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 1.333 by root, Sun Aug 19 09:14:50 2007 UTC vs.
Revision 1.490 by root, Sat Oct 24 06:16:40 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
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
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
…		…
1950	}	2124	}
1951		2125
1952	sub do_load_sync {	2126	sub do_load_sync {
1953	my ($map) = @_;	2127	my ($map) = @_;
1954		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1955	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1956	}	2133	}
1957		2134
1958	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1960		2137
1961	sub find_async {	2138	sub find_async {
1962	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1963		2140
1964	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1965		2142
1966	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2145	}
1969		2146
1970	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1971	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1972	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2154	if (my $map = find $k) {
1975	$map->load;	2155	$map->load if $v;
1976	}	2156	}
1977		2157
1978	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1979	}	2159	}
1980	}	2160	}
1981	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1982	};	2162	};
1983	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2166	}
1987		2167
1988	sub save {	2168	sub save {
1989	my ($self) = @_;	2169	my ($self) = @_;
1990		2170
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2172
1993	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1994		2174
1995	return unless $self->dirty;	2175	return unless $self->dirty;
1996		2176
…		…
2002	return if $self->{deny_save};	2182	return if $self->{deny_save};
2003		2183
2004	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2005		2185
2006	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2008	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2009		2192
2010	if ($uniq) {	2193	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2196	} else {
…		…
2019	my ($self) = @_;	2202	my ($self) = @_;
2020		2203
2021	# save first because save cedes	2204	# save first because save cedes
2022	$self->save;	2205	$self->save;
2023		2206
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2208
2026	return if $self->players;	2209	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2211	return if $self->{deny_save};
2029		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2217	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2218	}
2033		2219
2034	sub reset_at {	2220	sub reset_at {
2035	my ($self) = @_;	2221	my ($self) = @_;
2036		2222
…		…
2054		2240
2055	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2056		2242
2057	return if $self->players;	2243	return if $self->players;
2058		2244
2059	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2060		2246
2061	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2062		2248
2063	# need to save uniques path	2249	# need to save uniques path
2064	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2068	if $uniq;	2254	if $uniq;
2069	}	2255	}
2070		2256
2071	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2072		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2261	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2262
2077	$self->unlink_save;	2263	$self->unlink_save;
2078	$self->destroy;	2264	$self->destroy;
2079	}	2265	}
2080		2266
2081	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2082		2268
2083	sub nuke {	2269	sub nuke {
2084	my ($self) = @_;	2270	my ($self) = @_;
2085		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2086	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2087		2276
2088	$self->unlink_save;	2277	$self->unlink_save;
2089		2278
2090	bless $self, "cf::map";	2279	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2284
2096	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2097		2287
2098	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2099	}	2289	}
2100		2290
2101	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2143		2333
2144	sub unique_maps() {	2334	sub unique_maps() {
2145	[	2335	[
2146	map {	2336	map {
2147	utf8::decode $_;	2337	utf8::decode $_;
2148	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2149	? normalise $_	2341	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2343	]
2153	}	2344	}
2154		2345
2155	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles>). May block.
		2350
		2351	=cut
		2352
		2353	sub static_maps() {
		2354	my @dirs = "";
		2355	my @maps;
		2356
		2357	while (@dirs) {
		2358	my $dir = shift @dirs;
		2359
		2360	next if $dir eq "/styles";
		2361
		2362	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2363	or return;
		2364
		2365	for (@$files) {
		2366	s/\.map$// or next;
		2367	utf8::decode $_;
		2368	push @maps, "$dir/$_";
		2369	}
		2370
		2371	push @dirs, map "$dir/$_", @$dirs;
		2372	}
		2373
		2374	\@maps
		2375	}
2156		2376
2157	=back	2377	=back
2158		2378
2159	=head3 cf::object	2379	=head3 cf::object
2160		2380
…		…
2164		2384
2165	=over 4	2385	=over 4
2166		2386
2167	=item $ob->inv_recursive	2387	=item $ob->inv_recursive
2168		2388
2169	Returns the inventory of the object _and_ their inventories, recursively.	2389	Returns the inventory of the object I<and> their inventories, recursively,
		2390	but I<not> the object itself.
2170		2391
2171	=cut	2392	=cut
2172		2393
2173	sub inv_recursive_;	2394	sub inv_recursive_;
2174	sub inv_recursive_ {	2395	sub inv_recursive_ {
…		…
2177		2398
2178	sub inv_recursive {	2399	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2400	inv_recursive_ inv $_[0]
2180	}	2401	}
2181		2402
		2403	=item $ref = $ob->ref
		2404
		2405	Creates and returns a persistent reference to an object that can be stored as a string.
		2406
		2407	=item $ob = cf::object::deref ($refstring)
		2408
		2409	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2410	even if the object actually exists. May block.
		2411
		2412	=cut
		2413
		2414	sub deref {
		2415	my ($ref) = @_;
		2416
		2417	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2418	my ($uuid, $name) = ($1, $2);
		2419	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2420	or return;
		2421	$pl->ob->uuid eq $uuid
		2422	or return;
		2423
		2424	$pl->ob
		2425	} else {
		2426	warn "$ref: cannot resolve object reference\n";
		2427	undef
		2428	}
		2429	}
		2430
2182	package cf;	2431	package cf;
2183		2432
2184	=back	2433	=back
2185		2434
2186	=head3 cf::object::player	2435	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2441	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2442	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2443	dialogue with the given NPC character.
2195		2444
2196	=cut	2445	=cut
		2446
		2447	our $SAY_CHANNEL = {
		2448	id => "say",
		2449	title => "Map",
		2450	reply => "say ",
		2451	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2452	};
		2453
		2454	our $CHAT_CHANNEL = {
		2455	id => "chat",
		2456	title => "Chat",
		2457	reply => "chat ",
		2458	tooltip => "Player chat and shouts, global to the server.",
		2459	};
2197		2460
2198	# rough implementation of a future "reply" method that works	2461	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2462	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2463	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2464	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2476	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2477	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2478
2216	} else {	2479	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2480	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2481	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2482	}
2220	}	2483	}
2221	}	2484	}
2222		2485
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2486	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2511
2249	=item $player_object->enter_link	2512	=item $player_object->enter_link
2250		2513
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2514	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2515
2253	The player should be reasonably safe there for short amounts of time. You	2516	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2517	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2518	though, as the palyer cannot control the character while it is on the link
		2519	map.
2255		2520
2256	Will never block.	2521	Will never block.
2257		2522
2258	=item $player_object->leave_link ($map, $x, $y)	2523	=item $player_object->leave_link ($map, $x, $y)
2259		2524
…		…
2317		2582
2318	$map->load;	2583	$map->load;
2319	$map->load_neighbours;	2584	$map->load_neighbours;
2320		2585
2321	return unless $self->contr->active;	2586	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2587
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
		2590
		2591	# only activate afterwards, to support waiting in hooks
		2592	$self->activate_recursive;
2326	}	2593	}
2327		2594
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2595	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2329		2596
2330	Moves the player to the given map-path and coordinates by first freezing	2597	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2598	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2599	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2600	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2601	be called at the end of this process.
2335		2602
		2603	Note that $check will be called with a potentially non-loaded map, so if
		2604	it needs a loaded map it has to call C<< ->load >>.
