ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.485 by root, Mon Oct 12 14:12:54 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 it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS 1.4 ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
277	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
279		371
280	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
281		373
282	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
283		375
284	=cut	376	=cut
285		377
286	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
287		379
288	sub lock_wait($) {	380	sub lock_wait($) {
289	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	382	}
297		383
298	sub lock_acquire($) {	384	sub lock_acquire($) {
299	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
311		387
312	sub lock_active($) {	388	sub lock_active($) {
313	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
343		428
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
346	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
347		434
348	while () {	435	while () {
349	next_job:	436	next_job:
350	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
358	}	445	}
359	}	446	}
360	}	447	}
361		448
362	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	452	$signal->wait;
366	} else {	453	} else {
367	Coro::schedule;	454	Coro::schedule;
368	}	455	}
369	}	456	}
370	};	457	};
371		458
372	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
373	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
374		463
375	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
377		466
…		…
391		480
392	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
393		482
394	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
395		484
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	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	486	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	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	488	acceptable.
400		489
401	If it must be done, put the blocking parts into C<sync_job>. This will run	490	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	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		496
408	sub sync_job(&) {	497	sub sync_job(&) {
409	my ($job) = @_;	498	my ($job) = @_;
410		499
411	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	501	my $time = EV::time;
413		502
414	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
416		505
417	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	507
419	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
420		509
421	my $busy = 1;	510	my $busy = 1;
422	my @res;	511	my @res;
423		512
424	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	515	@res = eval { $job->() };
426	warn $@ if $@;	516	warn $@ if $@;
427	undef $busy;	517	undef $busy;
428	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
429		519
430	while ($busy) {	520	while ($busy) {
431	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
432	}	525	}
		526	}
433		527
434	$time = Event::time - $time;	528	my $time = EV::time - $time;
435		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
440		531
441	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
442	} else {	533	} else {
443	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
444		535
…		…
469	=item fork_call { }, $args	560	=item fork_call { }, $args
470		561
471	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
475		566
476	=cut	567	=cut
477		568
478	sub fork_call(&@) {	569	sub fork_call(&@) {
479	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
480		571
481	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
484		575
485	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
486	reset_signals;	577	reset_signals;
487	&$cb	578	&$cb
488	}, @args;	579	}, @args;
489		580
490	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
491	}	582	}
492		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
493	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
494		612
495	Returns a single value from the environment database.	613	Returns a single value from the environment database.
496		614
497	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
498		616
499	Stores the given C<$value> in the family. It can currently store binary	617	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).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
502	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
503		643
504	our $DB;	644	our $DB;
505		645
506	sub db_init {	646	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	647	cf::sync_job {
511	eval {	648	$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	}	649	};
521	}	650	}
522		651
523	sub db_get($$) {	652	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
525		654
…		…
575	if (1) {	704	if (1) {
576	$md5 =	705	$md5 =
577	join "\x00",	706	join "\x00",
578	$processversion,	707	$processversion,
579	map {	708	map {
580	Coro::cede;	709	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	711	} 0.. $#$src;
583		712
584		713
585	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		752
624	#############################################################################	753	#############################################################################
625		754
626	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
627		756
628	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
631		760
632	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	763	Deliantra).
635		764
636	=over 4	765	=over 4
637		766
638	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
639		768
…		…
683	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
684		813
685	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
687		816
688	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
690		819
691	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
692		821
693	=over 4	822	=over 4
…		…
921	}	1050	}
922		1051
923	0	1052	0
924	}	1053	}
925		1054
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1056
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1058
930	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
931		1060
…		…
937		1066
938	=cut	1067	=cut
939		1068
940	#############################################################################	1069	#############################################################################
941	# object support	1070	# object support
942	#
943		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
944	sub _can_merge {	1105	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
946		1107
947	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1109
951	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
952	}	1112	}
953		1113
954	sub reattach {	1114	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1116	my ($obj) = @_;
957		1117
		1118	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1120
960	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
961		1122
962	@$registry = ();	1123	@$registry = ();
963		1124
…		…
978	cf::attachable->attach (	1139	cf::attachable->attach (
979	prio => -1000000,	1140	prio => -1000000,
980	on_instantiate => sub {	1141	on_instantiate => sub {
981	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
982		1143
983	$data = from_json $data;	1144	$data = decode_json $data;
984		1145
985	for (@$data) {	1146	for (@$data) {
986	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
987		1148
988	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1165	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1006		1167
1007	sync_job {	1168	sync_job {
1008	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1011		1173
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1016	close $fh;	1181	aio_close $fh;
1017		1182
1018	if (@$objs) {	1183	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1024	close $fh;	1192	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1194	}
1027	} else {	1195	} else {
1028	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1029	}	1197	}
1030		1198
1031	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1203	} else {
1033	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1034	}	1205	}
1035	} else {	1206	} else {
1036	aio_unlink $filename;	1207	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1038	}	1209	}
1039	}	1210	};
1040	}	1211	}
1041		1212
1042	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1044		1215
…		…
1056	or return;	1227	or return;
1057		1228
1058	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1231	or return;
		1232
1061	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1062	}	1235	}
1063		1236
		1237	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1066	return ($data, $av);	1241	($data, $av)
1067	}	1242	}
1068		1243
1069	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1070		1245
1071	=over 4	1246	=over 4
…		…
1125	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1126		1301
