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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.510 by root, Tue Apr 6 22:59:28 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	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	228	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.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	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	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	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,	362	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	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
359	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
360		436
361	while () {	437	while () {
362	next_job:	438	next_job:
		439
363	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	441
365	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	446	$job->[2]->send;
369	Coro::cede;	447	Coro::cede;
370	goto next_job;	448	goto next_job;
371	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	451	}
373	}	452	}
374		453
375	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	457	$signal->wait;
379	} else {	458	} else {
		459	$busy = 0;
380	Coro::schedule;	460	Coro::schedule;
381	}	461	}
382	}	462	}
383	};	463	};
384		464
385	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
386	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
387		469
388	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
389	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
390		473
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
404		487
405	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
406		489
407	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
408		491
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	495	acceptable.
413		496
414	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		503
421	sub sync_job(&) {	504	sub sync_job(&) {
422	my ($job) = @_;	505	my ($job) = @_;
423		506
424	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	508	my $time = EV::time;
426		509
427	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
429		512
430	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	514
432	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
433		516
434	my $busy = 1;	517	my $busy = 1;
435	my @res;	518	my @res;
436		519
437	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	522	@res = eval { $job->() };
439	warn $@ if $@;	523	warn $@ if $@;
440	undef $busy;	524	undef $busy;
441	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
442		526
443	while ($busy) {	527	while ($busy) {
444	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
445	}	532	}
		533	}
446		534
447	$time = Event::time - $time;	535	my $time = EV::time - $time;
448		536
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
453		538
454	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
455	} else {	540	} else {
456	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
457		542
…		…
482	=item fork_call { }, $args	567	=item fork_call { }, $args
483		568
484	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
488		573
489	=cut	574	=cut
490		575
491	sub fork_call(&@) {	576	sub fork_call(&@) {
492	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
499	reset_signals;	584	reset_signals;
500	&$cb	585	&$cb
501	}, @args;	586	}, @args;
502		587
503	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
504	}	616	}
505		617
506	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
507		619
508	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
647		759
648	#############################################################################	760	#############################################################################
649		761
650	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
651		763
652	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
655		767
656	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	770	Deliantra).
659		771
660	=over 4	772	=over 4
661		773
662	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
663		775
…		…
707	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
708		820
709	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
711		823
712	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
714		826
715	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
716		828
717	=over 4	829	=over 4
…		…
945	}	1057	}
946		1058
947	0	1059	0
948	}	1060	}
949		1061
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1063
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1065
954	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
955		1067
…		…
961		1073
962	=cut	1074	=cut
963		1075
964	#############################################################################	1076	#############################################################################
965	# object support	1077	# object support
966	#
967		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
968	sub _can_merge {	1112	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
970		1114
971	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1116
975	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
976	}	1119	}
977		1120
978	sub reattach {	1121	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1123	my ($obj) = @_;
981		1124
		1125	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1127
984	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
985		1129
986	@$registry = ();	1130	@$registry = ();
987		1131
…		…
1002	cf::attachable->attach (	1146	cf::attachable->attach (
1003	prio => -1000000,	1147	prio => -1000000,
1004	on_instantiate => sub {	1148	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1006		1150
1007	$data = from_json $data;	1151	$data = decode_json $data;
1008		1152
1009	for (@$data) {	1153	for (@$data) {
1010	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1011		1155
1012	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1169	},
1026	);	1170	);
1027		1171
1028	sub object_freezer_save {	1172	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1174
1033	sync_job {	1175	sync_job {
1034	if (length $$rdata) {	1176	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1038		1180
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1043	close $fh;	1188	aio_close $fh;
1044		1189
1045	if (@$objs) {	1190	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1051	close $fh;	1199	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1201	}
1054	} else {	1202	} else {
1055	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1056	}	1204	}
1057		1205
1058	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1210	} else {
1060	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1061	}	1212	}
1062	} else {	1213	} else {
1063	aio_unlink $filename;	1214	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1065	}	1216	}
1066	};	1217	};
1067
1068	undef $guard;
1069	}	1218	}
1070		1219
1071	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1073		1222
…		…
1078		1227
1079	sub object_thawer_load {	1228	sub object_thawer_load {
1080	my ($filename) = @_;	1229	my ($filename) = @_;
1081		1230
1082	my ($data, $av);	1231	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1232
1086	(aio_load $filename, $data) >= 0	1233	(aio_load $filename, $data) >= 0
1087	or return;	1234	or return;
1088		1235
1089	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1238	or return;
1092		1239
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1095	}	1242	}
