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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.483 by root, Mon Oct 12 04:02:17 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
63		95
64	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	97	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
		110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	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	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		116
		117	our $BDB_DEADLOCK_WATCHER;
		118	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	120	our $DB_ENV;
		121
		122	our @EXTRA_MODULES = qw(pod match mapscript);
86		123
87	our %CFG;	124	our %CFG;
88		125
89	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	127	our $RUNTIME;
		128	our $NOW;
91		129
92	our %PLAYER; # all users	130	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	131	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	132	our $LINK_MAP; # the special {link} map, which is always available
95		133
96	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		136
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
102		146
103	binmode STDOUT;	147	binmode STDOUT;
104	binmode STDERR;	148	binmode STDERR;
105		149
106	# read virtual server time, if available	150	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
111	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
112		158
113	mkdir $_	159	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		161
116	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
117		163
118	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
		173
		174	# this is decidedly evil
		175	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		176
120	#############################################################################	177	#############################################################################
121		178
122	=head2 GLOBAL VARIABLES	179	=head2 GLOBAL VARIABLES
123		180
…		…
159		216
160	The raw value load value from the last tick.	217	The raw value load value from the last tick.
161		218
162	=item %cf::CFG	219	=item %cf::CFG
163		220
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	221	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	222	from wherever your confdir points to.
166		223
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	224	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		225
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	226	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
174		231
175	This array contains the results of the last C<invoke ()> call. When	232	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	233	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	234	that call.
178		235
		236	=item %cf::REFLECT
		237
		238	Contains, for each (C++) class name, a hash reference with information
		239	about object members (methods, scalars, arrays and flags) and other
		240	metadata, which is useful for introspection.
		241
179	=back	242	=back
180		243
181	=cut	244	=cut
182		245
183	BEGIN {	246	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	247	my $msg = join "", @_;
186		248
187	$msg .= "\n"	249	$msg .= "\n"
188	unless $msg =~ /\n$/;	250	unless $msg =~ /\n$/;
189		251
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	252	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		253
192	utf8::encode $msg;
193	LOG llevError, $msg;	254	LOG llevError, $msg;
194	};	255	};
195	}	256
		257	$Coro::State::DIEHOOK = sub {
		258	return unless $^S eq 0; # "eq", not "=="
		259
		260	warn Carp::longmess $_[0];
		261
		262	if ($Coro::current == $Coro::main) {#d#
		263	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		264	return;#d#
		265	}#d#
		266
		267	# kill coroutine otherwise
		268	Coro::terminate
		269	};
196		270
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	271	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	272	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	273	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	274	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	281	for my $pkg (qw(
208	cf::global cf::attachable	282	cf::global cf::attachable
209	cf::object cf::object::player	283	cf::object cf::object::player
210	cf::client cf::player	284	cf::client cf::player
211	cf::arch cf::living	285	cf::arch cf::living
		286	cf::map cf::mapspace
212	cf::map cf::party cf::region	287	cf::party cf::region
213	)) {	288	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	290	}
217		291
218	$Event::DIED = sub {	292	$EV::DIED = sub {
219	warn "error in event callback: @_";	293	warn "error in event callback: @_";
220	};	294	};
221		295
222	#############################################################################	296	#############################################################################
223		297
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	320	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	321	$d
248	} || "[unable to dump $_[0]: '$@']";	322	} || "[unable to dump $_[0]: '$@']";
249	}	323	}
250		324
251	=item $ref = cf::from_json $json	325	=item $ref = cf::decode_json $json
252		326
253	Converts a JSON string into the corresponding perl data structure.	327	Converts a JSON string into the corresponding perl data structure.
254		328
255	=item $json = cf::to_json $ref	329	=item $json = cf::encode_json $ref
256		330
257	Converts a perl data structure into its JSON representation.	331	Converts a perl data structure into its JSON representation.
258		332
259	=cut	333	=cut
260		334
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	335	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		336
263	sub to_json ($) { $json_coder->encode ($_[0]) }	337	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	338	sub decode_json($) { $json_coder->decode ($_[0]) }
		339
		340	=item cf::post_init { BLOCK }
		341
		342	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		343	but I<before> the server starts ticking again.
		344
		345	The cdoeblock will have a single boolean argument to indicate whether this
		346	is a reload or not.
		347
		348	=cut
		349
		350	sub post_init(&) {
		351	push @POST_INIT, shift;
		352	}
265		353
266	=item cf::lock_wait $string	354	=item cf::lock_wait $string
267		355
268	Wait until the given lock is available. See cf::lock_acquire.	356	Wait until the given lock is available. See cf::lock_acquire.
269		357
270	=item my $lock = cf::lock_acquire $string	358	=item my $lock = cf::lock_acquire $string
271		359
272	Wait until the given lock is available and then acquires it and returns	360	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	361	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	362	for example when the coroutine gets canceled), the lock is automatically
275	returned.	363	returned.
276		364
		365	Locks are *not* recursive, locking from the same coro twice results in a
		366	deadlocked coro.
		367
277	Lock names should begin with a unique identifier (for example, cf::map::find	368	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	369	uses map_find and cf::map::load uses map_load).
279		370
280	=item $locked = cf::lock_active $string	371	=item $locked = cf::lock_active $string
281		372
282	Return true if the lock is currently active, i.e. somebody has locked it.	373	Return true if the lock is currently active, i.e. somebody has locked it.
283		374
284	=cut	375	=cut
285		376
286	our %LOCK;	377	our $LOCKS = new Coro::SemaphoreSet;
287		378
288	sub lock_wait($) {	379	sub lock_wait($) {
289	my ($key) = @_;	380	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	381	}
297		382
298	sub lock_acquire($) {	383	sub lock_acquire($) {
299	my ($key) = @_;	384	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	385	}
311		386
312	sub lock_active($) {	387	sub lock_active($) {
313	my ($key) = @_;	388	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	389	}
317		390
318	sub freeze_mainloop {	391	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	392	tick_inhibit_inc;
320		393
321	my $guard = Coro::guard {	394	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	395	}
323	};	396
324	$TICK_WATCHER->stop;	397	=item cf::periodic $interval, $cb
325	$guard	398
		399	Like EV::periodic, but randomly selects a starting point so that the actions
		400	get spread over timer.
		401
		402	=cut
		403
		404	sub periodic($$) {
		405	my ($interval, $cb) = @_;
		406
		407	my $start = rand List::Util::min 180, $interval;
		408
		409	EV::periodic $start, $interval, 0, $cb
326	}	410	}
327		411
328	=item cf::get_slot $time[, $priority[, $name]]	412	=item cf::get_slot $time[, $priority[, $name]]
329		413
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	414	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	425	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	426	our $SLOT_QUEUE;
343		427
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	428	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	429	$SLOT_QUEUE = Coro::async {
		430	$Coro::current->desc ("timeslot manager");
		431
346	my $signal = new Coro::Signal;	432	my $signal = new Coro::Signal;
347		433
348	while () {	434	while () {
349	next_job:	435	next_job:
350	my $avail = cf::till_tick;	436	my $avail = cf::till_tick;
…		…
358	}	444	}
359	}	445	}
360	}	446	}
361		447
362	if (@SLOT_QUEUE) {	448	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	449	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	450	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	451	$signal->wait;
366	} else {	452	} else {
367	Coro::schedule;	453	Coro::schedule;
368	}	454	}
369	}	455	}
370	};	456	};
371		457
372	sub get_slot($;$$) {	458	sub get_slot($;$$) {
		459	return if tick_inhibit || $Coro::current == $Coro::main;
		460
373	my ($time, $pri, $name) = @_;	461	my ($time, $pri, $name) = @_;
374		462
375	$time = $TICK * .6 if $time > $TICK * .6;	463	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	464	my $sig = new Coro::Signal;
377		465
…		…
391		479
392	BEGIN { *async = \&Coro::async_pool }	480	BEGIN { *async = \&Coro::async_pool }
393		481
394	=item cf::sync_job { BLOCK }	482	=item cf::sync_job { BLOCK }
395		483
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	484	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	485	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	486	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	487	acceptable.