		2605
2336	=cut	2606	=cut
2337		2607
2338	our $GOTOGEN;	2608	our $GOTOGEN;
2339		2609
2340	sub cf::object::player::goto {	2610	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2614	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2615
2346	$self->enter_link;	2616	$self->enter_link;
2347		2617
2348	(async {	2618	(async {
		2619	$Coro::current->{desc} = "player::goto $path $x $y";
		2620
		2621	# *tag paths override both path and x|y
		2622	if ($path =~ /^\*(.*)$/) {
		2623	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2624	my $ob = $obs[rand @obs];
		2625
		2626	# see if we actually can go there
		2627	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2628	$ob = $obs[rand @obs];
		2629	} else {
		2630	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2631	}
		2632	# else put us there anyways for now #d#
		2633
		2634	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2635	} else {
		2636	($path, $x, $y) = (undef, undef, undef);
		2637	}
		2638	}
		2639
2349	my $map = eval {	2640	my $map = eval {
2350	my $map = cf::map::find $path;	2641	my $map = defined $path ? cf::map::find $path : undef;
2351		2642
2352	if ($map) {	2643	if ($map) {
2353	$map = $map->customise_for ($self);	2644	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2645	$map = $check->($map) if $check && $map;
2355	} else {	2646	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2647	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2648	}
2358		2649
2359	$map	2650	$map
2360	};	2651	};
2361		2652
…		…
2397	}	2688	}
2398		2689
2399	sub prepare_random_map {	2690	sub prepare_random_map {
2400	my ($exit) = @_;	2691	my ($exit) = @_;
2401		2692
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2693	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2694	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2695	# that depends on the exit object
2407		2696
2408	my $rmp = parse_random_map_params $exit->msg;	2697	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2699	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2700	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2701	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2702	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2703	$rmp->{origin_y} = $exit->y;
		2704
		2705	$exit->map->touch;
2415	}	2706	}
2416		2707
2417	$rmp->{random_seed} ||= $exit->random_seed;	2708	$rmp->{random_seed} ||= $exit->random_seed;
2418		2709
2419	my $data = cf::to_json $rmp;	2710	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2711	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2712	my $meta = "$RANDOMDIR/$md5.meta";
2422		2713
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2714	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2715	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2716	undef $fh;
2426	aio_rename "$meta~", $meta;	2717	aio_rename "$meta~", $meta;
2427		2718
		2719	my $slaying = "?random/$md5";
		2720
		2721	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2722	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2723	$exit->msg (undef);
		2724	}
2430	}	2725	}
2431	}	2726	}
2432		2727
2433	sub cf::object::player::enter_exit {	2728	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2729	my ($self, $exit) = @_;
2435		2730
2436	return unless $self->type == cf::PLAYER;	2731	return unless $self->type == cf::PLAYER;
2437		2732
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2733	$self->enter_link;
2450		2734
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2735	(async {
2456	$self->deactivate_recursive; # just to be sure	2736	$Coro::current->{desc} = "enter_exit";
		2737
2457	unless (eval {	2738	unless (eval {
		2739	$self->deactivate_recursive; # just to be sure
		2740
		2741	# random map handling
		2742	{
		2743	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2744
		2745	prepare_random_map $exit
		2746	if $exit->slaying eq "/!";
		2747	}
		2748
		2749	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2750	my $x = $exit->stats->hp;
		2751	my $y = $exit->stats->sp;
		2752
2458	$self->goto ($slaying, $hp, $sp);	2753	$self->goto ($map, $x, $y);
2459		2754
		2755	# if exit is damned, update players death & WoR home-position
		2756	$self->contr->savebed ($map, $x, $y)
		2757	if $exit->flag (cf::FLAG_DAMNED);
		2758
2460	1;	2759	1
2461	}) {	2760	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2761	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2762	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2763	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2764	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2765
2467	warn "ERROR in enter_exit: $@";	2766	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2794	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2795	the message unless the client supports the msg packet.
2497		2796
2498	=cut	2797	=cut
2499		2798
		2799	# non-persistent channels (usually the info channel)
		2800	our %CHANNEL = (
		2801	"c/motd" => {
		2802	id => "infobox",
		2803	title => "MOTD",
		2804	reply => undef,
		2805	tooltip => "The message of the day",
		2806	},
		2807	"c/identify" => {
		2808	id => "infobox",
		2809	title => "Identify",
		2810	reply => undef,
		2811	tooltip => "Items recently identified",
		2812	},
		2813	"c/examine" => {
		2814	id => "infobox",
		2815	title => "Examine",
		2816	reply => undef,
		2817	tooltip => "Signs and other items you examined",
		2818	},
		2819	"c/shopinfo" => {
		2820	id => "infobox",
		2821	title => "Shop Info",
		2822	reply => undef,
		2823	tooltip => "What your bargaining skill tells you about the shop",
		2824	},
		2825	"c/book" => {
		2826	id => "infobox",
		2827	title => "Book",
		2828	reply => undef,
		2829	tooltip => "The contents of a note or book",
		2830	},
		2831	"c/lookat" => {
		2832	id => "infobox",
		2833	title => "Look",
		2834	reply => undef,
		2835	tooltip => "What you saw there",
		2836	},
		2837	"c/who" => {
		2838	id => "infobox",
		2839	title => "Players",
		2840	reply => undef,
		2841	tooltip => "Shows players who are currently online",
		2842	},
		2843	"c/body" => {
		2844	id => "infobox",
		2845	title => "Body Parts",
		2846	reply => undef,
		2847	tooltip => "Shows which body parts you posess and are available",
		2848	},
		2849	"c/statistics" => {
		2850	id => "infobox",
		2851	title => "Statistics",
		2852	reply => undef,
		2853	tooltip => "Shows your primary statistics",
		2854	},
		2855	"c/skills" => {
		2856	id => "infobox",
		2857	title => "Skills",
		2858	reply => undef,
		2859	tooltip => "Shows your experience per skill and item power",
		2860	},
		2861	"c/shopitems" => {
		2862	id => "infobox",
		2863	title => "Shop Items",
		2864	reply => undef,
		2865	tooltip => "Shows the items currently for sale in this shop",
		2866	},
		2867	"c/resistances" => {
		2868	id => "infobox",
		2869	title => "Resistances",
		2870	reply => undef,
		2871	tooltip => "Shows your resistances",
		2872	},
		2873	"c/pets" => {
		2874	id => "infobox",
		2875	title => "Pets",
		2876	reply => undef,
		2877	tooltip => "Shows information abotu your pets/a specific pet",
		2878	},
		2879	"c/perceiveself" => {
		2880	id => "infobox",
		2881	title => "Perceive Self",
		2882	reply => undef,
		2883	tooltip => "You gained detailed knowledge about yourself",
		2884	},
		2885	"c/uptime" => {
		2886	id => "infobox",
		2887	title => "Uptime",
		2888	reply => undef,
		2889	tooltip => "How long the server has been running since last restart",
		2890	},
		2891	"c/mapinfo" => {
		2892	id => "infobox",
		2893	title => "Map Info",
		2894	reply => undef,
		2895	tooltip => "Information related to the maps",
		2896	},
		2897	"c/party" => {
		2898	id => "party",
		2899	title => "Party",
		2900	reply => "gsay ",
		2901	tooltip => "Messages and chat related to your party",
		2902	},
		2903	"c/death" => {
		2904	id => "death",
		2905	title => "Death",
		2906	reply => undef,
		2907	tooltip => "Reason for and more info about your most recent death",
		2908	},
		2909	"c/say" => $SAY_CHANNEL,
		2910	"c/chat" => $CHAT_CHANNEL,
		2911	);
		2912
2500	sub cf::client::send_msg {	2913	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2914	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2915
2503	$msg = $self->pl->expand_cfpod ($msg);	2916	$msg = $self->pl->expand_cfpod ($msg)
		2917	unless $color & cf::NDI_VERBATIM;
2504		2918
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2919	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2920
		2921	# check predefined channels, for the benefit of C
		2922	if ($CHANNEL{$channel}) {
		2923	$channel = $CHANNEL{$channel};
		2924
		2925	$self->ext_msg (channel_info => $channel);
