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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.382 by root, Thu Oct 11 00:34:31 2007 UTC vs.
Revision 1.520 by root, Fri Apr 16 02:37:50 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	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 2.51 ();	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	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
433		517
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
437		519
438	my $busy = 1;	520	my $busy = 1;
439	my @res;	521	my @res;
440		522
…		…
444	warn $@ if $@;	526	warn $@ if $@;
445	undef $busy;	527	undef $busy;
446	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
447		529
448	while ($busy) {	530	while ($busy) {
449	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
450	}	535	}
		536	}
451		537
452	$time = Event::time - $time;	538	my $time = AE::time - $time;
453		539
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
458		541
459	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
460	} else {	543	} else {
461	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
462		545
…		…
487	=item fork_call { }, $args	570	=item fork_call { }, $args
488		571
489	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
490	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
493		576
494	=cut	577	=cut
495		578
496	sub fork_call(&@) {	579	sub fork_call(&@) {
497	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
504	reset_signals;	587	reset_signals;
505	&$cb	588	&$cb
506	}, @args;	589	}, @args;
507		590
508	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
509	}	630	}
510		631
511	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
512		633
513	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
652		773
653	#############################################################################	774	#############################################################################
654		775
655	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
656		777
657	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
658	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")
659	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
660		781
661	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>
662	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
663	Crossfire TRT).	784	Deliantra).
664		785
665	=over 4	786	=over 4
666		787
667	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
668		789
…		…
712	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
713		834
714	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
715	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
716		837
717	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		840
720	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
721		842
722	=over 4	843	=over 4
…		…
950	}	1071	}
951		1072
952	0	1073	0
953	}	1074	}
954		1075
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1077
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1079
959	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
960		1081
…		…
966		1087
967	=cut	1088	=cut
968		1089
969	#############################################################################	1090	#############################################################################
970	# object support	1091	# object support
971	#
972		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#
973	sub _can_merge {	1126	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
975		1128
976	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1130
980	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
981	}	1133	}
982		1134
983	sub reattach {	1135	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1137	my ($obj) = @_;
986		1138
		1139	# no longer needed after getting rid of delete_package?
987	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
988		1141
989	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
990		1143
991	@$registry = ();	1144	@$registry = ();
992		1145
…		…
1007	cf::attachable->attach (	1160	cf::attachable->attach (
1008	prio => -1000000,	1161	prio => -1000000,
1009	on_instantiate => sub {	1162	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1011		1164
1012	$data = from_json $data;	1165	$data = decode_json $data;
1013		1166
1014	for (@$data) {	1167	for (@$data) {
1015	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1016		1169
1017	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1041		1194
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1202	aio_close $fh;
1047		1203
1048	if (@$objs) {	1204	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1213	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1215	}
1057	} else {	1216	} else {
1058	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1059	}	1218	}
1060		1219
1061	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1224	} else {
1063	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1064	}	1226	}
1065	} else {	1227	} else {
1066	aio_unlink $filename;	1228	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1068	}	1230	}
…		…
1087		1249
1088	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1252	or return;
1091		1253
1092	my $st = eval { Coro::Storable::thaw $av }	1254	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1255	$av = $st->{objs};
1095	}	1256	}
1096		1257
1097	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
…		…
1160	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1161		1322
1162	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1163	}	1324	}
1164		1325
		1326	use File::Glob ();
		1327
1165	cf::player->attach (	1328	cf::player->attach (
1166	on_command => sub {	1329	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1168		1331
1169	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1170	or return;	1333	or return;
1171		1334
…		…
1201		1364
1202	cf::override;	1365	cf::override;
1203	},	1366	},