400		488
401	If it must be done, put the blocking parts into C<sync_job>. This will run	489	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	490	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		495
408	sub sync_job(&) {	496	sub sync_job(&) {
409	my ($job) = @_;	497	my ($job) = @_;
410		498
411	if ($Coro::current == $Coro::main) {	499	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	500	my $time = EV::time;
413		501
414	# this is the main coro, too bad, we have to block	502	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	503	# till the operation succeeds, freezing the server :/
416		504
417	# TODO: use suspend/resume instead	505	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	506
419	my $freeze_guard = freeze_mainloop;	507	my $freeze_guard = freeze_mainloop;
420		508
421	my $busy = 1;	509	my $busy = 1;
422	my @res;	510	my @res;
423		511
424	(async {	512	(async {
		513	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	514	@res = eval { $job->() };
426	warn $@ if $@;	515	warn $@ if $@;
427	undef $busy;	516	undef $busy;
428	})->prio (Coro::PRIO_MAX);	517	})->prio (Coro::PRIO_MAX);
429		518
430	while ($busy) {	519	while ($busy) {
431	Coro::cede or Event::one_event;	520	if (Coro::nready) {
		521	Coro::cede_notself;
		522	} else {
		523	EV::loop EV::LOOP_ONESHOT;
432	}	524	}
		525	}
433		526
434	$time = Event::time - $time;	527	my $time = EV::time - $time;
435		528
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	529	$TICK_START += $time; # do not account sync jobs to server load
440		530
441	wantarray ? @res : $res[0]	531	wantarray ? @res : $res[0]
442	} else {	532	} else {
443	# we are in another coroutine, how wonderful, everything just works	533	# we are in another coroutine, how wonderful, everything just works
444		534
…		…
469	=item fork_call { }, $args	559	=item fork_call { }, $args
470		560
471	Executes the given code block with the given arguments in a seperate	561	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	562	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	563	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	564	never block itself or use any form of event handling.
475		565
476	=cut	566	=cut
477		567
478	sub fork_call(&@) {	568	sub fork_call(&@) {
479	my ($cb, @args) = @_;	569	my ($cb, @args) = @_;
480		570
481	# we seemingly have to make a local copy of the whole thing,	571	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	572	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	573	# TODO: investigate and fix (likely this will be rather laborious)
484		574
485	my @res = Coro::Util::fork_eval {	575	my @res = Coro::Util::fork_eval {
486	reset_signals;	576	reset_signals;
487	&$cb	577	&$cb
488	}, @args;	578	}, @args;
489		579
490	wantarray ? @res : $res[-1]	580	wantarray ? @res : $res[-1]
491	}	581	}
492		582
		583	=item $coin = coin_from_name $name
		584
		585	=cut
		586
		587	our %coin_alias = (
		588	"silver" => "silvercoin",
		589	"silvercoin" => "silvercoin",
		590	"silvercoins" => "silvercoin",
		591	"gold" => "goldcoin",
		592	"goldcoin" => "goldcoin",
		593	"goldcoins" => "goldcoin",
		594	"platinum" => "platinacoin",
		595	"platinumcoin" => "platinacoin",
		596	"platinumcoins" => "platinacoin",
		597	"platina" => "platinacoin",
		598	"platinacoin" => "platinacoin",
		599	"platinacoins" => "platinacoin",
		600	"royalty" => "royalty",
		601	"royalties" => "royalty",
		602	);
		603
		604	sub coin_from_name($) {
		605	$coin_alias{$_[0]}
		606	? cf::arch::find $coin_alias{$_[0]}
		607	: undef
		608	}
		609
493	=item $value = cf::db_get $family => $key	610	=item $value = cf::db_get $family => $key
494		611
495	Returns a single value from the environment database.	612	Returns a single value from the environment database.
496		613
497	=item cf::db_put $family => $key => $value	614	=item cf::db_put $family => $key => $value
498		615
499	Stores the given C<$value> in the family. It can currently store binary	616	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	617	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		618
		619	=item $db = cf::db_table "name"
		620
		621	Create and/or open a new database table. The string must not be "db" and must be unique
		622	within each server.
		623
502	=cut	624	=cut
		625
		626	sub db_table($) {
		627	my ($name) = @_;
		628	my $db = BDB::db_create $DB_ENV;
		629
		630	eval {
		631	$db->set_flags (BDB::CHKSUM);
		632
		633	utf8::encode $name;
		634	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		635	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		636	cf::cleanup "db_open(db): $!" if $!;
		637	};
		638	cf::cleanup "db_open(db): $@" if $@;
		639
		640	$db
		641	}
503		642
504	our $DB;	643	our $DB;
505		644
506	sub db_init {	645	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	646	cf::sync_job {
511	eval {	647	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	648	};
521	}	649	}
522		650
523	sub db_get($$) {	651	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	652	my $key = "$_[0]/$_[1]";
525		653
…		…
575	if (1) {	703	if (1) {
576	$md5 =	704	$md5 =
577	join "\x00",	705	join "\x00",
578	$processversion,	706	$processversion,
579	map {	707	map {
580	Coro::cede;	708	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	709	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	710	} 0.. $#$src;
583		711
584		712
585	my $dbmd5 = db_get cache => "$id/md5";	713	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		751
624	#############################################################################	752	#############################################################################
625		753
626	=head2 ATTACHABLE OBJECTS	754	=head2 ATTACHABLE OBJECTS
627		755
628	Many objects in crossfire are so-called attachable objects. That means you can	756	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	757	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	758	to it. All such attachable objects support the following methods.
631		759
632	In the following description, CLASS can be any of C<global>, C<object>	760	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	761	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	762	Deliantra).
635		763
636	=over 4	764	=over 4
637		765
638	=item $attachable->attach ($attachment, key => $value...)	766	=item $attachable->attach ($attachment, key => $value...)
639		767
…		…
683	=item cf::CLASS::attachment $name, ...	811	=item cf::CLASS::attachment $name, ...
684		812
685	Register an attachment by C<$name> through which attachable objects of the	813	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	814	given CLASS can refer to this attachment.
687		815
688	Some classes such as crossfire maps and objects can specify attachments	816	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	817	that are attached at load/instantiate time, thus the need for a name.
690		818
691	These calls expect any number of the following handler/hook descriptions:	819	These calls expect any number of the following handler/hook descriptions:
692		820
693	=over 4	821	=over 4
…		…
921	}	1049	}
922		1050
923	0	1051	0
924	}	1052	}
925		1053
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1054	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1055
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1057
930	Generate an object-specific event with the given arguments.	1058	Generate an object-specific event with the given arguments.
931		1059
…		…
937		1065
938	=cut	1066	=cut
939		1067
940	#############################################################################	1068	#############################################################################
941	# object support	1069	# object support
942	#
943		1070
		1071	sub _object_equal($$);
		1072	sub _object_equal($$) {
		1073	my ($a, $b) = @_;
		1074
		1075	return 0 unless (ref $a) eq (ref $b);
		1076
		1077	if ("HASH" eq ref $a) {
		1078	my @ka = keys %$a;
		1079	my @kb = keys %$b;
		1080
		1081	return 0 if @ka != @kb;
		1082
		1083	for (0 .. $#ka) {
		1084	return 0 unless $ka[$_] eq $kb[$_];
		1085	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1086	}
		1087
		1088	} elsif ("ARRAY" eq ref $a) {
		1089
		1090	return 0 if @$a != @$b;
		1091
		1092	for (0 .. $#$a) {
		1093	return 0 unless _object_equal $a->[$_], $b->[$_];
		1094	}
		1095
		1096	} elsif ($a ne $b) {
		1097	return 0;
		1098	}
		1099
		1100	1
		1101	}
		1102
		1103	our $SLOW_MERGES;#d#
944	sub _can_merge {	1104	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1105	my ($ob1, $ob2) = @_;
946		1106
947	local $Storable::canonical = 1;	1107	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1108
951	$fob1 eq $fob2	1109	# we do the slow way here
		1110	return _object_equal $ob1, $ob2
952	}	1111	}
953		1112
954	sub reattach {	1113	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1114	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1115	my ($obj) = @_;
957		1116
		1117	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1118	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1119
960	my $registry = $obj->registry;	1120	my $registry = $obj->registry;
961		1121
962	@$registry = ();	1122	@$registry = ();
