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 1.377 by root, Thu Oct 4 11:36:38 2007 UTC vs.
Revision 1.486 by root, Thu Oct 15 21:56:50 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 ();	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
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	warn "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	445	}
374	}	446	}
375	}	447	}
376		448
377	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	452	$signal->wait;
381	} else {	453	} else {
382	Coro::schedule;	454	Coro::schedule;
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
406		480
407	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
408		482
409	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
410		484
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	488	acceptable.
415		489
416	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
417	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
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	507
434	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
435		509
436	my $busy = 1;	510	my $busy = 1;
437	my @res;	511	my @res;
438		512
…		…
442	warn $@ if $@;	516	warn $@ if $@;
443	undef $busy;	517	undef $busy;
444	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
445		519
446	while ($busy) {	520	while ($busy) {
447	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
448	}	525	}
		526	}
449		527
450	$time = Event::time - $time;	528	my $time = EV::time - $time;
451		529
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
456		531
457	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
458	} else {	533	} else {
459	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
460		535
…		…
485	=item fork_call { }, $args	560	=item fork_call { }, $args
486		561
487	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
488	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
491		566
492	=cut	567	=cut
493		568
494	sub fork_call(&@) {	569	sub fork_call(&@) {
495	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
502	reset_signals;	577	reset_signals;
503	&$cb	578	&$cb
504	}, @args;	579	}, @args;
505		580
506	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		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
507	}	609	}
508		610
509	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
510		612
511	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
650		752
651	#############################################################################	753	#############################################################################
652		754
653	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
654		756
655	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
656	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")
657	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
658		760
659	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>
660	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
661	Crossfire TRT).	763	Deliantra).
662		764
663	=over 4	765	=over 4
664		766
665	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
666		768
…		…
710	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
711		813
712	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
713	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
714		816
715	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
716	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.
717		819
718	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
719		821
720	=over 4	822	=over 4
…		…
948	}	1050	}
949		1051
950	0	1052	0
951	}	1053	}
952		1054
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1056
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1058
957	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
958		1060
…		…
964		1066
965	=cut	1067	=cut
966		1068
967	#############################################################################	1069	#############################################################################
968	# object support	1070	# object support
969	#
970		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#
971	sub _can_merge {	1105	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
973		1107
974	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1109
978	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
979	}	1112	}
980		1113
981	sub reattach {	1114	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1116	my ($obj) = @_;
984		1117
		1118	# no longer needed after getting rid of delete_package?
985	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
986		1120
987	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
988		1122
989	@$registry = ();	1123	@$registry = ();
990		1124
…		…
1005	cf::attachable->attach (	1139	cf::attachable->attach (
1006	prio => -1000000,	1140	prio => -1000000,
1007	on_instantiate => sub {	1141	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1009		1143
1010	$data = from_json $data;	1144	$data = decode_json $data;
1011		1145
1012	for (@$data) {	1146	for (@$data) {
1013	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1014		1148
1015	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1039		1173
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	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	}
1044	close $fh;	1181	aio_close $fh;
1045		1182
1046	if (@$objs) {	1183	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1051	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	}
1052	close $fh;	1192	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1194	}
1055	} else {	1195	} else {
1056	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1057	}	1197	}
1058		1198
1059	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1203	} else {
1061	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1062	}	1205	}
1063	} else {	1206	} else {