		2926	$channel = $channel->{id};
		2927
2507	if (ref $channel) {	2928	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2929	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2930	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2931	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2932	$self->ext_msg (channel_info => $channel);
2512	}	2933	}
…		…
2514	$channel = $channel->{id};	2935	$channel = $channel->{id};
2515	}	2936	}
2516		2937
2517	return unless @extra || length $msg;	2938	return unless @extra || length $msg;
2518		2939
2519	if ($self->can_msg) {
2520	# default colour, mask it out	2940	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2941	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2942	if $color & cf::NDI_DEF;
2523		2943
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2944	my $pkt = "msg "
		2945	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2946	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2526	} else {	2947	);
2527	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		2948
2538	$color &= cf::NDI_COLOR_MASK;	2949	# try lzf for large packets
		2950	$pkt = "lzf " . Compress::LZF::compress $pkt
		2951	if 1024 <= length $pkt and $self->{can_lzf};
2539		2952
2540	utf8::encode $msg;	2953	# split very large packets
2541		2954	if (8192 < length $pkt and $self->{can_lzf}) {
2542	if (0 && $msg =~ /\[/) {	2955	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2543	# COMMAND/INFO	2956	$pkt = "frag";
2544	$self->send_packet ("drawextinfo $color 10 8 $msg")
2545	} else {
2546	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2547	$self->send_packet ("drawinfo $color $msg")
2548	}
2549	}
2550	}	2957	}
		2958
		2959	$self->send_packet ($pkt);
2551	}	2960	}
2552		2961
2553	=item $client->ext_msg ($type, @msg)	2962	=item $client->ext_msg ($type, @msg)
2554		2963
2555	Sends an ext event to the client.	2964	Sends an ext event to the client.
…		…
2557	=cut	2966	=cut
2558		2967
2559	sub cf::client::ext_msg($$@) {	2968	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2969	my ($self, $type, @msg) = @_;
2561		2970
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2971	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2972	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2973	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2974	push @msg, msgtype => "event_$type";
		2975	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2976	}
		2977	}
		2978
		2979	=item $client->ext_reply ($msgid, @msg)
		2980
		2981	Sends an ext reply to the client.
		2982
		2983	=cut
		2984
		2985	sub cf::client::ext_reply($$@) {
		2986	my ($self, $id, @msg) = @_;
		2987
		2988	if ($self->extcmd == 2) {
		2989	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2990	} elsif ($self->extcmd == 1) {
		2991	#TODO: version 1, remove
		2992	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2993	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2994	}
2570	}	2995	}
2571		2996
2572	=item $success = $client->query ($flags, "text", \&cb)	2997	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3059	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3060	"ARRAY" eq ref $msg
2636	? @$msg	3061	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3062	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3063
		3064	my @reply;
		3065
2639	if (my $cb = $EXTICMD{$type}) {	3066	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3067	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3068	}
		3069
		3070	$ns->ext_reply ($reply, @reply)
		3071	if $reply;
		3072
2645	} else {	3073	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3074	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3075	}
2648		3076
2649	cf::override;	3077	cf::override;
…		…
2709	=pod	3137	=pod
2710		3138
2711	The following functions and methods are available within a safe environment:	3139	The following functions and methods are available within a safe environment:
2712		3140
2713	cf::object	3141	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3142	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3143	insert remove name archname title slaying race decrease split
		3144	value
2716		3145
2717	cf::object::player	3146	cf::object::player
2718	player	3147	player
2719		3148
2720	cf::player	3149	cf::player
…		…
2725		3154
2726	=cut	3155	=cut
2727		3156
2728	for (	3157	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3158	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3159	insert remove inv nrof name archname title slaying race
		3160	decrease split destroy change_exp value msg lore send_msg)],
2731	["cf::object::player" => qw(player)],	3161	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3162	["cf::player" => qw(peaceful send_msg)],
2733	["cf::map" => qw(trigger)],	3163	["cf::map" => qw(trigger)],
2734	) {	3164	) {
2735	no strict 'refs';	3165	no strict 'refs';
2736	my ($pkg, @funs) = @$_;	3166	my ($pkg, @funs) = @$_;
2737	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3167	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2754	my ($code, %vars) = @_;	3184	my ($code, %vars) = @_;
2755		3185
2756	my $qcode = $code;	3186	my $qcode = $code;
2757	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3187	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2758	$qcode =~ s/\n/\\n/g;	3188	$qcode =~ s/\n/\\n/g;
		3189
		3190	%vars = (_dummy => 0) unless %vars;
2759		3191
2760	local $_;	3192	local $_;
2761	local @safe::cf::_safe_eval_args = values %vars;	3193	local @safe::cf::_safe_eval_args = values %vars;
2762		3194
2763	my $eval =	3195	my $eval =
…		…
2811	# the server's init and main functions	3243	# the server's init and main functions
2812		3244
2813	sub load_facedata($) {	3245	sub load_facedata($) {
2814	my ($path) = @_;	3246	my ($path) = @_;
2815		3247
		3248	# HACK to clear player env face cache, we need some signal framework
		3249	# for this (global event?)
		3250	%ext::player_env::MUSIC_FACE_CACHE = ();
		3251
		3252	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3253
2816	warn "loading facedata from $path\n";	3254	warn "loading facedata from $path\n";
2817		3255
2818	my $facedata;	3256	my $facedata;
2819	0 < aio_load $path, $facedata	3257	0 < aio_load $path, $facedata
2820	or die "$path: $!";	3258	or die "$path: $!";
…		…
2822	$facedata = Coro::Storable::thaw $facedata;	3260	$facedata = Coro::Storable::thaw $facedata;
2823		3261
2824	$facedata->{version} == 2	3262	$facedata->{version} == 2
2825	or cf::cleanup "$path: version mismatch, cannot proceed.";	3263	or cf::cleanup "$path: version mismatch, cannot proceed.";
2826		3264
		3265	# patch in the exptable
		3266	$facedata->{resource}{"res/exp_table"} = {
		3267	type => FT_RSRC,
		3268	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3269	};
		3270	cf::cede_to_tick;
		3271
2827	{	3272	{
2828	my $faces = $facedata->{faceinfo};	3273	my $faces = $facedata->{faceinfo};
2829		3274
2830	while (my ($face, $info) = each %$faces) {	3275	while (my ($face, $info) = each %$faces) {
2831	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3276	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3277
2832	cf::face::set_visibility $idx, $info->{visibility};	3278	cf::face::set_visibility $idx, $info->{visibility};
2833	cf::face::set_magicmap $idx, $info->{magicmap};	3279	cf::face::set_magicmap $idx, $info->{magicmap};
2834	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3280	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2835	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3281	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2836		3282
2837	cf::cede_to_tick;	3283	cf::cede_to_tick;
2838	}	3284	}
2839		3285
2840	while (my ($face, $info) = each %$faces) {	3286	while (my ($face, $info) = each %$faces) {
2841	next unless $info->{smooth};	3287	next unless $info->{smooth};
		3288
2842	my $idx = cf::face::find $face	3289	my $idx = cf::face::find $face
2843	or next;	3290	or next;
		3291
2844	if (my $smooth = cf::face::find $info->{smooth}) {	3292	if (my $smooth = cf::face::find $info->{smooth}) {
2845	cf::face::set_smooth $idx, $smooth;	3293	cf::face::set_smooth $idx, $smooth;
2846	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3294	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2847	} else {	3295	} else {
2848	warn "smooth face '$info->{smooth}' not found for face '$face'";	3296	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2865		3313
2866	{	3314	{
2867	# TODO: for gcfclient pleasure, we should give resources	3315	# TODO: for gcfclient pleasure, we should give resources
2868	# that gcfclient doesn't grok a >10000 face index.	3316	# that gcfclient doesn't grok a >10000 face index.
2869	my $res = $facedata->{resource};	3317	my $res = $facedata->{resource};
2870	my $enc = JSON::XS->new->utf8->canonical;
2871
2872	my $soundconf = delete $res->{"res/sound.conf"};
2873		3318
2874	while (my ($name, $info) = each %$res) {	3319	while (my ($name, $info) = each %$res) {
2875	my $meta = $enc->encode ({	3320	if (defined $info->{type}) {
2876	name => $name,
2877	%{ $info->{meta} || {} },
2878	});
2879
2880	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3321	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3322	my $data;
2881		3323
2882	if ($info->{type} & 1) {	3324	if ($info->{type} & 1) {
2883	# prepend meta info	3325	# prepend meta info
2884		3326
		3327	my $meta = $enc->encode ({
		3328	name => $name,
		3329	%{ $info->{meta} || {} },
		3330	});
		3331
2885	my $data = pack "(w/a*)*", $meta, $info->{data};	3332	$data = pack "(w/a*)*", $meta, $info->{data};
2886	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3333	} else {
		3334	$data = $info->{data};
		3335	}
2887		3336
2888	cf::face::set_data $idx, 0, $data, $chk;	3337	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3338	cf::face::set_type $idx, $info->{type};
2889	} else {	3339	} else {
2890	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3340	$RESOURCE{$name} = $info;
2891	}	3341	}
2892		3342
2893	cf::face::set_type $idx, $info->{type};
2894
2895	cf::cede_to_tick;	3343	cf::cede_to_tick;
2896	}	3344	}
2897
2898	if ($soundconf) {
2899	$soundconf = $enc->decode (delete $soundconf->{data});
2900
2901	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2902	my $sound = $soundconf->{compat}[$_]
2903	or next;
2904
2905	my $face = cf::face::find "sound/$sound->[1]";
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	while (my ($k, $v) = each %{$soundconf->{event}}) {
2911	my $face = cf::face::find "sound/$v";
2912	cf::sound::set $k => $face;
2913	}
2914	}
2915	}	3345	}
		3346
		3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2916		3348
2917	1	3349	1
2918	}	3350	}
		3351
		3352	cf::global->attach (on_resource_update => sub {
		3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3355
		3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3357	my $sound = $soundconf->{compat}[$_]
		3358	or next;
		3359
		3360	my $face = cf::face::find "sound/$sound->[1]";
		3361	cf::sound::set $sound->[0] => $face;
		3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3363	}
		3364
		3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3366	my $face = cf::face::find "sound/$v";
		3367	cf::sound::set $k => $face;
		3368	}
		3369	}
		3370	});
2919		3371
2920	register_exticmd fx_want => sub {	3372	register_exticmd fx_want => sub {
2921	my ($ns, $want) = @_;	3373	my ($ns, $want) = @_;
2922		3374
2923	while (my ($k, $v) = each %$want) {	3375	while (my ($k, $v) = each %$want) {
2924	$ns->fx_want ($k, $v);	3376	$ns->fx_want ($k, $v);
2925	}	3377	}
2926	};	3378	};
2927		3379
		3380	sub load_resource_file($) {
		3381	my $guard = lock_acquire "load_resource_file";
		3382
		3383	my $status = load_resource_file_ $_[0];
		3384	get_slot 0.1, 100;
		3385	cf::arch::commit_load;
		3386
		3387	$status
		3388	}
		3389
2928	sub reload_regions {	3390	sub reload_regions {
		3391	# HACK to clear player env face cache, we need some signal framework
		3392	# for this (global event?)
		3393	%ext::player_env::MUSIC_FACE_CACHE = ();
		3394
2929	load_resource_file "$MAPDIR/regions"	3395	load_resource_file "$MAPDIR/regions"
2930	or die "unable to load regions file\n";	3396	or die "unable to load regions file\n";
2931		3397
2932	for (cf::region::list) {	3398	for (cf::region::list) {
2933	$_->{match} = qr/$_->{match}/	3399	$_->{match} = qr/$_->{match}/
…		…
2941	}	3407	}
2942		3408
2943	sub reload_archetypes {	3409	sub reload_archetypes {
2944	load_resource_file "$DATADIR/archetypes"	3410	load_resource_file "$DATADIR/archetypes"
2945	or die "unable to load archetypes\n";	3411	or die "unable to load archetypes\n";
2946	#d# NEED to laod twice to resolve forward references
2947	# this really needs to be done in an extra post-pass
2948	# (which needs to be synchronous, so solve it differently)
2949	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";
2951	}	3412	}
2952		3413
2953	sub reload_treasures {	3414	sub reload_treasures {
2954	load_resource_file "$DATADIR/treasures"	3415	load_resource_file "$DATADIR/treasures"
2955	or die "unable to load treasurelists\n";	3416	or die "unable to load treasurelists\n";
2956	}	3417	}
2957		3418
2958	sub reload_resources {	3419	sub reload_resources {
2959	warn "reloading resource files...\n";	3420	warn "reloading resource files...\n";
2960		3421
		3422	reload_facedata;
		3423	reload_archetypes;
2961	reload_regions;	3424	reload_regions;
2962	reload_facedata;
2963	#reload_archetypes;#d#
2964	reload_archetypes;
2965	reload_treasures;	3425	reload_treasures;
2966		3426
2967	warn "finished reloading resource files\n";	3427	warn "finished reloading resource files\n";
2968	}	3428	}
2969		3429
2970	sub init {	3430	sub reload_config {
2971	reload_resources;	3431	warn "reloading config file...\n";
2972	}
2973		3432
2974	sub cfg_load {
2975	open my $fh, "<:utf8", "$CONFDIR/config"	3433	open my $fh, "<:utf8", "$CONFDIR/config"
2976	or return;	3434	or return;
2977		3435
2978	local $/;	3436	local $/;
2979	*CFG = YAML::Syck::Load <$fh>;	3437	*CFG = YAML::XS::Load scalar <$fh>;
2980		3438
2981	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2982		3440
2983	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2984	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2988	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2989	and die "WARNING: m(un)lockall failed: $!\n";	3447	and die "WARNING: m(un)lockall failed: $!\n";
2990	};	3448	};
2991	warn $@ if $@;	3449	warn $@ if $@;
2992	}	3450	}
		3451
		3452	warn "finished reloading resource files\n";
		3453	}
		3454
		3455	sub pidfile() {
		3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3457	or die "$PIDFILE: $!";
		3458	flock $fh, &Fcntl::LOCK_EX
		3459	or die "$PIDFILE: flock: $!";
		3460	$fh
		3461	}
		3462
		3463	# make sure only one server instance is running at any one time
		3464	sub atomic {
		3465	my $fh = pidfile;
		3466
		3467	my $pid = <$fh>;
		3468	kill 9, $pid if $pid > 0;
		3469
		3470	seek $fh, 0, 0;
		3471	print $fh $$;
		3472	}
		3473
		3474	sub main_loop {
		3475	warn "EV::loop starting\n";
		3476	if (1) {
		3477	EV::loop;
		3478	}
		3479	warn "EV::loop returned\n";
		3480	goto &main_loop unless $REALLY_UNLOOP;
2993	}	3481	}
2994		3482
2995	sub main {	3483	sub main {
		3484	cf::init_globals; # initialise logging
		3485
		3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3490
		3491	cf::init_experience;
		3492	cf::init_anim;
		3493	cf::init_attackmess;
		3494	cf::init_dynamic;
		3495
		3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3497
2996	# we must not ever block the main coroutine	3498	# we must not ever block the main coroutine
2997	local $Coro::idle = sub {	3499	local $Coro::idle = sub {
2998	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2999	(async {	3501	(async {
3000	Event::one_event;	3502	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3503	EV::loop EV::LOOP_ONESHOT;
3001	})->prio (Coro::PRIO_MAX);	3504	})->prio (Coro::PRIO_MAX);
3002	};	3505	};
3003		3506
3004	cfg_load;	3507	evthread_start IO::AIO::poll_fileno;
		3508
		3509	cf::sync_job {
		3510	reload_resources;
		3511	reload_config;
3005	db_init;	3512	db_init;
		3513
		3514	cf::load_settings;
		3515	cf::load_materials;
		3516	cf::init_uuid;
		3517	cf::init_signals;
		3518	cf::init_commands;
		3519	cf::init_skills;
		3520
		3521	cf::init_beforeplay;
		3522
		3523	atomic;
		3524
3006	load_extensions;	3525	load_extensions;
3007		3526
3008	$TICK_WATCHER->start;	3527	utime time, time, $RUNTIMEFILE;
3009	Event::loop;	3528
		3529	# no (long-running) fork's whatsoever before this point(!)
		3530	use POSIX ();
		3531	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3532
		3533	(pop @POST_INIT)->(0) while @POST_INIT;
		3534	};
		3535
		3536	main_loop;
3010	}	3537	}
3011		3538
3012	#############################################################################	3539	#############################################################################
3013	# initialisation and cleanup	3540	# initialisation and cleanup
3014		3541
3015	# install some emergency cleanup handlers	3542	# install some emergency cleanup handlers
3016	BEGIN {	3543	BEGIN {
		3544	our %SIGWATCHER = ();
3017	for my $signal (qw(INT HUP TERM)) {	3545	for my $signal (qw(INT HUP TERM)) {
3018	Event->signal (	3546	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3019	reentrant => 0,
3020	data => WF_AUTOCANCEL,
3021	signal => $signal,
3022	prio => 0,
3023	cb => sub {
3024	cf::cleanup "SIG$signal";	3547	cf::cleanup "SIG$signal";
3025	},
3026	);	3548	};
3027	}	3549	}
3028	}	3550	}
3029		3551
3030	sub write_runtime {	3552	sub write_runtime_sync {
3031	my $runtime = "$LOCALDIR/runtime";
3032
3033	# first touch the runtime file to show we are still running:	3553	# first touch the runtime file to show we are still running:
3034	# the fsync below can take a very very long time.	3554	# the fsync below can take a very very long time.
3035		3555
3036	IO::AIO::aio_utime $runtime, undef, undef;	3556	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3037		3557
3038	my $guard = cf::lock_acquire "write_runtime";	3558	my $guard = cf::lock_acquire "write_runtime";
3039		3559
3040	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3560	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3041	or return;	3561	or return;
3042		3562
3043	my $value = $cf::RUNTIME + 90 + 10;	3563	my $value = $cf::RUNTIME + 90 + 10;
3044	# 10 is the runtime save interval, for a monotonic clock	3564	# 10 is the runtime save interval, for a monotonic clock
3045	# 60 allows for the watchdog to kill the server.	3565	# 60 allows for the watchdog to kill the server.
…		…
3055	aio_utime $fh, undef, undef;	3575	aio_utime $fh, undef, undef;
3056		3576
3057	close $fh	3577	close $fh
3058	or return;	3578	or return;
3059		3579
3060	aio_rename "$runtime~", $runtime	3580	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3061	and return;	3581	and return;
3062		3582
3063	warn "runtime file written.\n";	3583	warn "runtime file written.\n";
3064		3584
3065	1	3585	1
		3586	}
		3587
		3588	our $uuid_lock;
		3589	our $uuid_skip;
		3590
		3591	sub write_uuid_sync($) {
		3592	$uuid_skip ||= $_[0];
		3593
		3594	return if $uuid_lock;
		3595	local $uuid_lock = 1;
		3596
		3597	my $uuid = "$LOCALDIR/uuid";
		3598
		3599	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3600	or return;
		3601
		3602	my $value = uuid_seq uuid_cur;
		3603
		3604	unless ($value) {
		3605	warn "cowardly refusing to write zero uuid value!\n";
		3606	return;
		3607	}
		3608
		3609	my $value = uuid_str $value + $uuid_skip;
		3610	$uuid_skip = 0;
		3611
		3612	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3613	and return;
		3614
		3615	# always fsync - this file is important
		3616	aio_fsync $fh
		3617	and return;
		3618
		3619	close $fh
		3620	or return;
		3621
		3622	aio_rename "$uuid~", $uuid
		3623	and return;
		3624
		3625	warn "uuid file written ($value).\n";
		3626
		3627	1
		3628
		3629	}
		3630
		3631	sub write_uuid($$) {
		3632	my ($skip, $sync) = @_;
		3633
		3634	$sync ? write_uuid_sync $skip
		3635	: async { write_uuid_sync $skip };
3066	}	3636	}
3067		3637
3068	sub emergency_save() {	3638	sub emergency_save() {
3069	my $freeze_guard = cf::freeze_mainloop;	3639	my $freeze_guard = cf::freeze_mainloop;
3070		3640
3071	warn "enter emergency perl save\n";	3641	warn "emergency_perl_save: enter\n";
3072		3642
3073	cf::sync_job {	3643	cf::sync_job {
		3644	# this is a trade-off: we want to be very quick here, so
		3645	# save all maps without fsync, and later call a global sync
		3646	# (which in turn might be very very slow)
		3647	local $USE_FSYNC = 0;
		3648
3074	# use a peculiar iteration method to avoid tripping on perl	3649	# use a peculiar iteration method to avoid tripping on perl
3075	# refcount bugs in for. also avoids problems with players	3650	# refcount bugs in for. also avoids problems with players
3076	# and maps saved/destroyed asynchronously.	3651	# and maps saved/destroyed asynchronously.
