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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.364 by root, Tue Sep 11 08:41:11 2007 UTC vs.
Revision 1.515 by root, Thu Apr 15 04:56:47 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 time.
		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	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
503	}	630	}
504		631
505	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
506		633
507	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
646		773
647	#############################################################################	774	#############################################################################
648		775
649	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
650		777
651	Many objects in crossfire are so-called attachable objects. That means you can	778	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")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
654		781
655	In the following description, CLASS can be any of C<global>, C<object>	782	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	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	784	Deliantra).
658		785
659	=over 4	786	=over 4
660		787
661	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
662		789
…		…
706	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
707		834
708	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
710		837
711	Some classes such as crossfire maps and objects can specify attachments	838	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.	839	that are attached at load/instantiate time, thus the need for a name.
713		840
714	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
715		842
716	=over 4	843	=over 4
…		…
944	}	1071	}
945		1072
946	0	1073	0
947	}	1074	}
948		1075
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1077
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1079
953	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
954		1081
…		…
960		1087
961	=cut	1088	=cut
962		1089
963	#############################################################################	1090	#############################################################################
964	# object support	1091	# object support
965	#
966		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
967	sub _can_merge {	1126	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
969		1128
970	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1130
974	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
975	}	1133	}
976		1134
977	sub reattach {	1135	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1137	my ($obj) = @_;
980		1138
		1139	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1141
983	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
984		1143
985	@$registry = ();	1144	@$registry = ();
986		1145
…		…
1001	cf::attachable->attach (	1160	cf::attachable->attach (
1002	prio => -1000000,	1161	prio => -1000000,
1003	on_instantiate => sub {	1162	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1005		1164
1006	$data = from_json $data;	1165	$data = decode_json $data;
1007		1166
1008	for (@$data) {	1167	for (@$data) {
1009	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1010		1169
1011	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1183	},
1025	);	1184	);
1026		1185
1027	sub object_freezer_save {	1186	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1188
1032	sync_job {	1189	sync_job {
1033	if (length $$rdata) {	1190	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1037		1194
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1202	aio_close $fh;
1043		1203
1044	if (@$objs) {	1204	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1050	close $fh;	1213	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1215	}
1053	} else {	1216	} else {
1054	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1055	}	1218	}
1056		1219
1057	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1224	} else {
1059	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1060	}	1226	}
1061	} else {	1227	} else {
1062	aio_unlink $filename;	1228	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1064	}	1230	}
1065	};	1231	};
1066
1067	undef $guard;
1068	}	1232	}
1069		1233
1070	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1072		1236
…		…
1077		1241
1078	sub object_thawer_load {	1242	sub object_thawer_load {
1079	my ($filename) = @_;	1243	my ($filename) = @_;
1080		1244
1081	my ($data, $av);	1245	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1246
1085	(aio_load $filename, $data) >= 0	1247	(aio_load $filename, $data) >= 0
1086	or return;	1248	or return;
1087		1249
1088	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1252	or return;
1091		1253
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1094	}	1256	}
1095		1257
1096	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1160		1322
1161	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1162	}	1324	}
1163		1325
		1326	use File::Glob ();
		1327
1164	cf::player->attach (	1328	cf::player->attach (
1165	on_command => sub {	1329	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1167		1331
1168	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1169	or return;	1333	or return;
1170		1334
…		…
1200		1364
1201	cf::override;	1365	cf::override;
1202	},	1366	},
1203	);	1367	);
1204		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1205	sub load_extensions {	1382	sub load_extensions {
1206	cf::sync_job {	1383	cf::sync_job {
1207	my %todo;	1384	my %todo;
1208		1385
1209	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1405
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1408
1232	$ext{source} =	1409	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1235	. $source	1412	. $source
1236	. "\n};\n1";	1413	. "\n};\n1";