1127	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1128	}	1303	}
1129		1304
		1305	use File::Glob ();
		1306
1130	cf::player->attach (	1307	cf::player->attach (
1131	on_command => sub {	1308	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1133		1310
1134	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1149	my ($type, $reply, @payload) =	1326	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1327	"ARRAY" eq ref $msg
1151	? @$msg	1328	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1330
		1331	my @reply;
		1332
1154	if (my $cb = $EXTCMD{$type}) {	1333	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1334	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1160	} else {	1340	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1342	}
1163		1343
1164	cf::override;	1344	cf::override;
1165	},	1345	},
1166	);	1346	);
		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
1167		1360
1168	sub load_extensions {	1361	sub load_extensions {
1169	cf::sync_job {	1362	cf::sync_job {
1170	my %todo;	1363	my %todo;
1171		1364
…		…
1191		1384
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1387
1195	$ext{source} =	1388	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1198	. $source	1391	. $source
1199	. "\n};\n1";	1392	. "\n};\n1";
1200		1393
1201	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1219		1412
1220	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1414	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1416	}
1225		1417
1226	warn $msg;	1418	warn $msg;
1227	}	1419	}
1228		1420
…		…
1242		1434
1243	=back	1435	=back
1244		1436
1245	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1246		1438
1247	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1248		1440
1249	=cut	1441	=cut
1250		1442
1251	package cf::player;	1443	package cf::player;
1252		1444
1253	use Coro::AIO;	1445	use Coro::AIO;
1254		1446
1255	=head3 cf::player	1447	=head3 cf::player
1256		1448
1257	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1258		1464
1259	=item cf::player::find $login	1465	=item cf::player::find $login
1260		1466
1261	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1262		1468
…		…
1281		1487
1282	sub exists($) {	1488	sub exists($) {
1283	my ($login) = @_;	1489	my ($login) = @_;
1284		1490
1285	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1287	}	1493	}
1288		1494
1289	sub find($) {	1495	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1497	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1508
1303	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1306	}	1518	}
1307	}	1519	}
1308	}	1520	}
1309		1521
…		…
1318	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1319		1531
1320	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1322		1534
		1535	cf::get_slot 0.01;
		1536
1323	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1324	Coro::cede;	1538	cf::cede_to_tick;
1325	}	1539	}
1326		1540
1327	sub new($) {	1541	sub new($) {
1328	my ($login) = @_;	1542	my ($login) = @_;
1329		1543
…		…
1358	my ($pl) = @_;	1572	my ($pl) = @_;
1359		1573
1360	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1361		1575
1362	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1578
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1369		1585
1370	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1623	or return [];
1408		1624
1409	my @logins;	1625	my @logins;
1410		1626
1411	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1415		1637
1416	utf8::decode $login;	1638	utf8::decode $login;
1417	push @logins, $login;	1639	push @logins, $login;
1418	}	1640	}
1419		1641
…		…
1446	}	1668	}
1447		1669
1448	\@paths	1670	\@paths
1449	}	1671	}
1450		1672
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1674
1453	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1676
1501	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1502		1678
1503	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1504		1680
1505	=cut	1681	=cut
1506		1682
1507	sub ext_reply($$@) {	1683	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1684	my ($self, $id, @msg) = @_;
1509		1685
1510	if ($self->ns->extcmd == 2) {	1686	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1687	}
1518		1688
1519	=item $player->ext_msg ($type, @msg)	1689	=item $player->ext_msg ($type, @msg)
1520		1690
1521	Sends an ext event to the client.	1691	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1579		1749
1580	sub generate_random_map {	1750	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1582	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1756	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1881
1709	# the temporary/swap location	1882	# the temporary/swap location
1710	sub save_path {	1883	sub save_path {
1711	my ($self) = @_;	1884	my ($self) = @_;
1712		1885
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1715	}	1888	}
1716		1889
1717	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1718	sub uniq_path {	1891	sub uniq_path {
1719	my ($self) = @_;	1892	my ($self) = @_;
1720		1893
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1896	}
1733		1897
1734	sub decay_objects {	1898	sub decay_objects {
1735	my ($self) = @_;	1899	my ($self) = @_;
1736		1900
…		…
1749		1913
1750	sub load_header_from($) {	1914	sub load_header_from($) {
1751	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1752		1916
1753	utf8::encode $path;	1917	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1759		1926
1760	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1761		1928
1762	1	1929	1
1763	}	1930	}
…		…
1817	sub find {	1984	sub find {
1818	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1819		1986
1820	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1821		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1991
1824	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1827	or return;	1994	or return;
1828		1995
1829	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1830		1997
…		…
1832	or return;	1999	or return;
1833		2000
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1837	$map->reset;	2006	$map->reset;
1838	undef $guard;
1839	return find $path;	2007	return find $path;
1840	}	2008	}
1841		2009
1842	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1843	}	2011	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1853		2021
1854	my $path = $self->{path};	2022	my $path = $self->{path};
1855		2023
1856	{	2024	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1858		2026
		2027	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2029
1861	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1862		2031
1863	$self->alloc;	2032	$self->alloc;
1864		2033
1865	$self->pre_load;	2034	$self->pre_load;
1866	Coro::cede;	2035	cf::cede_to_tick;
1867		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1869	or return;	2040	or return;
1870		2041
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1872	if delete $self->{load_original};	2043	if delete $self->{load_original};
1873		2044
1874	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2046	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2049	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1879	}	2053	}
1880	}	2054	}
1881		2055
1882	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1883	# now do the right thing for maps	2059	# now do the right thing for maps
1884	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2062	unless $self->difficulty;
1887	Coro::cede;	2063	cf::cede_to_tick;
1888		2064
1889	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2066	$self->decay_objects;
1891	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1892	$self->update_buttons;	2068	$self->update_buttons;
1893	Coro::cede;	2069	cf::cede_to_tick;
1894	$self->set_darkness_map;
1895	Coro::cede;
1896	$self->activate;	2070	$self->activate;
1897	}	2071	}
1898		2072
1899	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1901		2075
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2077	}
1904		2078
1905	$self->post_load;	2079	$self->post_load;
1906	}	2080	}
1907		2081
…		…
1916		2090
1917	$self	2091	$self
1918	}	2092	}
1919		2093
1920	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2095	sub load_neighbours {
1922	my ($map) = @_;	2096	my ($map) = @_;
1923		2097
1924	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1925		2099
1926	for (0 .. 3) {	2100	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1928	or next;	2102	or next;
1929	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1930	or next;	2104	or next;
1931	$neigh->load;	2105	$neigh->load;
1932		2106
		2107	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2110	}
1936		2111
1937	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1939	or next;	2115	or next;
1940	$neigh->load;	2116	$neigh->load;
1941	}	2117	}
1942	}	2118	}
1943		2119
…		…
1948	}	2124	}