1096		1243
1097	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1161		1308
1162	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1163	}	1310	}
1164		1311
		1312	use File::Glob ();
		1313
1165	cf::player->attach (	1314	cf::player->attach (
1166	on_command => sub {	1315	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1168		1317
1169	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1170	or return;	1319	or return;
1171		1320
…		…
1201		1350
1202	cf::override;	1351	cf::override;
1203	},	1352	},
1204	);	1353	);
1205		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1206	sub load_extensions {	1368	sub load_extensions {
1207	cf::sync_job {	1369	cf::sync_job {
1208	my %todo;	1370	my %todo;
1209		1371
1210	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1391
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1394
1233	$ext{source} =	1395	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1236	. $source	1398	. $source
1237	. "\n};\n1";	1399	. "\n};\n1";
1238		1400
1239	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1240	}	1402	}
1241		1403
		1404	my $pass = 0;
1242	my %done;	1405	my %done;
1243	while (%todo) {	1406	while (%todo) {
1244	my $progress;	1407	my $progress;
1245		1408
		1409	++$pass;
		1410
		1411	ext:
1246	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1414	next ext
1249	unless exists $done{$_};	1415	unless exists $done{$_};
1250	}	1416	}
1251		1417
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1419
1254	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1259	warn $msg;	1427	} else {
1260	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1261	exit 1;	1429	push @EXTS, $v->{pkg};
1262	}	1430	$progress = 1;
1263		1431
1264	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1265	}	1434	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1435	}
1271		1436
1272	skip:	1437	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1275	}	1445	}
1276	};	1446	};
1277	}	1447	}
1278		1448
1279	#############################################################################	1449	#############################################################################
1280		1450
1281	=back	1451	=back
1282		1452
1283	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1284		1454
1285	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1286		1456
1287	=cut	1457	=cut
1288		1458
1289	package cf::player;	1459	package cf::player;
1290		1460
…		…
1333		1503
1334	sub exists($) {	1504	sub exists($) {
1335	my ($login) = @_;	1505	my ($login) = @_;
1336		1506
1337	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1339	}	1509	}
1340		1510
1341	sub find($) {	1511	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1513	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1526	or return;
1357		1527
1358	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1359	or return;	1529	or return;
		1530
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1363	}	1534	}
1364	}	1535	}
…		…
1374		1545
1375	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1376		1547
1377	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1379		1552
1380	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1554	cf::cede_to_tick;
1382	}	1555	}
1383		1556
…		…
1415	my ($pl) = @_;	1588	my ($pl) = @_;
1416		1589
1417	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1418		1591
1419	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1594
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1426		1601
1427	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1642
1468	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1469	my $path = path $login;	1644	my $path = path $login;
1470		1645
1471	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1652	}
1477		1653
…		…
1508	}	1684	}
1509		1685
1510	\@paths	1686	\@paths
1511	}	1687	}
1512		1688
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1690
1515	Expand crossfire pod fragments into protocol xml.	1691	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		1692
1564	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1565		1694
1566	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1567		1696
…		…
1634	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1636		1765
1637	sub generate_random_map {	1766	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1639	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1772	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1897
1766	# the temporary/swap location	1898	# the temporary/swap location
1767	sub save_path {	1899	sub save_path {
1768	my ($self) = @_;	1900	my ($self) = @_;
1769		1901
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1772	}	1904	}
1773		1905
1774	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1775	sub uniq_path {	1907	sub uniq_path {
1776	my ($self) = @_;	1908	my ($self) = @_;
1777		1909
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1911	"$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	}	1912	}
1790		1913
1791	sub decay_objects {	1914	sub decay_objects {
1792	my ($self) = @_;	1915	my ($self) = @_;
1793		1916
…		…
1877	sub find {	2000	sub find {
1878	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1879		2002
1880	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1881		2004
1882	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2007
1885	$cf::MAP{$path} || do {	2008	$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	2009	my $map = new_from_path cf::map $path
1890	or return;	2010	or return;
1891		2011
1892	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1893		2013
…		…
1895	or return;	2015	or return;
1896		2016
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1900	undef $guard1;	2021	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2022	$map->reset;
1903	return find $path;	2023	return find $path;
1904	}	2024	}
1905		2025
1906	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1907	}	2027	}
1908	}	2028	}
1909		2029
1910	sub pre_load { }	2030	sub pre_load { }
1911	sub post_load { }	2031	#sub post_load { } # XS
1912		2032
1913	sub load {	2033	sub load {
1914	my ($self) = @_;	2034	my ($self) = @_;
1915		2035
1916	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2054	$f->skip_block;
1935	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
1936	or return;	2056	or return;
1937		2057
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1939	if delete $self->{load_original};	2059	if delete $self->{load_original};
1940		2060
1941	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2062	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2082	$self->decay_objects;
1963	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1964	$self->update_buttons;	2084	$self->update_buttons;
1965	cf::cede_to_tick;	2085	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2086	$self->activate;
1969	}	2087	}
1970		2088
1971	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1973		2091
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2093	}
1976		2094
1977	$self->post_load;	2095	$self->post_load;
1978	}	2096	}
1979		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2101	sub customise_for {
1981	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
1982		2103
1983	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2105	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2158	my ($path, $origin, $load) = @_;
2038		2159
2039	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
2040		2161