1237		1414
1238	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1239	}	1416	}
1240		1417
		1418	my $pass = 0;
1241	my %done;	1419	my %done;
1242	while (%todo) {	1420	while (%todo) {
1243	my $progress;	1421	my $progress;
1244		1422
		1423	++$pass;
		1424
		1425	ext:
1245	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1428	next ext
1248	unless exists $done{$_};	1429	unless exists $done{$_};
1249	}	1430	}
1250		1431
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1433
1253	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1258	warn $msg;	1441	} else {
1259	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1260	exit 1;	1443	push @EXTS, $v->{pkg};
1261	}	1444	$progress = 1;
1262		1445
1263	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1264	}	1448	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1449	}
1270		1450
1271	skip:	1451	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1274	}	1459	}
1275	};	1460	};
1276	}	1461	}
1277		1462
1278	#############################################################################	1463	#############################################################################
1279		1464
1280	=back	1465	=back
1281		1466
1282	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1283		1468
1284	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1285		1470
1286	=cut	1471	=cut
1287		1472
1288	package cf::player;	1473	package cf::player;
1289		1474
…		…
1332		1517
1333	sub exists($) {	1518	sub exists($) {
1334	my ($login) = @_;	1519	my ($login) = @_;
1335		1520
1336	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1338	}	1523	}
1339		1524
1340	sub find($) {	1525	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1527	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1538
1354	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1540	or return;
1356		1541
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1359	or return;	1543	or return;
		1544
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1363	}	1548	}
1364	}	1549	}
1365	}	1550	}
1366		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1367	sub save($) {	1565	sub save($) {
1368	my ($pl) = @_;	1566	my ($pl) = @_;
1369		1567
1370	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1371		1569
…		…
1374		1572
1375	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1376		1574
1377	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1582
1380	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1584	cf::cede_to_tick;
1382	}	1585	}
1383		1586
…		…
1415	my ($pl) = @_;	1618	my ($pl) = @_;
1416		1619
1417	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1418		1621
1419	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1624
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1426		1631
1427	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1672
1468	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1469	my $path = path $login;	1674	my $path = path $login;
1470		1675
1471	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1682	}
1477		1683
…		…
1508	}	1714	}
1509		1715
1510	\@paths	1716	\@paths
1511	}	1717	}
1512		1718
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1720
1515	Expand crossfire pod fragments into protocol xml.	1721	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		1722
1564	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1565		1724
1566	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1567		1726
…		…
1634	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1636		1795
1637	sub generate_random_map {	1796	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1639	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1802	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1927
1766	# the temporary/swap location	1928	# the temporary/swap location
1767	sub save_path {	1929	sub save_path {
1768	my ($self) = @_;	1930	my ($self) = @_;
1769		1931
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1772	}	1934	}
1773		1935
1774	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1775	sub uniq_path {	1937	sub uniq_path {
1776	my ($self) = @_;	1938	my ($self) = @_;
1777		1939
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1941	"$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	}	1942	}
1790		1943
1791	sub decay_objects {	1944	sub decay_objects {
1792	my ($self) = @_;	1945	my ($self) = @_;
1793		1946
…		…
1877	sub find {	2030	sub find {
1878	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1879		2032
1880	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1881		2034
1882	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2037
1885	$cf::MAP{$path} || do {	2038	$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	2039	my $map = new_from_path cf::map $path
1890	or return;	2040	or return;
1891		2041
1892	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1893		2043
…		…
1895	or return;	2045	or return;
1896		2046
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1900	undef $guard1;	2051	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2052	$map->reset;
1903	return find $path;	2053	return find $path;
1904	}	2054	}
1905		2055
1906	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1907	}	2057	}
1908	}	2058	}
1909		2059
1910	sub pre_load { }	2060	sub pre_load { }
1911	sub post_load { }	2061	#sub post_load { } # XS
1912		2062
1913	sub load {	2063	sub load {
1914	my ($self) = @_;	2064	my ($self) = @_;
1915		2065
1916	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2084	$f->skip_block;
1935	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1936	or return;	2086	or return;
1937		2087
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1939	if delete $self->{load_original};	2089	if delete $self->{load_original};
1940		2090