1949		2125
1950	sub do_load_sync {	2126	sub do_load_sync {
1951	my ($map) = @_;	2127	my ($map) = @_;
1952		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1953	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1954	}	2133	}
1955		2134
1956	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1958		2137
1959	sub find_async {	2138	sub find_async {
1960	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1961		2140
1962	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1963		2142
1964	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2145	}
1967		2146
1968	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1969	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1970	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2154	if (my $map = find $k) {
1973	$map->load;	2155	$map->load if $v;
1974	}	2156	}
1975		2157
1976	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1977	}	2159	}
1978	}	2160	}
1979	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1980	};	2162	};
1981	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1984	}	2166	}
1985		2167
1986	sub save {	2168	sub save {
1987	my ($self) = @_;	2169	my ($self) = @_;
1988		2170
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1990		2172
1991	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1992		2174
1993	return unless $self->dirty;	2175	return unless $self->dirty;
1994		2176
…		…
2000	return if $self->{deny_save};	2182	return if $self->{deny_save};
2001		2183
2002	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2003		2185
2004	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2006	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2007		2192
2008	if ($uniq) {	2193	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2196	} else {
…		…
2017	my ($self) = @_;	2202	my ($self) = @_;
2018		2203
2019	# save first because save cedes	2204	# save first because save cedes
2020	$self->save;	2205	$self->save;
2021		2206
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2208
2024	return if $self->players;	2209	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2026	return if $self->{deny_save};	2211	return if $self->{deny_save};
2027		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2217	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2218	}
2031		2219
2032	sub reset_at {	2220	sub reset_at {
2033	my ($self) = @_;	2221	my ($self) = @_;
2034		2222
…		…
2052		2240
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2242
2055	return if $self->players;	2243	return if $self->players;
2056		2244
2057	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2058		2246
2059	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2060		2248
2061	# need to save uniques path	2249	# need to save uniques path
2062	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2066	if $uniq;	2254	if $uniq;
2067	}	2255	}
2068		2256
2069	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2070		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2261	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2262
2075	$self->unlink_save;	2263	$self->unlink_save;
2076	$self->destroy;	2264	$self->destroy;
2077	}	2265	}
2078		2266
2079	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2080		2268
2081	sub nuke {	2269	sub nuke {
2082	my ($self) = @_;	2270	my ($self) = @_;
2083		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2084	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2085		2276
2086	$self->unlink_save;	2277	$self->unlink_save;
2087		2278
2088	bless $self, "cf::map";	2279	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2284
2094	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2095		2287
2096	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2097	}	2289	}
2098		2290
2099	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2141		2333
2142	sub unique_maps() {	2334	sub unique_maps() {
2143	[	2335	[
2144	map {	2336	map {
2145	utf8::decode $_;	2337	utf8::decode $_;
2146	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2147	? normalise $_	2341	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2343	]
2151	}	2344	}
2152		2345
2153	package cf;
2154
2155	=back	2346	=back
2156		2347
2157	=head3 cf::object	2348	=head3 cf::object
2158		2349
2159	=cut	2350	=cut
…		…
2162		2353
2163	=over 4	2354	=over 4
2164		2355
2165	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2166		2357
2167	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2168		2360
2169	=cut	2361	=cut
2170		2362
2171	sub inv_recursive_;	2363	sub inv_recursive_;
2172	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2175		2367
2176	sub inv_recursive {	2368	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2178	}	2370	}
2179		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2180	package cf;	2400	package cf;
2181		2401
2182	=back	2402	=back
2183		2403
2184	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2193		2413
2194	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2195		2429
2196	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2431	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2447
2214	} else {	2448	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2451	}
2218	}	2452	}
2219	}	2453	}
2220		2454
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2480
2247	=item $player_object->enter_link	2481	=item $player_object->enter_link
2248		2482
2249	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2250		2484
2251	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2252	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2253		2489
2254	Will never block.	2490	Will never block.
2255		2491
2256	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2257		2493
…		…
2312	# use -1 or undef as default coordinates, not 0, 0	2548	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2549	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2550	if $x <=0 && $y <= 0;
2315		2551
2316	$map->load;	2552	$map->load;
2317	$map->load_diag;	2553	$map->load_neighbours;
2318		2554
2319	return unless $self->contr->active;	2555	return unless $self->contr->active;
2320	$self->activate_recursive;
2321		2556
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2324	}	2562	}
2325		2563
2326	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2327		2565
2328	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2329	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2570	be called at the end of this process.
2333		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2334	=cut	2575	=cut
2335		2576
2336	our $GOTOGEN;	2577	our $GOTOGEN;
2337		2578
2338	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2584
2344	$self->enter_link;	2585	$self->enter_link;
2345		2586
2346	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2347	my $map = eval {	2609	my $map = eval {
2348	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2349		2611
2350	if ($map) {	2612	if ($map) {
2351	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2353	} else {	2615	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2617	}
2356		2618
2357	$map	2619	$map
2358	};	2620	};
2359		2621
…		…
2395	}	2657	}
2396		2658
2397	sub prepare_random_map {	2659	sub prepare_random_map {
2398	my ($exit) = @_;	2660	my ($exit) = @_;
2399		2661
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2664	# that depends on the exit object
2405		2665
2406	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2668	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2413	}	2675	}
2414		2676
2415	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2416		2678
2417	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2420		2682
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2685	undef $fh;
2424	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2425		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2428	}	2694	}
2429	}	2695	}
2430		2696
2431	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2433		2699
2434	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2435		2701
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2702	$self->enter_link;
2448		2703
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2704	(async {
2454	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2455	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2456	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2457		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2458	1;	2728	1
2459	}) {	2729	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2464		2734
2465	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2495		2765
2496	=cut	2766	=cut
2497		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/identify" => {
		2771	id => "infobox",
		2772	title => "Identify",
		2773	reply => undef,
		2774	tooltip => "Items recently identified",
		2775	},
		2776	"c/examine" => {
		2777	id => "infobox",
		2778	title => "Examine",