1204	);	1367	);
1205		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
1206	sub load_extensions {	1382	sub load_extensions {
1207	cf::sync_job {	1383	cf::sync_job {
1208	my %todo;	1384	my %todo;
1209		1385
1210	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1405
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1408
1233	$ext{source} =	1409	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1236	. $source	1412	. $source
1237	. "\n};\n1";	1413	. "\n};\n1";
1238		1414
1239	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1240	}	1416	}
1241		1417
		1418	my $pass = 0;
1242	my %done;	1419	my %done;
1243	while (%todo) {	1420	while (%todo) {
1244	my $progress;	1421	my $progress;
1245		1422
		1423	++$pass;
		1424
		1425	ext:
1246	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1428	next ext
1249	unless exists $done{$_};	1429	unless exists $done{$_};
1250	}	1430	}
1251		1431
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1433
1254	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1259	warn $msg;	1441	} else {
1260	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1261	exit 1;	1443	push @EXTS, $v->{pkg};
1262	}	1444	$progress = 1;
1263		1445
1264	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1265	}	1448	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1449	}
1271		1450
1272	skip:	1451	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1459	}
1276	};	1460	};
1277	}	1461	}
1278		1462
1279	#############################################################################	1463	#############################################################################
1280		1464
1281	=back	1465	=back
1282		1466
1283	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1284		1468
1285	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1286		1470
1287	=cut	1471	=cut
1288		1472
1289	package cf::player;	1473	package cf::player;
1290		1474
…		…
1333		1517
1334	sub exists($) {	1518	sub exists($) {
1335	my ($login) = @_;	1519	my ($login) = @_;
1336		1520
1337	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1339	}	1523	}
1340		1524
1341	sub find($) {	1525	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1527	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1540	or return;
1357		1541
1358	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1359	or return;	1543	or return;
		1544
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1363	}	1548	}
1364	}	1549	}
1365	}	1550	}
1366		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1367	sub save($) {	1565	sub save($) {
1368	my ($pl) = @_;	1566	my ($pl) = @_;
1369		1567
1370	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1371		1569
…		…
1374		1572
1375	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1376		1574
1377	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1582
1380	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1584	cf::cede_to_tick;
1382	}	1585	}
1383		1586
…		…
1415	my ($pl) = @_;	1618	my ($pl) = @_;
1416		1619
1417	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1418		1621
1419	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1624
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1426		1631
1427	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1672
1468	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1469	my $path = path $login;	1674	my $path = path $login;
1470		1675
1471	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1682	}
1477		1683
…		…
1508	}	1714	}
1509		1715
1510	\@paths	1716	\@paths
1511	}	1717	}
1512		1718
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1720
1515	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1722
1564	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1565		1724
1566	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1567		1726
…		…
1634	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1636		1795
1637	sub generate_random_map {	1796	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1639	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1802	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1927
1766	# the temporary/swap location	1928	# the temporary/swap location
1767	sub save_path {	1929	sub save_path {
1768	my ($self) = @_;	1930	my ($self) = @_;
1769		1931
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1772	}	1934	}
1773		1935
1774	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1775	sub uniq_path {	1937	sub uniq_path {
1776	my ($self) = @_;	1938	my ($self) = @_;
1777		1939
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1942	}
1790		1943
1791	sub decay_objects {	1944	sub decay_objects {
1792	my ($self) = @_;	1945	my ($self) = @_;
1793		1946
…		…
1877	sub find {	2030	sub find {
1878	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1879		2032
1880	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1881		2034
1882	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2037
1885	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1890	or return;	2040	or return;
1891		2041
1892	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1893		2043
…		…
1895	or return;	2045	or return;
1896		2046
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1900	undef $guard1;	2051	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2052	$map->reset;
1903	return find $path;	2053	return find $path;
1904	}	2054	}
1905		2055
1906	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1907	}	2057	}
1908	}	2058	}
1909		2059
1910	sub pre_load { }	2060	sub pre_load { }
1911	sub post_load { }	2061	#sub post_load { } # XS
1912		2062
1913	sub load {	2063	sub load {
1914	my ($self) = @_;	2064	my ($self) = @_;
1915		2065
1916	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2084	$f->skip_block;
1935	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1936	or return;	2086	or return;
1937		2087
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1939	if delete $self->{load_original};	2089	if delete $self->{load_original};