963		1123
…		…
978	cf::attachable->attach (	1138	cf::attachable->attach (
979	prio => -1000000,	1139	prio => -1000000,
980	on_instantiate => sub {	1140	on_instantiate => sub {
981	my ($obj, $data) = @_;	1141	my ($obj, $data) = @_;
982		1142
983	$data = from_json $data;	1143	$data = decode_json $data;
984		1144
985	for (@$data) {	1145	for (@$data) {
986	my ($name, $args) = @$_;	1146	my ($name, $args) = @$_;
987		1147
988	$obj->attach ($name, %{$args || {} });	1148	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1164	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1165	my ($filename, $rdata, $objs) = @_;
1006		1166
1007	sync_job {	1167	sync_job {
1008	if (length $$rdata) {	1168	if (length $$rdata) {
		1169	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1170	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1171	$decname, length $$rdata, scalar @$objs;
1011		1172
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1174	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1176	if ($cf::USE_FSYNC) {
		1177	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;
		1178	aio_fsync $fh;
		1179	}
1016	close $fh;	1180	aio_close $fh;
1017		1181
1018	if (@$objs) {	1182	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1183	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1184	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1185	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1186	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1024	close $fh;	1191	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1192	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1193	}
1027	} else {	1194	} else {
1028	aio_unlink "$filename.pst";	1195	aio_unlink "$filename.pst";
1029	}	1196	}
1030		1197
1031	aio_rename "$filename~", $filename;	1198	aio_rename "$filename~", $filename;
		1199
		1200	$filename =~ s%/[^/]+$%%;
		1201	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1202	} else {
1033	warn "FATAL: $filename~: $!\n";	1203	warn "unable to save objects: $filename~: $!\n";
1034	}	1204	}
1035	} else {	1205	} else {
1036	aio_unlink $filename;	1206	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1207	aio_unlink "$filename.pst";
1038	}	1208	}
1039	}	1209	};
1040	}	1210	}
1041		1211
1042	sub object_freezer_as_string {	1212	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1213	my ($rdata, $objs) = @_;
1044		1214
…		…
1056	or return;	1226	or return;
1057		1227
1058	unless (aio_stat "$filename.pst") {	1228	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1229	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1230	or return;
		1231
1061	$av = eval { (Storable::thaw $av)->{objs} };	1232	my $st = eval { Coro::Storable::thaw $av };
		1233	$av = $st->{objs};
1062	}	1234	}
1063		1235
		1236	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1237	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1238	$decname, length $data, scalar @{$av || []};
		1239
1066	return ($data, $av);	1240	($data, $av)
1067	}	1241	}
1068		1242
1069	=head2 COMMAND CALLBACKS	1243	=head2 COMMAND CALLBACKS
1070		1244
1071	=over 4	1245	=over 4
…		…
1125	my ($name, $cb) = @_;	1299	my ($name, $cb) = @_;
1126		1300
1127	$EXTICMD{$name} = $cb;	1301	$EXTICMD{$name} = $cb;
1128	}	1302	}
1129		1303
		1304	use File::Glob ();
		1305
1130	cf::player->attach (	1306	cf::player->attach (
1131	on_command => sub {	1307	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1308	my ($pl, $name, $params) = @_;
1133		1309
1134	my $cb = $COMMAND{$name}	1310	my $cb = $COMMAND{$name}
…		…
1166		1342
1167	cf::override;	1343	cf::override;
1168	},	1344	},
1169	);	1345	);
1170		1346
		1347	# "readahead" all extensions
		1348	sub cache_extensions {
		1349	my $grp = IO::AIO::aio_group;
		1350
		1351	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1352	for (grep /\.ext$/, @{$_[0]}) {
		1353	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1354	}
		1355	};
		1356
		1357	$grp
		1358	}
		1359
1171	sub load_extensions {	1360	sub load_extensions {
1172	cf::sync_job {	1361	cf::sync_job {
1173	my %todo;	1362	my %todo;
1174		1363
1175	for my $path (<$LIBDIR/*.ext>) {	1364	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1383
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1386
1198	$ext{source} =	1387	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1389	. "#line 1 \"$path\"\n{\n"
1201	. $source	1390	. $source
1202	. "\n};\n1";	1391	. "\n};\n1";
1203		1392
1204	$todo{$base} = \%ext;	1393	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1409	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1410	: "$v->{base}: extension inactive.\n";
1222		1411
1223	if (exists $v->{meta}{mandatory}) {	1412	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1413	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1414	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1415	}
1228		1416
1229	warn $msg;	1417	warn $msg;
1230	}	1418	}
1231		1419
…		…
1245		1433
1246	=back	1434	=back
1247		1435
1248	=head2 CORE EXTENSIONS	1436	=head2 CORE EXTENSIONS
1249		1437
1250	Functions and methods that extend core crossfire objects.	1438	Functions and methods that extend core deliantra objects.
1251		1439
1252	=cut	1440	=cut
1253		1441
1254	package cf::player;	1442	package cf::player;
1255		1443
1256	use Coro::AIO;	1444	use Coro::AIO;
1257		1445
1258	=head3 cf::player	1446	=head3 cf::player
1259		1447
1260	=over 4	1448	=over 4
		1449
		1450	=item cf::player::num_playing
		1451
		1452	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1453
		1454	=cut
		1455
		1456	sub num_playing {
		1457	scalar grep
		1458	$_->ob->map
		1459	&& !$_->hidden
		1460	&& !$_->ob->flag (cf::FLAG_WIZ),
		1461	cf::player::list
		1462	}
1261		1463
1262	=item cf::player::find $login	1464	=item cf::player::find $login
1263		1465
1264	Returns the given player object, loading it if necessary (might block).	1466	Returns the given player object, loading it if necessary (might block).
1265		1467
…		…
1284		1486
1285	sub exists($) {	1487	sub exists($) {
1286	my ($login) = @_;	1488	my ($login) = @_;
1287		1489
1288	$cf::PLAYER{$login}	1490	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1491	or !aio_stat path $login
1290	}	1492	}
1291		1493
1292	sub find($) {	1494	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1495	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1496	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1503	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1504	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1505	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1506	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1507
1306	my $pl = load_pl path $login	1508	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1509	or return;
		1510
		1511	my $pl = cf::player::load_pl $f
		1512	or return;
		1513
		1514	local $cf::PLAYER_LOADING{$login} = $pl;
		1515	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1516	$cf::PLAYER{$login} = $pl
1309	}	1517	}
1310	}	1518	}
1311	}	1519	}
1312		1520
…		…
1321	return if $pl->{deny_save};	1529	return if $pl->{deny_save};
1322		1530
1323	aio_mkdir playerdir $pl, 0770;	1531	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1532	$pl->{last_save} = $cf::RUNTIME;
1325		1533
		1534	cf::get_slot 0.01;
		1535
1326	$pl->save_pl ($path);	1536	$pl->save_pl ($path);
1327	Coro::cede;	1537	cf::cede_to_tick;
1328	}	1538	}
1329		1539
1330	sub new($) {	1540	sub new($) {
1331	my ($login) = @_;	1541	my ($login) = @_;
1332		1542
…		…
1361	my ($pl) = @_;	1571	my ($pl) = @_;
1362		1572
1363	my $name = $pl->ob->name;	1573	my $name = $pl->ob->name;
1364		1574
1365	$pl->{deny_save} = 1;	1575	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1577
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1579	$pl->deactivate;
		1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1581	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1583	$pl->ns->destroy if $pl->ns;
1372		1584
1373	my $path = playerdir $pl;	1585	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1586	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1622	or return [];
1411		1623
1412	my @logins;	1624	my @logins;
1413		1625
1414	for my $login (@$dirs) {	1626	for my $login (@$dirs) {
		1627	my $path = path $login;
		1628
		1629	# a .pst is a dead give-away for a valid player
		1630	# if no pst file found, open and chekc for blocked users
		1631	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1632	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1633	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1634	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1635	}
1418		1636
1419	utf8::decode $login;	1637	utf8::decode $login;
1420	push @logins, $login;	1638	push @logins, $login;
1421	}	1639	}
1422		1640
…		…
1449	}	1667	}
1450		1668
1451	\@paths	1669	\@paths
1452	}	1670	}
1453		1671
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1672	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1673
1456	Expand crossfire pod fragments into protocol xml.	1674	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1675
1504	=item $player->ext_reply ($msgid, @msg)	1676	=item $player->ext_reply ($msgid, @msg)