		2779	reply => undef,
		2780	tooltip => "Signs and other items you examined",
		2781	},
		2782	"c/book" => {
		2783	id => "infobox",
		2784	title => "Book",
		2785	reply => undef,
		2786	tooltip => "The contents of a note or book",
		2787	},
		2788	"c/lookat" => {
		2789	id => "infobox",
		2790	title => "Look",
		2791	reply => undef,
		2792	tooltip => "What you saw there",
		2793	},
		2794	"c/who" => {
		2795	id => "infobox",
		2796	title => "Players",
		2797	reply => undef,
		2798	tooltip => "Shows players who are currently online",
		2799	},
		2800	"c/body" => {
		2801	id => "infobox",
		2802	title => "Body Parts",
		2803	reply => undef,
		2804	tooltip => "Shows which body parts you posess and are available",
		2805	},
		2806	"c/statistics" => {
		2807	id => "infobox",
		2808	title => "Statistics",
		2809	reply => undef,
		2810	tooltip => "Shows your primary statistics",
		2811	},
		2812	"c/skills" => {
		2813	id => "infobox",
		2814	title => "Skills",
		2815	reply => undef,
		2816	tooltip => "Shows your experience per skill and item power",
		2817	},
		2818	"c/shopitems" => {
		2819	id => "infobox",
		2820	title => "Shop Items",
		2821	reply => undef,
		2822	tooltip => "Shows the items currently for sale in this shop",
		2823	},
		2824	"c/resistances" => {
		2825	id => "infobox",
		2826	title => "Resistances",
		2827	reply => undef,
		2828	tooltip => "Shows your resistances",
		2829	},
		2830	"c/pets" => {
		2831	id => "infobox",
		2832	title => "Pets",
		2833	reply => undef,
		2834	tooltip => "Shows information abotu your pets/a specific pet",
		2835	},
		2836	"c/perceiveself" => {
		2837	id => "infobox",
		2838	title => "Perceive Self",
		2839	reply => undef,
		2840	tooltip => "You gained detailed knowledge about yourself",
		2841	},
		2842	"c/uptime" => {
		2843	id => "infobox",
		2844	title => "Uptime",
		2845	reply => undef,
		2846	tooltip => "How long the server has been running since last restart",
		2847	},
		2848	"c/mapinfo" => {
		2849	id => "infobox",
		2850	title => "Map Info",
		2851	reply => undef,
		2852	tooltip => "Information related to the maps",
		2853	},
		2854	"c/party" => {
		2855	id => "party",
		2856	title => "Party",
		2857	reply => "gsay ",
		2858	tooltip => "Messages and chat related to your party",
		2859	},
		2860	"c/death" => {
		2861	id => "death",
		2862	title => "Death",
		2863	reply => undef,
		2864	tooltip => "Reason for and more info about your most recent death",
		2865	},
		2866	"c/say" => $SAY_CHANNEL,
		2867	"c/chat" => $CHAT_CHANNEL,
		2868	);
		2869
2498	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2500		2872
2501	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg)
		2874	unless $color & cf::NDI_VERBATIM;
2502		2875
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	2876	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		2877
		2878	# check predefined channels, for the benefit of C
		2879	if ($CHANNEL{$channel}) {
		2880	$channel = $CHANNEL{$channel};
		2881
		2882	$self->ext_msg (channel_info => $channel);
		2883	$channel = $channel->{id};
		2884
2505	if (ref $channel) {	2885	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	2886	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	2887	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	2888	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	2889	$self->ext_msg (channel_info => $channel);
2510	}	2890	}
…		…
2512	$channel = $channel->{id};	2892	$channel = $channel->{id};
2513	}	2893	}
2514		2894
2515	return unless @extra || length $msg;	2895	return unless @extra || length $msg;
2516		2896
2517	if ($self->can_msg) {
2518	# default colour, mask it out	2897	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	2899	if $color & cf::NDI_DEF;
2521		2900
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	2901	my $pkt = "msg "
		2902	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2903	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2524	} else {	2904	);
2525	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {
2528	1 while
2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2534	}
2535		2905
2536	$color &= cf::NDI_COLOR_MASK;	2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
2537		2909
2538	utf8::encode $msg;	2910	# split very large packets
2539		2911	if (8192 < length $pkt and $self->{can_lzf}) {
2540	if (0 && $msg =~ /\[/) {	2912	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2541	# COMMAND/INFO	2913	$pkt = "frag";
2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
2543	} else {
2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2545	$self->send_packet ("drawinfo $color $msg")
2546	}
2547	}
2548	}	2914	}
		2915
		2916	$self->send_packet ($pkt);
2549	}	2917	}
2550		2918
2551	=item $client->ext_msg ($type, @msg)	2919	=item $client->ext_msg ($type, @msg)
2552		2920
2553	Sends an ext event to the client.	2921	Sends an ext event to the client.
…		…
2555	=cut	2923	=cut
2556		2924
2557	sub cf::client::ext_msg($$@) {	2925	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	2926	my ($self, $type, @msg) = @_;
2559		2927
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	2928	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2929	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	2930	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	2931	push @msg, msgtype => "event_$type";
		2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2933	}
		2934	}
		2935
		2936	=item $client->ext_reply ($msgid, @msg)
		2937
		2938	Sends an ext reply to the client.
		2939
		2940	=cut
		2941
		2942	sub cf::client::ext_reply($$@) {
		2943	my ($self, $id, @msg) = @_;
		2944
		2945	if ($self->extcmd == 2) {
		2946	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2947	} elsif ($self->extcmd == 1) {
		2948	#TODO: version 1, remove
		2949	unshift @msg, msgtype => "reply", msgid => $id;
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2950	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	2951	}
2568	}	2952	}
2569		2953
2570	=item $success = $client->query ($flags, "text", \&cb)	2954	=item $success = $client->query ($flags, "text", \&cb)
…		…
2632	my ($type, $reply, @payload) =	3016	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	3017	"ARRAY" eq ref $msg
2634	? @$msg	3018	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3019	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3020
		3021	my @reply;
		3022
2637	if (my $cb = $EXTICMD{$type}) {	3023	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3024	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3025	}
		3026
		3027	$ns->ext_reply ($reply, @reply)
		3028	if $reply;
		3029
2643	} else {	3030	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3031	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	3032	}
2646		3033
2647	cf::override;	3034	cf::override;
…		…
2707	=pod	3094	=pod
2708		3095
2709	The following functions and methods are available within a safe environment:	3096	The following functions and methods are available within a safe environment:
2710		3097
2711	cf::object	3098	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3099	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3100	insert remove name archname title slaying race decrease split
		3101	value
2714		3102
2715	cf::object::player	3103	cf::object::player
2716	player	3104	player
2717		3105
2718	cf::player	3106	cf::player
…		…
2723		3111
2724	=cut	3112	=cut
2725		3113
2726	for (	3114	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3115	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3116	insert remove inv nrof name archname title slaying race
		3117	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3118	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3119	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3120	["cf::map" => qw(trigger)],
2732	) {	3121	) {
2733	no strict 'refs';	3122	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3123	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3124	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2752	my ($code, %vars) = @_;	3141	my ($code, %vars) = @_;
2753		3142
2754	my $qcode = $code;	3143	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3144	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3145	$qcode =~ s/\n/\\n/g;
		3146
		3147	%vars = (_dummy => 0) unless %vars;
2757		3148
2758	local $_;	3149	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;	3150	local @safe::cf::_safe_eval_args = values %vars;
2760		3151
2761	my $eval =	3152	my $eval =
…		…
2809	# the server's init and main functions	3200	# the server's init and main functions
2810		3201
2811	sub load_facedata($) {	3202	sub load_facedata($) {
2812	my ($path) = @_;	3203	my ($path) = @_;
2813		3204
		3205	# HACK to clear player env face cache, we need some signal framework
		3206	# for this (global event?)