1940		2090
1941	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2092	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2112	$self->decay_objects;
1963	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1964	$self->update_buttons;	2114	$self->update_buttons;
1965	cf::cede_to_tick;	2115	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2116	$self->activate;
1969	}	2117	}
1970		2118
1971	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1973		2121
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2123	}
1976		2124
1977	$self->post_load;	2125	$self->post_load;
1978	}	2126	}
1979		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2131	sub customise_for {
1981	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1982		2133
1983	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2135	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2038		2189
2039	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2040		2191
2041	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2194	}
2044		2195
2045	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2046		2197
2047	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2062		2213
2063	()	2214	()
2064	}	2215	}
2065		2216
		2217	# common code, used by both ->save and ->swapout
2066	sub save {	2218	sub _save {
2067	my ($self) = @_;	2219	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2220
2071	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2072		2222
2073	return unless $self->dirty;	2223	return unless $self->dirty;
2074		2224
…		…
2083		2233
2084	cf::async {	2234	cf::async {
2085	$Coro::current->{desc} = "map player save";	2235	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2087	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2088		2240
2089	if ($uniq) {	2241	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2244	} else {
2093	$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);
2094	}	2246	}
2095	}	2247	}
2096		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2097	sub swap_out {	2257	sub swap_out {
2098	my ($self) = @_;	2258	my ($self) = @_;
2099		2259
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2105	return if $self->players;	2264	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2265
2109	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2110
2111	$self->deactivate;	2267	$self->deactivate;
2112	$_->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
2113	$self->clear;	2275	$self->clear;
2114	}	2276	}
2115		2277
2116	sub reset_at {	2278	sub reset_at {
2117	my ($self) = @_;	2279	my ($self) = @_;
…		…
2136		2298
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2300
2139	return if $self->players;	2301	return if $self->players;
2140		2302
2141	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2142		2304
2143	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2144		2306
2145	# need to save uniques path	2307	# need to save uniques path
2146	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2229		2391
2230	sub unique_maps() {	2392	sub unique_maps() {
2231	[	2393	[
2232	map {	2394	map {
2233	utf8::decode $_;	2395	utf8::decode $_;
2234	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2235	? normalise $_	2399	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2401	]
2239	}	2402	}
2240		2403
2241	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	}
2242		2435
2243	=back	2436	=back
2244		2437
2245	=head3 cf::object	2438	=head3 cf::object
2246		2439
…		…
2250		2443
2251	=over 4	2444	=over 4
2252		2445
2253	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2254		2447
2255	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.
2256		2450
2257	=cut	2451	=cut
2258		2452
2259	sub inv_recursive_;	2453	sub inv_recursive_;
2260	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2266	}	2460	}
2267		2461
2268	=item $ref = $ob->ref	2462	=item $ref = $ob->ref
2269		2463
2270	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.
2271		2465
2272	=item $ob = cf::object::deref ($refstring)	2466	=item $ob = cf::object::deref ($refstring)
2273		2467
2274	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,
2275	even if the object actually exists. May block.	2469	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2309		2503
2310	=cut	2504	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2521	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2537
2330	} else {	2538	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2541	}
2334	}	2542	}
2335	}	2543	}
2336		2544
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2570
2363	=item $player_object->enter_link	2571	=item $player_object->enter_link
2364		2572
2365	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}>).
2366		2574
2367	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.
2368	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.
2369		2579
2370	Will never block.	2580	Will never block.
2371		2581
2372	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2373		2583
…		…
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2609
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2402		2612
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2614	}
2405		2615
2406	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2408		2618
…		…
2425	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2427		2637
2428	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2431		2641
2432	$map->load;	2642	$map->load;
2433	$map->load_neighbours;	2643	$map->load_neighbours;
2434		2644
2435	return unless $self->contr->active;	2645	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2646
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2440	}	2652	}
2441		2653
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2655
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2448	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 >>.