2041	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2164	}
2044		2165
2045	$MAP_PREFETCH{$path} |= $load;	2166	$MAP_PREFETCH{$path} |= $load;
2046		2167
2047	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
		2169	$Coro::current->{desc} = "map prefetcher";
		2170
2048	while (%MAP_PREFETCH) {	2171	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2172	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2173	if (my $map = find $k) {
2051	$map->load if $v;	2174	$map->load if $v;
2052	}	2175	}
…		…
2078	return if $self->{deny_save};	2201	return if $self->{deny_save};
2079		2202
2080	local $self->{last_access} = $self->last_access;#d#	2203	local $self->{last_access} = $self->last_access;#d#
2081		2204
2082	cf::async {	2205	cf::async {
		2206	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
2084	};	2208	};
		2209
		2210	cf::get_slot 0.02;
2085		2211
2086	if ($uniq) {	2212	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2215	} else {
…		…
2098	$self->save;	2224	$self->save;
2099		2225
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2227
2102	return if $self->players;	2228	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2230	return if $self->{deny_save};
2105		2231
2106	$self->in_memory (cf::MAP_SWAPPED);	2232	$self->in_memory (cf::MAP_SWAPPED);
2107		2233
2108	$self->deactivate;	2234	$self->deactivate;
…		…
2133		2259
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2261
2136	return if $self->players;	2262	return if $self->players;
2137		2263
2138	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2139		2265
2140	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2141		2267
2142	# need to save uniques path	2268	# need to save uniques path
2143	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2226		2352
2227	sub unique_maps() {	2353	sub unique_maps() {
2228	[	2354	[
2229	map {	2355	map {
2230	utf8::decode $_;	2356	utf8::decode $_;
2231	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2232	? normalise $_	2360	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2362	]
2236	}	2363	}
2237		2364
2238	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2239		2396
2240	=back	2397	=back
2241		2398
2242	=head3 cf::object	2399	=head3 cf::object
2243		2400
…		…
2247		2404
2248	=over 4	2405	=over 4
2249		2406
2250	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2251		2408
2252	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2253		2411
2254	=cut	2412	=cut
2255		2413
2256	sub inv_recursive_;	2414	sub inv_recursive_;
2257	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2263	}	2421	}
2264		2422
2265	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2266		2424
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2426
2269	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2270		2428
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2274	=cut	2432	=cut
2275		2433
2276	sub deref {	2434	sub deref {
2277	my ($ref) = @_;	2435	my ($ref) = @_;
2278		2436
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2438	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2440	or return;
2286	$pl->ob->uuid eq $uuid	2441	$pl->ob->uuid eq $uuid
2287	or return;	2442	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2309		2464
2310	=cut	2465	=cut
2311		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2312	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2482	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2498
2330	} else {	2499	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2502	}
2334	}	2503	}
2335	}	2504	}
2336		2505
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2531
2363	=item $player_object->enter_link	2532	=item $player_object->enter_link
2364		2533
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2535
2367	The player should be reasonably safe there for short amounts of time. You	2536	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.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2369		2540
2370	Will never block.	2541	Will never block.
2371		2542
2372	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2373		2544
…		…
2425	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2427		2598
2428	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2431		2602
2432	$map->load;	2603	$map->load;
2433	$map->load_neighbours;	2604	$map->load_neighbours;
2434		2605
2435	return unless $self->contr->active;	2606	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2607
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2440	}	2613	}
2441		2614
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2616
2444	Moves the player to the given map-path and coordinates by first freezing	2617	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	2618	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	2619	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	2620	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2621	be called at the end of this process.
2449		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
		2625
2450	=cut	2626	=cut
2451		2627
2452	our $GOTOGEN;	2628	our $GOTOGEN;
2453		2629
2454	sub cf::object::player::goto {	2630	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2635
2460	$self->enter_link;	2636	$self->enter_link;
2461		2637
2462	(async {	2638	(async {
		2639	$Coro::current->{desc} = "player::goto $path $x $y";
		2640
2463	# *tag paths override both path and x|y	2641	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2642	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2643	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2644	my $ob = $obs[rand @obs];
2467		2645
…		…
2530	}	2708	}
2531		2709
2532	sub prepare_random_map {	2710	sub prepare_random_map {
2533	my ($exit) = @_;	2711	my ($exit) = @_;
2534		2712
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2715	# that depends on the exit object
2540		2716
2541	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2719	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2548	}	2726	}
2549		2727
2550	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2551		2729
2552	my $data = cf::to_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2555		2733
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2736	undef $fh;
2559	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2560		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2563	}	2745	}
2564	}	2746	}
2565		2747
2566	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2568		2750
2569	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2570		2752
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2753	$self->enter_link;
2583		2754
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2755	(async {
2589	$self->deactivate_recursive; # just to be sure	2756	$Coro::current->{desc} = "enter_exit";
		2757
2590	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2591	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2592		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2593	1;	2779	1
2594	}) {	2780	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2785
2600	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2619		2805
2620	utf8::encode $text;	2806	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2622	}	2833	}
2623		2834
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2836
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2839	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2840	the message unless the client supports the msg packet.