		3207	%ext::player_env::MUSIC_FACE_CACHE = ();
		3208
		3209	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3210
2814	warn "loading facedata from $path\n";	3211	warn "loading facedata from $path\n";
2815		3212
2816	my $facedata;	3213	my $facedata;
2817	0 < aio_load $path, $facedata	3214	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3215	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3217	$facedata = Coro::Storable::thaw $facedata;
2821		3218
2822	$facedata->{version} == 2	3219	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3220	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3221
		3222	# patch in the exptable
		3223	$facedata->{resource}{"res/exp_table"} = {
		3224	type => FT_RSRC,
		3225	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3226	};
		3227	cf::cede_to_tick;
		3228
2825	{	3229	{
2826	my $faces = $facedata->{faceinfo};	3230	my $faces = $facedata->{faceinfo};
2827		3231
2828	while (my ($face, $info) = each %$faces) {	3232	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3233	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3234
2830	cf::face::set_visibility $idx, $info->{visibility};	3235	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3236	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3237	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3238	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3239
2835	cf::cede_to_tick;	3240	cf::cede_to_tick;
2836	}	3241	}
2837		3242
2838	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3244	next unless $info->{smooth};
		3245
2840	my $idx = cf::face::find $face	3246	my $idx = cf::face::find $face
2841	or next;	3247	or next;
		3248
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3249	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3250	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3251	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3252	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3253	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3270
2864	{	3271	{
2865	# TODO: for gcfclient pleasure, we should give resources	3272	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3273	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3274	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3275
2872	while (my ($name, $info) = each %$res) {	3276	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3277	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3278	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3279	my $data;
2879		3280
2880	if ($info->{type} & 1) {	3281	if ($info->{type} & 1) {
2881	# prepend meta info	3282	# prepend meta info
2882		3283
		3284	my $meta = $enc->encode ({
		3285	name => $name,
		3286	%{ $info->{meta} || {} },
		3287	});
		3288
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3289	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3290	} else {
		3291	$data = $info->{data};
		3292	}
2885		3293
2886	cf::face::set_data $idx, 0, $data, $chk;	3294	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3295	cf::face::set_type $idx, $info->{type};
2887	} else {	3296	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3297	$RESOURCE{$name} = $info;
2889	}	3298	}
2890		3299
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3300	cf::cede_to_tick;
2894	}	3301	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3302	}
		3303
		3304	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3305
2915	1	3306	1
2916	}	3307	}
		3308
		3309	cf::global->attach (on_resource_update => sub {
		3310	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3311	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3312
		3313	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3314	my $sound = $soundconf->{compat}[$_]
		3315	or next;
		3316
		3317	my $face = cf::face::find "sound/$sound->[1]";
		3318	cf::sound::set $sound->[0] => $face;
		3319	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3320	}
		3321
		3322	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3323	my $face = cf::face::find "sound/$v";
		3324	cf::sound::set $k => $face;
		3325	}
		3326	}
		3327	});
2917		3328
2918	register_exticmd fx_want => sub {	3329	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3330	my ($ns, $want) = @_;
2920		3331
2921	while (my ($k, $v) = each %$want) {	3332	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3333	$ns->fx_want ($k, $v);
2923	}	3334	}
2924	};	3335	};
2925		3336
		3337	sub load_resource_file($) {
		3338	my $guard = lock_acquire "load_resource_file";
		3339
		3340	my $status = load_resource_file_ $_[0];
		3341	get_slot 0.1, 100;
		3342	cf::arch::commit_load;
		3343
		3344	$status
		3345	}
		3346
2926	sub reload_regions {	3347	sub reload_regions {
		3348	# HACK to clear player env face cache, we need some signal framework
		3349	# for this (global event?)
		3350	%ext::player_env::MUSIC_FACE_CACHE = ();
		3351
2927	load_resource_file "$MAPDIR/regions"	3352	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3353	or die "unable to load regions file\n";
2929		3354
2930	for (cf::region::list) {	3355	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3356	$_->{match} = qr/$_->{match}/
…		…
2939	}	3364	}
2940		3365
2941	sub reload_archetypes {	3366	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3367	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3368	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3369	}
2950		3370
2951	sub reload_treasures {	3371	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3372	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3373	or die "unable to load treasurelists\n";
2954	}	3374	}
2955		3375
2956	sub reload_resources {	3376	sub reload_resources {
2957	warn "reloading resource files...\n";	3377	warn "reloading resource files...\n";
2958		3378
		3379	reload_facedata;
		3380	reload_archetypes;
2959	reload_regions;	3381	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3382	reload_treasures;
2964		3383
2965	warn "finished reloading resource files\n";	3384	warn "finished reloading resource files\n";
2966	}	3385	}
2967		3386
2968	sub init {	3387	sub reload_config {
2969	reload_resources;	3388	warn "reloading config file...\n";
2970	}
2971		3389
2972	sub cfg_load {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3390	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3391	or return;
2975		3392
2976	local $/;	3393	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3394	*CFG = YAML::XS::Load scalar <$fh>;
2978		3395
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3396	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3397
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3398	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3399	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2986	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3403	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2987	and die "WARNING: m(un)lockall failed: $!\n";	3404	and die "WARNING: m(un)lockall failed: $!\n";
2988	};	3405	};
2989	warn $@ if $@;	3406	warn $@ if $@;
2990	}	3407	}
		3408
		3409	warn "finished reloading resource files\n";
		3410	}
		3411
		3412	sub pidfile() {
		3413	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3414	or die "$PIDFILE: $!";
		3415	flock $fh, &Fcntl::LOCK_EX
		3416	or die "$PIDFILE: flock: $!";
		3417	$fh
		3418	}
		3419
		3420	# make sure only one server instance is running at any one time
		3421	sub atomic {
		3422	my $fh = pidfile;
		3423
		3424	my $pid = <$fh>;
		3425	kill 9, $pid if $pid > 0;
		3426
		3427	seek $fh, 0, 0;
		3428	print $fh $$;
		3429	}
		3430
		3431	sub main_loop {
		3432	warn "EV::loop starting\n";
		3433	if (1) {
		3434	EV::loop;
		3435	}
		3436	warn "EV::loop returned\n";
		3437	goto &main_loop unless $REALLY_UNLOOP;
2991	}	3438	}
2992		3439
2993	sub main {	3440	sub main {
		3441	cf::init_globals; # initialise logging
		3442
		3443	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3444	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3445	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3446	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3447
		3448	cf::init_experience;
		3449	cf::init_anim;
		3450	cf::init_attackmess;
		3451	cf::init_dynamic;
		3452
		3453	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3454
2994	# we must not ever block the main coroutine	3455	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3456	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3457	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3458	(async {
2998	Event::one_event;	3459	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3460	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3461	})->prio (Coro::PRIO_MAX);
3000	};	3462	};
3001		3463
3002	cfg_load;	3464	evthread_start IO::AIO::poll_fileno;
		3465
		3466	cf::sync_job {
		3467	reload_resources;
		3468	reload_config;
3003	db_init;	3469	db_init;
		3470
		3471	cf::load_settings;
		3472	cf::load_materials;
		3473	cf::init_uuid;
		3474	cf::init_signals;
		3475	cf::init_commands;
		3476	cf::init_skills;
		3477
		3478	cf::init_beforeplay;
		3479
		3480	atomic;
		3481
3004	load_extensions;	3482	load_extensions;
3005		3483
3006	$TICK_WATCHER->start;	3484	utime time, time, $RUNTIMEFILE;
3007	Event::loop;	3485
		3486	# no (long-running) fork's whatsoever before this point(!)
