if $@;
3179	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
3180	}	3527	}
3181		3528
3182	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
3183	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3547	(async {
3187	Event::one_event;	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3549	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
3189	};	3551	};
3190		3552
		3553	evthread_start IO::AIO::poll_fileno;
		3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
3191	reload_config;	3560	reload_config;
3192	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
3193	load_extensions;	3571	load_extensions;
3194		3572
3195	$TICK_WATCHER->start;	3573	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
		3580	};
		3581
		3582	main_loop;
3197	}	3583	}
3198		3584
3199	#############################################################################	3585	#############################################################################
3200	# initialisation and cleanup	3586	# initialisation and cleanup
3201		3587
3202	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
3203	BEGIN {	3589	BEGIN {
		3590	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
3212	},
3213	);	3594	};
3214	}	3595	}
3215	}	3596	}
3216		3597
3217	sub write_runtime {	3598	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
3219		3600
3220	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
3222		3603
3223	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3605
3225	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
3226		3607
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3609	or return;
3229		3610
3230	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
3243		3624
3244	close $fh	3625	close $fh
3245	or return;	3626	or return;
3246		3627
3247	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3629	and return;
3249		3630
3250	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3251		3632
3252	1	3633	1
		3634	}
		3635
		3636	our $uuid_lock;
		3637	our $uuid_skip;
		3638
		3639	sub write_uuid_sync($) {
		3640	$uuid_skip ||= $_[0];
		3641
		3642	return if $uuid_lock;
		3643	local $uuid_lock = 1;
		3644
		3645	my $uuid = "$LOCALDIR/uuid";
		3646
		3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3648	or return;
		3649
		3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
		3658	$uuid_skip = 0;
		3659
		3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3661	and return;
		3662
		3663	# always fsync - this file is important
		3664	aio_fsync $fh
		3665	and return;
		3666
		3667	close $fh
		3668	or return;
		3669
		3670	aio_rename "$uuid~", $uuid
		3671	and return;
		3672
		3673	warn "uuid file written ($value).\n";
		3674
		3675	1
		3676
		3677	}
		3678
		3679	sub write_uuid($$) {
		3680	my ($skip, $sync) = @_;
		3681
		3682	$sync ? write_uuid_sync $skip
		3683	: async { write_uuid_sync $skip };
3253	}	3684	}
3254		3685
3255	sub emergency_save() {	3686	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
3257		3688
3258	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
3259		3690
3260	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
3261	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3703	$pl->valid or next;
		3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3705	$pl->save;
3269	}	3706	}
3270	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
3271		3708
3272	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3712	$map->valid or next;
3276	$map->save;	3713	$map->save;
3277	}	3714	}
3278	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
3279		3716
3280	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
		3720
		3721	warn "emergency_perl_save: begin write uuid\n";
		3722	write_uuid_sync 1;
		3723	warn "emergency_perl_save: end write uuid\n";
3283	};	3724	};
3284		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
3285	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
3286	}	3732	}
3287		3733
3288	sub post_cleanup {	3734	sub post_cleanup {
3289	my ($make_core) = @_;	3735	my ($make_core) = @_;
3290		3736
3291	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
3293	}	3768	}
3294		3769
3295	sub do_reload_perl() {	3770	sub do_reload_perl() {
3296	# can/must only be called in main	3771	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
3299	return;	3774	return;
3300	}	3775	}
3301		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
3302	warn "reloading...";	3782	warn "reloading...";
3303		3783
3304	warn "entering sync_job";	3784	warn "entering sync_job";
3305		3785
3306	cf::sync_job {	3786	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3788	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
3310		3790
3311	warn "syncing database to disk";	3791	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3793
3314	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
3315		3795
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3799	}
3353		3800
3354	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3356	}	3803	%EXT_CORO = ();
3357		3804
3358	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3814	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3815
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3369	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3370	}	3825	}
3371		3826
3372	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3373	}	3842	}
3374		3843
3375	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3847
3379	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3851
3383	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3853	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3386		3855
3387	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3388		3857
3389	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3390	require cf;	3859	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3392		3861
3393	warn "loading config and database again";	3862	warn "loading config and database again";
3394	cf::reload_config;	3863	cf::reload_config;
3395		3864
3396	warn "loading extensions";	3865	warn "loading extensions";
3397	cf::load_extensions;	3866	cf::load_extensions;
3398		3867
		3868	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3405		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3406	warn "leaving sync_job";	3880	warn "leaving sync_job";
3407		3881
3408	1	3882	1
3409	} or do {	3883	} or do {
3410	warn $@;	3884	warn $@;
3411	warn "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3886	};
3414		3887
3415	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3416	};	3894	};
3417		3895
3418	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3419		3897
3420	sub reload_perl() {	3898	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3423		3901
3424	$RELOAD_WATCHER ||= Event->timer (	3902	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3903	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3904
3427	data => WF_AUTOCANCEL,	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3906	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
3431	},	3908	};
3432	);	3909	};
3433	}	3910	}
3434		3911
3435	register_command "reload" => sub {	3912	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
3437		3914