2449		2664
2450	=cut	2665	=cut
2451		2666
2452	our $GOTOGEN;	2667	our $GOTOGEN;
2453		2668
…		…
2532	}	2747	}
2533		2748
2534	sub prepare_random_map {	2749	sub prepare_random_map {
2535	my ($exit) = @_;	2750	my ($exit) = @_;
2536		2751
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2754	# that depends on the exit object
2542		2755
2543	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2758	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2550	}	2765	}
2551		2766
2552	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2553		2768
2554	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2557		2772
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2775	undef $fh;
2561	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2562		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2565	}	2784	}
2566	}	2785	}
2567		2786
2568	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2570		2789
2571	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2572		2791
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2792	$self->enter_link;
2585		2793
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2794	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2795	$Coro::current->{desc} = "enter_exit";
2592		2796
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2596		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
2597	1;	2818	1
2598	}) {	2819	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2824
2604	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2621	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2623		2844
2624	utf8::encode $text;	2845	utf8::encode $text;
2625	$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);
2626	}	2872	}
2627		2873
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2875
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2634		2880
2635	=cut	2881	=cut
2636		2882
		2883	# non-persistent channels (usually the info channel)
2637	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	},
2638	"c/identify" => {	2891	"c/identify" => {
2639	id => "infobox",	2892	id => "infobox",
2640	title => "Identify",	2893	title => "Identify",
2641	reply => undef,	2894	reply => undef,
2642	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2898	id => "infobox",
2646	title => "Examine",	2899	title => "Examine",
2647	reply => undef,	2900	reply => undef,
2648	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
2649	},	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	},
2650	"c/lookat" => {	2915	"c/lookat" => {
2651	id => "infobox",	2916	id => "infobox",
2652	title => "Look",	2917	title => "Look",
2653	reply => undef,	2918	reply => undef,
2654	tooltip => "What you saw there",	2919	tooltip => "What you saw there",
2655	},	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" => $CHAT_CHANNEL,
2656	);	2995	);
2657		2996
2658	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2660		2999
2661	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2662		3002
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3004
2665	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3006	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3007	$channel = $CHANNEL{$channel};
2668		3008
2669	$self->ext_msg (channel_info => $channel)	3009	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3010	$channel = $channel->{id};
2673		3011
2674	} elsif (ref $channel) {	3012	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3017	}
2681		3018
2682	$channel = $channel->{id};	3019	$channel = $channel->{id};
2683	}	3020	}
2684		3021
2685	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2686		3023
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3024	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2691		3027
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3031	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3032
2706	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3034	}
2720		3035
2721	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2722		3037
2723	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2726		3041
2727	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2729		3044
2730	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3050	}
2736	}	3051	}
2737		3052
2738	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2739		3054
…		…
2743		3058
2744	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2746		3061
2747	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3065	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3068	}
2754	}	3069	}
2755		3070
2756	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2757		3072
…		…
2858		3173
2859	$coro	3174	$coro
2860	}	3175	}
2861		3176
2862	cf::client->attach (	3177	cf::client->attach (
2863	on_destroy => sub {	3178	on_client_destroy => sub {
2864	my ($ns) = @_;	3179	my ($ns) = @_;
2865		3180
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3182	},
2868	);	3183	);
…		…
2884	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2885		3200
2886	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2887		3202
2888	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2891	sort time	3206	sort time
2892	));	3207	));
2893		3208
2894	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2896	=pod	3211	=pod
2897		3212
2898	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2899		3214
2900	cf::object	3215	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2903		3219
2904	cf::object::player	3220	cf::object::player
2905	player	3221	player
2906		3222
2907	cf::player	3223	cf::player
…		…
2912		3228
2913	=cut	3229	=cut
2914		3230
2915	for (	3231	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2922	) {	3238	) {
2923	no strict 'refs';	3239	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2943		3259
2944	my $qcode = $code;	3260	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2947		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2948	local $_;	3267	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3268
2951	my $eval =	3269	my $eval =
2952	"do {\n"	3270	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3273	. $code