2630		2841
2631	=cut	2842	=cut
2632		2843
		2844	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
2634	"c/identify" => {	2852	"c/identify" => {
2635	id => "identify",	2853	id => "infobox",
2636	title => "Identify",	2854	title => "Identify",
2637	reply => undef,	2855	reply => undef,
2638	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
2639	},	2857	},
2640	"c/examine" => {	2858	"c/examine" => {
2641	id => "examine",	2859	id => "infobox",
2642	title => "Examine",	2860	title => "Examine",
2643	reply => undef,	2861	reply => undef,
2644	tooltip => "Signs and other items you examined",	2862	tooltip => "Signs and other items you examined",
2645	},	2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
		2869	},
		2870	"c/book" => {
		2871	id => "infobox",
		2872	title => "Book",
		2873	reply => undef,
		2874	tooltip => "The contents of a note or book",
		2875	},
		2876	"c/lookat" => {
		2877	id => "infobox",
		2878	title => "Look",
		2879	reply => undef,
		2880	tooltip => "What you saw there",
		2881	},
		2882	"c/who" => {
		2883	id => "infobox",
		2884	title => "Players",
		2885	reply => undef,
		2886	tooltip => "Shows players who are currently online",
		2887	},
		2888	"c/body" => {
		2889	id => "infobox",
		2890	title => "Body Parts",
		2891	reply => undef,
		2892	tooltip => "Shows which body parts you posess and are available",
		2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
		2930	"c/uptime" => {
		2931	id => "infobox",
		2932	title => "Uptime",
		2933	reply => undef,
		2934	tooltip => "How long the server has been running since last restart",
		2935	},
		2936	"c/mapinfo" => {
		2937	id => "infobox",
		2938	title => "Map Info",
		2939	reply => undef,
		2940	tooltip => "Information related to the maps",
		2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
2646	);	2956	);
2647		2957
2648	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2960
2651	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2652		2963
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2965
2655	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2967	if ($CHANNEL{$channel}) {
		2968	$channel = $CHANNEL{$channel};
2657		2969
		2970	$self->ext_msg (channel_info => $channel);
		2971	$channel = $channel->{id};
		2972
2658	if (ref $channel) {	2973	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	2978	}
2665		2979
2666	$channel = $channel->{id};	2980	$channel = $channel->{id};
2667	}	2981	}
2668		2982
2669	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2670		2984
2671	if ($self->can_msg) {
2672	# default colour, mask it out	2985	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2675		2988
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	2992	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		2993
2690	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	2995	}
2704		2996
2705	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2706		2998
2707	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2710		3002
2711	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2713		3005
2714	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	3011	}
2720	}	3012	}
2721		3013
2722	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2723		3015
…		…
2727		3019
2728	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2730		3022
2731	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove	3026	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}	3029	}
2738	}	3030	}
2739		3031
2740	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2741		3033
…		…
2842		3134
2843	$coro	3135	$coro
2844	}	3136	}
2845		3137
2846	cf::client->attach (	3138	cf::client->attach (
2847	on_destroy => sub {	3139	on_client_destroy => sub {
2848	my ($ns) = @_;	3140	my ($ns) = @_;
2849		3141
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3142	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3143	},
2852	);	3144	);
…		…
2868	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
2869		3161
2870	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
2871		3163
2872	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
2875	sort time	3167	sort time
2876	));	3168	));
2877		3169
2878	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
2880	=pod	3172	=pod
2881		3173
2882	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
2883		3175
2884	cf::object	3176	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3177	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
2887		3180
2888	cf::object::player	3181	cf::object::player
2889	player	3182	player
2890		3183
2891	cf::player	3184	cf::player
…		…
2896		3189
2897	=cut	3190	=cut
2898		3191
2899	for (	3192	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3195	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
2906	) {	3199	) {
2907	no strict 'refs';	3200	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2927		3220
2928	my $qcode = $code;	3221	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
2931		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
2932	local $_;	3228	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3229
2935	my $eval =	3230	my $eval =
2936	"do {\n"	3231	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3234	. $code
2940	. "\n}"	3235	. "\n}"
2941	;	3236	;
2942		3237
		3238	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
2946		3247
2947	if ($@) {	3248	if ($@) {
2948	warn "$@";	3249	warn "$@";
2949	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
2950	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2969	=cut	3270	=cut
2970		3271
2971	sub register_script_function {	3272	sub register_script_function {
2972	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
2973		3274
2974	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
2976	}	3277	}
2977		3278
2978	=back	3279	=back
2979		3280
2980	=cut	3281	=cut
…		…
3001		3302
3002	$facedata->{version} == 2	3303	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3305