1064	aio_unlink $filename;	1207	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1066	}	1209	}
…		…
1085		1228
1086	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1231	or return;
1089		1232
1090	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1091	}	1235	}
1092		1236
1093	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1157		1301
1158	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1159	}	1303	}
1160		1304
		1305	use File::Glob ();
		1306
1161	cf::player->attach (	1307	cf::player->attach (
1162	on_command => sub {	1308	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1164		1310
1165	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1197		1343
1198	cf::override;	1344	cf::override;
1199	},	1345	},
1200	);	1346	);
1201		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	}
		1360
1202	sub load_extensions {	1361	sub load_extensions {
1203	cf::sync_job {	1362	cf::sync_job {
1204	my %todo;	1363	my %todo;
1205		1364
1206	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1384
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1387
1229	$ext{source} =	1388	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1232	. $source	1391	. $source
1233	. "\n};\n1";	1392	. "\n};\n1";
1234		1393
1235	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1253		1412
1254	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1414	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1416	}
1259		1417
1260	warn $msg;	1418	warn $msg;
1261	}	1419	}
1262		1420
…		…
1276		1434
1277	=back	1435	=back
1278		1436
1279	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1280		1438
1281	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1282		1440
1283	=cut	1441	=cut
1284		1442
1285	package cf::player;	1443	package cf::player;
1286		1444
…		…
1329		1487
1330	sub exists($) {	1488	sub exists($) {
1331	my ($login) = @_;	1489	my ($login) = @_;
1332		1490
1333	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1335	}	1493	}
1336		1494
1337	sub find($) {	1495	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1497	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1510	or return;
1353		1511
1354	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1355	or return;	1513	or return;
		1514
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1359	}	1518	}
1360	}	1519	}
…		…
1370		1529
1371	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1372		1531
1373	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1375		1536
1376	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1538	cf::cede_to_tick;
1378	}	1539	}
1379		1540
…		…
1411	my ($pl) = @_;	1572	my ($pl) = @_;
1412		1573
1413	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1414		1575
1415	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1416	$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
1417		1578
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1422		1585
1423	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1626
1464	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1465	my $path = path $login;	1628	my $path = path $login;
1466		1629
1467	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1636	}
1473		1637
…		…
1504	}	1668	}
1505		1669
1506	\@paths	1670	\@paths
1507	}	1671	}
1508		1672
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1674
1511	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1676
1560	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1561		1678
1562	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1563		1680
…		…
1630	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1632		1749
1633	sub generate_random_map {	1750	sub generate_random_map {
1634	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
1635	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1756	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1881
1762	# the temporary/swap location	1882	# the temporary/swap location
1763	sub save_path {	1883	sub save_path {
1764	my ($self) = @_;	1884	my ($self) = @_;
1765		1885
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1768	}	1888	}
1769		1889
1770	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1771	sub uniq_path {	1891	sub uniq_path {
1772	my ($self) = @_;	1892	my ($self) = @_;
1773		1893
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1896	}
1786		1897
1787	sub decay_objects {	1898	sub decay_objects {
1788	my ($self) = @_;	1899	my ($self) = @_;
1789		1900
…		…
1873	sub find {	1984	sub find {
1874	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1875		1986
1876	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1877		1988
1878	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1880		1991
1881	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1886	or return;	1994	or return;
1887		1995
1888	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1889		1997
…		…
1891	or return;	1999	or return;
1892		2000
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1896	undef $guard1;	2005	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2006	$map->reset;
1899	return find $path;	2007	return find $path;
1900	}	2008	}
1901		2009
1902	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2038	$f->skip_block;
1931	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1932	or return;	2040	or return;
1933		2041
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1935	if delete $self->{load_original};	2043	if delete $self->{load_original};
1936		2044
1937	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2046	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2066	$self->decay_objects;
1959	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1960	$self->update_buttons;	2068	$self->update_buttons;
1961	cf::cede_to_tick;	2069	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2070	$self->activate;
1965	}	2071	}