3438	if ($who->flag (FLAG_WIZ)) {	3915	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3916	$who->message ("reloading server.");
		3917	async {
		3918	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3919	reload_perl;
		3920	};
3441	}	3921	}
3442	};	3922	};
3443		3923
3444	unshift @INC, $LIBDIR;	3924	unshift @INC, $LIBDIR;
3445		3925
…		…
3447		3927
3448	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3450		3930
3451	sub wait_for_tick {	3931	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3454		3933
3455	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3936	$signal->wait;
3458	}	3937	}
3459		3938
3460	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3463		3941
3464	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3944	$signal->wait;
3467	}	3945	}
3468		3946
3469	our $stat_fh;	3947	sub tick {
3470	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3471
3472	$TICK_WATCHER = Event->timer (
3473	reentrant => 0,
3474	parked => 1,
3475	prio => 0,
3476	at => $NEXT_TICK || $TICK,
3477	data => WF_AUTOCANCEL,
3478	cb => sub {
3479	if ($Coro::current != $Coro::main) {	3948	if ($Coro::current != $Coro::main) {
3480	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3481	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3482	return;	3951	return;
3483	}	3952	}
3484		3953
3485	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3486
3487	$NOW = $tick_start = Event::time;
3488
3489	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
3490		3955
3491	$RUNTIME += $TICK;	3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3492	$NEXT_TICK += $TICK;
3493		3957
3494	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3495	$NEXT_RUNTIME_WRITE = $NOW + 10;	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3496	Coro::async_pool {	3960	Coro::async_pool {
		3961	$Coro::current->{desc} = "runtime saver";
3497	write_runtime	3962	write_runtime_sync
3498	or warn "ERROR: unable to write runtime file: $!";	3963	or warn "ERROR: unable to write runtime file: $!";
3499	};
3500	}	3964	};
		3965	}
3501		3966
3502	# my $AFTER = Event::time;
3503	# warn $AFTER - $NOW;#d#
3504
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	3968	$sig->send;
3507	}	3969	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	3970	while (my $sig = shift @WAIT_FOR_TICK) {
3509	$sig->send;	3971	$sig->send;
3510	}	3972	}
3511		3973
3512	$NOW = Event::time;	3974	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		3976
3523	_post_tick;	3977	if (0) {
3524		3978	if ($NEXT_TICK) {
3525	# gather some statistics#d#	3979	my $jitter = $TICK_START - $NEXT_TICK;
3526	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3527	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3981	warn "jitter $JITTER\n";#d#
		3982	}
3528	},	3983	}
3529	);	3984	}
3530		3985
3531	{	3986	{
		3987	# configure BDB
		3988
3532	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3533	BDB::max_poll_time $TICK * 0.1;	3990	BDB::max_poll_reqs $TICK * 0.1;
3534	$BDB_POLL_WATCHER = Event->io (	3991	$AnyEvent::BDB::WATCHER->priority (1);
3535	reentrant => 0,
3536	fd => BDB::poll_fileno,
3537	poll => 'r',
3538	prio => 0,
3539	data => WF_AUTOCANCEL,
3540	cb => \&BDB::poll_cb,
3541	);
3542
3543	BDB::set_sync_prepare {
3544	my $status;
3545	my $current = $Coro::current;
3546	(
3547	sub {
3548	$status = $!;
3549	$current->ready; undef $current;
3550	},
3551	sub {
3552	Coro::schedule while defined $current;
3553	$! = $status;
3554	},
3555	)
3556	};
3557		3992
3558	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3559	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
		3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3560		4000
3561	cf::sync_job {	4001	cf::sync_job {
3562	eval {	4002	eval {
3563	BDB::db_env_open	4003	BDB::db_env_open
3564	$DB_ENV,	4004	$DB_ENV,
…		…
3566	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4006	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3567	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4007	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3568	0666;	4008	0666;
3569		4009
3570	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4010	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3571
3572	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3573	| BDB::LOG_AUTOREMOVE, 1);
3574	$DB_ENV->set_lk_detect;
3575	};	4011	};
3576		4012
3577	cf::cleanup "db_env_open(db): $@" if $@;	4013	cf::cleanup "db_env_open(db): $@" if $@;
3578	};	4014	};
3579	}	4015	}
3580		4016
3581	$BDB_CHECKPOINT_WATCHER = Event->timer (	4017	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3582	after => 11,	4018	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3583	interval => 60,	4019	};
3584	hard => 1,	4020	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3585	prio => 0,
3586	data => WF_AUTOCANCEL,
3587	cb => sub {
3588	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3589	},
3590	);	4022	};
3591	$BDB_TRICKLE_WATCHER = Event->timer (	4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3592	after => 5,
3593	interval => 10,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3599	},
3600	);	4025	};
3601	}	4026	}
3602		4027
3603	{	4028	{
		4029	# configure IO::AIO
		4030
3604	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3605
3606	undef $Coro::AIO::WATCHER;
3607	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3608	$AIO_POLL_WATCHER = Event->io (	4033	undef $AnyEvent::AIO::WATCHER;
3609	reentrant => 0,
3610	data => WF_AUTOCANCEL,
3611	fd => IO::AIO::poll_fileno,
3612	poll => 'r',
3613	prio => 6,
3614	cb => \&IO::AIO::poll_cb,
3615	);
3616	}	4034	}
3617		4035
3618	my $_log_backtrace;	4036	my $_log_backtrace;
3619		4037
3620	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3623	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3624		4042
3625	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3626	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3627	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3628	async {	4047	async {
		4048	$Coro::current->{desc} = "abt $msg";
		4049
3629	my @bt = fork_call {	4050	my @bt = fork_call {
3630	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
3631	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4052	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3632	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4053	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3633	or die "addr2line: $!";	4054	or die "addr2line: $!";
…		…
3641	}	4062	}
3642		4063
3643	@funcs	4064	@funcs
3644	};	4065	};
3645		4066
3646	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3647	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3648	--$_log_backtrace;	4070	--$_log_backtrace;
3649	};	4071	};
3650	} else {	4072	} else {
3651	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3652	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3653	}	4075	}
3654	}	4076	}
3655		4077
3656	# load additional modules	4078	# load additional modules
3657	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3658		4081
3659	END { cf::emergency_save }	4082	END { cf::emergency_save }
3660		4083
3661	1	4084	1
3662		4085

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