3005	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3309	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
3009	};	3312	};
3010	cf::cede_to_tick;	3313	cf::cede_to_tick;
3011		3314
3012	{	3315	{
3013	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
3014		3317
3015	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3320
3017	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3021		3325
3022	cf::cede_to_tick;	3326	cf::cede_to_tick;
3023	}	3327	}
3024		3328
3025	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3330	next unless $info->{smooth};
		3331
3027	my $idx = cf::face::find $face	3332	my $idx = cf::face::find $face
3028	or next;	3333	or next;
		3334
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3335	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3336	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3338	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3339	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047		3353
3048	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3049	}	3355	}
3050		3356
3051	{	3357	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3055		3359
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
		3361	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3363
3062	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3365	cf::face::set_type $idx, $info->{type};
3064
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3366	} else {
3072	$data = $info->{data};	3367	$RESOURCE{$name} = $info;
3073	}	3368	}
3074		3369
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3370	cf::cede_to_tick;
3079	}	3371	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3372	}
		3373
		3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3375
3100	1	3376	1
3101	}	3377	}
		3378
		3379	cf::global->attach (on_resource_update => sub {
		3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3382
		3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3384	my $sound = $soundconf->{compat}[$_]
		3385	or next;
		3386
		3387	my $face = cf::face::find "sound/$sound->[1]";
		3388	cf::sound::set $sound->[0] => $face;
		3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3390	}
		3391
		3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3393	my $face = cf::face::find "sound/$v";
		3394	cf::sound::set $k => $face;
		3395	}
		3396	}
		3397	});
3102		3398
3103	register_exticmd fx_want => sub {	3399	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3400	my ($ns, $want) = @_;
3105		3401
3106	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
3108	}	3404	}
3109	};	3405	};
		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
3110		3416
3111	sub reload_regions {	3417	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3418	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3419	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3420	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3434	}
3129		3435
3130	sub reload_archetypes {	3436	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3439	}
3139		3440
3140	sub reload_treasures {	3441	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
3143	}	3444	}
3144		3445
3145	sub reload_resources {	3446	sub reload_resources {
3146	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
3147		3448
		3449	reload_facedata;
		3450	reload_archetypes;
3148	reload_regions;	3451	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3452	reload_treasures;
3153		3453
3154	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3155	}	3455	}
3156		3456
3157	sub init {
3158	reload_resources;
3159	}
3160
3161	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3461	or return;
3164		3462
3165	local $/;	3463	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3167		3465
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3467
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3175	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3176	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3177	};	3475	};
3178	warn $@ if $@;	3476	warn $@ if $@;
3179	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3180	}	3508	}
3181		3509
3182	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3183	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3528	(async {
3187	Event::one_event;	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3530	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3189	};	3532	};
3190		3533
		3534	evthread_start IO::AIO::poll_fileno;
		3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
3191	reload_config;	3541	reload_config;
3192	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_skills;
		3547
		3548	cf::init_beforeplay;
		3549
		3550	atomic;
		3551
3193	load_extensions;	3552	load_extensions;
3194		3553
3195	$TICK_WATCHER->start;	3554	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3555
		3556	# no (long-running) fork's whatsoever before this point(!)
		3557	use POSIX ();
		3558	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3559
		3560	(pop @POST_INIT)->(0) while @POST_INIT;
		3561	};
		3562
		3563	main_loop;
3197	}	3564	}
3198		3565
3199	#############################################################################	3566	#############################################################################
3200	# initialisation and cleanup	3567	# initialisation and cleanup
3201		3568
3202	# install some emergency cleanup handlers	3569	# install some emergency cleanup handlers
3203	BEGIN {	3570	BEGIN {
		3571	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3572	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3573	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3574	cf::cleanup "SIG$signal";
3212	},
3213	);	3575	};
3214	}	3576	}
3215	}	3577	}
3216		3578
3217	sub write_runtime {	3579	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3580	my $t0 = EV::time;
3219		3581
3220	# first touch the runtime file to show we are still running:	3582	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3583	# the fsync below can take a very very long time.