1505		1677
1506	Sends an ext reply to the player.	1678	Sends an ext reply to the player.
1507		1679
…		…
1574	our $MAX_RESET = 3600;	1746	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1747	our $DEFAULT_RESET = 3000;
1576		1748
1577	sub generate_random_map {	1749	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1750	my ($self, $rmp) = @_;
		1751
		1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1753
1579	# mit "rum" bekleckern, nicht	1754	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1755	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1880
1706	# the temporary/swap location	1881	# the temporary/swap location
1707	sub save_path {	1882	sub save_path {
1708	my ($self) = @_;	1883	my ($self) = @_;
1709		1884
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1885	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1886	"$TMPDIR/$path.map"
1712	}	1887	}
1713		1888
1714	# the unique path, undef == no special unique path	1889	# the unique path, undef == no special unique path
1715	sub uniq_path {	1890	sub uniq_path {
1716	my ($self) = @_;	1891	my ($self) = @_;
1717		1892
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1894	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1895	}
1730		1896
1731	sub decay_objects {	1897	sub decay_objects {
1732	my ($self) = @_;	1898	my ($self) = @_;
1733		1899
…		…
1746		1912
1747	sub load_header_from($) {	1913	sub load_header_from($) {
1748	my ($self, $path) = @_;	1914	my ($self, $path) = @_;
1749		1915
1750	utf8::encode $path;	1916	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1917	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1918	or return;
		1919
		1920	$self->_load_header ($f)
		1921	or return;
		1922
		1923	local $MAP_LOADING{$self->{path}} = $self;
		1924	$f->resolve_delayed_derefs;
1756		1925
1757	$self->{load_path} = $path;	1926	$self->{load_path} = $path;
1758		1927
1759	1	1928	1
1760	}	1929	}
…		…
1814	sub find {	1983	sub find {
1815	my ($path, $origin) = @_;	1984	my ($path, $origin) = @_;
1816		1985
1817	$path = normalise $path, $origin && $origin->path;	1986	$path = normalise $path, $origin && $origin->path;
1818		1987
		1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1989	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1990
1821	$cf::MAP{$path} || do {	1991	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1992	my $map = new_from_path cf::map $path
1824	or return;	1993	or return;
1825		1994
1826	$map->{last_save} = $cf::RUNTIME;	1995	$map->{last_save} = $cf::RUNTIME;
1827		1996
…		…
1829	or return;	1998	or return;
1830		1999
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2001	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2002	#$cf::WAIT_FOR_TICK->wait;
		2003	undef $guard2;
		2004	undef $guard1;
1834	$map->reset;	2005	$map->reset;
1835	undef $guard;
1836	return find $path;	2006	return find $path;
1837	}	2007	}
1838		2008
1839	$cf::MAP{$path} = $map	2009	$cf::MAP{$path} = $map
1840	}	2010	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2019	local $self->{deny_reset} = 1; # loading can take a long time
1850		2020
1851	my $path = $self->{path};	2021	my $path = $self->{path};
1852		2022
1853	{	2023	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2024	my $guard = cf::lock_acquire "map_data:$path";
1855		2025
		2026	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2027	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2028
1858	$self->in_memory (cf::MAP_LOADING);	2029	$self->in_memory (cf::MAP_LOADING);
1859		2030
1860	$self->alloc;	2031	$self->alloc;
1861		2032
1862	$self->pre_load;	2033	$self->pre_load;
1863	Coro::cede;	2034	cf::cede_to_tick;
1864		2035
		2036	my $f = new_from_file cf::object::thawer $self->{load_path};
		2037	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2038	$self->_load_objects ($f)
1866	or return;	2039	or return;
1867		2040
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2041	$self->post_load_original
1869	if delete $self->{load_original};	2042	if delete $self->{load_original};
1870		2043
1871	if (my $uniq = $self->uniq_path) {	2044	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2045	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2046	unless (aio_stat $uniq) {
		2047	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2048	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2049	$self->_load_objects ($f);
		2050	$f->resolve_delayed_derefs;
		2051	}
1876	}	2052	}
1877	}	2053	}
1878		2054
1879	Coro::cede;	2055	$f->resolve_delayed_derefs;
		2056
		2057	cf::cede_to_tick;
1880	# now do the right thing for maps	2058	# now do the right thing for maps
1881	$self->link_multipart_objects;	2059	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2060	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2061	unless $self->difficulty;
1884	Coro::cede;	2062	cf::cede_to_tick;
1885		2063
1886	unless ($self->{deny_activate}) {	2064	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2065	$self->decay_objects;
1888	$self->fix_auto_apply;	2066	$self->fix_auto_apply;
1889	$self->update_buttons;	2067	$self->update_buttons;
1890	Coro::cede;	2068	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2069	$self->activate;
1894	}	2070	}
1895		2071
1896	$self->{last_save} = $cf::RUNTIME;	2072	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2073	$self->last_access ($cf::RUNTIME);
1898		2074
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2075	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2076	}
1901		2077
1902	$self->post_load;	2078	$self->post_load;
1903	}	2079	}
1904		2080
…		…
1947	}	2123	}
1948		2124
1949	sub do_load_sync {	2125	sub do_load_sync {
1950	my ($map) = @_;	2126	my ($map) = @_;
1951		2127
		2128	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2129	if $Coro::current == $Coro::main;
		2130
1952	cf::sync_job { $map->load };	2131	cf::sync_job { $map->load };
1953	}	2132	}
1954		2133
1955	our %MAP_PREFETCH;	2134	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2135	our $MAP_PREFETCHER = undef;
1957		2136
1958	sub find_async {	2137	sub find_async {
1959	my ($path, $origin) = @_;	2138	my ($path, $origin, $load) = @_;
1960		2139
1961	$path = normalise $path, $origin && $origin->{path};	2140	$path = normalise $path, $origin && $origin->{path};
1962		2141
1963	if (my $map = $cf::MAP{$path}) {	2142	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2143	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2144	}
1966		2145
1967	undef $MAP_PREFETCH{$path};	2146	$MAP_PREFETCH{$path} |= $load;
		2147
1968	$MAP_PREFETCHER ||= cf::async {	2148	$MAP_PREFETCHER ||= cf::async {
		2149	$Coro::current->{desc} = "map prefetcher";
		2150
1969	while (%MAP_PREFETCH) {	2151	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2152	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2153	if (my $map = find $k) {
1972	$map->load;	2154	$map->load if $v;
1973	}	2155	}
1974		2156
1975	delete $MAP_PREFETCH{$path};	2157	delete $MAP_PREFETCH{$k};
1976	}	2158	}
1977	}	2159	}
1978	undef $MAP_PREFETCHER;	2160	undef $MAP_PREFETCHER;
1979	};	2161	};
1980	$MAP_PREFETCHER->prio (6);	2162	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2165	}
1984		2166
1985	sub save {	2167	sub save {
1986	my ($self) = @_;	2168	my ($self) = @_;
1987		2169
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2170	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2171
1990	$self->{last_save} = $cf::RUNTIME;	2172	$self->{last_save} = $cf::RUNTIME;
1991		2173
1992	return unless $self->dirty;	2174	return unless $self->dirty;
1993		2175
…		…
1999	return if $self->{deny_save};	2181	return if $self->{deny_save};
2000		2182
2001	local $self->{last_access} = $self->last_access;#d#	2183	local $self->{last_access} = $self->last_access;#d#
2002		2184
2003	cf::async {	2185	cf::async {
		2186	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2187	$_->contr->save for $self->players;
2005	};	2188	};
		2189
		2190	cf::get_slot 0.02;
2006		2191
2007	if ($uniq) {	2192	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2195	} else {
…		…
2016	my ($self) = @_;	2201	my ($self) = @_;
2017		2202
2018	# save first because save cedes	2203	# save first because save cedes
2019	$self->save;	2204	$self->save;
2020		2205
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2207
2023	return if $self->players;	2208	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2209	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2210	return if $self->{deny_save};
2026		2211
		2212	$self->in_memory (cf::MAP_SWAPPED);
		2213
		2214	$self->deactivate;
		2215	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2216	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2217	}
2030		2218
2031	sub reset_at {	2219	sub reset_at {
2032	my ($self) = @_;	2220	my ($self) = @_;
2033		2221
…		…
2051		2239
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2241
2054	return if $self->players;	2242	return if $self->players;
2055		2243
2056	warn "resetting map ", $self->path;	2244	warn "resetting map ", $self->path, "\n";
2057		2245
2058	$self->in_memory (cf::MAP_SWAPPED);	2246	$self->in_memory (cf::MAP_SWAPPED);
2059		2247
2060	# need to save uniques path	2248	# need to save uniques path
2061	unless ($self->{deny_save}) {	2249	unless ($self->{deny_save}) {
…		…
2065	if $uniq;	2253	if $uniq;
2066	}	2254	}
2067		2255
2068	delete $cf::MAP{$self->path};	2256	delete $cf::MAP{$self->path};
2069		2257
		2258	$self->deactivate;
		2259	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2260	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2261
2074	$self->unlink_save;	2262	$self->unlink_save;
2075	$self->destroy;	2263	$self->destroy;
2076	}	2264	}
2077		2265
2078	my $nuke_counter = "aaaa";	2266	my $nuke_counter = "aaaa";
2079		2267
2080	sub nuke {	2268	sub nuke {
2081	my ($self) = @_;	2269	my ($self) = @_;
2082		2270
		2271	{
		2272	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2273
2083	delete $cf::MAP{$self->path};	2274	delete $cf::MAP{$self->path};
2084		2275
2085	$self->unlink_save;	2276	$self->unlink_save;
2086		2277
2087	bless $self, "cf::map";	2278	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2279	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2280	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2281	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2282	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2283
2093	$cf::MAP{$self->path} = $self;	2284	$cf::MAP{$self->path} = $self;
		2285	}
2094		2286
2095	$self->reset; # polite request, might not happen	2287	$self->reset; # polite request, might not happen
2096	}	2288	}
2097		2289
2098	=item $maps = cf::map::tmp_maps	2290	=item $maps = cf::map::tmp_maps
…		…
2140		2332
2141	sub unique_maps() {	2333	sub unique_maps() {
2142	[	2334	[
2143	map {	2335	map {
2144	utf8::decode $_;	2336	utf8::decode $_;
2145	/\.map$/	2337	s/\.map$//; # TODO future compatibility hack
		2338	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2339	? ()
2146	? normalise $_	2340	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2341	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2342	]
2150	}	2343	}
2151		2344
2152	package cf;
2153
2154	=back	2345	=back
2155		2346
2156	=head3 cf::object	2347	=head3 cf::object
2157		2348
2158	=cut	2349	=cut
…		…
2161		2352
2162	=over 4	2353	=over 4
2163		2354
2164	=item $ob->inv_recursive	2355	=item $ob->inv_recursive
2165		2356
2166	Returns the inventory of the object _and_ their inventories, recursively.	2357	Returns the inventory of the object I<and> their inventories, recursively,
		2358	but I<not> the object itself.
2167		2359
2168	=cut	2360	=cut
2169		2361
2170	sub inv_recursive_;	2362	sub inv_recursive_;
2171	sub inv_recursive_ {	2363	sub inv_recursive_ {
…		…
2174		2366
2175	sub inv_recursive {	2367	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2368	inv_recursive_ inv $_[0]
2177	}	2369	}
2178		2370
		2371	=item $ref = $ob->ref
		2372
		2373	Creates and returns a persistent reference to an object that can be stored as a string.
		2374
		2375	=item $ob = cf::object::deref ($refstring)
		2376
		2377	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2378	even if the object actually exists. May block.
		2379
		2380	=cut
		2381
		2382	sub deref {
		2383	my ($ref) = @_;
		2384
		2385	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2386	my ($uuid, $name) = ($1, $2);
		2387	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2388	or return;
		2389	$pl->ob->uuid eq $uuid
		2390	or return;
		2391
		2392	$pl->ob
		2393	} else {
		2394	warn "$ref: cannot resolve object reference\n";
		2395	undef
		2396	}
		2397	}
		2398
2179	package cf;	2399	package cf;
2180		2400
2181	=back	2401	=back
2182		2402
2183	=head3 cf::object::player	2403	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2409	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2410	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2411	dialogue with the given NPC character.
2192		2412
2193	=cut	2413	=cut
		2414
		2415	our $SAY_CHANNEL = {
		2416	id => "say",
		2417	title => "Map",
		2418	reply => "say ",
		2419	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2420	};
		2421
		2422	our $CHAT_CHANNEL = {
		2423	id => "chat",
		2424	title => "Chat",
		2425	reply => "chat ",
		2426	tooltip => "Player chat and shouts, global to the server.",
		2427	};
2194		2428
2195	# rough implementation of a future "reply" method that works	2429	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2430	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2431	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2432	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2444	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2445	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2446
2213	} else {	2447	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2448	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2449	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2450	}
2217	}	2451	}
2218	}	2452	}
2219		2453
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2454	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2479
2246	=item $player_object->enter_link	2480	=item $player_object->enter_link
2247		2481
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2482	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2483
2250	The player should be reasonably safe there for short amounts of time. You	2484	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2486	though, as the palyer cannot control the character while it is on the link
		2487	map.
2252		2488
2253	Will never block.	2489	Will never block.
2254		2490
2255	=item $player_object->leave_link ($map, $x, $y)	2491	=item $player_object->leave_link ($map, $x, $y)
2256		2492
…		…
2314		2550
2315	$map->load;	2551	$map->load;
2316	$map->load_neighbours;	2552	$map->load_neighbours;
2317		2553
2318	return unless $self->contr->active;	2554	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2555
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2557	$self->enter_map ($map, $x, $y);
		2558
		2559	# only activate afterwards, to support waiting in hooks
		2560	$self->activate_recursive;
2323	}	2561	}
2324		2562
2325	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2326		2564
2327	Moves the player to the given map-path and coordinates by first freezing	2565	Moves the player to the given map-path and coordinates by first freezing
2328	her, loading and preparing them map, calling the provided $check callback	2566	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2567	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2568	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2569	be called at the end of this process.
2332		2570
		2571	Note that $check will be called with a potentially non-loaded map, so if
		2572	it needs a loaded map it has to call C<< ->load >>.
		2573
2333	=cut	2574	=cut
2334		2575
2335	our $GOTOGEN;	2576	our $GOTOGEN;
2336		2577
2337	sub cf::object::player::goto {	2578	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2582	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2583
2343	$self->enter_link;	2584	$self->enter_link;
2344		2585
2345	(async {	2586	(async {
		2587	$Coro::current->{desc} = "player::goto $path $x $y";
		2588
		2589	# *tag paths override both path and x|y
		2590	if ($path =~ /^\*(.*)$/) {
		2591	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2592	my $ob = $obs[rand @obs];
		2593
		2594	# see if we actually can go there
		2595	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2596	$ob = $obs[rand @obs];
		2597	} else {
		2598	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2599	}
		2600	# else put us there anyways for now #d#
		2601
		2602	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2603	} else {
		2604	($path, $x, $y) = (undef, undef, undef);
		2605	}
		2606	}
		2607
2346	my $map = eval {	2608	my $map = eval {
2347	my $map = cf::map::find $path;	2609	my $map = defined $path ? cf::map::find $path : undef;
2348		2610
2349	if ($map) {	2611	if ($map) {
2350	$map = $map->customise_for ($self);	2612	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2613	$map = $check->($map) if $check && $map;
2352	} else {	2614	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2615	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2616	}
2355		2617
2356	$map	2618	$map
2357	};	2619	};
2358		2620
…		…
2394	}	2656	}
2395		2657
2396	sub prepare_random_map {	2658	sub prepare_random_map {
2397	my ($exit) = @_;	2659	my ($exit) = @_;
2398		2660
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2661	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2662	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2663	# that depends on the exit object
2404		2664
2405	my $rmp = parse_random_map_params $exit->msg;	2665	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2667	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2668	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2669	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2670	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2671	$rmp->{origin_y} = $exit->y;
		2672
		2673	$exit->map->touch;
2412	}	2674	}
2413		2675
2414	$rmp->{random_seed} ||= $exit->random_seed;	2676	$rmp->{random_seed} ||= $exit->random_seed;
2415		2677
2416	my $data = cf::to_json $rmp;	2678	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2679	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2680	my $meta = "$RANDOMDIR/$md5.meta";
2419		2681
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2682	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2683	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2684	undef $fh;
2423	aio_rename "$meta~", $meta;	2685	aio_rename "$meta~", $meta;
2424		2686
		2687	my $slaying = "?random/$md5";
		2688
		2689	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2690	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2691	$exit->msg (undef);
		2692	}
2427	}	2693	}
2428	}	2694	}
2429		2695
2430	sub cf::object::player::enter_exit {	2696	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2697	my ($self, $exit) = @_;
2432		2698
2433	return unless $self->type == cf::PLAYER;	2699	return unless $self->type == cf::PLAYER;
2434		2700
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2701	$self->enter_link;
2447		2702
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2703	(async {
2453	$self->deactivate_recursive; # just to be sure	2704	$Coro::current->{desc} = "enter_exit";
		2705
2454	unless (eval {	2706	unless (eval {
		2707	$self->deactivate_recursive; # just to be sure
		2708
		2709	# random map handling
		2710	{
		2711	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2712
		2713	prepare_random_map $exit
		2714	if $exit->slaying eq "/!";
		2715	}
		2716
		2717	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2718	my $x = $exit->stats->hp;
		2719	my $y = $exit->stats->sp;
		2720
2455	$self->goto ($slaying, $hp, $sp);	2721	$self->goto ($map, $x, $y);
2456		2722
		2723	# if exit is damned, update players death & WoR home-position
		2724	$self->contr->savebed ($map, $x, $y)
		2725	if $exit->flag (cf::FLAG_DAMNED);
		2726
2457	1;	2727	1
2458	}) {	2728	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2729	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	2730	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	2731	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2732	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2733
2464	warn "ERROR in enter_exit: $@";	2734	warn "ERROR in enter_exit: $@";
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2762	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2763	the message unless the client supports the msg packet.