1966		2072
1967	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1969		2075
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2077	}
1972		2078
1973	$self->post_load;	2079	$self->post_load;
1974	}	2080	}
1975		2081
…		…
2033	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2034		2140
2035	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2036		2142
2037	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2145	}
2040		2146
2041	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2042		2148
2043	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2186	cf::async {
2081	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2083	};	2189	};
2084		2190
		2191	cf::get_slot 0.02;
		2192
2085	if ($uniq) {	2193	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2196	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2205	$self->save;
2098		2206
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2208
2101	return if $self->players;	2209	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2211	return if $self->{deny_save};
2104		2212
2105	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2106		2214
2107	$self->deactivate;	2215	$self->deactivate;
…		…
2132		2240
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134		2242
2135	return if $self->players;	2243	return if $self->players;
2136		2244
2137	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2138		2246
2139	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2140		2248
2141	# need to save uniques path	2249	# need to save uniques path
2142	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2225		2333
2226	sub unique_maps() {	2334	sub unique_maps() {
2227	[	2335	[
2228	map {	2336	map {
2229	utf8::decode $_;	2337	utf8::decode $_;
2230	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2231	? normalise $_	2341	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2343	]
2235	}	2344	}
2236		2345
2237	package cf;
2238
2239	=back	2346	=back
2240		2347
2241	=head3 cf::object	2348	=head3 cf::object
2242		2349
2243	=cut	2350	=cut
…		…
2246		2353
2247	=over 4	2354	=over 4
2248		2355
2249	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2250		2357
2251	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2252		2360
2253	=cut	2361	=cut
2254		2362
2255	sub inv_recursive_;	2363	sub inv_recursive_;
2256	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2262	}	2370	}
2263		2371
2264	=item $ref = $ob->ref	2372	=item $ref = $ob->ref
2265		2373
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2374	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2375
2268	=item $ob = cf::object::deref ($refstring)	2376	=item $ob = cf::object::deref ($refstring)
2269		2377
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2379	even if the object actually exists. May block.
2272		2380
2273	=cut	2381	=cut
2274		2382
2275	sub deref {	2383	sub deref {
2276	my ($ref) = @_;	2384	my ($ref) = @_;
2277
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280		2385
2281	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {	2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2387	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2389	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2308		2413
2309	=cut	2414	=cut
2310		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
		2429
2311	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2431	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2434	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2447
2329	} else {	2448	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2451	}
2333	}	2452	}
2334	}	2453	}
2335		2454
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2480
2362	=item $player_object->enter_link	2481	=item $player_object->enter_link
2363		2482
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2484
2366	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2368		2489
2369	Will never block.	2490	Will never block.
2370		2491
2371	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2372		2493
…		…
2430		2551
2431	$map->load;	2552	$map->load;
2432	$map->load_neighbours;	2553	$map->load_neighbours;
2433		2554
2434	return unless $self->contr->active;	2555	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2556
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2439	}	2562	}
2440		2563
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2442		2565
2443	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2570	be called at the end of this process.
		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
2448		2574
2449	=cut	2575	=cut
2450		2576
2451	our $GOTOGEN;	2577	our $GOTOGEN;
2452		2578
…		…
2531	}	2657	}
2532		2658
2533	sub prepare_random_map {	2659	sub prepare_random_map {
2534	my ($exit) = @_;	2660	my ($exit) = @_;
2535		2661
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2664	# that depends on the exit object
2541		2665
2542	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2668	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2549	}	2675	}
2550		2676
2551	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2552		2678
2553	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2556		2682
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2685	undef $fh;
2560	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2561		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2564	}	2694	}
2565	}	2695	}
2566		2696
2567	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2569		2699
2570	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2571		2701
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2702	$self->enter_link;
2584		2703
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2704	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2705	$Coro::current->{desc} = "enter_exit";
2591		2706
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2594	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2595		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2596	1;	2728	1
2597	}) {	2729	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2734
2603	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2633		2765
2634	=cut	2766	=cut
2635		2767
		2768	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
2637	"c/identify" => {	2776	"c/identify" => {
2638	id => "infobox",	2777	id => "infobox",
2639	title => "Identify",	2778	title => "Identify",
2640	reply => undef,	2779	reply => undef,
2641	tooltip => "Items recently identified",	2780	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	2783	id => "infobox",
2645	title => "Examine",	2784	title => "Examine",
2646	reply => undef,	2785	reply => undef,
2647	tooltip => "Signs and other items you examined",	2786	tooltip => "Signs and other items you examined",
2648	},	2787	},
		2788	"c/book" => {
		2789	id => "infobox",
		2790	title => "Book",
		2791	reply => undef,
		2792	tooltip => "The contents of a note or book",
		2793	},
2649	"c/lookat" => {	2794	"c/lookat" => {
2650	id => "infobox",	2795	id => "infobox",
2651	title => "Look",	2796	title => "Look",
2652	reply => undef,	2797	reply => undef,
2653	tooltip => "What you saw there",	2798	tooltip => "What you saw there",
2654	},	2799	},
		2800	"c/who" => {
		2801	id => "infobox",
		2802	title => "Players",
		2803	reply => undef,
		2804	tooltip => "Shows players who are currently online",
		2805	},
		2806	"c/body" => {
		2807	id => "infobox",
		2808	title => "Body Parts",
		2809	reply => undef,
		2810	tooltip => "Shows which body parts you posess and are available",
		2811	},
		2812	"c/statistics" => {
		2813	id => "infobox",
		2814	title => "Statistics",
		2815	reply => undef,
		2816	tooltip => "Shows your primary statistics",
		2817	},
		2818	"c/skills" => {
		2819	id => "infobox",
		2820	title => "Skills",
		2821	reply => undef,
		2822	tooltip => "Shows your experience per skill and item power",
		2823	},
		2824	"c/shopitems" => {
		2825	id => "infobox",
		2826	title => "Shop Items",
		2827	reply => undef,
		2828	tooltip => "Shows the items currently for sale in this shop",
		2829	},
		2830	"c/resistances" => {
		2831	id => "infobox",
		2832	title => "Resistances",
		2833	reply => undef,
		2834	tooltip => "Shows your resistances",
		2835	},
		2836	"c/pets" => {
		2837	id => "infobox",
		2838	title => "Pets",
		2839	reply => undef,
		2840	tooltip => "Shows information abotu your pets/a specific pet",
		2841	},
		2842	"c/perceiveself" => {
		2843	id => "infobox",
		2844	title => "Perceive Self",
		2845	reply => undef,
		2846	tooltip => "You gained detailed knowledge about yourself",
		2847	},
		2848	"c/uptime" => {
		2849	id => "infobox",
		2850	title => "Uptime",
		2851	reply => undef,
		2852	tooltip => "How long the server has been running since last restart",
		2853	},
		2854	"c/mapinfo" => {
		2855	id => "infobox",
		2856	title => "Map Info",
		2857	reply => undef,
		2858	tooltip => "Information related to the maps",
		2859	},
		2860	"c/party" => {
		2861	id => "party",
		2862	title => "Party",
		2863	reply => "gsay ",
		2864	tooltip => "Messages and chat related to your party",
		2865	},
		2866	"c/death" => {
		2867	id => "death",
		2868	title => "Death",
		2869	reply => undef,
		2870	tooltip => "Reason for and more info about your most recent death",
		2871	},
		2872	"c/say" => $SAY_CHANNEL,
		2873	"c/chat" => $CHAT_CHANNEL,
2655	);	2874	);
2656		2875
2657	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
2659		2878
2660	$msg = $self->pl->expand_cfpod ($msg);	2879	$msg = $self->pl->expand_cfpod ($msg)
		2880	unless $color & cf::NDI_VERBATIM;
2661		2881
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	2882	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		2883
2664	# check predefined channels, for the benefit of C	2884	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	2885	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	2886	$channel = $CHANNEL{$channel};
2667		2887
2668	$self->ext_msg (channel_info => $channel)	2888	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	2889	$channel = $channel->{id};
2672		2890
2673	} elsif (ref $channel) {	2891	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	2892	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	2893	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	2894	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	2895	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	2896	}
2680		2897
2681	$channel = $channel->{id};	2898	$channel = $channel->{id};
2682	}	2899	}
2683		2900
2684	return unless @extra || length $msg;	2901	return unless @extra || length $msg;
2685		2902
2686	if ($self->can_msg) {
2687	# default colour, mask it out	2903	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	2905	if $color & cf::NDI_DEF;
2690		2906
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	2907	my $pkt = "msg "
		2908	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2909	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	2910	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		2911
2705	$color &= cf::NDI_COLOR_MASK;	2912	# try lzf for large packets
		2913	$pkt = "lzf " . Compress::LZF::compress $pkt
		2914	if 1024 <= length $pkt and $self->{can_lzf};
2706		2915
2707	utf8::encode $msg;	2916	# split very large packets
2708		2917	if (8192 < length $pkt and $self->{can_lzf}) {
2709	if (0 && $msg =~ /\[/) {	2918	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2710	# COMMAND/INFO	2919	$pkt = "frag";
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}	2920	}
		2921
		2922	$self->send_packet ($pkt);
2718	}	2923	}
2719		2924
2720	=item $client->ext_msg ($type, @msg)	2925	=item $client->ext_msg ($type, @msg)
2721		2926
2722	Sends an ext event to the client.	2927	Sends an ext event to the client.
…		…
2895	=pod	3100	=pod
2896		3101
2897	The following functions and methods are available within a safe environment:	3102	The following functions and methods are available within a safe environment:
2898		3103
2899	cf::object	3104	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3105	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3106	insert remove name archname title slaying race decrease split
		3107	value
2902		3108
2903	cf::object::player	3109	cf::object::player
2904	player	3110	player
2905		3111
2906	cf::player	3112	cf::player
…		…
2911		3117
2912	=cut	3118	=cut
2913		3119
2914	for (	3120	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3121	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3122	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3123	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3124	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3125	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3126	["cf::map" => qw(trigger)],
2921	) {	3127	) {
2922	no strict 'refs';	3128	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3129	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3130	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2941	my ($code, %vars) = @_;	3147	my ($code, %vars) = @_;
2942		3148
2943	my $qcode = $code;	3149	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3150	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3151	$qcode =~ s/\n/\\n/g;
		3152
		3153	%vars = (_dummy => 0) unless %vars;
2946		3154
2947	local $_;	3155	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;	3156	local @safe::cf::_safe_eval_args = values %vars;
2949		3157
2950	my $eval =	3158	my $eval =
…		…
3027	{	3235	{
3028	my $faces = $facedata->{faceinfo};	3236	my $faces = $facedata->{faceinfo};
3029		3237
3030	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3239	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3240
3032	cf::face::set_visibility $idx, $info->{visibility};	3241	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3242	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3243	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3244	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036		3245
3037	cf::cede_to_tick;	3246	cf::cede_to_tick;
3038	}	3247	}
3039		3248
3040	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3250	next unless $info->{smooth};
		3251
3042	my $idx = cf::face::find $face	3252	my $idx = cf::face::find $face
3043	or next;	3253	or next;
		3254
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3255	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3256	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3257	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3258	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3259	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3066	{	3277	{
3067	# TODO: for gcfclient pleasure, we should give resources	3278	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.	3279	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3280	my $res = $facedata->{resource};
3070		3281
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3282	while (my ($name, $info) = each %$res) {
		3283	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3284	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;	3285	my $data;
3076		3286
3077	if ($info->{type} & 1) {	3287	if ($info->{type} & 1) {
3078	# prepend meta info	3288	# prepend meta info
3079		3289
3080	my $meta = $enc->encode ({	3290	my $meta = $enc->encode ({
3081	name => $name,	3291	name => $name,
3082	%{ $info->{meta} || {} },	3292	%{ $info->{meta} || {} },
3083	});	3293	});
3084		3294
3085	$data = pack "(w/a*)*", $meta, $info->{data};	3295	$data = pack "(w/a*)*", $meta, $info->{data};
		3296	} else {
		3297	$data = $info->{data};
		3298	}
		3299
		3300	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3301	cf::face::set_type $idx, $info->{type};
3086	} else {	3302	} else {
3087	$data = $info->{data};	3303	$RESOURCE{$name} = $info;
3088	}	3304	}
3089		3305
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3306	cf::cede_to_tick;
3094	}	3307	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3308	}
		3309
		3310	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3311
3115	1	3312	1
3116	}	3313	}
		3314
		3315	cf::global->attach (on_resource_update => sub {
		3316	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3317	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3318
		3319	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3320	my $sound = $soundconf->{compat}[$_]
		3321	or next;
		3322
		3323	my $face = cf::face::find "sound/$sound->[1]";
		3324	cf::sound::set $sound->[0] => $face;
		3325	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3326	}
		3327
		3328	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3329	my $face = cf::face::find "sound/$v";
		3330	cf::sound::set $k => $face;
		3331	}
		3332	}
		3333	});
3117		3334
3118	register_exticmd fx_want => sub {	3335	register_exticmd fx_want => sub {
3119	my ($ns, $want) = @_;	3336	my ($ns, $want) = @_;
3120		3337
3121	while (my ($k, $v) = each %$want) {	3338	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3339	$ns->fx_want ($k, $v);
3123	}	3340	}
3124	};	3341	};
		3342
		3343	sub load_resource_file($) {
		3344	my $guard = lock_acquire "load_resource_file";
		3345
		3346	my $status = load_resource_file_ $_[0];
		3347	get_slot 0.1, 100;
		3348	cf::arch::commit_load;
		3349
		3350	$status
		3351	}
3125		3352
3126	sub reload_regions {	3353	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3354	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3355	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3356	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3370	}
3144		3371
3145	sub reload_archetypes {	3372	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3373	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3374	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3375	}
3154		3376
3155	sub reload_treasures {	3377	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3378	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3379	or die "unable to load treasurelists\n";
3158	}	3380	}
3159		3381
3160	sub reload_resources {	3382	sub reload_resources {
3161	warn "reloading resource files...\n";	3383	warn "reloading resource files...\n";
3162		3384
		3385	reload_facedata;
		3386	reload_archetypes;
3163	reload_regions;	3387	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3388	reload_treasures;
3168		3389
3169	warn "finished reloading resource files\n";	3390	warn "finished reloading resource files\n";
3170	}	3391	}
3171		3392
3172	sub init {
3173	reload_resources;
3174	}
3175
3176	sub reload_config {	3393	sub reload_config {
		3394	warn "reloading config file...\n";
		3395
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
3178	or return;	3397	or return;
3179		3398
3180	local $/;	3399	local $/;
3181	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::XS::Load scalar <$fh>;
3182		3401
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184		3403
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3190	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3191	and die "WARNING: m(un)lockall failed: $!\n";	3410	and die "WARNING: m(un)lockall failed: $!\n";
3192	};	3411	};
3193	warn $@ if $@;	3412	warn $@ if $@;
3194	}	3413	}
		3414
		3415	warn "finished reloading resource files\n";
		3416	}
		3417
		3418	sub pidfile() {
		3419	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3420	or die "$PIDFILE: $!";
		3421	flock $fh, &Fcntl::LOCK_EX
		3422	or die "$PIDFILE: flock: $!";
		3423	$fh
		3424	}
		3425
		3426	# make sure only one server instance is running at any one time
		3427	sub atomic {
		3428	my $fh = pidfile;
		3429
		3430	my $pid = <$fh>;
		3431	kill 9, $pid if $pid > 0;
		3432
		3433	seek $fh, 0, 0;
		3434	print $fh $$;
		3435	}
		3436
		3437	sub main_loop {
		3438	warn "EV::loop starting\n";
		3439	if (1) {
		3440	EV::loop;
		3441	}
		3442	warn "EV::loop returned\n";
		3443	goto &main_loop unless $REALLY_UNLOOP;
3195	}	3444	}
3196		3445
3197	sub main {	3446	sub main {
		3447	cf::init_globals; # initialise logging
		3448
		3449	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3450	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3451	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3452	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3453
		3454	cf::init_experience;
		3455	cf::init_anim;
		3456	cf::init_attackmess;
		3457	cf::init_dynamic;
		3458
		3459	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3460
3198	# we must not ever block the main coroutine	3461	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3462	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3463	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3464	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3465	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3466	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3467	})->prio (Coro::PRIO_MAX);
3205	};	3468	};
3206		3469
		3470	evthread_start IO::AIO::poll_fileno;
		3471
		3472	cf::sync_job {
		3473	reload_resources;
3207	reload_config;	3474	reload_config;
3208	db_init;	3475	db_init;
		3476
		3477	cf::load_settings;
		3478	cf::load_materials;
		3479	cf::init_uuid;
		3480	cf::init_signals;
		3481	cf::init_commands;
		3482	cf::init_skills;
		3483
		3484	cf::init_beforeplay;
		3485
		3486	atomic;
		3487
3209	load_extensions;	3488	load_extensions;
3210		3489
3211	$TICK_WATCHER->start;	3490	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3491
		3492	# no (long-running) fork's whatsoever before this point(!)
		3493	use POSIX ();
		3494	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3495
		3496	(pop @POST_INIT)->(0) while @POST_INIT;
		3497	};
		3498
		3499	main_loop;
3213	}	3500	}
3214		3501
3215	#############################################################################	3502	#############################################################################
3216	# initialisation and cleanup	3503	# initialisation and cleanup
3217		3504
3218	# install some emergency cleanup handlers	3505	# install some emergency cleanup handlers
3219	BEGIN {	3506	BEGIN {
		3507	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3508	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3509	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3510	cf::cleanup "SIG$signal";
3228	},
3229	);	3511	};
3230	}	3512	}
3231	}	3513	}
3232		3514
3233	sub write_runtime {	3515	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";
3235
3236	# first touch the runtime file to show we are still running:	3516	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3517	# the fsync below can take a very very long time.
3238		3518
3239	IO::AIO::aio_utime $runtime, undef, undef;	3519	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3520
3241	my $guard = cf::lock_acquire "write_runtime";	3521	my $guard = cf::lock_acquire "write_runtime";
3242		3522
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3523	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3244	or return;	3524	or return;
3245		3525
3246	my $value = $cf::RUNTIME + 90 + 10;	3526	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3527	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3528	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3538	aio_utime $fh, undef, undef;
3259		3539
3260	close $fh	3540	close $fh
3261	or return;	3541	or return;
3262		3542
3263	aio_rename "$runtime~", $runtime	3543	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3544	and return;
3265		3545
3266	warn "runtime file written.\n";	3546	warn "runtime file written.\n";
3267		3547
3268	1	3548	1
		3549	}
		3550
		3551	our $uuid_lock;
		3552	our $uuid_skip;
		3553
		3554	sub write_uuid_sync($) {
		3555	$uuid_skip ||= $_[0];
		3556
		3557	return if $uuid_lock;
		3558	local $uuid_lock = 1;
		3559
		3560	my $uuid = "$LOCALDIR/uuid";
		3561
		3562	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3563	or return;
		3564
		3565	my $value = uuid_seq uuid_cur;
		3566
		3567	unless ($value) {
		3568	warn "cowardly refusing to write zero uuid value!\n";
		3569	return;
		3570	}
		3571
		3572	my $value = uuid_str $value + $uuid_skip;
		3573	$uuid_skip = 0;
		3574
		3575	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3576	and return;
		3577
		3578	# always fsync - this file is important
		3579	aio_fsync $fh
		3580	and return;
		3581
		3582	close $fh
		3583	or return;
		3584
		3585	aio_rename "$uuid~", $uuid
		3586	and return;
		3587
		3588	warn "uuid file written ($value).\n";
		3589
		3590	1
		3591
		3592	}
		3593
		3594	sub write_uuid($$) {
		3595	my ($skip, $sync) = @_;
		3596
		3597	$sync ? write_uuid_sync $skip
		3598	: async { write_uuid_sync $skip };
3269	}	3599	}
3270		3600
3271	sub emergency_save() {	3601	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3602	my $freeze_guard = cf::freeze_mainloop;
3273		3603
3274	warn "enter emergency perl save\n";	3604	warn "emergency_perl_save: enter\n";
3275		3605
3276	cf::sync_job {	3606	cf::sync_job {
		3607	# this is a trade-off: we want to be very quick here, so
		3608	# save all maps without fsync, and later call a global sync
		3609	# (which in turn might be very very slow)
		3610	local $USE_FSYNC = 0;
		3611
3277	# use a peculiar iteration method to avoid tripping on perl	3612	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3613	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3614	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3615	warn "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3616	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3617	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3618	$pl->valid or next;