1941	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2092	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2112	$self->decay_objects;
1963	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1964	$self->update_buttons;	2114	$self->update_buttons;
1965	cf::cede_to_tick;	2115	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2116	$self->activate;
1969	}	2117	}
1970		2118
1971	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1973		2121
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2123	}
1976		2124
1977	$self->post_load;	2125	$self->post_load;
1978	}	2126	}
1979		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2131	sub customise_for {
1981	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1982		2133
1983	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2135	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2038		2189
2039	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2040		2191
2041	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2194	}
2044		2195
2045	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2046		2197
2047	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
2048	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2203	if (my $map = find $k) {
2051	$map->load if $v;	2204	$map->load if $v;
2052	}	2205	}
…		…
2078	return if $self->{deny_save};	2231	return if $self->{deny_save};
2079		2232
2080	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
2081		2234
2082	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
2084	};	2238	};
		2239
		2240	cf::get_slot 0.02;
2085		2241
2086	if ($uniq) {	2242	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2245	} else {
…		…
2098	$self->save;	2254	$self->save;
2099		2255
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2257
2102	return if $self->players;	2258	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2260	return if $self->{deny_save};
2105		2261
2106	$self->in_memory (cf::MAP_SWAPPED);	2262	$self->in_memory (cf::MAP_SWAPPED);
2107		2263
2108	$self->deactivate;	2264	$self->deactivate;
…		…
2133		2289
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2291
2136	return if $self->players;	2292	return if $self->players;
2137		2293
2138	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2139		2295
2140	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2141		2297
2142	# need to save uniques path	2298	# need to save uniques path
2143	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2226		2382
2227	sub unique_maps() {	2383	sub unique_maps() {
2228	[	2384	[
2229	map {	2385	map {
2230	utf8::decode $_;	2386	utf8::decode $_;
2231	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2232	? normalise $_	2390	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2392	]
2236	}	2393	}
2237		2394
2238	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2239		2426
2240	=back	2427	=back
2241		2428
2242	=head3 cf::object	2429	=head3 cf::object
2243		2430
…		…
2247		2434
2248	=over 4	2435	=over 4
2249		2436
2250	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2251		2438
2252	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2253		2441
2254	=cut	2442	=cut
2255		2443
2256	sub inv_recursive_;	2444	sub inv_recursive_;
2257	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2263	}	2451	}
2264		2452
2265	=item $ref = $ob->ref	2453	=item $ref = $ob->ref
2266		2454
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2455	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2456
2269	=item $ob = cf::object::deref ($refstring)	2457	=item $ob = cf::object::deref ($refstring)
2270		2458
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2460	even if the object actually exists. May block.
…		…
2274	=cut	2462	=cut
2275		2463
2276	sub deref {	2464	sub deref {
2277	my ($ref) = @_;	2465	my ($ref) = @_;
2278		2466
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2468	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2470	or return;
2286	$pl->ob->uuid eq $uuid	2471	$pl->ob->uuid eq $uuid
2287	or return;	2472	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2309		2494
2310	=cut	2495	=cut
2311		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
		2510
2312	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2512	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2515	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2528
2330	} else {	2529	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2532	}
2334	}	2533	}
2335	}	2534	}
2336		2535
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2561
2363	=item $player_object->enter_link	2562	=item $player_object->enter_link
2364		2563
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2565
2367	The player should be reasonably safe there for short amounts of time. You	2566	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.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2369		2570
2370	Will never block.	2571	Will never block.
2371		2572
2372	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2373		2574
…		…
2425	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2427		2628
2428	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2431		2632
2432	$map->load;	2633	$map->load;
2433	$map->load_neighbours;	2634	$map->load_neighbours;
2434		2635
2435	return unless $self->contr->active;	2636	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2637
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2440	}	2643	}
2441		2644
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2646
2444	Moves the player to the given map-path and coordinates by first freezing	2647	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	2648	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	2649	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	2650	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2651	be called at the end of this process.