3077	warn "begin emergency player save\n";	3652	warn "emergency_perl_save: begin player save\n";
3078	for my $login (keys %cf::PLAYER) {	3653	for my $login (keys %cf::PLAYER) {
3079	my $pl = $cf::PLAYER{$login} or next;	3654	my $pl = $cf::PLAYER{$login} or next;
3080	$pl->valid or next;	3655	$pl->valid or next;
		3656	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3081	$pl->save;	3657	$pl->save;
3082	}	3658	}
3083	warn "end emergency player save\n";	3659	warn "emergency_perl_save: end player save\n";
3084		3660
3085	warn "begin emergency map save\n";	3661	warn "emergency_perl_save: begin map save\n";
3086	for my $path (keys %cf::MAP) {	3662	for my $path (keys %cf::MAP) {
3087	my $map = $cf::MAP{$path} or next;	3663	my $map = $cf::MAP{$path} or next;
3088	$map->valid or next;	3664	$map->valid or next;
3089	$map->save;	3665	$map->save;
3090	}	3666	}
3091	warn "end emergency map save\n";	3667	warn "emergency_perl_save: end map save\n";
3092		3668
3093	warn "begin emergency database checkpoint\n";	3669	warn "emergency_perl_save: begin database checkpoint\n";
3094	BDB::db_env_txn_checkpoint $DB_ENV;	3670	BDB::db_env_txn_checkpoint $DB_ENV;
3095	warn "end emergency database checkpoint\n";	3671	warn "emergency_perl_save: end database checkpoint\n";
		3672
		3673	warn "emergency_perl_save: begin write uuid\n";
		3674	write_uuid_sync 1;
		3675	warn "emergency_perl_save: end write uuid\n";
3096	};	3676	};
3097		3677
		3678	warn "emergency_perl_save: starting sync()\n";
		3679	IO::AIO::aio_sync sub {
		3680	warn "emergency_perl_save: finished sync()\n";
		3681	};
		3682
3098	warn "leave emergency perl save\n";	3683	warn "emergency_perl_save: leave\n";
3099	}	3684	}
3100		3685
3101	sub post_cleanup {	3686	sub post_cleanup {
3102	my ($make_core) = @_;	3687	my ($make_core) = @_;
3103		3688
3104	warn Carp::longmess "post_cleanup backtrace"	3689	warn Carp::longmess "post_cleanup backtrace"
3105	if $make_core;	3690	if $make_core;
		3691
		3692	my $fh = pidfile;
		3693	unlink $PIDFILE if <$fh> == $$;
		3694	}
		3695
		3696	# a safer delete_package, copied from Symbol
		3697	sub clear_package($) {
		3698	my $pkg = shift;
		3699
		3700	# expand to full symbol table name if needed
		3701	unless ($pkg =~ /^main::.*::$/) {
		3702	$pkg = "main$pkg" if $pkg =~ /^::/;
		3703	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3704	$pkg .= '::' unless $pkg =~ /::$/;
		3705	}
		3706
		3707	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3708	my $stem_symtab = *{$stem}{HASH};
		3709
		3710	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3711	or return;
		3712
		3713	# clear all symbols
		3714	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3715	for my $name (keys %$leaf_symtab) {
		3716	_gv_clear *{"$pkg$name"};
		3717	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3718	}
		3719	warn "cleared package $pkg\n";#d#
3106	}	3720	}
3107		3721
3108	sub do_reload_perl() {	3722	sub do_reload_perl() {
3109	# can/must only be called in main	3723	# can/must only be called in main
3110	if ($Coro::current != $Coro::main) {	3724	if ($Coro::current != $Coro::main) {
3111	warn "can only reload from main coroutine";	3725	warn "can only reload from main coroutine";
3112	return;	3726	return;
3113	}	3727	}
3114		3728
		3729	return if $RELOAD++;
		3730
		3731	my $t1 = EV::time;
		3732
		3733	while ($RELOAD) {
3115	warn "reloading...";	3734	warn "reloading...";
3116		3735
3117	warn "entering sync_job";	3736	warn "entering sync_job";
3118		3737
3119	cf::sync_job {	3738	cf::sync_job {
3120	cf::write_runtime; # external watchdog should not bark	3739	cf::write_runtime_sync; # external watchdog should not bark
3121	cf::emergency_save;	3740	cf::emergency_save;
3122	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3123		3742
3124	warn "syncing database to disk";	3743	warn "syncing database to disk";
3125	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
3126		3745
3127	# if anything goes wrong in here, we should simply crash as we already saved	3746	# if anything goes wrong in here, we should simply crash as we already saved
3128		3747
3129	warn "cancelling all WF_AUTOCANCEL watchers";
3130	for (Event::all_watchers) {
3131	$_->cancel if $_->data & WF_AUTOCANCEL;
3132	}
3133
3134	warn "flushing outstanding aio requests";	3748	warn "flushing outstanding aio requests";
3135	for (;;) {
3136	BDB::flush;
3137	IO::AIO::flush;
3138	Coro::cede;
3139	last unless IO::AIO::nreqs || BDB::nreqs;	3749	while (IO::AIO::nreqs || BDB::nreqs) {
3140	warn "iterate...";	3750	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3141	}
3142
3143	++$RELOAD;
3144
3145	warn "cancelling all extension coros";
3146	$_->cancel for values %EXT_CORO;
3147	%EXT_CORO = ();
3148
3149	warn "removing commands";
3150	%COMMAND = ();
3151
3152	warn "removing ext/exti commands";
3153	%EXTCMD = ();
3154	%EXTICMD = ();
3155
3156	warn "unloading/nuking all extensions";
3157	for my $pkg (@EXTS) {
3158	warn "... unloading $pkg";
3159
3160	if (my $cb = $pkg->can ("unload")) {
3161	eval {
3162	$cb->($pkg);
3163	1
3164	} or warn "$pkg unloaded, but with errors: $@";
3165	}	3751	}
3166		3752
3167	warn "... nuking $pkg";	3753	warn "cancelling all extension coros";
3168	Symbol::delete_package $pkg;	3754	$_->cancel for values %EXT_CORO;
3169	}	3755	%EXT_CORO = ();
3170		3756
3171	warn "unloading all perl modules loaded from $LIBDIR";	3757	warn "removing commands";
3172	while (my ($k, $v) = each %INC) {	3758	%COMMAND = ();
3173	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3174		3759
		3760	warn "removing ext/exti commands";
		3761	%EXTCMD = ();
		3762	%EXTICMD = ();
		3763
		3764	warn "unloading/nuking all extensions";
		3765	for my $pkg (@EXTS) {
3175	warn "... unloading $k";	3766	warn "... unloading $pkg";
3176	delete $INC{$k};
3177		3767
3178	$k =~ s/\.pm$//;
3179	$k =~ s/\//::/g;
3180
3181	if (my $cb = $k->can ("unload_module")) {	3768	if (my $cb = $pkg->can ("unload")) {
		3769	eval {
3182	$cb->();	3770	$cb->($pkg);
		3771	1
		3772	} or warn "$pkg unloaded, but with errors: $@";
		3773	}
		3774
		3775	warn "... clearing $pkg";
		3776	clear_package $pkg;
3183	}	3777	}
3184		3778
3185	Symbol::delete_package $k;	3779	warn "unloading all perl modules loaded from $LIBDIR";
		3780	while (my ($k, $v) = each %INC) {
		3781	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3782