2956	. "\n}"	3274	. "\n}"
2957	;	3275	;
2958		3276
		3277	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2962		3286
2963	if ($@) {	3287	if ($@) {
2964	warn "$@";	3288	warn "$@";
2965	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2966	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2985	=cut	3309	=cut
2986		3310
2987	sub register_script_function {	3311	sub register_script_function {
2988	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2989		3313
2990	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2992	}	3316	}
2993		3317
2994	=back	3318	=back
2995		3319
2996	=cut	3320	=cut
…		…
3017		3341
3018	$facedata->{version} == 2	3342	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3344
3021	# 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]);
3022	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3348	type => FT_RSRC,
3024	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),
3025	};	3351	};
3026	cf::cede_to_tick;	3352	cf::cede_to_tick;
3027		3353
3028	{	3354	{
3029	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
3030		3356
3031	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
3033	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3364
3038	cf::cede_to_tick;	3365	cf::cede_to_tick;
3039	}	3366	}
3040		3367
3041	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
3043	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
3044	or next;	3372	or next;
		3373
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3377	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063		3392
3064	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3065	}	3394	}
3066		3395
3067	{	3396	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3071		3398
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3402
3078	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3405	} else {
3088	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
3089	}	3407	}
3090		3408
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3409	cf::cede_to_tick;
3095	}	3410	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3414
3116	1	3415	1
3117	}	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 => $face;
		3434	}
		3435	}
		3436	});
3118		3437
3119	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
3121		3440
3122	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
3124	}	3443	}
3125	};	3444	};
		3445
		3446	sub load_resource_file($) {
		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	$status
		3454	}
3126		3455
3127	sub reload_regions {	3456	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3458	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3473	}
3145		3474
3146	sub reload_archetypes {	3475	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3478	}
3155		3479
3156	sub reload_treasures {	3480	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3159	}	3483	}
3160		3484
3161	sub reload_resources {	3485	sub reload_resources {
3162	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3163		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3164	reload_regions;	3490	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3491	reload_treasures;
3169		3492
3170	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3171	}	3494	}
3172		3495
3173	sub init {
3174	reload_resources;
3175	}
3176
3177	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3500	or return;
3180		3501
3181	local $/;	3502	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3183		3504
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3506
3186	$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};
3187	$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};
…		…
3191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3192	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3193	};	3514	};
3194	warn $@ if $@;	3515	warn $@ if $@;
3195	}	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;
3196	}	3547	}
3197		3548
3198	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
3199	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3201	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#
3202	(async {	3562	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3564	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3206	};	3566	};
3207		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;
3208	reload_config;	3580	reload_config;
3209	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
3210	load_extensions;	3591	load_extensions;
3211		3592
3212	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3213	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;
3214	}	3606	}
3215		3607
3216	#############################################################################	3608	#############################################################################
3217	# initialisation and cleanup	3609	# initialisation and cleanup
3218		3610
3219	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3220	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3229	},
3230	);	3617	};
3231	}	3618	}
3232	}	3619	}
3233		3620
3234	sub write_runtime {	3621	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3236		3623
3237	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3239		3626
3240	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3628
3242	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3243		3630
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3632	or return;
3246		3633
3247	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3260		3647
3261	close $fh	3648	close $fh
3262	or return;	3649	or return;
3263		3650
3264	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3652	and return;
3266		3653
3267	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3655
3269	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 };
3270	}	3707	}
3271		3708
3272	sub emergency_save() {	3709	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3274		3711
3275	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3276		3713
3277	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
3278	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3726	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3728	$pl->save;