		3487	use POSIX ();
		3488	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3489
		3490	(pop @POST_INIT)->(0) while @POST_INIT;
		3491	};
		3492
		3493	main_loop;
3008	}	3494	}
3009		3495
3010	#############################################################################	3496	#############################################################################
3011	# initialisation and cleanup	3497	# initialisation and cleanup
3012		3498
3013	# install some emergency cleanup handlers	3499	# install some emergency cleanup handlers
3014	BEGIN {	3500	BEGIN {
		3501	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3502	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3503	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3504	cf::cleanup "SIG$signal";
3023	},
3024	);	3505	};
3025	}	3506	}
3026	}	3507	}
3027		3508
3028	sub write_runtime {	3509	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";
3030
3031	# first touch the runtime file to show we are still running:	3510	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3511	# the fsync below can take a very very long time.
3033		3512
3034	IO::AIO::aio_utime $runtime, undef, undef;	3513	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3514
3036	my $guard = cf::lock_acquire "write_runtime";	3515	my $guard = cf::lock_acquire "write_runtime";
3037		3516
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3517	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3039	or return;	3518	or return;
3040		3519
3041	my $value = $cf::RUNTIME + 90 + 10;	3520	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3521	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3522	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3532	aio_utime $fh, undef, undef;
3054		3533
3055	close $fh	3534	close $fh
3056	or return;	3535	or return;
3057		3536
3058	aio_rename "$runtime~", $runtime	3537	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3538	and return;
3060		3539
3061	warn "runtime file written.\n";	3540	warn "runtime file written.\n";
3062		3541
3063	1	3542	1
		3543	}
		3544
		3545	our $uuid_lock;
		3546	our $uuid_skip;
		3547
		3548	sub write_uuid_sync($) {
		3549	$uuid_skip ||= $_[0];
		3550
		3551	return if $uuid_lock;
		3552	local $uuid_lock = 1;
		3553
		3554	my $uuid = "$LOCALDIR/uuid";
		3555
		3556	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3557	or return;
		3558
		3559	my $value = uuid_seq uuid_cur;
		3560
		3561	unless ($value) {
		3562	warn "cowardly refusing to write zero uuid value!\n";
		3563	return;
		3564	}
		3565
		3566	my $value = uuid_str $value + $uuid_skip;
		3567	$uuid_skip = 0;
		3568
		3569	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3570	and return;
		3571
		3572	# always fsync - this file is important
		3573	aio_fsync $fh
		3574	and return;
		3575
		3576	close $fh
		3577	or return;
		3578
		3579	aio_rename "$uuid~", $uuid
		3580	and return;
		3581
		3582	warn "uuid file written ($value).\n";
		3583
		3584	1
		3585
		3586	}
		3587
		3588	sub write_uuid($$) {
		3589	my ($skip, $sync) = @_;
		3590
		3591	$sync ? write_uuid_sync $skip
		3592	: async { write_uuid_sync $skip };
3064	}	3593	}
3065		3594
3066	sub emergency_save() {	3595	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3596	my $freeze_guard = cf::freeze_mainloop;
3068		3597
3069	warn "enter emergency perl save\n";	3598	warn "emergency_perl_save: enter\n";
3070		3599
3071	cf::sync_job {	3600	cf::sync_job {
		3601	# this is a trade-off: we want to be very quick here, so
		3602	# save all maps without fsync, and later call a global sync
		3603	# (which in turn might be very very slow)
		3604	local $USE_FSYNC = 0;
		3605
3072	# use a peculiar iteration method to avoid tripping on perl	3606	# use a peculiar iteration method to avoid tripping on perl
3073	# refcount bugs in for. also avoids problems with players	3607	# refcount bugs in for. also avoids problems with players
3074	# and maps saved/destroyed asynchronously.	3608	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3609	warn "emergency_perl_save: begin player save\n";
3076	for my $login (keys %cf::PLAYER) {	3610	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3611	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3612	$pl->valid or next;
		3613	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3614	$pl->save;
3080	}	3615	}
3081	warn "end emergency player save\n";	3616	warn "emergency_perl_save: end player save\n";
3082		3617
3083	warn "begin emergency map save\n";	3618	warn "emergency_perl_save: begin map save\n";
3084	for my $path (keys %cf::MAP) {	3619	for my $path (keys %cf::MAP) {
3085	my $map = $cf::MAP{$path} or next;	3620	my $map = $cf::MAP{$path} or next;
3086	$map->valid or next;	3621	$map->valid or next;
3087	$map->save;	3622	$map->save;
3088	}	3623	}
3089	warn "end emergency map save\n";	3624	warn "emergency_perl_save: end map save\n";
3090		3625
3091	warn "begin emergency database checkpoint\n";	3626	warn "emergency_perl_save: begin database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3627	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3628	warn "emergency_perl_save: end database checkpoint\n";
		3629
		3630	warn "emergency_perl_save: begin write uuid\n";
		3631	write_uuid_sync 1;
		3632	warn "emergency_perl_save: end write uuid\n";
3094	};	3633	};
3095		3634
		3635	warn "emergency_perl_save: starting sync()\n";
		3636	IO::AIO::aio_sync sub {
		3637	warn "emergency_perl_save: finished sync()\n";
		3638	};
		3639
3096	warn "leave emergency perl save\n";	3640	warn "emergency_perl_save: leave\n";
3097	}	3641	}
3098		3642
3099	sub post_cleanup {	3643	sub post_cleanup {
3100	my ($make_core) = @_;	3644	my ($make_core) = @_;
3101		3645
3102	warn Carp::longmess "post_cleanup backtrace"	3646	warn Carp::longmess "post_cleanup backtrace"
3103	if $make_core;	3647	if $make_core;
		3648
		3649	my $fh = pidfile;
		3650	unlink $PIDFILE if <$fh> == $$;
		3651	}
		3652
		3653	# a safer delete_package, copied from Symbol
		3654	sub clear_package($) {
		3655	my $pkg = shift;
		3656
		3657	# expand to full symbol table name if needed
		3658	unless ($pkg =~ /^main::.*::$/) {
		3659	$pkg = "main$pkg" if $pkg =~ /^::/;
		3660	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3661	$pkg .= '::' unless $pkg =~ /::$/;
		3662	}
		3663
		3664	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3665	my $stem_symtab = *{$stem}{HASH};