		3783	warn "... unloading $k";
		3784	delete $INC{$k};
		3785
		3786	$k =~ s/\.pm$//;
		3787	$k =~ s/\//::/g;
		3788
		3789	if (my $cb = $k->can ("unload_module")) {
		3790	$cb->();
		3791	}
		3792
		3793	clear_package $k;
3186	}	3794	}
3187		3795
3188	warn "getting rid of safe::, as good as possible";	3796	warn "getting rid of safe::, as good as possible";
3189	Symbol::delete_package "safe::$_"	3797	clear_package "safe::$_"
3190	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3798	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3191		3799
3192	warn "unloading cf.pm \"a bit\"";	3800	warn "unloading cf.pm \"a bit\"";
3193	delete $INC{"cf.pm"};	3801	delete $INC{"cf.pm"};
3194	delete $INC{"cf/pod.pm"};	3802	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3195		3803
3196	# don't, removes xs symbols, too,	3804	# don't, removes xs symbols, too,
3197	# and global variables created in xs	3805	# and global variables created in xs
3198	#Symbol::delete_package __PACKAGE__;	3806	#clear_package __PACKAGE__;
3199		3807
3200	warn "unload completed, starting to reload now";	3808	warn "unload completed, starting to reload now";
3201		3809
3202	warn "reloading cf.pm";	3810	warn "reloading cf.pm";
3203	require cf;	3811	require cf;
3204	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3812	cf::_connect_to_perl_1;
3205		3813
3206	warn "loading config and database again";	3814	warn "loading config and database again";
3207	cf::cfg_load;	3815	cf::reload_config;
3208		3816
3209	warn "loading extensions";	3817	warn "loading extensions";
3210	cf::load_extensions;	3818	cf::load_extensions;
3211		3819
		3820	if ($REATTACH_ON_RELOAD) {
3212	warn "reattaching attachments to objects/players";	3821	warn "reattaching attachments to objects/players";
3213	_global_reattach; # objects, sockets	3822	_global_reattach; # objects, sockets
3214	warn "reattaching attachments to maps";	3823	warn "reattaching attachments to maps";
3215	reattach $_ for values %MAP;	3824	reattach $_ for values %MAP;
3216	warn "reattaching attachments to players";	3825	warn "reattaching attachments to players";
3217	reattach $_ for values %PLAYER;	3826	reattach $_ for values %PLAYER;
		3827	}
3218		3828
		3829	warn "running post_init jobs";
		3830	(pop @POST_INIT)->(1) while @POST_INIT;
		3831
3219	warn "leaving sync_job";	3832	warn "leaving sync_job";
3220		3833
3221	1	3834	1
3222	} or do {	3835	} or do {
3223	warn $@;	3836	warn $@;
3224	warn "error while reloading, exiting.";	3837	cf::cleanup "error while reloading, exiting.";
3225	exit 1;
3226	};	3838	};
3227		3839
3228	warn "reloaded";	3840	warn "reloaded";
		3841	--$RELOAD;
		3842	}
		3843
		3844	$t1 = EV::time - $t1;
		3845	warn "reload completed in ${t1}s\n";
3229	};	3846	};
3230		3847
3231	our $RELOAD_WATCHER; # used only during reload	3848	our $RELOAD_WATCHER; # used only during reload
3232		3849
3233	sub reload_perl() {	3850	sub reload_perl() {
3234	# doing reload synchronously and two reloads happen back-to-back,	3851	# doing reload synchronously and two reloads happen back-to-back,
3235	# coro crashes during coro_state_free->destroy here.	3852	# coro crashes during coro_state_free->destroy here.
3236		3853
3237	$RELOAD_WATCHER ||= Event->timer (	3854	$RELOAD_WATCHER ||= cf::async {
3238	reentrant => 0,	3855	Coro::AIO::aio_wait cache_extensions;
3239	after => 0,	3856
3240	data => WF_AUTOCANCEL,	3857	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3241	cb => sub {
3242	do_reload_perl;	3858	do_reload_perl;
3243	undef $RELOAD_WATCHER;	3859	undef $RELOAD_WATCHER;
3244	},	3860	};
3245	);	3861	};
3246	}	3862	}
3247		3863
3248	register_command "reload" => sub {	3864	register_command "reload" => sub {
3249	my ($who, $arg) = @_;	3865	my ($who, $arg) = @_;
3250		3866
3251	if ($who->flag (FLAG_WIZ)) {	3867	if ($who->flag (FLAG_WIZ)) {
3252	$who->message ("reloading server.");	3868	$who->message ("reloading server.");
		3869	async {
		3870	$Coro::current->{desc} = "perl_reload";
3253	async { reload_perl };	3871	reload_perl;
		3872	};
3254	}	3873	}
3255	};	3874	};
3256		3875
3257	unshift @INC, $LIBDIR;	3876	unshift @INC, $LIBDIR;
3258		3877
…		…
3260		3879
3261	our @WAIT_FOR_TICK;	3880	our @WAIT_FOR_TICK;
3262	our @WAIT_FOR_TICK_BEGIN;	3881	our @WAIT_FOR_TICK_BEGIN;
3263		3882
3264	sub wait_for_tick {	3883	sub wait_for_tick {
3265	return unless $TICK_WATCHER->is_active;
3266	return if $Coro::current == $Coro::main;	3884	return if tick_inhibit || $Coro::current == $Coro::main;
3267		3885
3268	my $signal = new Coro::Signal;	3886	my $signal = new Coro::Signal;
3269	push @WAIT_FOR_TICK, $signal;	3887	push @WAIT_FOR_TICK, $signal;
3270	$signal->wait;	3888	$signal->wait;
3271	}	3889	}
3272		3890
3273	sub wait_for_tick_begin {	3891	sub wait_for_tick_begin {
3274	return unless $TICK_WATCHER->is_active;
3275	return if $Coro::current == $Coro::main;	3892	return if tick_inhibit || $Coro::current == $Coro::main;
3276		3893
3277	my $signal = new Coro::Signal;	3894	my $signal = new Coro::Signal;
3278	push @WAIT_FOR_TICK_BEGIN, $signal;	3895	push @WAIT_FOR_TICK_BEGIN, $signal;
3279	$signal->wait;	3896	$signal->wait;
3280	}	3897	}
3281		3898
3282	my $min = 1e6;#d#	3899	sub tick {
3283	my $avg = 10;
3284	$TICK_WATCHER = Event->timer (
3285	reentrant => 0,
3286	parked => 1,
3287	prio => 0,
3288	at => $NEXT_TICK || $TICK,
3289	data => WF_AUTOCANCEL,
3290	cb => sub {
3291	if ($Coro::current != $Coro::main) {	3900	if ($Coro::current != $Coro::main) {
3292	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3901	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3293	unless ++$bug_warning > 10;	3902	unless ++$bug_warning > 10;
3294	return;	3903	return;
3295	}	3904	}
3296		3905
3297	$NOW = $tick_start = Event::time;
3298
3299	cf::server_tick; # one server iteration	3906	cf::server_tick; # one server iteration
3300		3907
3301	0 && sync_job {#d#	3908	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3302	for(1..10) {	3909	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3303	my $t = Event::time;	3910	Coro::async_pool {
3304	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3911	$Coro::current->{desc} = "runtime saver";
3305	or die;	3912	write_runtime_sync
3306		3913	or warn "ERROR: unable to write runtime file: $!";
3307	$map->width (50);
3308	$map->height (50);