3222		3584
3223	IO::AIO::aio_utime $runtime, undef, undef;	3585	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3586
3225	my $guard = cf::lock_acquire "write_runtime";	3587	my $guard = cf::lock_acquire "write_runtime";
3226		3588
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3589	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3590	or return;
3229		3591
3230	my $value = $cf::RUNTIME + 90 + 10;	3592	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3593	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3594	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3604	aio_utime $fh, undef, undef;
3243		3605
3244	close $fh	3606	close $fh
3245	or return;	3607	or return;
3246		3608
3247	aio_rename "$runtime~", $runtime	3609	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3610	and return;
3249		3611
3250	warn "runtime file written.\n";	3612	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3251		3613
3252	1	3614	1
		3615	}
		3616
		3617	our $uuid_lock;
		3618	our $uuid_skip;
		3619
		3620	sub write_uuid_sync($) {
		3621	$uuid_skip ||= $_[0];
		3622
		3623	return if $uuid_lock;
		3624	local $uuid_lock = 1;
		3625
		3626	my $uuid = "$LOCALDIR/uuid";
		3627
		3628	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3629	or return;
		3630
		3631	my $value = uuid_seq uuid_cur;
		3632
		3633	unless ($value) {
		3634	warn "cowardly refusing to write zero uuid value!\n";
		3635	return;
		3636	}
		3637
		3638	my $value = uuid_str $value + $uuid_skip;
		3639	$uuid_skip = 0;
		3640
		3641	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3642	and return;
		3643
		3644	# always fsync - this file is important
		3645	aio_fsync $fh
		3646	and return;
		3647
		3648	close $fh
		3649	or return;
		3650
		3651	aio_rename "$uuid~", $uuid
		3652	and return;
		3653
		3654	warn "uuid file written ($value).\n";
		3655
		3656	1
		3657
		3658	}
		3659
		3660	sub write_uuid($$) {
		3661	my ($skip, $sync) = @_;
		3662
		3663	$sync ? write_uuid_sync $skip
		3664	: async { write_uuid_sync $skip };
3253	}	3665	}
3254		3666
3255	sub emergency_save() {	3667	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3668	my $freeze_guard = cf::freeze_mainloop;
3257		3669
3258	warn "enter emergency perl save\n";	3670	warn "emergency_perl_save: enter\n";
3259		3671
3260	cf::sync_job {	3672	cf::sync_job {
		3673	# this is a trade-off: we want to be very quick here, so
		3674	# save all maps without fsync, and later call a global sync
		3675	# (which in turn might be very very slow)
		3676	local $USE_FSYNC = 0;
		3677
3261	# use a peculiar iteration method to avoid tripping on perl	3678	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3679	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3680	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3681	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3682	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3683	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3684	$pl->valid or next;
		3685	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3686	$pl->save;
3269	}	3687	}
3270	warn "end emergency player save\n";	3688	warn "emergency_perl_save: end player save\n";
3271		3689
3272	warn "begin emergency map save\n";	3690	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3691	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3692	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3693	$map->valid or next;
3276	$map->save;	3694	$map->save;
3277	}	3695	}
3278	warn "end emergency map save\n";	3696	warn "emergency_perl_save: end map save\n";
3279		3697
3280	warn "begin emergency database checkpoint\n";	3698	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3699	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3700	warn "emergency_perl_save: end database checkpoint\n";
		3701
		3702	warn "emergency_perl_save: begin write uuid\n";
		3703	write_uuid_sync 1;
		3704	warn "emergency_perl_save: end write uuid\n";
3283	};	3705	};
3284		3706
		3707	warn "emergency_perl_save: starting sync()\n";
		3708	IO::AIO::aio_sync sub {
		3709	warn "emergency_perl_save: finished sync()\n";
		3710	};
		3711
3285	warn "leave emergency perl save\n";	3712	warn "emergency_perl_save: leave\n";
3286	}	3713	}
3287		3714
3288	sub post_cleanup {	3715	sub post_cleanup {
3289	my ($make_core) = @_;	3716	my ($make_core) = @_;
3290		3717
3291	warn Carp::longmess "post_cleanup backtrace"	3718	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3719	if $make_core;
		3720
		3721	my $fh = pidfile;
		3722	unlink $PIDFILE if <$fh> == $$;
		3723	}
		3724
		3725	# a safer delete_package, copied from Symbol
		3726	sub clear_package($) {
		3727	my $pkg = shift;
		3728
		3729	# expand to full symbol table name if needed
		3730	unless ($pkg =~ /^main::.*::$/) {
		3731	$pkg = "main$pkg" if $pkg =~ /^::/;
		3732	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3733	$pkg .= '::' unless $pkg =~ /::$/;
		3734	}
		3735
		3736	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3737	my $stem_symtab = *{$stem}{HASH};
		3738
		3739	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3740	or return;
		3741
		3742	# clear all symbols
		3743	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3744	for my $name (keys %$leaf_symtab) {
		3745	_gv_clear *{"$pkg$name"};
		3746	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3747	}
		3748	warn "cleared package $pkg\n";#d#
3293	}	3749	}
3294		3750
3295	sub do_reload_perl() {	3751	sub do_reload_perl() {
3296	# can/must only be called in main	3752	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3754	warn "can only reload from main coroutine";
3299	return;	3755	return;
3300	}	3756	}
3301		3757
		3758	return if $RELOAD++;
		3759
		3760	my $t1 = EV::time;
		3761
		3762	while ($RELOAD) {
3302	warn "reloading...";	3763	warn "reloading...";
3303		3764
3304	warn "entering sync_job";	3765	warn "entering sync_job";
3305		3766
3306	cf::sync_job {	3767	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3769	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3770	cf::write_runtime_sync; # external watchdog should not bark
3310		3771
3311	warn "syncing database to disk";	3772	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3773	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3774
3314	# if anything goes wrong in here, we should simply crash as we already saved	3775	# if anything goes wrong in here, we should simply crash as we already saved
3315		3776
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3777	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3778	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3779	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3780	}
3353		3781
3354	warn "... nuking $pkg";	3782	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3783	$_->cancel for values %EXT_CORO;
3356	}	3784	%EXT_CORO = ();
3357		3785
3358	warn "unloading all perl modules loaded from $LIBDIR";	3786	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3787	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3788
		3789	warn "removing ext/exti commands";
		3790	%EXTCMD = ();
		3791	%EXTICMD = ();
		3792
		3793	warn "unloading/nuking all extensions";
		3794	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3795	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3796
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3797	if (my $cb = $pkg->can ("unload")) {
		3798	eval {
3369	$cb->();	3799	$cb->($pkg);
		3800	1
		3801	} or warn "$pkg unloaded, but with errors: $@";
		3802	}
		3803
		3804	warn "... clearing $pkg";
		3805	clear_package $pkg;
3370	}	3806	}
3371		3807
3372	Symbol::delete_package $k;	3808	warn "unloading all perl modules loaded from $LIBDIR";
		3809	while (my ($k, $v) = each %INC) {
		3810	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3811
		3812	warn "... unloading $k";
		3813	delete $INC{$k};
		3814
		3815	$k =~ s/\.pm$//;
		3816	$k =~ s/\//::/g;
		3817
		3818	if (my $cb = $k->can ("unload_module")) {
		3819	$cb->();
		3820	}
		3821
		3822	clear_package $k;
3373	}	3823	}
3374		3824
3375	warn "getting rid of safe::, as good as possible";	3825	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3826	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3827	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3828
3379	warn "unloading cf.pm \"a bit\"";	3829	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3830	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3831	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3832
3383	# don't, removes xs symbols, too,	3833	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3834	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3835	#clear_package __PACKAGE__;
3386		3836
3387	warn "unload completed, starting to reload now";	3837	warn "unload completed, starting to reload now";
3388		3838
3389	warn "reloading cf.pm";	3839	warn "reloading cf.pm";
3390	require cf;	3840	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3841	cf::_connect_to_perl_1;
3392		3842
3393	warn "loading config and database again";	3843	warn "loading config and database again";
3394	cf::reload_config;	3844	cf::reload_config;
3395		3845
3396	warn "loading extensions";	3846	warn "loading extensions";
3397	cf::load_extensions;	3847	cf::load_extensions;
3398		3848
		3849	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3850	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3851	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3852	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3853	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3854	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3855	reattach $_ for values %PLAYER;
		3856	}
3405		3857
		3858	warn "running post_init jobs";
		3859	(pop @POST_INIT)->(1) while @POST_INIT;
		3860
3406	warn "leaving sync_job";	3861	warn "leaving sync_job";
3407		3862
3408	1	3863	1
3409	} or do {	3864	} or do {
3410	warn $@;	3865	warn $@;
3411	warn "error while reloading, exiting.";	3866	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3867	};
3414		3868
3415	warn "reloaded";	3869	warn "reloaded";
		3870	--$RELOAD;
		3871	}
		3872
		3873	$t1 = EV::time - $t1;
		3874	warn "reload completed in ${t1}s\n";
3416	};	3875	};
3417		3876
3418	our $RELOAD_WATCHER; # used only during reload	3877	our $RELOAD_WATCHER; # used only during reload
3419		3878
3420	sub reload_perl() {	3879	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3880	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3881	# coro crashes during coro_state_free->destroy here.