		3666
		3667	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3668	or return;
		3669
		3670	# clear all symbols
		3671	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3672	for my $name (keys %$leaf_symtab) {
		3673	_gv_clear *{"$pkg$name"};
		3674	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3675	}
		3676	warn "cleared package $pkg\n";#d#
3104	}	3677	}
3105		3678
3106	sub do_reload_perl() {	3679	sub do_reload_perl() {
3107	# can/must only be called in main	3680	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	3681	if ($Coro::current != $Coro::main) {
3109	warn "can only reload from main coroutine";	3682	warn "can only reload from main coroutine";
3110	return;	3683	return;
3111	}	3684	}
3112		3685
		3686	return if $RELOAD++;
		3687
		3688	my $t1 = EV::time;
		3689
		3690	while ($RELOAD) {
3113	warn "reloading...";	3691	warn "reloading...";
3114		3692
3115	warn "entering sync_job";	3693	warn "entering sync_job";
3116		3694
3117	cf::sync_job {	3695	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3696	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3697	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3698	cf::write_runtime_sync; # external watchdog should not bark
3121		3699
3122	warn "syncing database to disk";	3700	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3701	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3702
3125	# if anything goes wrong in here, we should simply crash as we already saved	3703	# if anything goes wrong in here, we should simply crash as we already saved
3126		3704
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";	3705	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3706	while (IO::AIO::nreqs || BDB::nreqs) {
3138	warn "iterate...";	3707	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();
3146
3147	warn "removing commands";
3148	%COMMAND = ();
3149
3150	warn "removing ext/exti commands";
3151	%EXTCMD = ();
3152	%EXTICMD = ();
3153
3154	warn "unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";
3157
3158	if (my $cb = $pkg->can ("unload")) {
3159	eval {
3160	$cb->($pkg);
3161	1
3162	} or warn "$pkg unloaded, but with errors: $@";
3163	}	3708	}
3164		3709
3165	warn "... nuking $pkg";	3710	warn "cancelling all extension coros";
3166	Symbol::delete_package $pkg;	3711	$_->cancel for values %EXT_CORO;
3167	}	3712	%EXT_CORO = ();
3168		3713
3169	warn "unloading all perl modules loaded from $LIBDIR";	3714	warn "removing commands";
3170	while (my ($k, $v) = each %INC) {	3715	%COMMAND = ();
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		3716
		3717	warn "removing ext/exti commands";
		3718	%EXTCMD = ();
		3719	%EXTICMD = ();
		3720
		3721	warn "unloading/nuking all extensions";
		3722	for my $pkg (@EXTS) {
3173	warn "... unloading $k";	3723	warn "... unloading $pkg";
3174	delete $INC{$k};
3175		3724
3176	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;
3178
3179	if (my $cb = $k->can ("unload_module")) {	3725	if (my $cb = $pkg->can ("unload")) {
		3726	eval {
3180	$cb->();	3727	$cb->($pkg);
		3728	1
		3729	} or warn "$pkg unloaded, but with errors: $@";
		3730	}
		3731
		3732	warn "... clearing $pkg";
		3733	clear_package $pkg;
3181	}	3734	}
3182		3735
3183	Symbol::delete_package $k;	3736	warn "unloading all perl modules loaded from $LIBDIR";
		3737	while (my ($k, $v) = each %INC) {
		3738	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3739
		3740	warn "... unloading $k";
		3741	delete $INC{$k};
		3742
		3743	$k =~ s/\.pm$//;
		3744	$k =~ s/\//::/g;
		3745
		3746	if (my $cb = $k->can ("unload_module")) {
		3747	$cb->();
		3748	}
		3749
		3750	clear_package $k;
3184	}	3751	}
3185		3752
3186	warn "getting rid of safe::, as good as possible";	3753	warn "getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	3754	clear_package "safe::$_"
3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3755	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3189		3756
3190	warn "unloading cf.pm \"a bit\"";	3757	warn "unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	3758	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	3759	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3193		3760
3194	# don't, removes xs symbols, too,	3761	# don't, removes xs symbols, too,
3195	# and global variables created in xs	3762	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	3763	#clear_package __PACKAGE__;
3197		3764
3198	warn "unload completed, starting to reload now";	3765	warn "unload completed, starting to reload now";
3199		3766
3200	warn "reloading cf.pm";	3767	warn "reloading cf.pm";
3201	require cf;	3768	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3769	cf::_connect_to_perl_1;
3203		3770
3204	warn "loading config and database again";	3771	warn "loading config and database again";
3205	cf::cfg_load;	3772	cf::reload_config;
3206		3773
3207	warn "loading extensions";	3774	warn "loading extensions";
3208	cf::load_extensions;	3775	cf::load_extensions;
3209		3776
		3777	if ($REATTACH_ON_RELOAD) {
3210	warn "reattaching attachments to objects/players";	3778	warn "reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	3779	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	3780	warn "reattaching attachments to maps";
3213	reattach $_ for values %MAP;	3781	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	3782	warn "reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	3783	reattach $_ for values %PLAYER;
		3784	}
3216		3785
		3786	warn "running post_init jobs";
		3787	(pop @POST_INIT)->(1) while @POST_INIT;
		3788
3217	warn "leaving sync_job";	3789	warn "leaving sync_job";
3218		3790
3219	1	3791	1
3220	} or do {	3792	} or do {
3221	warn $@;	3793	warn $@;
3222	warn "error while reloading, exiting.";	3794	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3795	};
3225		3796
3226	warn "reloaded";	3797	warn "reloaded";
		3798	--$RELOAD;
		3799	}
		3800
		3801	$t1 = EV::time - $t1;
		3802	warn "reload completed in ${t1}s\n";
3227	};	3803	};
3228		3804
3229	our $RELOAD_WATCHER; # used only during reload	3805	our $RELOAD_WATCHER; # used only during reload
3230		3806
3231	sub reload_perl() {	3807	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3808	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3809	# coro crashes during coro_state_free->destroy here.