3309	$map->alloc;
3310	$map->_load_objects ("/tmp/x.map", 1);
3311	my $t = Event::time - $t;
3312
3313	#next unless $t < 0.0013;#d#
3314	if ($t < $min) {
3315	$min = $t;
3316	}
3317	$avg = $avg * 0.99 + $t * 0.01;
3318	}
3319	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3320	exit 0;
3321	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3322	};	3914	};
		3915	}
3323		3916
3324	$RUNTIME += $TICK;
3325	$NEXT_TICK += $TICK;
3326
3327	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3328	$NEXT_RUNTIME_WRITE = $NOW + 10;
3329	Coro::async_pool {
3330	write_runtime
3331	or warn "ERROR: unable to write runtime file: $!";
3332	};
3333	}
3334
3335	# my $AFTER = Event::time;
3336	# warn $AFTER - $NOW;#d#
3337
3338	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3917	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3339	$sig->send;	3918	$sig->send;
3340	}	3919	}
3341	while (my $sig = shift @WAIT_FOR_TICK) {	3920	while (my $sig = shift @WAIT_FOR_TICK) {
3342	$sig->send;	3921	$sig->send;
3343	}	3922	}
3344		3923
3345	$NOW = Event::time;	3924	$LOAD = ($NOW - $TICK_START) / $TICK;
3346
3347	# if we are delayed by four ticks or more, skip them all
3348	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3349
3350	$TICK_WATCHER->at ($NEXT_TICK);
3351	$TICK_WATCHER->start;
3352
3353	$LOAD = ($NOW - $tick_start) / $TICK;
3354	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3925	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3355		3926
3356	_post_tick;	3927	if (0) {
3357		3928	if ($NEXT_TICK) {
3358		3929	my $jitter = $TICK_START - $NEXT_TICK;
		3930	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3931	warn "jitter $JITTER\n";#d#
		3932	}
3359	},	3933	}
3360	);	3934	}
3361		3935
3362	{	3936	{
3363	BDB::max_poll_time $TICK * 0.1;	3937	# configure BDB
3364	$BDB_POLL_WATCHER = Event->io (	3938
3365	reentrant => 0,
3366	fd => BDB::poll_fileno,
3367	poll => 'r',
3368	prio => 0,
3369	data => WF_AUTOCANCEL,
3370	cb => \&BDB::poll_cb,
3371	);
3372	BDB::min_parallel 8;	3939	BDB::min_parallel 8;
3373		3940	BDB::max_poll_reqs $TICK * 0.1;
3374	BDB::set_sync_prepare {	3941	$AnyEvent::BDB::WATCHER->priority (1);
3375	my $status;
3376	my $current = $Coro::current;
3377	(
3378	sub {
3379	$status = $!;
3380	$current->ready; undef $current;
3381	},
3382	sub {
3383	Coro::schedule while defined $current;
3384	$! = $status;
3385	},
3386	)
3387	};
3388		3942
3389	unless ($DB_ENV) {	3943	unless ($DB_ENV) {
3390	$DB_ENV = BDB::db_env_create;	3944	$DB_ENV = BDB::db_env_create;
		3945	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3946	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3947	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3948	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3949	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3391		3950
3392	cf::sync_job {	3951	cf::sync_job {
3393	eval {	3952	eval {
3394	BDB::db_env_open	3953	BDB::db_env_open
3395	$DB_ENV,	3954	$DB_ENV,
…		…
3397	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3956	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3398	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3957	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3399	0666;	3958	0666;
3400		3959
3401	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3960	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3402
3403	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3404	$DB_ENV->set_lk_detect;
3405	};	3961	};
3406		3962
3407	cf::cleanup "db_env_open(db): $@" if $@;	3963	cf::cleanup "db_env_open(db): $@" if $@;
3408	};	3964	};
3409	}	3965	}
		3966
		3967	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3968	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3969	};
		3970	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3971	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3972	};
		3973	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3974	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3975	};
3410	}	3976	}
3411		3977
3412	{	3978	{
		3979	# configure IO::AIO
		3980
3413	IO::AIO::min_parallel 8;	3981	IO::AIO::min_parallel 8;
3414
3415	undef $Coro::AIO::WATCHER;
3416	IO::AIO::max_poll_time $TICK * 0.1;	3982	IO::AIO::max_poll_time $TICK * 0.1;
3417	$AIO_POLL_WATCHER = Event->io (	3983	undef $AnyEvent::AIO::WATCHER;
3418	reentrant => 0,
3419	data => WF_AUTOCANCEL,
3420	fd => IO::AIO::poll_fileno,
3421	poll => 'r',
3422	prio => 6,
3423	cb => \&IO::AIO::poll_cb,
3424	);
3425	}	3984	}
3426		3985
3427	my $_log_backtrace;	3986	my $_log_backtrace;
3428		3987
3429	sub _log_backtrace {	3988	sub _log_backtrace {
…		…
3432	$msg =~ s/\n//;	3991	$msg =~ s/\n//;
3433		3992
3434	# limit the # of concurrent backtraces	3993	# limit the # of concurrent backtraces
3435	if ($_log_backtrace < 2) {	3994	if ($_log_backtrace < 2) {
3436	++$_log_backtrace;	3995	++$_log_backtrace;
		3996	my $perl_bt = Carp::longmess $msg;
3437	async {	3997	async {
		3998	$Coro::current->{desc} = "abt $msg";
		3999
3438	my @bt = fork_call {	4000	my @bt = fork_call {
3439	@addr = map { sprintf "%x", $_ } @addr;	4001	@addr = map { sprintf "%x", $_ } @addr;
3440	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4002	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3441	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4003	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3442	or die "addr2line: $!";	4004	or die "addr2line: $!";
…		…
3450	}	4012	}
3451		4013
3452	@funcs	4014	@funcs
3453	};	4015	};
3454		4016
3455	LOG llevInfo, "[ABT] $msg\n";	4017	LOG llevInfo, "[ABT] $perl_bt\n";
		4018	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3456	LOG llevInfo, "[ABT] $_\n" for @bt;	4019	LOG llevInfo, "[ABT] $_\n" for @bt;
3457	--$_log_backtrace;	4020	--$_log_backtrace;
3458	};	4021	};
3459	} else {	4022	} else {
3460	LOG llevInfo, "[ABT] $msg\n";	4023	LOG llevInfo, "[ABT] $msg\n";
3461	LOG llevInfo, "[ABT] [suppressed]\n";	4024	LOG llevInfo, "[ABT] [suppressed]\n";
3462	}	4025	}
3463	}	4026	}
3464		4027
3465	# load additional modules	4028	# load additional modules
3466	use cf::pod;	4029	require "cf/$_.pm" for @EXTRA_MODULES;
		4030	cf::_connect_to_perl_2;
3467		4031
3468	END { cf::emergency_save }	4032	END { cf::emergency_save }
3469		4033
3470	1	4034	1
3471		4035

Diff Legend

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