3423		3882
3424	$RELOAD_WATCHER ||= Event->timer (	3883	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3884	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3885
3427	data => WF_AUTOCANCEL,	3886	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3887	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3888	undef $RELOAD_WATCHER;
3431	},	3889	};
3432	);	3890	};
3433	}	3891	}
3434		3892
3435	register_command "reload" => sub {	3893	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3894	my ($who, $arg) = @_;
3437		3895
3438	if ($who->flag (FLAG_WIZ)) {	3896	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3897	$who->message ("reloading server.");
		3898	async {
		3899	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3900	reload_perl;
		3901	};
3441	}	3902	}
3442	};	3903	};
3443		3904
3444	unshift @INC, $LIBDIR;	3905	unshift @INC, $LIBDIR;
3445		3906
…		…
3447		3908
3448	our @WAIT_FOR_TICK;	3909	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3910	our @WAIT_FOR_TICK_BEGIN;
3450		3911
3451	sub wait_for_tick {	3912	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3913	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3454		3914
3455	my $signal = new Coro::Signal;	3915	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3916	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3917	$signal->wait;
3458	}	3918	}
3459		3919
3460	sub wait_for_tick_begin {	3920	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3921	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3463		3922
3464	my $signal = new Coro::Signal;	3923	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3924	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3925	$signal->wait;
3467	}	3926	}
3468		3927
3469	$TICK_WATCHER = Event->timer (	3928	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3929	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3930	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3931	unless ++$bug_warning > 10;
3479	return;	3932	return;
3480	}	3933	}
3481		3934
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3935	cf::server_tick; # one server iteration
3485		3936
3486	$RUNTIME += $TICK;	3937	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3487	$NEXT_TICK += $TICK;
3488		3938
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3939	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3940	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3941	Coro::async_pool {
		3942	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3943	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3944	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3945	};
		3946	}
3496		3947
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3948	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3949	$sig->send;
3499	}	3950	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3951	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3952	$sig->send;
3502	}	3953	}
3503		3954
3504	$NOW = Event::time;	3955	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3956	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3957
3515	_post_tick;	3958	if (0) {
		3959	if ($NEXT_TICK) {
		3960	my $jitter = $TICK_START - $NEXT_TICK;
		3961	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3962	warn "jitter $JITTER\n";#d#
		3963	}
3516	},	3964	}
3517	);	3965	}
3518		3966
3519	{	3967	{
		3968	# configure BDB
		3969
3520	BDB::min_parallel 8;	3970	BDB::min_parallel 16;
3521	BDB::max_poll_time $TICK * 0.1;	3971	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3972	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3973
3546	unless ($DB_ENV) {	3974	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3975	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3976	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	3977	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3978	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3979	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		3981
3553	cf::sync_job {	3982	cf::sync_job {
3554	eval {	3983	eval {
…		…
3564		3993
3565	cf::cleanup "db_env_open(db): $@" if $@;	3994	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3995	};
3567	}	3996	}
3568		3997
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	3998	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3999	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	4000	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	4001	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4002	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	4003	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	4004	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4005	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	4006	};
3599	}	4007	}
3600		4008
3601	{	4009	{
		4010	# configure IO::AIO
		4011
3602	IO::AIO::min_parallel 8;	4012	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	4013	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	4014	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	4015	}
3615		4016
3616	my $_log_backtrace;	4017	my $_log_backtrace;
3617		4018
3618	sub _log_backtrace {	4019	sub _log_backtrace {
…		…
3621	$msg =~ s/\n//;	4022	$msg =~ s/\n//;
3622		4023
3623	# limit the # of concurrent backtraces	4024	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	4025	if ($_log_backtrace < 2) {
3625	++$_log_backtrace;	4026	++$_log_backtrace;
		4027	my $perl_bt = Carp::longmess $msg;
3626	async {	4028	async {
		4029	$Coro::current->{desc} = "abt $msg";
		4030
3627	my @bt = fork_call {	4031	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	4032	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4033	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4034	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	4035	or die "addr2line: $!";
…		…
3639	}	4043	}
3640		4044
3641	@funcs	4045	@funcs
3642	};	4046	};
3643		4047
3644	LOG llevInfo, "[ABT] $msg\n";	4048	LOG llevInfo, "[ABT] $perl_bt\n";
		4049	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	4050	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	4051	--$_log_backtrace;
3647	};	4052	};
3648	} else {	4053	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	4054	LOG llevInfo, "[ABT] $msg\n";
3650	LOG llevInfo, "[ABT] [suppressed]\n";	4055	LOG llevInfo, "[ABT] [suppressed]\n";
3651	}	4056	}
3652	}	4057	}
3653		4058
3654	# load additional modules	4059	# load additional modules
3655	use cf::pod;	4060	require "cf/$_.pm" for @EXTRA_MODULES;
		4061	cf::_connect_to_perl_2;
3656		4062
3657	END { cf::emergency_save }	4063	END { cf::emergency_save }
3658		4064
3659	1	4065	1
3660		4066

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