2449		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
		2655
2450	=cut	2656	=cut
2451		2657
2452	our $GOTOGEN;	2658	our $GOTOGEN;
2453		2659
2454	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2665
2460	$self->enter_link;	2666	$self->enter_link;
2461		2667
2462	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2463	my $map = eval {	2690	my $map = eval {
2464	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2465		2692
2466	if ($map) {	2693	if ($map) {
2467	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2469	} else {	2696	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2698	}
2472		2699
2473	$map	2700	$map
2474	};	2701	};
2475		2702
…		…
2511	}	2738	}
2512		2739
2513	sub prepare_random_map {	2740	sub prepare_random_map {
2514	my ($exit) = @_;	2741	my ($exit) = @_;
2515		2742
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2745	# that depends on the exit object
2521		2746
2522	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2749	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2529	}	2756	}
2530		2757
2531	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2532		2759
2533	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2536		2763
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2766	undef $fh;
2540	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2541		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2544	}	2775	}
2545	}	2776	}
2546		2777
2547	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2549		2780
2550	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2551		2782
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2783	$self->enter_link;
2564		2784
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2785	(async {
2570	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2571	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2572	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2573		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2574	1;	2809	1
2575	}) {	2810	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2578	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2580		2815
2581	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2598	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2600		2835
2601	utf8::encode $text;	2836	utf8::encode $text;
2602	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2838	}
		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
2603	}	2863	}
2604		2864
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		2866
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2611		2871
2612	=cut	2872	=cut
2613		2873
		2874	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
2615	"c/identify" => {	2882	"c/identify" => {
2616	id => "identify",	2883	id => "infobox",
2617	title => "Identify",	2884	title => "Identify",
2618	reply => undef,	2885	reply => undef,
2619	tooltip => "Items recently identified",	2886	tooltip => "Items recently identified",
2620	},	2887	},
2621	"c/examine" => {	2888	"c/examine" => {
2622	id => "examine",	2889	id => "infobox",
2623	title => "Examine",	2890	title => "Examine",
2624	reply => undef,	2891	reply => undef,
2625	tooltip => "Signs and other items you examined",	2892	tooltip => "Signs and other items you examined",
2626	},	2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
2627	);	2986	);
2628		2987
2629	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2631		2990
2632	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2633		2993
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		2995
2636	# check predefined channels, for the benefit of C	2996	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
2638		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
2639	if (ref $channel) {	3003	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3007	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3008	}
2646		3009
2647	$channel = $channel->{id};	3010	$channel = $channel->{id};
2648	}	3011	}
2649		3012
2650	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2651		3014
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3015	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2656		3018
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3022	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3023
2671	$color &= cf::NDI_COLOR_MASK;	3024	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3025	}
2685		3026
2686	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2687		3028
2688	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2691		3032
2692	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2694		3035
2695	if ($self->extcmd == 2) {	3036	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}	3041	}
2701	}	3042	}
2702		3043
2703	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2704		3045
…		…
2708		3049
2709	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2711		3052
2712	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove	3056	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}	3059	}
2719	}	3060	}
2720		3061
2721	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2722		3063
…		…
2823		3164
2824	$coro	3165	$coro
2825	}	3166	}
2826		3167
2827	cf::client->attach (	3168	cf::client->attach (
2828	on_destroy => sub {	3169	on_client_destroy => sub {
2829	my ($ns) = @_;	3170	my ($ns) = @_;
2830		3171
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3173	},
2833	);	3174	);
…		…
2849	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2850		3191
2851	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2852		3193
2853	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
2856	sort time	3197	sort time
2857	));	3198	));
2858		3199
2859	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