3287	}	3729	}
3288	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3289		3731
3290	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3735	$map->valid or next;
3294	$map->save;	3736	$map->save;
3295	}	3737	}
3296	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3297		3739
3298	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3301	};	3747	};
3302		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3303	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3304	}	3755	}
3305		3756
3306	sub post_cleanup {	3757	sub post_cleanup {
3307	my ($make_core) = @_;	3758	my ($make_core) = @_;
3308		3759
3309	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3310	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	}
3311	}	3790	}
3312		3791
3313	sub do_reload_perl() {	3792	sub do_reload_perl() {
3314	# can/must only be called in main	3793	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3794	if ($Coro::current != $Coro::main) {
3316	warn "can only reload from main coroutine";	3795	warn "can only reload from main coroutine";
3317	return;	3796	return;
3318	}	3797	}
3319		3798
		3799	return if $RELOAD++;
		3800
		3801	my $t1 = AE::time;
		3802
		3803	while ($RELOAD) {
3320	warn "reloading...";	3804	warn "reloading...";
3321		3805
3322	warn "entering sync_job";	3806	warn "entering sync_job";
3323		3807
3324	cf::sync_job {	3808	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3809	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3810	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3811	cf::write_runtime_sync; # external watchdog should not bark
3328		3812
3329	warn "syncing database to disk";	3813	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3814	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3815
3332	# if anything goes wrong in here, we should simply crash as we already saved	3816	# if anything goes wrong in here, we should simply crash as we already saved
3333		3817
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3818	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3819	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3820	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3821	}
3371		3822
3372	warn "... nuking $pkg";	3823	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3824	$_->cancel for values %EXT_CORO;
3374	}	3825	%EXT_CORO = ();
3375		3826
3376	warn "unloading all perl modules loaded from $LIBDIR";	3827	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3828	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3829
		3830	warn "removing ext/exti commands";
		3831	%EXTCMD = ();
		3832	%EXTICMD = ();
		3833
		3834	warn "unloading/nuking all extensions";
		3835	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3836	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3837
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3838	if (my $cb = $pkg->can ("unload")) {
		3839	eval {
3387	$cb->();	3840	$cb->($pkg);
		3841	1
		3842	} or warn "$pkg unloaded, but with errors: $@";
		3843	}
		3844
		3845	warn "... clearing $pkg";
		3846	clear_package $pkg;
3388	}	3847	}
3389		3848
3390	Symbol::delete_package $k;	3849	warn "unloading all perl modules loaded from $LIBDIR";
		3850	while (my ($k, $v) = each %INC) {
		3851	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3852
		3853	warn "... unloading $k";
		3854	delete $INC{$k};
		3855
		3856	$k =~ s/\.pm$//;
		3857	$k =~ s/\//::/g;
		3858
		3859	if (my $cb = $k->can ("unload_module")) {
		3860	$cb->();
		3861	}
		3862
		3863	clear_package $k;
3391	}	3864	}
3392		3865
3393	warn "getting rid of safe::, as good as possible";	3866	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3867	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3868	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		3869
3397	warn "unloading cf.pm \"a bit\"";	3870	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3871	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3872	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3873
3401	# don't, removes xs symbols, too,	3874	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3875	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3876	#clear_package __PACKAGE__;
3404		3877
3405	warn "unload completed, starting to reload now";	3878	warn "unload completed, starting to reload now";
3406		3879
3407	warn "reloading cf.pm";	3880	warn "reloading cf.pm";
3408	require cf;	3881	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3882	cf::_connect_to_perl_1;
3410		3883
3411	warn "loading config and database again";	3884	warn "loading config and database again";
3412	cf::reload_config;	3885	cf::reload_config;
3413		3886
3414	warn "loading extensions";	3887	warn "loading extensions";
3415	cf::load_extensions;	3888	cf::load_extensions;
3416		3889
		3890	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3891	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3892	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3893	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3894	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3895	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3896	reattach $_ for values %PLAYER;
		3897	}
3423		3898
		3899	warn "running post_init jobs";
		3900	(pop @POST_INIT)->(1) while @POST_INIT;
		3901
3424	warn "leaving sync_job";	3902	warn "leaving sync_job";
3425		3903
3426	1	3904	1
3427	} or do {	3905	} or do {
3428	warn $@;	3906	warn $@;
3429	warn "error while reloading, exiting.";	3907	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3908	};
3432		3909
3433	warn "reloaded";	3910	warn "reloaded";
		3911	--$RELOAD;
		3912	}
		3913
		3914	$t1 = AE::time - $t1;
		3915	warn "reload completed in ${t1}s\n";
3434	};	3916	};
3435		3917
3436	our $RELOAD_WATCHER; # used only during reload	3918	our $RELOAD_WATCHER; # used only during reload
3437		3919
3438	sub reload_perl() {	3920	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3921	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3922	# coro crashes during coro_state_free->destroy here.