2494		2764
2495	=cut	2765	=cut
2496		2766
		2767	# non-persistent channels (usually the info channel)
		2768	our %CHANNEL = (
		2769	"c/identify" => {
		2770	id => "infobox",
		2771	title => "Identify",
		2772	reply => undef,
		2773	tooltip => "Items recently identified",
		2774	},
		2775	"c/examine" => {
		2776	id => "infobox",
		2777	title => "Examine",
		2778	reply => undef,
		2779	tooltip => "Signs and other items you examined",
		2780	},
		2781	"c/book" => {
		2782	id => "infobox",
		2783	title => "Book",
		2784	reply => undef,
		2785	tooltip => "The contents of a note or book",
		2786	},
		2787	"c/lookat" => {
		2788	id => "infobox",
		2789	title => "Look",
		2790	reply => undef,
		2791	tooltip => "What you saw there",
		2792	},
		2793	"c/who" => {
		2794	id => "infobox",
		2795	title => "Players",
		2796	reply => undef,
		2797	tooltip => "Shows players who are currently online",
		2798	},
		2799	"c/body" => {
		2800	id => "infobox",
		2801	title => "Body Parts",
		2802	reply => undef,
		2803	tooltip => "Shows which body parts you posess and are available",
		2804	},
		2805	"c/statistics" => {
		2806	id => "infobox",
		2807	title => "Statistics",
		2808	reply => undef,
		2809	tooltip => "Shows your primary statistics",
		2810	},
		2811	"c/skills" => {
		2812	id => "infobox",
		2813	title => "Skills",
		2814	reply => undef,
		2815	tooltip => "Shows your experience per skill and item power",
		2816	},
		2817	"c/shopitems" => {
		2818	id => "infobox",
		2819	title => "Shop Items",
		2820	reply => undef,
		2821	tooltip => "Shows the items currently for sale in this shop",
		2822	},
		2823	"c/resistances" => {
		2824	id => "infobox",
		2825	title => "Resistances",
		2826	reply => undef,
		2827	tooltip => "Shows your resistances",
		2828	},
		2829	"c/pets" => {
		2830	id => "infobox",
		2831	title => "Pets",
		2832	reply => undef,
		2833	tooltip => "Shows information abotu your pets/a specific pet",
		2834	},
		2835	"c/perceiveself" => {
		2836	id => "infobox",
		2837	title => "Perceive Self",
		2838	reply => undef,
		2839	tooltip => "You gained detailed knowledge about yourself",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	"c/death" => {
		2860	id => "death",
		2861	title => "Death",
		2862	reply => undef,
		2863	tooltip => "Reason for and more info about your most recent death",
		2864	},
		2865	"c/say" => $SAY_CHANNEL,
		2866	"c/chat" => $CHAT_CHANNEL,
		2867	);
		2868
2497	sub cf::client::send_msg {	2869	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2870	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2871
2500	$msg = $self->pl->expand_cfpod ($msg);	2872	$msg = $self->pl->expand_cfpod ($msg)
		2873	unless $color & cf::NDI_VERBATIM;
2501		2874
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2876
		2877	# check predefined channels, for the benefit of C
		2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
		2880
		2881	$self->ext_msg (channel_info => $channel);
		2882	$channel = $channel->{id};
		2883
2504	if (ref $channel) {	2884	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2885	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2886	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2887	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2888	$self->ext_msg (channel_info => $channel);
2509	}	2889	}
…		…
2511	$channel = $channel->{id};	2891	$channel = $channel->{id};
2512	}	2892	}
2513		2893
2514	return unless @extra || length $msg;	2894	return unless @extra || length $msg;
2515		2895
2516	if ($self->can_msg) {
2517	# default colour, mask it out	2896	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2897	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	2898	if $color & cf::NDI_DEF;
2520		2899
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	2900	my $pkt = "msg "
		2901	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	2903	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		2904
2535	$color &= cf::NDI_COLOR_MASK;	2905	# try lzf for large packets
		2906	$pkt = "lzf " . Compress::LZF::compress $pkt
		2907	if 1024 <= length $pkt and $self->{can_lzf};
2536		2908
2537	utf8::encode $msg;	2909	# split very large packets
2538		2910	if (8192 < length $pkt and $self->{can_lzf}) {
2539	if (0 && $msg =~ /\[/) {	2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2540	# COMMAND/INFO	2912	$pkt = "frag";
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}	2913	}
		2914
		2915	$self->send_packet ($pkt);
2548	}	2916	}
2549		2917
2550	=item $client->ext_msg ($type, @msg)	2918	=item $client->ext_msg ($type, @msg)
2551		2919
2552	Sends an ext event to the client.	2920	Sends an ext event to the client.
…		…
2554	=cut	2922	=cut
2555		2923
2556	sub cf::client::ext_msg($$@) {	2924	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	2925	my ($self, $type, @msg) = @_;
2558		2926
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	2927	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	2929	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	2930	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	2932	}
2567	}	2933	}
2568		2934
…		…
2575	sub cf::client::ext_reply($$@) {	2941	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	2942	my ($self, $id, @msg) = @_;
2577		2943
2578	if ($self->extcmd == 2) {	2944	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2945	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	2946	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	2947	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	2948	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	2950	}
2585	}	2951	}
…		…
2727	=pod	3093	=pod
2728		3094
2729	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
2730		3096
2731	cf::object	3097	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3098	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3099	insert remove name archname title slaying race decrease split
		3100	value
2734		3101
2735	cf::object::player	3102	cf::object::player
2736	player	3103	player
2737		3104
2738	cf::player	3105	cf::player
…		…
2743		3110
2744	=cut	3111	=cut
2745		3112
2746	for (	3113	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3114	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3115	insert remove inv nrof name archname title slaying race
		3116	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3117	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3118	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3119	["cf::map" => qw(trigger)],
2752	) {	3120	) {
2753	no strict 'refs';	3121	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3122	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2772	my ($code, %vars) = @_;	3140	my ($code, %vars) = @_;
2773		3141
2774	my $qcode = $code;	3142	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3144	$qcode =~ s/\n/\\n/g;
		3145
		3146	%vars = (_dummy => 0) unless %vars;
2777		3147
2778	local $_;	3148	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;	3149	local @safe::cf::_safe_eval_args = values %vars;
2780		3150
2781	my $eval =	3151	my $eval =
…		…
2829	# the server's init and main functions	3199	# the server's init and main functions
2830		3200
2831	sub load_facedata($) {	3201	sub load_facedata($) {
2832	my ($path) = @_;	3202	my ($path) = @_;
2833		3203
		3204	# HACK to clear player env face cache, we need some signal framework
		3205	# for this (global event?)
		3206	%ext::player_env::MUSIC_FACE_CACHE = ();
		3207
2834	my $enc = JSON::XS->new->utf8->canonical;	3208	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3209
2836	warn "loading facedata from $path\n";	3210	warn "loading facedata from $path\n";
2837		3211
2838	my $facedata;	3212	my $facedata;
2839	0 < aio_load $path, $facedata	3213	0 < aio_load $path, $facedata
…		…
2854	{	3228	{
2855	my $faces = $facedata->{faceinfo};	3229	my $faces = $facedata->{faceinfo};
2856		3230
2857	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3232	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3233
2859	cf::face::set_visibility $idx, $info->{visibility};	3234	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3235	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3236	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3237	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2863		3238
2864	cf::cede_to_tick;	3239	cf::cede_to_tick;
2865	}	3240	}
2866		3241
2867	while (my ($face, $info) = each %$faces) {	3242	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3243	next unless $info->{smooth};
		3244
2869	my $idx = cf::face::find $face	3245	my $idx = cf::face::find $face
2870	or next;	3246	or next;
		3247
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3248	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3249	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3250	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3251	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3252	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893	{	3270	{
2894	# TODO: for gcfclient pleasure, we should give resources	3271	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.	3272	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3273	my $res = $facedata->{resource};
2897		3274
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3275	while (my ($name, $info) = each %$res) {
		3276	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3277	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;	3278	my $data;
2903		3279
2904	if ($info->{type} & 1) {	3280	if ($info->{type} & 1) {
2905	# prepend meta info	3281	# prepend meta info
2906		3282
2907	my $meta = $enc->encode ({	3283	my $meta = $enc->encode ({
2908	name => $name,	3284	name => $name,
2909	%{ $info->{meta} || {} },	3285	%{ $info->{meta} || {} },
2910	});	3286	});
2911		3287
2912	$data = pack "(w/a*)*", $meta, $info->{data};	3288	$data = pack "(w/a*)*", $meta, $info->{data};
		3289	} else {
		3290	$data = $info->{data};
		3291	}
		3292
		3293	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3294	cf::face::set_type $idx, $info->{type};
2913	} else {	3295	} else {
2914	$data = $info->{data};	3296	$RESOURCE{$name} = $info;
2915	}	3297	}
2916		3298
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3299	cf::cede_to_tick;
2921	}	3300	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3301	}
		3302
		3303	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3304
2942	1	3305	1
2943	}	3306	}
		3307
		3308	cf::global->attach (on_resource_update => sub {
		3309	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3310	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3311
		3312	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3313	my $sound = $soundconf->{compat}[$_]
		3314	or next;
		3315
		3316	my $face = cf::face::find "sound/$sound->[1]";
		3317	cf::sound::set $sound->[0] => $face;
		3318	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3319	}
		3320
		3321	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3322	my $face = cf::face::find "sound/$v";
		3323	cf::sound::set $k => $face;
		3324	}
		3325	}
		3326	});
2944		3327
2945	register_exticmd fx_want => sub {	3328	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3329	my ($ns, $want) = @_;
2947		3330
2948	while (my ($k, $v) = each %$want) {	3331	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3332	$ns->fx_want ($k, $v);
2950	}	3333	}
2951	};	3334	};
2952		3335
		3336	sub load_resource_file($) {
		3337	my $guard = lock_acquire "load_resource_file";
		3338
		3339	my $status = load_resource_file_ $_[0];
		3340	get_slot 0.1, 100;
		3341	cf::arch::commit_load;
		3342
		3343	$status
		3344	}
		3345
2953	sub reload_regions {	3346	sub reload_regions {
		3347	# HACK to clear player env face cache, we need some signal framework
		3348	# for this (global event?)
		3349	%ext::player_env::MUSIC_FACE_CACHE = ();
		3350
2954	load_resource_file "$MAPDIR/regions"	3351	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3352	or die "unable to load regions file\n";
2956		3353
2957	for (cf::region::list) {	3354	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3355	$_->{match} = qr/$_->{match}/
…		…
2966	}	3363	}
2967		3364
2968	sub reload_archetypes {	3365	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3366	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3367	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3368	}
2977		3369
2978	sub reload_treasures {	3370	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3371	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3372	or die "unable to load treasurelists\n";
2981	}	3373	}
2982		3374
2983	sub reload_resources {	3375	sub reload_resources {
2984	warn "reloading resource files...\n";	3376	warn "reloading resource files...\n";
2985		3377
		3378	reload_facedata;
		3379	reload_archetypes;
2986	reload_regions;	3380	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3381	reload_treasures;
2991		3382
2992	warn "finished reloading resource files\n";	3383	warn "finished reloading resource files\n";
2993	}	3384	}
2994		3385
2995	sub init {	3386	sub reload_config {
2996	reload_resources;
2997	}
2998
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3387	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3388	or return;
3002		3389
3003	local $/;	3390	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3391	*CFG = YAML::Load <$fh>;
3005		3392
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3394
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3015	};	3402	};
3016	warn $@ if $@;	3403	warn $@ if $@;
3017	}	3404	}
3018	}	3405	}
3019		3406
		3407	sub pidfile() {
		3408	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3409	or die "$PIDFILE: $!";
		3410	flock $fh, &Fcntl::LOCK_EX
		3411	or die "$PIDFILE: flock: $!";
		3412	$fh
		3413	}
		3414
		3415	# make sure only one server instance is running at any one time
		3416	sub atomic {
		3417	my $fh = pidfile;
		3418
		3419	my $pid = <$fh>;
		3420	kill 9, $pid if $pid > 0;
		3421
		3422	seek $fh, 0, 0;
		3423	print $fh $$;
		3424	}
		3425
		3426	sub main_loop {
		3427	warn "EV::loop starting\n";
		3428	if (1) {
		3429	EV::loop;
		3430	}
		3431	warn "EV::loop returned\n";
		3432	goto &main_loop unless $REALLY_UNLOOP;
		3433	}
		3434
3020	sub main {	3435	sub main {
		3436	cf::init_globals; # initialise logging
		3437
		3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3442
		3443	cf::init_experience;
		3444	cf::init_anim;
		3445	cf::init_attackmess;
		3446	cf::init_dynamic;
		3447
		3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3449
3021	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3453	(async {
3025	Event::one_event;	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3455	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3027	};	3457	};
3028		3458
3029	cfg_load;	3459	evthread_start IO::AIO::poll_fileno;
		3460
		3461	cf::sync_job {
		3462	reload_resources;
		3463	reload_config;
3030	db_init;	3464	db_init;
		3465
		3466	cf::load_settings;
		3467	cf::load_materials;
		3468	cf::init_uuid;
		3469	cf::init_signals;
		3470	cf::init_commands;
		3471	cf::init_skills;
		3472
		3473	cf::init_beforeplay;
		3474
		3475	atomic;
		3476
3031	load_extensions;	3477	load_extensions;
3032		3478
3033	$TICK_WATCHER->start;	3479	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3480
		3481	# no (long-running) fork's whatsoever before this point(!)
		3482	use POSIX ();
		3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3484
		3485	(pop @POST_INIT)->(0) while @POST_INIT;
		3486	};
		3487
		3488	main_loop;
3035	}	3489	}
3036		3490
3037	#############################################################################	3491	#############################################################################
3038	# initialisation and cleanup	3492	# initialisation and cleanup
3039		3493
3040	# install some emergency cleanup handlers	3494	# install some emergency cleanup handlers
3041	BEGIN {	3495	BEGIN {
		3496	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3497	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3498	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3499	cf::cleanup "SIG$signal";
3050	},
3051	);	3500	};
3052	}	3501	}
3053	}	3502	}
3054		3503
3055	sub write_runtime {	3504	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";
3057
3058	# first touch the runtime file to show we are still running:	3505	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3506	# the fsync below can take a very very long time.
3060		3507
3061	IO::AIO::aio_utime $runtime, undef, undef;	3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3509
3063	my $guard = cf::lock_acquire "write_runtime";	3510	my $guard = cf::lock_acquire "write_runtime";
3064		3511
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3066	or return;	3513	or return;
3067		3514
3068	my $value = $cf::RUNTIME + 90 + 10;	3515	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3516	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3517	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3527	aio_utime $fh, undef, undef;
3081		3528
3082	close $fh	3529	close $fh
3083	or return;	3530	or return;
3084		3531
3085	aio_rename "$runtime~", $runtime	3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3533	and return;
3087		3534
3088	warn "runtime file written.\n";	3535	warn "runtime file written.\n";
3089		3536
3090	1	3537	1
		3538	}
		3539
		3540	our $uuid_lock;
		3541	our $uuid_skip;
		3542
		3543	sub write_uuid_sync($) {
		3544	$uuid_skip ||= $_[0];
		3545
		3546	return if $uuid_lock;
		3547	local $uuid_lock = 1;
		3548
		3549	my $uuid = "$LOCALDIR/uuid";
		3550
		3551	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3552	or return;
		3553
		3554	my $value = uuid_seq uuid_cur;
		3555
		3556	unless ($value) {
		3557	warn "cowardly refusing to write zero uuid value!\n";
		3558	return;
		3559	}
		3560
		3561	my $value = uuid_str $value + $uuid_skip;
		3562	$uuid_skip = 0;
		3563
		3564	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3565	and return;
		3566
		3567	# always fsync - this file is important
		3568	aio_fsync $fh
		3569	and return;
		3570
		3571	close $fh
		3572	or return;
		3573
		3574	aio_rename "$uuid~", $uuid
		3575	and return;
		3576
		3577	warn "uuid file written ($value).\n";
		3578
		3579	1
		3580
		3581	}
		3582
		3583	sub write_uuid($$) {
		3584	my ($skip, $sync) = @_;
		3585
		3586	$sync ? write_uuid_sync $skip
		3587	: async { write_uuid_sync $skip };
3091	}	3588	}
3092		3589
3093	sub emergency_save() {	3590	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3591	my $freeze_guard = cf::freeze_mainloop;
3095		3592
3096	warn "enter emergency perl save\n";	3593	warn "emergency_perl_save: enter\n";
3097		3594
3098	cf::sync_job {	3595	cf::sync_job {
		3596	# this is a trade-off: we want to be very quick here, so
		3597	# save all maps without fsync, and later call a global sync
		3598	# (which in turn might be very very slow)
		3599	local $USE_FSYNC = 0;
		3600
3099	# use a peculiar iteration method to avoid tripping on perl	3601	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3602	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3603	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3604	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3605	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3606	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3607	$pl->valid or next;
		3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3609	$pl->save;
3107	}	3610	}
3108	warn "end emergency player save\n";	3611	warn "emergency_perl_save: end player save\n";
3109		3612
3110	warn "begin emergency map save\n";	3613	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3614	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3615	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3616	$map->valid or next;
3114	$map->save;	3617	$map->save;
3115	}	3618	}
3116	warn "end emergency map save\n";	3619	warn "emergency_perl_save: end map save\n";
3117		3620
3118	warn "begin emergency database checkpoint\n";	3621	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3623	warn "emergency_perl_save: end database checkpoint\n";
		3624
		3625	warn "emergency_perl_save: begin write uuid\n";
		3626	write_uuid_sync 1;
		3627	warn "emergency_perl_save: end write uuid\n";
3121	};	3628	};
3122		3629
		3630	warn "emergency_perl_save: starting sync()\n";
		3631	IO::AIO::aio_sync sub {
		3632	warn "emergency_perl_save: finished sync()\n";
		3633	};
		3634
3123	warn "leave emergency perl save\n";	3635	warn "emergency_perl_save: leave\n";
3124	}	3636	}
3125		3637
3126	sub post_cleanup {	3638	sub post_cleanup {
3127	my ($make_core) = @_;	3639	my ($make_core) = @_;
3128		3640
3129	warn Carp::longmess "post_cleanup backtrace"	3641	warn Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3642	if $make_core;
		3643
		3644	my $fh = pidfile;
		3645	unlink $PIDFILE if <$fh> == $$;
		3646	}
		3647
		3648	# a safer delete_package, copied from Symbol
		3649	sub clear_package($) {
		3650	my $pkg = shift;
		3651
		3652	# expand to full symbol table name if needed
		3653	unless ($pkg =~ /^main::.*::$/) {
		3654	$pkg = "main$pkg" if $pkg =~ /^::/;
		3655	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3656	$pkg .= '::' unless $pkg =~ /::$/;
		3657	}
		3658
		3659	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3660	my $stem_symtab = *{$stem}{HASH};
		3661
		3662	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3663	or return;
		3664
		3665	# clear all symbols
		3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3667	for my $name (keys %$leaf_symtab) {
		3668	_gv_clear *{"$pkg$name"};
		3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3670	}
		3671	warn "cleared package $pkg\n";#d#
3131	}	3672	}
3132		3673
3133	sub do_reload_perl() {	3674	sub do_reload_perl() {
3134	# can/must only be called in main	3675	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3676	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3677	warn "can only reload from main coroutine";
3137	return;	3678	return;
3138	}	3679	}
3139		3680
		3681	return if $RELOAD++;
		3682
		3683	my $t1 = EV::time;
		3684
		3685	while ($RELOAD) {
3140	warn "reloading...";	3686	warn "reloading...";
3141		3687
3142	warn "entering sync_job";	3688	warn "entering sync_job";
3143		3689
3144	cf::sync_job {	3690	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3691	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3692	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3693	cf::write_runtime_sync; # external watchdog should not bark
3148		3694
3149	warn "syncing database to disk";	3695	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3696	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3697
3152	# if anything goes wrong in here, we should simply crash as we already saved	3698	# if anything goes wrong in here, we should simply crash as we already saved
3153		3699
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3700	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3701	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3703	}
3191		3704
3192	warn "... nuking $pkg";	3705	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3706	$_->cancel for values %EXT_CORO;
3194	}	3707	%EXT_CORO = ();
3195		3708
3196	warn "unloading all perl modules loaded from $LIBDIR";	3709	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3710	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3711
		3712	warn "removing ext/exti commands";
		3713	%EXTCMD = ();
		3714	%EXTICMD = ();
		3715
		3716	warn "unloading/nuking all extensions";
		3717	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3718	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3719
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3720	if (my $cb = $pkg->can ("unload")) {
		3721	eval {
3207	$cb->();	3722	$cb->($pkg);
		3723	1
		3724	} or warn "$pkg unloaded, but with errors: $@";
		3725	}
		3726
		3727	warn "... clearing $pkg";
		3728	clear_package $pkg;
3208	}	3729	}
3209		3730
3210	Symbol::delete_package $k;	3731	warn "unloading all perl modules loaded from $LIBDIR";
		3732	while (my ($k, $v) = each %INC) {
		3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3734
		3735	warn "... unloading $k";
		3736	delete $INC{$k};
		3737
		3738	$k =~ s/\.pm$//;
		3739	$k =~ s/\//::/g;
		3740
		3741	if (my $cb = $k->can ("unload_module")) {
		3742	$cb->();
		3743	}
		3744
		3745	clear_package $k;
3211	}	3746	}
3212		3747
3213	warn "getting rid of safe::, as good as possible";	3748	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3749	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		3751
3217	warn "unloading cf.pm \"a bit\"";	3752	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3753	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		3755
3221	# don't, removes xs symbols, too,	3756	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3757	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3758	#clear_package __PACKAGE__;
3224		3759
3225	warn "unload completed, starting to reload now";	3760	warn "unload completed, starting to reload now";
3226		3761
3227	warn "reloading cf.pm";	3762	warn "reloading cf.pm";
3228	require cf;	3763	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3764	cf::_connect_to_perl_1;
3230		3765
3231	warn "loading config and database again";	3766	warn "loading config and database again";
3232	cf::cfg_load;	3767	cf::reload_config;
3233		3768
3234	warn "loading extensions";	3769	warn "loading extensions";
3235	cf::load_extensions;	3770	cf::load_extensions;
3236		3771
		3772	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3773	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3774	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3775	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3776	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3777	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3778	reattach $_ for values %PLAYER;
		3779	}
3243		3780
		3781	warn "running post_init jobs";
		3782	(pop @POST_INIT)->(1) while @POST_INIT;
		3783
3244	warn "leaving sync_job";	3784	warn "leaving sync_job";
3245		3785
3246	1	3786	1
3247	} or do {	3787	} or do {
3248	warn $@;	3788	warn $@;
3249	warn "error while reloading, exiting.";	3789	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3790	};
3252		3791
3253	warn "reloaded";	3792	warn "reloaded";
		3793	--$RELOAD;
		3794	}
		3795
		3796	$t1 = EV::time - $t1;
		3797	warn "reload completed in ${t1}s\n";
3254	};	3798	};
3255		3799
3256	our $RELOAD_WATCHER; # used only during reload	3800	our $RELOAD_WATCHER; # used only during reload
3257		3801
3258	sub reload_perl() {	3802	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3803	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3804	# coro crashes during coro_state_free->destroy here.
3261		3805
3262	$RELOAD_WATCHER ||= Event->timer (	3806	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3807	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3808
3265	data => WF_AUTOCANCEL,	3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3810	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3811	undef $RELOAD_WATCHER;
3269	},	3812	};
3270	);	3813	};
3271	}	3814	}
3272		3815
3273	register_command "reload" => sub {	3816	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3817	my ($who, $arg) = @_;
3275		3818
3276	if ($who->flag (FLAG_WIZ)) {	3819	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3820	$who->message ("reloading server.");
		3821	async {
		3822	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3823	reload_perl;
		3824	};
3279	}	3825	}
3280	};	3826	};
3281		3827
3282	unshift @INC, $LIBDIR;	3828	unshift @INC, $LIBDIR;
3283		3829
…		…
3285		3831
3286	our @WAIT_FOR_TICK;	3832	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3833	our @WAIT_FOR_TICK_BEGIN;
3288		3834
3289	sub wait_for_tick {	3835	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3836	return if tick_inhibit || $Coro::current == $Coro::main;
3292		3837
3293	my $signal = new Coro::Signal;	3838	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3839	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3840	$signal->wait;
3296	}	3841	}
3297		3842
3298	sub wait_for_tick_begin {	3843	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3844	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3845
3302	my $signal = new Coro::Signal;	3846	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3847	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3848	$signal->wait;
3305	}	3849	}
3306		3850
3307	my $min = 1e6;#d#	3851	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3852	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3854	unless ++$bug_warning > 10;
3319	return;	3855	return;
3320	}	3856	}
3321		3857
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3858	cf::server_tick; # one server iteration
3325		3859
3326	0 && sync_job {#d#	3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	3862	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3863	$Coro::current->{desc} = "runtime saver";
3330	or die;	3864	write_runtime_sync
3331		3865	or warn "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3866	};
		3867	}
3348		3868
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3870	$sig->send;
3365	}	3871	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3872	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3873	$sig->send;
3368	}	3874	}
3369		3875
3370	$NOW = Event::time;	3876	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3877	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3878
3381	_post_tick;	3879	if (0) {
3382		3880	if ($NEXT_TICK) {
3383		3881	my $jitter = $TICK_START - $NEXT_TICK;
		3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3883	warn "jitter $JITTER\n";#d#
		3884	}
3384	},	3885	}
3385	);	3886	}
3386		3887
3387	{	3888	{
3388	BDB::max_poll_time $TICK * 0.1;	3889	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3890
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3891	BDB::min_parallel 8;
3398		3892	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3893	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3894
3414	unless ($DB_ENV) {	3895	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3896	$DB_ENV = BDB::db_env_create;
		3897	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3898	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3899	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3900	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3901	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3902
3417	cf::sync_job {	3903	cf::sync_job {
3418	eval {	3904	eval {
3419	BDB::db_env_open	3905	BDB::db_env_open
3420	$DB_ENV,	3906	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3908	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3909	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3910	0666;
3425		3911
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3912	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3913	};
3431		3914
3432	cf::cleanup "db_env_open(db): $@" if $@;	3915	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3916	};
3434	}	3917	}
		3918
		3919	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3920	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3921	};
		3922	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3923	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3924	};
		3925	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3926	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3927	};
3435	}	3928	}
3436		3929
3437	{	3930	{
		3931	# configure IO::AIO
		3932
3438	IO::AIO::min_parallel 8;	3933	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	3934	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	3935	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	3936	}
3451		3937
3452	my $_log_backtrace;	3938	my $_log_backtrace;
3453		3939
3454	sub _log_backtrace {	3940	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	3943	$msg =~ s/\n//;
3458		3944
3459	# limit the # of concurrent backtraces	3945	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	3946	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	3947	++$_log_backtrace;
		3948	my $perl_bt = Carp::longmess $msg;
3462	async {	3949	async {
		3950	$Coro::current->{desc} = "abt $msg";
		3951
3463	my @bt = fork_call {	3952	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	3953	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3954	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3955	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	3956	or die "addr2line: $!";
…		…
3475	}	3964	}
3476		3965
3477	@funcs	3966	@funcs
3478	};	3967	};
3479		3968
3480	LOG llevInfo, "[ABT] $msg\n";	3969	LOG llevInfo, "[ABT] $perl_bt\n";
		3970	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	3971	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	3972	--$_log_backtrace;
3483	};	3973	};
3484	} else {	3974	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	3975	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	3976	LOG llevInfo, "[ABT] [suppressed]\n";
3487	}	3977	}
3488	}	3978	}
3489		3979
3490	# load additional modules	3980	# load additional modules
3491	use cf::pod;	3981	require "cf/$_.pm" for @EXTRA_MODULES;
		3982	cf::_connect_to_perl_2;
3492		3983
3493	END { cf::emergency_save }	3984	END { cf::emergency_save }
3494		3985
3495	1	3986	1
3496		3987

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