2861	=pod	3202	=pod
2862		3203
2863	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2864		3205
2865	cf::object	3206	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3208	insert remove name archname title slaying race decrease split
		3209	value
2868		3210
2869	cf::object::player	3211	cf::object::player
2870	player	3212	player
2871		3213
2872	cf::player	3214	cf::player
…		…
2877		3219
2878	=cut	3220	=cut
2879		3221
2880	for (	3222	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3224	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3225	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2887	) {	3229	) {
2888	no strict 'refs';	3230	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2908		3250
2909	my $qcode = $code;	3251	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2912		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2913	local $_;	3258	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3259
2916	my $eval =	3260	my $eval =
2917	"do {\n"	3261	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3264	. $code
2921	. "\n}"	3265	. "\n}"
2922	;	3266	;
2923		3267
		3268	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2927		3277
2928	if ($@) {	3278	if ($@) {
2929	warn "$@";	3279	warn "$@";
2930	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2931	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2950	=cut	3300	=cut
2951		3301
2952	sub register_script_function {	3302	sub register_script_function {
2953	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2954		3304
2955	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2957	}	3307	}
2958		3308
2959	=back	3309	=back
2960		3310
2961	=cut	3311	=cut
…		…
2982		3332
2983	$facedata->{version} == 2	3333	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2985		3335
2986	# patch in the exptable	3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2987	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
2988	type => FT_RSRC,	3339	type => FT_RSRC,
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
2990	};	3342	};
2991	cf::cede_to_tick;	3343	cf::cede_to_tick;
2992		3344
2993	{	3345	{
2994	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2995		3347
2996	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2998	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3002		3355
3003	cf::cede_to_tick;	3356	cf::cede_to_tick;
3004	}	3357	}
3005		3358
3006	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
3008	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
3009	or next;	3363	or next;
		3364
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3368	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3028		3383
3029	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
3030	}	3385	}
3031		3386
3032	{	3387	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
3036		3389
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3393
3043	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3044	# prepend meta info	3395	cf::face::set_type $idx, $info->{type};
3045
3046	my $meta = $enc->encode ({
3047	name => $name,
3048	%{ $info->{meta} || {} },
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3396	} else {
3053	$data = $info->{data};	3397	$RESOURCE{$name} = $info;
3054	}	3398	}
3055		3399
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3400	cf::cede_to_tick;
3060	}	3401	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3405
3081	1	3406	1
3082	}	3407	}
		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
3083		3428
3084	register_exticmd fx_want => sub {	3429	register_exticmd fx_want => sub {
3085	my ($ns, $want) = @_;	3430	my ($ns, $want) = @_;
3086		3431
3087	while (my ($k, $v) = each %$want) {	3432	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3433	$ns->fx_want ($k, $v);
3089	}	3434	}
3090	};	3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
3091		3446
3092	sub reload_regions {	3447	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3448	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3449	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3450	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3464	}
3110		3465
3111	sub reload_archetypes {	3466	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references
3115	# this really needs to be done in an extra post-pass
3116	# (which needs to be synchronous, so solve it differently)
3117	load_resource_file "$DATADIR/archetypes"
3118	or die "unable to load archetypes\n";
3119	}	3469	}
3120		3470
3121	sub reload_treasures {	3471	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
3124	}	3474	}
3125		3475
3126	sub reload_resources {	3476	sub reload_resources {
3127	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
3128		3478
		3479	reload_facedata;
		3480	reload_archetypes;
3129	reload_regions;	3481	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3482	reload_treasures;
3134		3483
3135	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
3136	}	3485	}
3137		3486
3138	sub init {
3139	reload_resources;
3140	}
3141
3142	sub reload_config {	3487	sub reload_config {
		3488	warn "reloading config file...\n";
		3489
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3144	or return;	3491	or return;
3145		3492
3146	local $/;	3493	local $/;
3147	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3148		3495
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3150		3497
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3156	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3157	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3158	};	3505	};
3159	warn $@ if $@;	3506	warn $@ if $@;
3160	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
3161	}	3538	}
3162		3539
3163	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3549
3164	# we must not ever block the main coroutine	3550	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3551	local $Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3552	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3553	(async {
3168	Event::one_event;	3554	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3555	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3556	})->prio (Coro::PRIO_MAX);
3170	};	3557	};
3171		3558
		3559	evthread_start IO::AIO::poll_fileno;
		3560
		3561	cf::sync_job {
		3562	cf::init_experience;
		3563	cf::init_anim;
		3564	cf::init_attackmess;
		3565	cf::init_dynamic;
		3566
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
3172	reload_config;	3571	reload_config;
3173	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
3174	load_extensions;	3582	load_extensions;
3175		3583
3176	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	main_loop;
3178	}	3594	}
3179		3595
3180	#############################################################################	3596	#############################################################################
3181	# initialisation and cleanup	3597	# initialisation and cleanup
3182		3598
3183	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
3184	BEGIN {	3600	BEGIN {
		3601	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
3193	},
3194	);	3605	};
3195	}	3606	}
3196	}	3607	}
3197		3608
3198	sub write_runtime {	3609	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
3200		3611
3201	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
3203		3614
3204	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3616
3206	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
3207		3618
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3620	or return;
3210		3621
3211	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
3224		3635
3225	close $fh	3636	close $fh
3226	or return;	3637	or return;
3227		3638
3228	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3640	and return;
3230		3641
3231	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3643
3233	1	3644	1
		3645	}
		3646
		3647	our $uuid_lock;
		3648	our $uuid_skip;
		3649
		3650	sub write_uuid_sync($) {
		3651	$uuid_skip ||= $_[0];
		3652
		3653	return if $uuid_lock;
		3654	local $uuid_lock = 1;
		3655
		3656	my $uuid = "$LOCALDIR/uuid";
		3657
		3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3659	or return;
		3660
		3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
		3669	$uuid_skip = 0;
		3670
		3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3672	and return;
		3673
		3674	# always fsync - this file is important
		3675	aio_fsync $fh
		3676	and return;
		3677
		3678	close $fh
		3679	or return;
		3680
		3681	aio_rename "$uuid~", $uuid
		3682	and return;
		3683
		3684	warn "uuid file written ($value).\n";
		3685
		3686	1
		3687
		3688	}
		3689
		3690	sub write_uuid($$) {
		3691	my ($skip, $sync) = @_;
		3692
		3693	$sync ? write_uuid_sync $skip
		3694	: async { write_uuid_sync $skip };
3234	}	3695	}
3235		3696
3236	sub emergency_save() {	3697	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
3238		3699
3239	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
3240		3701
3241	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
3242	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	3714	$pl->valid or next;
		3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	3716	$pl->save;
3250	}	3717	}
3251	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
3252		3719
3253	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	3723	$map->valid or next;
3257	$map->save;	3724	$map->save;
3258	}	3725	}
3259	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
3260		3727
3261	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
		3731
		3732	warn "emergency_perl_save: begin write uuid\n";
		3733	write_uuid_sync 1;
		3734	warn "emergency_perl_save: end write uuid\n";
3264	};	3735	};
3265		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
3266	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
3267	}	3743	}
3268		3744
3269	sub post_cleanup {	3745	sub post_cleanup {
3270	my ($make_core) = @_;	3746	my ($make_core) = @_;
3271		3747
3272	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	3749	if $make_core;
		3750
		3751	my $fh = pidfile;
		3752	unlink $PIDFILE if <$fh> == $$;
		3753	}
		3754
		3755	# a safer delete_package, copied from Symbol
		3756	sub clear_package($) {
		3757	my $pkg = shift;
		3758
		3759	# expand to full symbol table name if needed
		3760	unless ($pkg =~ /^main::.*::$/) {
		3761	$pkg = "main$pkg" if $pkg =~ /^::/;
		3762	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3763	$pkg .= '::' unless $pkg =~ /::$/;
		3764	}
		3765
		3766	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3767	my $stem_symtab = *{$stem}{HASH};
		3768
		3769	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3770	or return;
		3771
		3772	# clear all symbols
		3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3774	for my $name (keys %$leaf_symtab) {
		3775	_gv_clear *{"$pkg$name"};
		3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3777	}
		3778	warn "cleared package $pkg\n";#d#
3274	}	3779	}
3275		3780
3276	sub do_reload_perl() {	3781	sub do_reload_perl() {
3277	# can/must only be called in main	3782	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
3279	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
3280	return;	3785	return;
3281	}	3786	}
3282		3787
		3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
		3791
		3792	while ($RELOAD) {
3283	warn "reloading...";	3793	warn "reloading...";
3284		3794
3285	warn "entering sync_job";	3795	warn "entering sync_job";
3286		3796
3287	cf::sync_job {	3797	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark	3798	cf::write_runtime_sync; # external watchdog should not bark
3289	cf::emergency_save;	3799	cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
3291		3801
3292	warn "syncing database to disk";	3802	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;	3803	BDB::db_env_txn_checkpoint $DB_ENV;
3294		3804
3295	# if anything goes wrong in here, we should simply crash as we already saved	3805	# if anything goes wrong in here, we should simply crash as we already saved
3296		3806
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";	3807	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;	3808	while (IO::AIO::nreqs || BDB::nreqs) {
3308	warn "iterate...";	3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();
3316
3317	warn "removing commands";
3318	%COMMAND = ();
3319
3320	warn "removing ext/exti commands";
3321	%EXTCMD = ();
3322	%EXTICMD = ();
3323
3324	warn "unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";
3327
3328	if (my $cb = $pkg->can ("unload")) {
3329	eval {
3330	$cb->($pkg);
3331	1
3332	} or warn "$pkg unloaded, but with errors: $@";
3333	}	3810	}
3334		3811
3335	warn "... nuking $pkg";	3812	warn "cancelling all extension coros";
3336	Symbol::delete_package $pkg;	3813	$_->cancel for values %EXT_CORO;
3337	}	3814	%EXT_CORO = ();
3338		3815
3339	warn "unloading all perl modules loaded from $LIBDIR";	3816	warn "removing commands";
3340	while (my ($k, $v) = each %INC) {	3817	%COMMAND = ();
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		3818
		3819	warn "removing ext/exti commands";
		3820	%EXTCMD = ();
		3821	%EXTICMD = ();
		3822
		3823	warn "unloading/nuking all extensions";
		3824	for my $pkg (@EXTS) {
3343	warn "... unloading $k";	3825	warn "... unloading $pkg";
3344	delete $INC{$k};
3345		3826
3346	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;
3348
3349	if (my $cb = $k->can ("unload_module")) {	3827	if (my $cb = $pkg->can ("unload")) {
		3828	eval {
3350	$cb->();	3829	$cb->($pkg);
		3830	1
		3831	} or warn "$pkg unloaded, but with errors: $@";
		3832	}
		3833
		3834	warn "... clearing $pkg";
		3835	clear_package $pkg;
3351	}	3836	}
3352		3837
3353	Symbol::delete_package $k;	3838	warn "unloading all perl modules loaded from $LIBDIR";
		3839	while (my ($k, $v) = each %INC) {
		3840	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3841
		3842	warn "... unloading $k";
		3843	delete $INC{$k};
		3844
		3845	$k =~ s/\.pm$//;
		3846	$k =~ s/\//::/g;
		3847
		3848	if (my $cb = $k->can ("unload_module")) {
		3849	$cb->();
		3850	}
		3851
		3852	clear_package $k;
3354	}	3853	}
3355		3854
3356	warn "getting rid of safe::, as good as possible";	3855	warn "getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	3856	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		3858
3360	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		3862
3364	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3365	# and global variables created in xs	3864	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3367		3866
3368	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3369		3868
3370	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3371	require cf;	3870	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3373		3872
3374	warn "loading config and database again";	3873	warn "loading config and database again";
3375	cf::reload_config;	3874	cf::reload_config;
3376		3875
3377	warn "loading extensions";	3876	warn "loading extensions";
3378	cf::load_extensions;	3877	cf::load_extensions;
3379		3878
		3879	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3383	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
3386		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
		3890
3387	warn "leaving sync_job";	3891	warn "leaving sync_job";
3388		3892
3389	1	3893	1
3390	} or do {	3894	} or do {
3391	warn $@;	3895	warn $@;
3392	warn "error while reloading, exiting.";	3896	cf::cleanup "error while reloading, exiting.";
3393	exit 1;
3394	};	3897	};
3395		3898
3396	warn "reloaded";	3899	warn "reloaded";
		3900	--$RELOAD;
		3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3397	};	3905	};
3398		3906
3399	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3400		3908
3401	sub reload_perl() {	3909	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3404		3912
3405	$RELOAD_WATCHER ||= Event->timer (	3913	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	3914	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	3915
3408	data => WF_AUTOCANCEL,	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	3917	do_reload_perl;
3411	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
3412	},	3919	};
3413	);	3920	};
3414	}	3921	}
3415		3922
3416	register_command "reload" => sub {	3923	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
3418		3925
3419	if ($who->flag (FLAG_WIZ)) {	3926	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	3927	$who->message ("reloading server.");
		3928	async {
		3929	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	3930	reload_perl;
		3931	};
3422	}	3932	}
3423	};	3933	};
3424		3934
3425	unshift @INC, $LIBDIR;	3935	unshift @INC, $LIBDIR;
3426		3936
…		…
3428		3938
3429	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3431		3941
3432	sub wait_for_tick {	3942	sub wait_for_tick {
3433	return unless $TICK_WATCHER->is_active;
3434	return if $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3435		3944
3436	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3437	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;	3947	$signal->wait;
3439	}	3948	}
3440		3949
3441	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3442	return unless $TICK_WATCHER->is_active;
3443	return if $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3444		3952
3445	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	3955	$signal->wait;
3448	}	3956	}
3449		3957
3450	our $stat_fh;	3958	sub tick {
3451	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453	$TICK_WATCHER = Event->timer (
3454	reentrant => 0,
3455	parked => 1,
3456	prio => 0,
3457	at => $NEXT_TICK || $TICK,
3458	data => WF_AUTOCANCEL,
3459	cb => sub {
3460	if ($Coro::current != $Coro::main) {	3959	if ($Coro::current != $Coro::main) {
3461	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3960	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3463	return;	3962	return;
3464	}	3963	}
3465		3964
3466	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3467
3468	$NOW = $tick_start = Event::time;
3469
3470	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
3471		3966
3472	$RUNTIME += $TICK;	3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3473	$NEXT_TICK += $TICK;
3474		3968
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	3971	Coro::async_pool {
		3972	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	3973	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	3974	or warn "ERROR: unable to write runtime file: $!";
3480	};
3481	}	3975	};
		3976	}
3482		3977
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	3979	$sig->send;
3488	}	3980	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	3981	while (my $sig = shift @WAIT_FOR_TICK) {
3490	$sig->send;	3982	$sig->send;
3491	}	3983	}
3492		3984
3493	$NOW = Event::time;	3985	$LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495	# if we are delayed by four ticks or more, skip them all
3496	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498	$TICK_WATCHER->at ($NEXT_TICK);
3499	$TICK_WATCHER->start;
3500
3501	$LOAD = ($NOW - $tick_start) / $TICK;
3502	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		3987
3504	_post_tick;	3988	if (0) {
3505		3989	if ($NEXT_TICK) {
3506	# gather some statistics#d#	3990	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3992	warn "jitter $JITTER\n";#d#
		3993	}
3509	},	3994	}
3510	);	3995	}
3511		3996
3512	{	3997	{
		3998	# configure BDB
		3999
3513	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4001	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4002	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4003
3539	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
		4006	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4007	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4008	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4009	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4010	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541		4011
3542	cf::sync_job {	4012	cf::sync_job {
3543	eval {	4013	eval {
3544	BDB::db_env_open	4014	BDB::db_env_open
3545	$DB_ENV,	4015	$DB_ENV,
…		…
3547	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4017	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4018	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4019	0666;
3550		4020
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4021	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554	| BDB::LOG_AUTOREMOVE, 1);
3555	$DB_ENV->set_lk_detect;
3556	};	4022	};
3557		4023
3558	cf::cleanup "db_env_open(db): $@" if $@;	4024	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4025	};
3560	}	4026	}
3561		4027
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4028	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4029	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4030	};
3565	hard => 1,	4031	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4032	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4033	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4034	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573	after => 5,
3574	interval => 10,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4035	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4036	};
3582	}	4037	}
3583		4038
3584	{	4039	{
		4040	# configure IO::AIO
		4041
3585	IO::AIO::min_parallel 8;	4042	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4043	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4044	undef $AnyEvent::AIO::WATCHER;
3590	reentrant => 0,
3591	data => WF_AUTOCANCEL,
3592	fd => IO::AIO::poll_fileno,
3593	poll => 'r',
3594	prio => 6,
3595	cb => \&IO::AIO::poll_cb,
3596	);
3597	}	4045	}
3598		4046
3599	my $_log_backtrace;	4047	my $_log_backtrace;
3600		4048
3601	sub _log_backtrace {	4049	sub _log_backtrace {
…		…
3604	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3605		4053
3606	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3608	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3609	async {	4058	async {
		4059	$Coro::current->{desc} = "abt $msg";
		4060
3610	my @bt = fork_call {	4061	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4063	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4064	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614	or die "addr2line: $!";	4065	or die "addr2line: $!";
…		…
3622	}	4073	}
3623		4074
3624	@funcs	4075	@funcs
3625	};	4076	};
3626		4077
3627	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4081	--$_log_backtrace;
3630	};	4082	};
3631	} else {	4083	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3634	}	4086	}
3635	}	4087	}
3636		4088
3637	# load additional modules	4089	# load additional modules
3638	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3639		4092
3640	END { cf::emergency_save }	4093	END { cf::emergency_save }
3641		4094
3642	1	4095	1
3643		4096

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