3441		3923
3442	$RELOAD_WATCHER ||= Event->timer (	3924	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	3925	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	3926
3445	data => WF_AUTOCANCEL,	3927	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	3928	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3929	undef $RELOAD_WATCHER;
3449	},	3930	};
3450	);	3931	};
3451	}	3932	}
3452		3933
3453	register_command "reload" => sub {	3934	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3935	my ($who, $arg) = @_;
3455		3936
…		…
3468		3949
3469	our @WAIT_FOR_TICK;	3950	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3951	our @WAIT_FOR_TICK_BEGIN;
3471		3952
3472	sub wait_for_tick {	3953	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3475		3955
3476	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3957	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3958	$signal->wait;
3479	}	3959	}
3480		3960
3481	sub wait_for_tick_begin {	3961	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3962	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3484		3963
3485	my $signal = new Coro::Signal;	3964	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3965	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3966	$signal->wait;
3488	}	3967	}
3489		3968
3490	$TICK_WATCHER = Event->timer (	3969	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3970	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3971	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3972	unless ++$bug_warning > 10;
3500	return;	3973	return;
3501	}	3974	}
3502		3975
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3976	cf::server_tick; # one server iteration
3506		3977
3507	$RUNTIME += $TICK;	3978	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3508	$NEXT_TICK += $TICK;
3509		3979
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3980	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3981	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3982	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3983	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3984	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3985	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3986	};
		3987	}
3518		3988
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3989	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3990	$sig->send;
3521	}	3991	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3992	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	3993	$sig->send;
3524	}	3994	}
3525		3995
3526	$NOW = Event::time;	3996	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3997	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		3998
3537	_post_tick;	3999	if (0) {
		4000	if ($NEXT_TICK) {
		4001	my $jitter = $TICK_START - $NEXT_TICK;
		4002	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4003	warn "jitter $JITTER\n";#d#
		4004	}
3538	},	4005	}
3539	);	4006	}
3540		4007
3541	{	4008	{
		4009	# configure BDB
		4010
3542	BDB::min_parallel 8;	4011	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4012	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4013	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4014
3568	unless ($DB_ENV) {	4015	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4016	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4017	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4018	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4019	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4020	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4022
3575	cf::sync_job {	4023	cf::sync_job {
3576	eval {	4024	eval {
…		…
3586		4034
3587	cf::cleanup "db_env_open(db): $@" if $@;	4035	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4036	};
3589	}	4037	}
3590		4038
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4039	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4040	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4041	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4042	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4043	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4044	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4045	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4046	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4047	};
3621	}	4048	}
3622		4049
3623	{	4050	{
		4051	# configure IO::AIO
		4052
3624	IO::AIO::min_parallel 8;	4053	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4054	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4055	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4056	}
3637		4057
3638	my $_log_backtrace;	4058	my $_log_backtrace;
3639		4059
3640	sub _log_backtrace {	4060	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	4063	$msg =~ s/\n//;
3644		4064
3645	# limit the # of concurrent backtraces	4065	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4066	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	4067	++$_log_backtrace;
		4068	my $perl_bt = Carp::longmess $msg;
3648	async {	4069	async {
3649	$Coro::current->{desc} = "abt $msg";	4070	$Coro::current->{desc} = "abt $msg";
3650		4071
3651	my @bt = fork_call {	4072	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4073	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4084	}
3664		4085
3665	@funcs	4086	@funcs
3666	};	4087	};
3667		4088
3668	LOG llevInfo, "[ABT] $msg\n";	4089	LOG llevInfo, "[ABT] $perl_bt\n";
		4090	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4091	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4092	--$_log_backtrace;
3671	};	4093	};
3672	} else {	4094	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4095	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4096	LOG llevInfo, "[ABT] [suppressed]\n";
3675	}	4097	}
3676	}	4098	}
3677		4099
3678	# load additional modules	4100	# load additional modules
3679	use cf::pod;	4101	require "cf/$_.pm" for @EXTRA_MODULES;
		4102	cf::_connect_to_perl_2;
3680		4103
3681	END { cf::emergency_save }	4104	END { cf::emergency_save }
3682		4105
3683	1	4106	1
3684		4107

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