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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		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;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	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::"} };
122		180
123	#############################################################################	181	#############################################################################
124		182
125	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
126		184
…		…
162		220
163	The raw value load value from the last tick.	221	The raw value load value from the last tick.
164		222
165	=item %cf::CFG	223	=item %cf::CFG
166		224
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	226	from wherever your confdir points to.
169		227
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		229
172	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
173	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
174	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.
175		233
176	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
177		235
178	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
179	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
180	that call.	238	that call.
181		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
182	=back	246	=back
183		247
184	=cut	248	=cut
185		249
186	BEGIN {	250	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	251	my $msg = join "", @_;
189		252
190	$msg .= "\n"	253	$msg .= "\n"
191	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
192		255
193	$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;
194		257
195	LOG llevError, $msg;	258	LOG llevError, $msg;
196	};	259	};
197	}	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	};
198		274
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	285	for my $pkg (qw(
210	cf::global cf::attachable	286	cf::global cf::attachable
211	cf::object cf::object::player	287	cf::object cf::object::player
212	cf::client cf::player	288	cf::client cf::player
213	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
214	cf::map cf::party cf::region	291	cf::party cf::region
215	)) {	292	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	294	}
219		295
220	$Event::DIED = sub {	296	$EV::DIED = sub {
221	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
222	};	298	};
223		299
224	#############################################################################	300	#############################################################################
225		301
226	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
248	$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;
249	$d	325	$d
250	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
251	}	327	}
252		328
253	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
254		330
255	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
256		332
257	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
258		334
259	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
260		336
261	=cut	337	=cut
262		338
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		340
265	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		357
268	=item cf::lock_wait $string	358	=item cf::lock_wait $string
269		359
270	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
271		361
272	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
273		363
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
277	returned.	367	returned.
278		368
279	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
280	deadlocked coro.	370	deadlocked coro.
…		…
286		376
287	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.
288		378
289	=cut	379	=cut
290		380
291	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		382
294	sub lock_wait($) {	383	sub lock_wait($) {
295	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	385	}
308		386
309	sub lock_acquire($) {	387	sub lock_acquire($) {
310	my ($key) = @_;	388	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	389	}
324		390
325	sub lock_active($) {	391	sub lock_active($) {
326	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	393	}
330		394
331	sub freeze_mainloop {	395	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
333		397
334	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	399	}
336	};	400
337	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
338	$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($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
339	}	414	}
340		415
341	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
342		417
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		426
352	=cut	427	=cut
353		428
354	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
356		432
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
359	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
360		439
361	while () {	440	while () {
362	next_job:	441	next_job:
		442
363	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	444
365	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	449	$job->[2]->send;
369	Coro::cede;	450	Coro::cede;
370	goto next_job;	451	goto next_job;
371	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	454	}
373	}	455	}
374		456
375	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	460	$signal->wait;
379	} else {	461	} else {
		462	$busy = 0;
380	Coro::schedule;	463	Coro::schedule;
381	}	464	}
382	}	465	}
383	};	466	};
384		467
385	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
386	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
387		472
388	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
389	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
390		476
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
404		490
405	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
406		492
407	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
408		494
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	498	acceptable.
413		499
414	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
415	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
…		…
420		506
421	sub sync_job(&) {	507	sub sync_job(&) {
422	my ($job) = @_;	508	my ($job) = @_;
423		509
424	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	511	my $time = AE::time;
426		512
427	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
429		515
430	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	517
432	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
433		519
434	my $busy = 1;	520	my $busy = 1;
435	my @res;	521	my @res;
436		522
437	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	525	@res = eval { $job->() };
439	warn $@ if $@;	526	warn $@ if $@;
440	undef $busy;	527	undef $busy;
441	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
442		529
443	while ($busy) {	530	while ($busy) {
444	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
445	}	535	}
		536	}
446		537
447	$time = Event::time - $time;	538	my $time = AE::time - $time;
448		539
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
453		541
454	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
455	} else {	543	} else {
456	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
457		545
…		…
482	=item fork_call { }, $args	570	=item fork_call { }, $args
483		571
484	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
485	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
488		576
489	=cut	577	=cut
490		578
491	sub fork_call(&@) {	579	sub fork_call(&@) {
492	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
499	reset_signals;	587	reset_signals;
500	&$cb	588	&$cb
501	}, @args;	589	}, @args;
502		590
503	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
504	}	630	}
505		631
506	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
507		633
508	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
647		773
648	#############################################################################	774	#############################################################################
649		775
650	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
651		777
652	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
653	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")
654	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
655		781
656	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>
657	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
658	Crossfire TRT).	784	Deliantra).
659		785
660	=over 4	786	=over 4
661		787
662	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
663		789
…		…
707	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
708		834
709	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
710	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
711		837
712	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
714		840
715	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
716		842
717	=over 4	843	=over 4
…		…
945	}	1071	}
946		1072
947	0	1073	0
948	}	1074	}
949		1075
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1077
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1079
954	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
955		1081
…		…
961		1087
962	=cut	1088	=cut
963		1089
964	#############################################################################	1090	#############################################################################
965	# object support	1091	# object support
966	#
967		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#
968	sub _can_merge {	1126	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
970		1128
971	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1130
975	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
976	}	1133	}
977		1134
978	sub reattach {	1135	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1137	my ($obj) = @_;
981		1138
		1139	# no longer needed after getting rid of delete_package?
982	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
983		1141
984	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
985		1143
986	@$registry = ();	1144	@$registry = ();
987		1145
…		…
1002	cf::attachable->attach (	1160	cf::attachable->attach (
1003	prio => -1000000,	1161	prio => -1000000,
1004	on_instantiate => sub {	1162	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1006		1164
1007	$data = from_json $data;	1165	$data = decode_json $data;
1008		1166
1009	for (@$data) {	1167	for (@$data) {
1010	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1011		1169
1012	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1036		1194
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1202	aio_close $fh;
1042		1203
1043	if (@$objs) {	1204	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1213	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1215	}
1052	} else {	1216	} else {
1053	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1054	}	1218	}
1055		1219
1056	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1224	} else {
1058	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1059	}	1226	}
1060	} else {	1227	} else {
1061	aio_unlink $filename;	1228	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1063	}	1230	}
…		…
1082		1249
1083	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1252	or return;
1086		1253
1087	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1088	}	1256	}
1089		1257
1090	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1153	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1154		1322
1155	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1156	}	1324	}
1157		1325
		1326	use File::Glob ();
		1327
1158	cf::player->attach (	1328	cf::player->attach (
1159	on_command => sub {	1329	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1161		1331
1162	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1163	or return;	1333	or return;
1164		1334
…		…
1194		1364
1195	cf::override;	1365	cf::override;
1196	},	1366	},
1197	);	1367	);
1198		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
1199	sub load_extensions {	1382	sub load_extensions {
1200	cf::sync_job {	1383	cf::sync_job {
1201	my %todo;	1384	my %todo;
1202		1385
1203	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1222		1405
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1408
1226	$ext{source} =	1409	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1229	. $source	1412	. $source
1230	. "\n};\n1";	1413	. "\n};\n1";
1231		1414
1232	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1233	}	1416	}
1234		1417
		1418	my $pass = 0;
1235	my %done;	1419	my %done;
1236	while (%todo) {	1420	while (%todo) {
1237	my $progress;	1421	my $progress;
1238		1422
		1423	++$pass;
		1424
		1425	ext:
1239	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1428	next ext
1242	unless exists $done{$_};	1429	unless exists $done{$_};
1243	}	1430	}
1244		1431
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1433
1247	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1252	warn $msg;	1441	} else {
1253	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1254	exit 1;	1443	push @EXTS, $v->{pkg};
1255	}	1444	$progress = 1;
1256		1445
1257	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1258	}	1448	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1449	}
1264		1450
1265	skip:	1451	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	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	}
1268	}	1459	}
1269	};	1460	};
1270	}	1461	}
1271		1462
1272	#############################################################################	1463	#############################################################################
1273		1464
1274	=back	1465	=back
1275		1466
1276	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1277		1468
1278	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1279		1470
1280	=cut	1471	=cut
1281		1472
1282	package cf::player;	1473	package cf::player;
1283		1474
…		…
1326		1517
1327	sub exists($) {	1518	sub exists($) {
1328	my ($login) = @_;	1519	my ($login) = @_;
1329		1520
1330	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1332	}	1523	}
1333		1524
1334	sub find($) {	1525	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1527	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1540	or return;
1350		1541
1351	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1352	or return;	1543	or return;
		1544
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1356	}	1548	}
1357	}	1549	}
1358	}	1550	}
1359		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
1360	sub save($) {	1565	sub save($) {
1361	my ($pl) = @_;	1566	my ($pl) = @_;
1362		1567
1363	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1364		1569
…		…
1367		1572
1368	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1369		1574
1370	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1371	$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];
1372		1582
1373	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1584	cf::cede_to_tick;
1375	}	1585	}
1376		1586
…		…
1408	my ($pl) = @_;	1618	my ($pl) = @_;
1409		1619
1410	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1411		1621
1412	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1413	$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
1414		1624
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1419		1631
1420	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1672
1461	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1462	my $path = path $login;	1674	my $path = path $login;
1463		1675
1464	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1682	}
1470		1683
…		…
1501	}	1714	}
1502		1715
1503	\@paths	1716	\@paths
1504	}	1717	}
1505		1718
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1720
1508	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1722
1557	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1558		1724
1559	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1560		1726
…		…
1627	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1629		1795
1630	sub generate_random_map {	1796	sub generate_random_map {
1631	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
1632	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1802	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1758		1927
1759	# the temporary/swap location	1928	# the temporary/swap location
1760	sub save_path {	1929	sub save_path {
1761	my ($self) = @_;	1930	my ($self) = @_;
1762		1931
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1765	}	1934	}
1766		1935
1767	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1768	sub uniq_path {	1937	sub uniq_path {
1769	my ($self) = @_;	1938	my ($self) = @_;
1770		1939
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1942	}
1783		1943
1784	sub decay_objects {	1944	sub decay_objects {
1785	my ($self) = @_;	1945	my ($self) = @_;
1786		1946
…		…
1870	sub find {	2030	sub find {
1871	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1872		2032
1873	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1874		2034
1875	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2037
1878	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1883	or return;	2040	or return;
1884		2041
1885	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1886		2043
…		…
1888	or return;	2045	or return;
1889		2046
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1893	undef $guard1;	2051	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2052	$map->reset;
1896	return find $path;	2053	return find $path;
1897	}	2054	}
1898		2055
1899	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1900	}	2057	}
1901	}	2058	}
1902		2059
1903	sub pre_load { }	2060	sub pre_load { }
1904	sub post_load { }	2061	#sub post_load { } # XS
1905		2062
1906	sub load {	2063	sub load {
1907	my ($self) = @_;	2064	my ($self) = @_;
1908		2065
1909	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2084	$f->skip_block;
1928	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1929	or return;	2086	or return;
1930		2087
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1932	if delete $self->{load_original};	2089	if delete $self->{load_original};
1933		2090
1934	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2092	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2112	$self->decay_objects;
1956	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1957	$self->update_buttons;	2114	$self->update_buttons;
1958	cf::cede_to_tick;	2115	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2116	$self->activate;
1962	}	2117	}
1963		2118
1964	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1966		2121
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2123	}
1969		2124
1970	$self->post_load;	2125	$self->post_load;
1971	}	2126	}
1972		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
1973	sub customise_for {	2131	sub customise_for {
1974	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1975		2133
1976	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2135	if $self->per_player;
…		…
2030	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2031		2189
2032	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2033		2191
2034	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2194	}
2037		2195
2038	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2039		2197
2040	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
2041	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2203	if (my $map = find $k) {
2044	$map->load if $v;	2204	$map->load if $v;
2045	}	2205	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2053		2213
2054	()	2214	()
2055	}	2215	}
2056		2216
		2217	# common code, used by both ->save and ->swapout
2057	sub save {	2218	sub _save {
2058	my ($self) = @_;	2219	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2220
2062	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2063		2222
2064	return unless $self->dirty;	2223	return unless $self->dirty;
2065		2224
…		…
2071	return if $self->{deny_save};	2230	return if $self->{deny_save};
2072		2231
2073	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2074		2233
2075	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2077	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2078		2240
2079	if ($uniq) {	2241	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2244	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2246	}
2085	}	2247	}
2086		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2087	sub swap_out {	2257	sub swap_out {
2088	my ($self) = @_;	2258	my ($self) = @_;
2089		2259
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2095	return if $self->players;	2264	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
2097	return if $self->{deny_save};
2098		2265
2099	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2100
2101	$self->deactivate;	2267	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2103	$self->clear;	2275	$self->clear;
2104	}	2276	}
2105		2277
2106	sub reset_at {	2278	sub reset_at {
2107	my ($self) = @_;	2279	my ($self) = @_;
…		…
2126		2298
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128		2300
2129	return if $self->players;	2301	return if $self->players;
2130		2302
2131	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2132		2304
2133	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2134		2306
2135	# need to save uniques path	2307	# need to save uniques path
2136	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2219		2391
2220	sub unique_maps() {	2392	sub unique_maps() {
2221	[	2393	[
2222	map {	2394	map {
2223	utf8::decode $_;	2395	utf8::decode $_;
2224	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2225	? normalise $_	2399	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2401	]
2229	}	2402	}
2230		2403
2231	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2232		2435
2233	=back	2436	=back
2234		2437
2235	=head3 cf::object	2438	=head3 cf::object
2236		2439
…		…
2240		2443
2241	=over 4	2444	=over 4
2242		2445
2243	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2244		2447
2245	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2246		2450
2247	=cut	2451	=cut
2248		2452
2249	sub inv_recursive_;	2453	sub inv_recursive_;
2250	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2256	}	2460	}
2257		2461
2258	=item $ref = $ob->ref	2462	=item $ref = $ob->ref
2259		2463
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2464	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2465
2262	=item $ob = cf::object::deref ($refstring)	2466	=item $ob = cf::object::deref ($refstring)
2263		2467
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2469	even if the object actually exists. May block.
…		…
2267	=cut	2471	=cut
2268		2472
2269	sub deref {	2473	sub deref {
2270	my ($ref) = @_;	2474	my ($ref) = @_;
2271		2475
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2477	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2479	or return;
2279	$pl->ob->uuid eq $uuid	2480	$pl->ob->uuid eq $uuid
2280	or return;	2481	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2302		2503
2303	=cut	2504	=cut
2304		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
		2519
2305	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2521	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2537
2323	} else {	2538	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2541	}
2327	}	2542	}
2328	}	2543	}
2329		2544
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2570
2356	=item $player_object->enter_link	2571	=item $player_object->enter_link
2357		2572
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2574
2360	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2362		2579
2363	Will never block.	2580	Will never block.
2364		2581
2365	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2366		2583
…		…
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2609
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2395		2612
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2614	}
2398		2615
2399	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2401		2618
…		…
2418	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2420		2637
2421	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2424		2641
2425	$map->load;	2642	$map->load;
2426	$map->load_neighbours;	2643	$map->load_neighbours;
2427		2644
2428	return unless $self->contr->active;	2645	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2646
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2433	}	2652	}
2434		2653
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2436		2655
2437	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2660	be called at the end of this process.
2442		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2443	=cut	2665	=cut
2444		2666
2445	our $GOTOGEN;	2667	our $GOTOGEN;
2446		2668
2447	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2674
2453	$self->enter_link;	2675	$self->enter_link;
2454		2676
2455	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
2456	# *tag paths override both path and x|y	2680	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2681	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2683	my $ob = $obs[rand @obs];
2460		2684
…		…
2523	}	2747	}
2524		2748
2525	sub prepare_random_map {	2749	sub prepare_random_map {
2526	my ($exit) = @_;	2750	my ($exit) = @_;
2527		2751
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2754	# that depends on the exit object
2533		2755
2534	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2758	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2541	}	2765	}
2542		2766
2543	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2544		2768
2545	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2548		2772
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2775	undef $fh;
2552	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2553		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2556	}	2784	}
2557	}	2785	}
2558		2786
2559	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2561		2789
2562	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2563		2791
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2792	$self->enter_link;
2576		2793
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2794	(async {
2582	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2583	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2584	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2585		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2586	1;	2818	1
2587	}) {	2819	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2824
2593	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2610	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2612		2844
2613	utf8::encode $text;	2845	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2615	}	2872	}
2616		2873
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2875
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2623		2880
2624	=cut	2881	=cut
2625		2882
		2883	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2627	"c/identify" => {	2891	"c/identify" => {
2628	id => "identify",	2892	id => "infobox",
2629	title => "Identify",	2893	title => "Identify",
2630	reply => undef,	2894	reply => undef,
2631	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
2632	},	2896	},
2633	"c/examine" => {	2897	"c/examine" => {
2634	id => "examine",	2898	id => "infobox",
2635	title => "Examine",	2899	title => "Examine",
2636	reply => undef,	2900	reply => undef,
2637	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
2638	},	2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2639	);	2995	);
2640		2996
2641	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2999
2644	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2645		3002
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3004
2648	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
2650		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2651	if (ref $channel) {	3012	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3017	}
2658		3018
2659	$channel = $channel->{id};	3019	$channel = $channel->{id};
2660	}	3020	}
2661		3021
2662	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2663		3023
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3024	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2668		3027
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3031	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3032
2683	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3034	}
2697		3035
2698	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2699		3037
2700	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2703		3041
2704	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2706		3044
2707	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3050	}
2713	}	3051	}
2714		3052
2715	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2716		3054
…		…
2720		3058
2721	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2723		3061
2724	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3065	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3068	}
2731	}	3069	}
2732		3070
2733	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2734		3072
…		…
2835		3173
2836	$coro	3174	$coro
2837	}	3175	}
2838		3176
2839	cf::client->attach (	3177	cf::client->attach (
2840	on_destroy => sub {	3178	on_client_destroy => sub {
2841	my ($ns) = @_;	3179	my ($ns) = @_;
2842		3180
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3182	},
2845	);	3183	);
…		…
2861	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2862		3200
2863	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2864		3202
2865	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2868	sort time	3206	sort time
2869	));	3207	));
2870		3208
2871	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2873	=pod	3211	=pod
2874		3212
2875	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2876		3214
2877	cf::object	3215	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2880		3219
2881	cf::object::player	3220	cf::object::player
2882	player	3221	player
2883		3222
2884	cf::player	3223	cf::player
…		…
2889		3228
2890	=cut	3229	=cut
2891		3230
2892	for (	3231	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2899	) {	3238	) {
2900	no strict 'refs';	3239	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2920		3259
2921	my $qcode = $code;	3260	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2924		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2925	local $_;	3267	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3268
2928	my $eval =	3269	my $eval =
2929	"do {\n"	3270	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3273	. $code
2933	. "\n}"	3274	. "\n}"
2934	;	3275	;
2935		3276
		3277	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2939		3286
2940	if ($@) {	3287	if ($@) {
2941	warn "$@";	3288	warn "$@";
2942	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2943	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2962	=cut	3309	=cut
2963		3310
2964	sub register_script_function {	3311	sub register_script_function {
2965	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2966		3313
2967	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2969	}	3316	}
2970		3317
2971	=back	3318	=back
2972		3319
2973	=cut	3320	=cut
…		…
2994		3341
2995	$facedata->{version} == 2	3342	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3344
2998	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3348	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
3002	};	3351	};
3003	cf::cede_to_tick;	3352	cf::cede_to_tick;
3004		3353
3005	{	3354	{
3006	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
3007		3356
3008	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
3010	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3364
3015	cf::cede_to_tick;	3365	cf::cede_to_tick;
3016	}	3366	}
3017		3367
3018	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
3020	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
3021	or next;	3372	or next;
		3373
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3377	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3040		3392
3041	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3042	}	3394	}
3043		3395
3044	{	3396	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3048		3398
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3402
3055	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3405	} else {
3065	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
3066	}	3407	}
3067		3408
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3409	cf::cede_to_tick;
3072	}	3410	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3414
3093	1	3415	1
3094	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
3095		3437
3096	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
3098		3440
3099	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
3101	}	3443	}
3102	};	3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
3103		3455
3104	sub reload_regions {	3456	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3458	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3473	}
3122		3474
3123	sub reload_archetypes {	3475	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3478	}
3132		3479
3133	sub reload_treasures {	3480	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3136	}	3483	}
3137		3484
3138	sub reload_resources {	3485	sub reload_resources {
3139	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3140		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3141	reload_regions;	3490	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3491	reload_treasures;
3146		3492
3147	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3148	}	3494	}
3149		3495
3150	sub init {
3151	reload_resources;
3152	}
3153
3154	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3500	or return;
3157		3501
3158	local $/;	3502	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3160		3504
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3506
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3168	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3169	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3170	};	3514	};
3171	warn $@ if $@;	3515	warn $@ if $@;
3172	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3173	}	3547	}
3174		3548
3175	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3176	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3562	(async {
3180	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3182	};	3566	};
3183		3567
		3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3184	reload_config;	3580	reload_config;
3185	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3186	load_extensions;	3591	load_extensions;
3187		3592
3188	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3190	}	3606	}
3191		3607
3192	#############################################################################	3608	#############################################################################
3193	# initialisation and cleanup	3609	# initialisation and cleanup
3194		3610
3195	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3196	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3205	},
3206	);	3617	};
3207	}	3618	}
3208	}	3619	}
3209		3620
3210	sub write_runtime {	3621	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3212		3623
3213	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3215		3626
3216	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3628
3218	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3219		3630
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3632	or return;
3222		3633
3223	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3236		3647
3237	close $fh	3648	close $fh
3238	or return;	3649	or return;
3239		3650
3240	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3652	and return;
3242		3653
3243	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3655
3245	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3246	}	3707	}
3247		3708
3248	sub emergency_save() {	3709	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3250		3711
3251	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3252		3713
3253	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3254	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3728	$pl->save;
3262	}	3729	}
3263	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3264		3731
3265	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3735	$map->valid or next;
3269	$map->save;	3736	$map->save;
3270	}	3737	}
3271	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3272		3739
3273	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3276	};	3747	};
3277		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3278	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3279	}	3755	}
3280		3756
3281	sub post_cleanup {	3757	sub post_cleanup {
3282	my ($make_core) = @_;	3758	my ($make_core) = @_;
3283		3759
3284	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
3286	}	3790	}
3287		3791
3288	sub do_reload_perl() {	3792	sub do_reload_perl() {
3289	# can/must only be called in main	3793	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
3292	return;	3796	return;
3293	}	3797	}
3294		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
3295	warn "reloading...";	3804	warn "reloading...";
3296		3805
3297	warn "entering sync_job";	3806	warn "entering sync_job";
3298		3807
3299	cf::sync_job {	3808	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3810	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
3303		3812
3304	warn "syncing database to disk";	3813	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3815
3307	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
3308		3817
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3821	}
3346		3822
3347	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
3349	}	3825	%EXT_CORO = ();
3350		3826
3351	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3836	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3837
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
3362	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
3363	}	3847	}
3364		3848
3365	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
3366	}	3864	}
3367		3865
3368	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3869
3372	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3873
3376	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3875	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
3379		3877
3380	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
3381		3879
3382	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
3383	require cf;	3881	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
3385		3883
3386	warn "loading config and database again";	3884	warn "loading config and database again";
3387	cf::reload_config;	3885	cf::reload_config;
3388		3886
3389	warn "loading extensions";	3887	warn "loading extensions";
3390	cf::load_extensions;	3888	cf::load_extensions;
3391		3889
		3890	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
3398		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
3399	warn "leaving sync_job";	3902	warn "leaving sync_job";
3400		3903
3401	1	3904	1
3402	} or do {	3905	} or do {
3403	warn $@;	3906	warn $@;
3404	warn "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3908	};
3407		3909
3408	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
3409	};	3916	};
3410		3917
3411	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3412		3919
3413	sub reload_perl() {	3920	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3416		3923
3417	$RELOAD_WATCHER ||= Event->timer (	3924	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3925	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3926
3420	data => WF_AUTOCANCEL,	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3928	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
3424	},	3930	};
3425	);	3931	};
3426	}	3932	}
3427		3933
3428	register_command "reload" => sub {	3934	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
3430		3936
3431	if ($who->flag (FLAG_WIZ)) {	3937	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3938	$who->message ("reloading server.");
		3939	async {
		3940	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3941	reload_perl;
		3942	};
3434	}	3943	}
3435	};	3944	};
3436		3945
3437	unshift @INC, $LIBDIR;	3946	unshift @INC, $LIBDIR;
3438		3947
…		…
3440		3949
3441	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3443		3952
3444	sub wait_for_tick {	3953	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		3955
3448	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3958	$signal->wait;
3451	}	3959	}
3452		3960
3453	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		3963
3457	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3966	$signal->wait;
3460	}	3967	}
3461		3968
3462	$TICK_WATCHER = Event->timer (	3969	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3970	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3971	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3472	return;	3973	return;
3473	}	3974	}
3474		3975
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
3478		3977
3479	$RUNTIME += $TICK;	3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3480	$NEXT_TICK += $TICK;
3481		3979
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3982	Coro::async_pool {
		3983	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3984	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3985	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3986	};
		3987	}
3489		3988
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3989	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3990	$sig->send;
3492	}	3991	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3992	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3993	$sig->send;
3495	}	3994	}
3496		3995
3497	$NOW = Event::time;	3996	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3997	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3998
3508	_post_tick;	3999	if (0) {
		4000	if ($NEXT_TICK) {
		4001	my $jitter = $TICK_START - $NEXT_TICK;
		4002	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4003	warn "jitter $JITTER\n";#d#
		4004	}
3509	},	4005	}
3510	);	4006	}
3511		4007
3512	{	4008	{
		4009	# configure BDB
		4010
3513	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4012	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4013	$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		4014
3539	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4022
3546	cf::sync_job {	4023	cf::sync_job {
3547	eval {	4024	eval {
…		…
3557		4034
3558	cf::cleanup "db_env_open(db): $@" if $@;	4035	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4036	};
3560	}	4037	}
3561		4038
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4039	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4040	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4041	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4042	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4043	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4044	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4045	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4046	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4047	};
3592	}	4048	}
3593		4049
3594	{	4050	{
		4051	# configure IO::AIO
		4052
3595	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4055	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4056	}
3608		4057
3609	my $_log_backtrace;	4058	my $_log_backtrace;
3610		4059
3611	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3615		4064
3616	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3619	async {	4069	async {
		4070	$Coro::current->{desc} = "abt $msg";
		4071
3620	my @bt = fork_call {	4072	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4074	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4075	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4076	or die "addr2line: $!";
…		…
3632	}	4084	}
3633		4085
3634	@funcs	4086	@funcs
3635	};	4087	};
3636		4088
3637	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4092	--$_log_backtrace;
3640	};	4093	};
3641	} else {	4094	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	4097	}
3645	}	4098	}
3646		4099
3647	# load additional modules	4100	# load additional modules
3648	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3649		4103
3650	END { cf::emergency_save }	4104	END { cf::emergency_save }
3651		4105
3652	1	4106	1
3653		4107

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