3234		3810
3235	$RELOAD_WATCHER ||= Event->timer (	3811	$RELOAD_WATCHER ||= cf::async {
3236	reentrant => 0,	3812	Coro::AIO::aio_wait cache_extensions;
3237	after => 0,	3813
3238	data => WF_AUTOCANCEL,	3814	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3239	cb => sub {
3240	do_reload_perl;	3815	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3816	undef $RELOAD_WATCHER;
3242	},	3817	};
3243	);	3818	};
3244	}	3819	}
3245		3820
3246	register_command "reload" => sub {	3821	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3822	my ($who, $arg) = @_;
3248		3823
3249	if ($who->flag (FLAG_WIZ)) {	3824	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3825	$who->message ("reloading server.");
		3826	async {
		3827	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3828	reload_perl;
		3829	};
3252	}	3830	}
3253	};	3831	};
3254		3832
3255	unshift @INC, $LIBDIR;	3833	unshift @INC, $LIBDIR;
3256		3834
…		…
3258		3836
3259	our @WAIT_FOR_TICK;	3837	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3838	our @WAIT_FOR_TICK_BEGIN;
3261		3839
3262	sub wait_for_tick {	3840	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3841	return if tick_inhibit || $Coro::current == $Coro::main;
3265		3842
3266	my $signal = new Coro::Signal;	3843	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3844	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3845	$signal->wait;
3269	}	3846	}
3270		3847
3271	sub wait_for_tick_begin {	3848	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3849	return if tick_inhibit || $Coro::current == $Coro::main;
3274		3850
3275	my $signal = new Coro::Signal;	3851	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3852	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3853	$signal->wait;
3278	}	3854	}
3279		3855
3280	my $min = 1e6;#d#	3856	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3857	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3858	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3859	unless ++$bug_warning > 10;
3292	return;	3860	return;
3293	}	3861	}
3294		3862
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3863	cf::server_tick; # one server iteration
3298		3864
3299	0 && sync_job {#d#	3865	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	3866	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	3867	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3868	$Coro::current->{desc} = "runtime saver";
3303	or die;	3869	write_runtime_sync
3304		3870	or warn "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3871	};
		3872	}
3321		3873
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3874	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3875	$sig->send;
3338	}	3876	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3877	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	3878	$sig->send;
3341	}	3879	}
3342		3880
3343	$NOW = Event::time;	3881	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3882	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		3883
3354	_post_tick;	3884	if (0) {
3355		3885	if ($NEXT_TICK) {
3356		3886	my $jitter = $TICK_START - $NEXT_TICK;
		3887	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3888	warn "jitter $JITTER\n";#d#
		3889	}
3357	},	3890	}
3358	);	3891	}
3359		3892
3360	{	3893	{
3361	BDB::max_poll_time $TICK * 0.1;	3894	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	3895
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	3896	BDB::min_parallel 8;
3371		3897	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	3898	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		3899
3387	unless ($DB_ENV) {	3900	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	3901	$DB_ENV = BDB::db_env_create;
		3902	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3903	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3904	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3905	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3906	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		3907
3390	cf::sync_job {	3908	cf::sync_job {
3391	eval {	3909	eval {
3392	BDB::db_env_open	3910	BDB::db_env_open
3393	$DB_ENV,	3911	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3913	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3914	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	3915	0666;
3398		3916
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3917	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	3918	};
3404		3919
3405	cf::cleanup "db_env_open(db): $@" if $@;	3920	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	3921	};
3407	}	3922	}
		3923
		3924	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3925	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3926	};
		3927	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3928	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3929	};
		3930	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3931	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3932	};
3408	}	3933	}
3409		3934
3410	{	3935	{
		3936	# configure IO::AIO
		3937
3411	IO::AIO::min_parallel 8;	3938	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	3939	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	3940	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	3941	}
3424		3942
3425	my $_log_backtrace;	3943	my $_log_backtrace;
3426		3944
3427	sub _log_backtrace {	3945	sub _log_backtrace {
…		…
3430	$msg =~ s/\n//;	3948	$msg =~ s/\n//;
3431		3949
3432	# limit the # of concurrent backtraces	3950	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	3951	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	3952	++$_log_backtrace;
		3953	my $perl_bt = Carp::longmess $msg;
3435	async {	3954	async {
		3955	$Coro::current->{desc} = "abt $msg";
		3956
3436	my @bt = fork_call {	3957	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	3958	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3959	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3960	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	3961	or die "addr2line: $!";
…		…
3448	}	3969	}
3449		3970
3450	@funcs	3971	@funcs
3451	};	3972	};
3452		3973
3453	LOG llevInfo, "[ABT] $msg\n";	3974	LOG llevInfo, "[ABT] $perl_bt\n";
		3975	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	3976	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	3977	--$_log_backtrace;
3456	};	3978	};
3457	} else {	3979	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	3980	LOG llevInfo, "[ABT] $msg\n";
3459	LOG llevInfo, "[ABT] [suppressed]\n";	3981	LOG llevInfo, "[ABT] [suppressed]\n";
3460	}	3982	}
3461	}	3983	}
3462		3984
3463	# load additional modules	3985	# load additional modules
3464	use cf::pod;	3986	require "cf/$_.pm" for @EXTRA_MODULES;
		3987	cf::_connect_to_perl_2;
3465		3988
3466	END { cf::emergency_save }	3989	END { cf::emergency_save }
3467		3990
3468	1	3991	1
3469		3992

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines