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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.376 by root, Mon Oct 1 00:44:44 2007 UTC vs.
Revision 1.518 by root, Fri Apr 16 02:21:26 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 {
359	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
360		436
361	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
362		439
363	while () {	440	while () {
364	next_job:	441	next_job:
		442
365	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	444
367	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	449	$job->[2]->send;
371	Coro::cede;	450	Coro::cede;
372	goto next_job;	451	goto next_job;
373	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	454	}
375	}	455	}
376		456
377	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
378	# 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
379	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	460	$signal->wait;
381	} else {	461	} else {
		462	$busy = 0;
382	Coro::schedule;	463	Coro::schedule;
383	}	464	}
384	}	465	}
385	};	466	};
386		467
387	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
388	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
389		472
390	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
391	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
392		476
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
406		490
407	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
408		492
409	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
410		494
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
412	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
413	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
414	acceptable.	498	acceptable.
415		499
416	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
417	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
…		…
422		506
423	sub sync_job(&) {	507	sub sync_job(&) {
424	my ($job) = @_;	508	my ($job) = @_;
425		509
426	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	511	my $time = AE::time;
428		512
429	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
431		515
432	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	517
434	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
435		519
436	my $busy = 1;	520	my $busy = 1;
437	my @res;	521	my @res;
438		522
…		…
442	warn $@ if $@;	526	warn $@ if $@;
443	undef $busy;	527	undef $busy;
444	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
445		529
446	while ($busy) {	530	while ($busy) {
447	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
448	}	535	}
		536	}
449		537
450	$time = Event::time - $time;	538	my $time = AE::time - $time;
451		539
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
456		541
457	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
458	} else {	543	} else {
459	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
460		545
…		…
485	=item fork_call { }, $args	570	=item fork_call { }, $args
486		571
487	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
488	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
491		576
492	=cut	577	=cut
493		578
494	sub fork_call(&@) {	579	sub fork_call(&@) {
495	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
502	reset_signals;	587	reset_signals;
503	&$cb	588	&$cb
504	}, @args;	589	}, @args;
505		590
506	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
507	}	630	}
508		631
509	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
510		633
511	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
650		773
651	#############################################################################	774	#############################################################################
652		775
653	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
654		777
655	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
656	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")
657	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
658		781
659	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>
660	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
661	Crossfire TRT).	784	Deliantra).
662		785
663	=over 4	786	=over 4
664		787
665	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
666		789
…		…
710	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
711		834
712	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
713	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
714		837
715	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
716	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.
717		840
718	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
719		842
720	=over 4	843	=over 4
…		…
948	}	1071	}
949		1072
950	0	1073	0
951	}	1074	}
952		1075
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1077
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1079
957	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
958		1081
…		…
964		1087
965	=cut	1088	=cut
966		1089
967	#############################################################################	1090	#############################################################################
968	# object support	1091	# object support
969	#
970		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#
971	sub _can_merge {	1126	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
973		1128
974	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1130
978	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
979	}	1133	}
980		1134
981	sub reattach {	1135	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1137	my ($obj) = @_;
984		1138
		1139	# no longer needed after getting rid of delete_package?
985	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
986		1141
987	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
988		1143
989	@$registry = ();	1144	@$registry = ();
990		1145
…		…
1005	cf::attachable->attach (	1160	cf::attachable->attach (
1006	prio => -1000000,	1161	prio => -1000000,
1007	on_instantiate => sub {	1162	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1009		1164
1010	$data = from_json $data;	1165	$data = decode_json $data;
1011		1166
1012	for (@$data) {	1167	for (@$data) {
1013	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1014		1169
1015	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1039		1194
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	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	}
1044	close $fh;	1202	aio_close $fh;
1045		1203
1046	if (@$objs) {	1204	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1051	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	}
1052	close $fh;	1213	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1215	}
1055	} else {	1216	} else {
1056	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1057	}	1218	}
1058		1219
1059	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1224	} else {
1061	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1062	}	1226	}
1063	} else {	1227	} else {
1064	aio_unlink $filename;	1228	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1066	}	1230	}
…		…
1085		1249
1086	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1252	or return;
1089		1253
1090	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1091	}	1256	}
1092		1257
1093	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1157		1322
1158	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1159	}	1324	}
1160		1325
		1326	use File::Glob ();
		1327
1161	cf::player->attach (	1328	cf::player->attach (
1162	on_command => sub {	1329	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1164		1331
1165	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1166	or return;	1333	or return;
1167		1334
…		…
1197		1364
1198	cf::override;	1365	cf::override;
1199	},	1366	},
1200	);	1367	);
1201		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
1202	sub load_extensions {	1382	sub load_extensions {
1203	cf::sync_job {	1383	cf::sync_job {
1204	my %todo;	1384	my %todo;
1205		1385
1206	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1405
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1408
1229	$ext{source} =	1409	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1232	. $source	1412	. $source
1233	. "\n};\n1";	1413	. "\n};\n1";
1234		1414
1235	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1236	}	1416	}
1237		1417
		1418	my $pass = 0;
1238	my %done;	1419	my %done;
1239	while (%todo) {	1420	while (%todo) {
1240	my $progress;	1421	my $progress;
1241		1422
		1423	++$pass;
		1424
		1425	ext:
1242	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1428	next ext
1245	unless exists $done{$_};	1429	unless exists $done{$_};
1246	}	1430	}
1247		1431
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1433
1250	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1255	warn $msg;	1441	} else {
1256	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1257	exit 1;	1443	push @EXTS, $v->{pkg};
1258	}	1444	$progress = 1;
1259		1445
1260	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1261	}	1448	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1449	}
1267		1450
1268	skip:	1451	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	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	}
1271	}	1459	}
1272	};	1460	};
1273	}	1461	}
1274		1462
1275	#############################################################################	1463	#############################################################################
1276		1464
1277	=back	1465	=back
1278		1466
1279	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1280		1468
1281	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1282		1470
1283	=cut	1471	=cut
1284		1472
1285	package cf::player;	1473	package cf::player;
1286		1474
…		…
1329		1517
1330	sub exists($) {	1518	sub exists($) {
1331	my ($login) = @_;	1519	my ($login) = @_;
1332		1520
1333	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1335	}	1523	}
1336		1524
1337	sub find($) {	1525	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1527	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1540	or return;
1353		1541
1354	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1355	or return;	1543	or return;
		1544
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1359	}	1548	}
1360	}	1549	}
1361	}	1550	}
1362		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
1363	sub save($) {	1565	sub save($) {
1364	my ($pl) = @_;	1566	my ($pl) = @_;
1365		1567
1366	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1367		1569
…		…
1370		1572
1371	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1372		1574
1373	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1374	$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];
1375		1582
1376	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1584	cf::cede_to_tick;
1378	}	1585	}
1379		1586
…		…
1411	my ($pl) = @_;	1618	my ($pl) = @_;
1412		1619
1413	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1414		1621
1415	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1416	$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
1417		1624
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1422		1631
1423	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1672
1464	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1465	my $path = path $login;	1674	my $path = path $login;
1466		1675
1467	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1682	}
1473		1683
…		…
1504	}	1714	}
1505		1715
1506	\@paths	1716	\@paths
1507	}	1717	}
1508		1718
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1720
1511	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1722
1560	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1561		1724
1562	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1563		1726
…		…
1630	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1632		1795
1633	sub generate_random_map {	1796	sub generate_random_map {
1634	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
1635	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1802	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1761		1927
1762	# the temporary/swap location	1928	# the temporary/swap location
1763	sub save_path {	1929	sub save_path {
1764	my ($self) = @_;	1930	my ($self) = @_;
1765		1931
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1768	}	1934	}
1769		1935
1770	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1771	sub uniq_path {	1937	sub uniq_path {
1772	my ($self) = @_;	1938	my ($self) = @_;
1773		1939
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1942	}
1786		1943
1787	sub decay_objects {	1944	sub decay_objects {
1788	my ($self) = @_;	1945	my ($self) = @_;
1789		1946
…		…
1873	sub find {	2030	sub find {
1874	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1875		2032
1876	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1877		2034
1878	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2037
1881	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1886	or return;	2040	or return;
1887		2041
1888	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1889		2043
…		…
1891	or return;	2045	or return;
1892		2046
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1896	undef $guard1;	2051	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2052	$map->reset;
1899	return find $path;	2053	return find $path;
1900	}	2054	}
1901		2055
1902	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1903	}	2057	}
1904	}	2058	}
1905		2059
1906	sub pre_load { }	2060	sub pre_load { }
1907	sub post_load { }	2061	#sub post_load { } # XS
1908		2062
1909	sub load {	2063	sub load {
1910	my ($self) = @_;	2064	my ($self) = @_;
1911		2065
1912	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2084	$f->skip_block;
1931	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1932	or return;	2086	or return;
1933		2087
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1935	if delete $self->{load_original};	2089	if delete $self->{load_original};
1936		2090
1937	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2092	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2112	$self->decay_objects;
1959	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1960	$self->update_buttons;	2114	$self->update_buttons;
1961	cf::cede_to_tick;	2115	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2116	$self->activate;
1965	}	2117	}
1966		2118
1967	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1969		2121
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2123	}
1972		2124
1973	$self->post_load;	2125	$self->post_load;
1974	}	2126	}
1975		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
1976	sub customise_for {	2131	sub customise_for {
1977	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1978		2133
1979	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2135	if $self->per_player;
…		…
2033	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2034		2189
2035	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2036		2191
2037	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2194	}
2040		2195
2041	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2042		2197
2043	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2058		2213
2059	()	2214	()
2060	}	2215	}
2061		2216
		2217	# common code, used by both ->save and ->swapout
2062	sub save {	2218	sub _save {
2063	my ($self) = @_;	2219	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2220
2067	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2068		2222
2069	return unless $self->dirty;	2223	return unless $self->dirty;
2070		2224
…		…
2079		2233
2080	cf::async {	2234	cf::async {
2081	$Coro::current->{desc} = "map player save";	2235	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2083	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2084		2240
2085	if ($uniq) {	2241	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2244	} else {
2089	$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);
2090	}	2246	}
2091	}	2247	}
2092		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2093	sub swap_out {	2257	sub swap_out {
2094	my ($self) = @_;	2258	my ($self) = @_;
2095		2259
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2101	return if $self->players;	2264	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
2103	return if $self->{deny_save};
2104		2265
2105	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2106
2107	$self->deactivate;	2267	$self->deactivate;
2108	$_->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
2109	$self->clear;	2275	$self->clear;
2110	}	2276	}
2111		2277
2112	sub reset_at {	2278	sub reset_at {
2113	my ($self) = @_;	2279	my ($self) = @_;
…		…
2132		2298
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134		2300
2135	return if $self->players;	2301	return if $self->players;
2136		2302
2137	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2138		2304
2139	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2140		2306
2141	# need to save uniques path	2307	# need to save uniques path
2142	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2225		2391
2226	sub unique_maps() {	2392	sub unique_maps() {
2227	[	2393	[
2228	map {	2394	map {
2229	utf8::decode $_;	2395	utf8::decode $_;
2230	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2231	? normalise $_	2399	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2401	]
2235	}	2402	}
2236		2403
2237	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	}
2238		2435
2239	=back	2436	=back
2240		2437
2241	=head3 cf::object	2438	=head3 cf::object
2242		2439
…		…
2246		2443
2247	=over 4	2444	=over 4
2248		2445
2249	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2250		2447
2251	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.
2252		2450
2253	=cut	2451	=cut
2254		2452
2255	sub inv_recursive_;	2453	sub inv_recursive_;
2256	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2262	}	2460	}
2263		2461
2264	=item $ref = $ob->ref	2462	=item $ref = $ob->ref
2265		2463
2266	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.
2267		2465
2268	=item $ob = cf::object::deref ($refstring)	2466	=item $ob = cf::object::deref ($refstring)
2269		2467
2270	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,
2271	even if the object actually exists. May block.	2469	even if the object actually exists. May block.
…		…
2273	=cut	2471	=cut
2274		2472
2275	sub deref {	2473	sub deref {
2276	my ($ref) = @_;	2474	my ($ref) = @_;
2277		2475
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2477	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2479	or return;
2285	$pl->ob->uuid eq $uuid	2480	$pl->ob->uuid eq $uuid
2286	or return;	2481	or return;
…		…
2306	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
2307	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2308		2503
2309	=cut	2504	=cut
2310		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
2311	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2521	# with dialog boxes.
2313	#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
2314	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2537
2329	} else {	2538	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2541	}
2333	}	2542	}
2334	}	2543	}
2335		2544
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2570
2362	=item $player_object->enter_link	2571	=item $player_object->enter_link
2363		2572
2364	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}>).
2365		2574
2366	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.
2367	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.
2368		2579
2369	Will never block.	2580	Will never block.
2370		2581
2371	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2372		2583
…		…
2424	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2426		2637
2427	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2430		2641
2431	$map->load;	2642	$map->load;
2432	$map->load_neighbours;	2643	$map->load_neighbours;
2433		2644
2434	return unless $self->contr->active;	2645	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2646
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2439	}	2652	}
2440		2653
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2442		2655
2443	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
2444	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2445	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
2446	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
2447	be called at the end of this process.	2660	be called at the end of this process.
		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 >>.
2448		2664
2449	=cut	2665	=cut
2450		2666
2451	our $GOTOGEN;	2667	our $GOTOGEN;
2452		2668
…		…
2531	}	2747	}
2532		2748
2533	sub prepare_random_map {	2749	sub prepare_random_map {
2534	my ($exit) = @_;	2750	my ($exit) = @_;
2535		2751
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2754	# that depends on the exit object
2541		2755
2542	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2758	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2549	}	2765	}
2550		2766
2551	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2552		2768
2553	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2556		2772
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2775	undef $fh;
2560	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2561		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2564	}	2784	}
2565	}	2785	}
2566		2786
2567	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2569		2789
2570	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2571		2791
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2792	$self->enter_link;
2584		2793
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2794	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2795	$Coro::current->{desc} = "enter_exit";
2591		2796
2592	$self->deactivate_recursive; # just to be sure
2593	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
2594	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2595		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
2596	1;	2818	1
2597	}) {	2819	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "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. "
2600	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2824
2603	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2620	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2622		2844
2623	utf8::encode $text;	2845	utf8::encode $text;
2624	$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);
2625	}	2872	}
2626		2873
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		2875
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2633		2880
2634	=cut	2881	=cut
2635		2882
		2883	# non-persistent channels (usually the info channel)
2636	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	},
2637	"c/identify" => {	2891	"c/identify" => {
2638	id => "infobox",	2892	id => "infobox",
2639	title => "Identify",	2893	title => "Identify",
2640	reply => undef,	2894	reply => undef,
2641	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	2898	id => "infobox",
2645	title => "Examine",	2899	title => "Examine",
2646	reply => undef,	2900	reply => undef,
2647	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
2648	},	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	},
2649	"c/lookat" => {	2915	"c/lookat" => {
2650	id => "infobox",	2916	id => "infobox",
2651	title => "Look",	2917	title => "Look",
2652	reply => undef,	2918	reply => undef,
2653	tooltip => "What you saw there",	2919	tooltip => "What you saw there",
2654	},	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" => $CHAT_CHANNEL,
2655	);	2995	);
2656		2996
2657	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2659		2999
2660	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2661		3002
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3004
2664	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3006	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3007	$channel = $CHANNEL{$channel};
2667		3008
2668	$self->ext_msg (channel_info => $channel)	3009	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3010	$channel = $channel->{id};
2672		3011
2673	} elsif (ref $channel) {	3012	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3017	}
2680		3018
2681	$channel = $channel->{id};	3019	$channel = $channel->{id};
2682	}	3020	}
2683		3021
2684	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2685		3023
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3024	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2690		3027
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3031	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3032
2705	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3034	}
2719		3035
2720	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2721		3037
2722	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2725		3041
2726	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2728		3044
2729	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}	3050	}
2735	}	3051	}
2736		3052
2737	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2738		3054
…		…
2742		3058
2743	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2745		3061
2746	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove	3065	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}	3068	}
2753	}	3069	}
2754		3070
2755	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2756		3072
…		…
2857		3173
2858	$coro	3174	$coro
2859	}	3175	}
2860		3176
2861	cf::client->attach (	3177	cf::client->attach (
2862	on_destroy => sub {	3178	on_client_destroy => sub {
2863	my ($ns) = @_;	3179	my ($ns) = @_;
2864		3180
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3182	},
2867	);	3183	);
…		…
2883	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2884		3200
2885	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2886		3202
2887	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2890	sort time	3206	sort time
2891	));	3207	));
2892		3208
2893	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2895	=pod	3211	=pod
2896		3212
2897	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2898		3214
2899	cf::object	3215	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2902		3219
2903	cf::object::player	3220	cf::object::player
2904	player	3221	player
2905		3222
2906	cf::player	3223	cf::player
…		…
2911		3228
2912	=cut	3229	=cut
2913		3230
2914	for (	3231	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2921	) {	3238	) {
2922	no strict 'refs';	3239	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2942		3259
2943	my $qcode = $code;	3260	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2946		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2947	local $_;	3267	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3268
2950	my $eval =	3269	my $eval =
2951	"do {\n"	3270	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3273	. $code
2955	. "\n}"	3274	. "\n}"
2956	;	3275	;
2957		3276
		3277	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2961		3286
2962	if ($@) {	3287	if ($@) {
2963	warn "$@";	3288	warn "$@";
2964	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2965	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2984	=cut	3309	=cut
2985		3310
2986	sub register_script_function {	3311	sub register_script_function {
2987	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2988		3313
2989	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2991	}	3316	}
2992		3317
2993	=back	3318	=back
2994		3319
2995	=cut	3320	=cut
…		…
3016		3341
3017	$facedata->{version} == 2	3342	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
3019		3344
3020	# 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]);
3021	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3022	type => FT_RSRC,	3348	type => FT_RSRC,
3023	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),
3024	};	3351	};
3025	cf::cede_to_tick;	3352	cf::cede_to_tick;
3026		3353
3027	{	3354	{
3028	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
3029		3356
3030	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
3032	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3036		3364
3037	cf::cede_to_tick;	3365	cf::cede_to_tick;
3038	}	3366	}
3039		3367
3040	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
3042	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
3043	or next;	3372	or next;
		3373
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3377	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3062		3392
3063	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3064	}	3394	}
3065		3395
3066	{	3396	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3070		3398
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3402
3077	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3078	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
3079
3080	my $meta = $enc->encode ({
3081	name => $name,
3082	%{ $info->{meta} || {} },
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3405	} else {
3087	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
3088	}	3407	}
3089		3408
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3409	cf::cede_to_tick;
3094	}	3410	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3414
3115	1	3415	1
3116	}	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 => $face;
		3434	}
		3435	}
		3436	});
3117		3437
3118	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
3119	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
3120		3440
3121	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
3123	}	3443	}
3124	};	3444	};
		3445
		3446	sub load_resource_file($) {
		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	$status
		3454	}
3125		3455
3126	sub reload_regions {	3456	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3458	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3473	}
3144		3474
3145	sub reload_archetypes {	3475	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3478	}
3154		3479
3155	sub reload_treasures {	3480	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3158	}	3483	}
3159		3484
3160	sub reload_resources {	3485	sub reload_resources {
3161	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3162		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3163	reload_regions;	3490	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3491	reload_treasures;
3168		3492
3169	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3170	}	3494	}
3171		3495
3172	sub init {
3173	reload_resources;
3174	}
3175
3176	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3178	or return;	3500	or return;
3179		3501
3180	local $/;	3502	local $/;
3181	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3182		3504
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184		3506
3185	$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};
3186	$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};
…		…
3190	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3191	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3192	};	3514	};
3193	warn $@ if $@;	3515	warn $@ if $@;
3194	}	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;
3195	}	3547	}
3196		3548
3197	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
3198	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3200	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#
3201	(async {	3562	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3564	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3205	};	3566	};
3206		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;
3207	reload_config;	3580	reload_config;
3208	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
3209	load_extensions;	3591	load_extensions;
3210		3592
3211	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3212	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;
3213	}	3606	}
3214		3607
3215	#############################################################################	3608	#############################################################################
3216	# initialisation and cleanup	3609	# initialisation and cleanup
3217		3610
3218	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3219	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3228	},
3229	);	3617	};
3230	}	3618	}
3231	}	3619	}
3232		3620
3233	sub write_runtime {	3621	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3235		3623
3236	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3238		3626
3239	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3628
3241	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3242		3630
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	3632	or return;
3245		3633
3246	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3259		3647
3260	close $fh	3648	close $fh
3261	or return;	3649	or return;
3262		3650
3263	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3652	and return;
3265		3653
3266	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		3655
3268	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 };
3269	}	3707	}
3270		3708
3271	sub emergency_save() {	3709	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3273		3711
3274	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3275		3713
3276	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
3277	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3728	$pl->save;
3285	}	3729	}
3286	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3287		3731
3288	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3735	$map->valid or next;
3292	$map->save;	3736	$map->save;
3293	}	3737	}
3294	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3295		3739
3296	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3299	};	3747	};
3300		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3301	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3302	}	3755	}
3303		3756
3304	sub post_cleanup {	3757	sub post_cleanup {
3305	my ($make_core) = @_;	3758	my ($make_core) = @_;
3306		3759
3307	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3308	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	}
		3790	warn "cleared package $pkg\n";#d#
3309	}	3791	}
3310		3792
3311	sub do_reload_perl() {	3793	sub do_reload_perl() {
3312	# can/must only be called in main	3794	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3314	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3315	return;	3797	return;
3316	}	3798	}
3317		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3318	warn "reloading...";	3805	warn "reloading...";
3319		3806
3320	warn "entering sync_job";	3807	warn "entering sync_job";
3321		3808
3322	cf::sync_job {	3809	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3324	cf::emergency_save;	3811	cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3326		3813
3327	warn "syncing database to disk";	3814	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3329		3816
3330	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3331		3818
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3343	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();
3351
3352	warn "removing commands";
3353	%COMMAND = ();
3354
3355	warn "removing ext/exti commands";
3356	%EXTCMD = ();
3357	%EXTICMD = ();
3358
3359	warn "unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";
3362
3363	if (my $cb = $pkg->can ("unload")) {
3364	eval {
3365	$cb->($pkg);
3366	1
3367	} or warn "$pkg unloaded, but with errors: $@";
3368	}	3822	}
3369		3823
3370	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3371	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3372	}	3826	%EXT_CORO = ();
3373		3827
3374	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3375	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3378	warn "... unloading $k";	3837	warn "... unloading $pkg";
3379	delete $INC{$k};
3380		3838
3381	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;
3383
3384	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3385	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3386	}	3848	}
3387		3849
3388	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3389	}	3865	}
3390		3866
3391	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3870
3395	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		3874
3399	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3876	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3402		3878
3403	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3404		3880
3405	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3406	require cf;	3882	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3408		3884
3409	warn "loading config and database again";	3885	warn "loading config and database again";
3410	cf::reload_config;	3886	cf::reload_config;
3411		3887
3412	warn "loading extensions";	3888	warn "loading extensions";
3413	cf::load_extensions;	3889	cf::load_extensions;
3414		3890
		3891	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3421		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3422	warn "leaving sync_job";	3903	warn "leaving sync_job";
3423		3904
3424	1	3905	1
3425	} or do {	3906	} or do {
3426	warn $@;	3907	warn $@;
3427	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3428	exit 1;
3429	};	3909	};
3430		3910
3431	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3432	};	3917	};
3433		3918
3434	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3435		3920
3436	sub reload_perl() {	3921	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3439		3924
3440	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	3927
3443	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	3929	do_reload_perl;
3446	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3447	},	3931	};
3448	);	3932	};
3449	}	3933	}
3450		3934
3451	register_command "reload" => sub {	3935	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3453		3937
…		…
3466		3950
3467	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3469		3953
3470	sub wait_for_tick {	3954	sub wait_for_tick {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3473		3956
3474	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	3959	$signal->wait;
3477	}	3960	}
3478		3961
3479	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3482		3964
3483	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	3967	$signal->wait;
3486	}	3968	}
3487		3969
3488	$TICK_WATCHER = Event->timer (	3970	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3498	return;	3974	return;
3499	}	3975	}
3500		3976
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3504		3978
3505	$RUNTIME += $TICK;	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506	$NEXT_TICK += $TICK;
3507		3980
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	3983	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	3984	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	3985	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	3986	or warn "ERROR: unable to write runtime file: $!";
3514	};
3515	}	3987	};
		3988	}
3516		3989
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	3991	$sig->send;
3519	}	3992	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	3994	$sig->send;
3522	}	3995	}
3523		3996
3524	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		3999
3535	_post_tick;	4000	if (0) {
		4001	if ($NEXT_TICK) {
		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3536	},	4006	}
3537	);	4007	}
3538		4008
3539	{	4009	{
		4010	# configure BDB
		4011
3540	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4013	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4014	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4015
3566	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4023
3573	cf::sync_job {	4024	cf::sync_job {
3574	eval {	4025	eval {
…		…
3584		4035
3585	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4037	};
3587	}	4038	}
3588		4039
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4042	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4045	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4048	};
3619	}	4049	}
3620		4050
3621	{	4051	{
		4052	# configure IO::AIO
		4053
3622	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4057	}
3635		4058
3636	my $_log_backtrace;	4059	my $_log_backtrace;
3637		4060
3638	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3641	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3642		4065
3643	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3645	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3646	async {	4070	async {
3647	$Coro::current->{desc} = "abt $msg";	4071	$Coro::current->{desc} = "abt $msg";
3648		4072
3649	my @bt = fork_call {	4073	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4085	}
3662		4086
3663	@funcs	4087	@funcs
3664	};	4088	};
3665		4089
3666	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4093	--$_log_backtrace;
3669	};	4094	};
3670	} else {	4095	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3673	}	4098	}
3674	}	4099	}
3675		4100
3676	# load additional modules	4101	# load additional modules
3677	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3678		4104
3679	END { cf::emergency_save }	4105	END { cf::emergency_save }
3680		4106
3681	1	4107	1
3682		4108

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