		3619	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3620	$pl->save;
3285	}	3621	}
3286	warn "end emergency player save\n";	3622	warn "emergency_perl_save: end player save\n";
3287		3623
3288	warn "begin emergency map save\n";	3624	warn "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3625	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3626	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3627	$map->valid or next;
3292	$map->save;	3628	$map->save;
3293	}	3629	}
3294	warn "end emergency map save\n";	3630	warn "emergency_perl_save: end map save\n";
3295		3631
3296	warn "begin emergency database checkpoint\n";	3632	warn "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3633	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3634	warn "emergency_perl_save: end database checkpoint\n";
		3635
		3636	warn "emergency_perl_save: begin write uuid\n";
		3637	write_uuid_sync 1;
		3638	warn "emergency_perl_save: end write uuid\n";
3299	};	3639	};
3300		3640
		3641	warn "emergency_perl_save: starting sync()\n";
		3642	IO::AIO::aio_sync sub {
		3643	warn "emergency_perl_save: finished sync()\n";
		3644	};
		3645
3301	warn "leave emergency perl save\n";	3646	warn "emergency_perl_save: leave\n";
3302	}	3647	}
3303		3648
3304	sub post_cleanup {	3649	sub post_cleanup {
3305	my ($make_core) = @_;	3650	my ($make_core) = @_;
3306		3651
3307	warn Carp::longmess "post_cleanup backtrace"	3652	warn Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3653	if $make_core;
		3654
		3655	my $fh = pidfile;
		3656	unlink $PIDFILE if <$fh> == $$;
		3657	}
		3658
		3659	# a safer delete_package, copied from Symbol
		3660	sub clear_package($) {
		3661	my $pkg = shift;
		3662
		3663	# expand to full symbol table name if needed
		3664	unless ($pkg =~ /^main::.*::$/) {
		3665	$pkg = "main$pkg" if $pkg =~ /^::/;
		3666	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3667	$pkg .= '::' unless $pkg =~ /::$/;
		3668	}
		3669
		3670	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3671	my $stem_symtab = *{$stem}{HASH};
		3672
		3673	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3674	or return;
		3675
		3676	# clear all symbols
		3677	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3678	for my $name (keys %$leaf_symtab) {
		3679	_gv_clear *{"$pkg$name"};
		3680	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3681	}
		3682	warn "cleared package $pkg\n";#d#
3309	}	3683	}
3310		3684
3311	sub do_reload_perl() {	3685	sub do_reload_perl() {
3312	# can/must only be called in main	3686	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3687	if ($Coro::current != $Coro::main) {
3314	warn "can only reload from main coroutine";	3688	warn "can only reload from main coroutine";
3315	return;	3689	return;
3316	}	3690	}
3317		3691
		3692	return if $RELOAD++;
		3693
		3694	my $t1 = EV::time;
		3695
		3696	while ($RELOAD) {
3318	warn "reloading...";	3697	warn "reloading...";
3319		3698
3320	warn "entering sync_job";	3699	warn "entering sync_job";
3321		3700
3322	cf::sync_job {	3701	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark	3702	cf::write_runtime_sync; # external watchdog should not bark
3324	cf::emergency_save;	3703	cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark	3704	cf::write_runtime_sync; # external watchdog should not bark
3326		3705
3327	warn "syncing database to disk";	3706	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;	3707	BDB::db_env_txn_checkpoint $DB_ENV;
3329		3708
3330	# if anything goes wrong in here, we should simply crash as we already saved	3709	# if anything goes wrong in here, we should simply crash as we already saved
3331		3710
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";	3711	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;	3712	while (IO::AIO::nreqs || BDB::nreqs) {
3343	warn "iterate...";	3713	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();
3351
3352	warn "removing commands";
3353	%COMMAND = ();
3354
3355	warn "removing ext/exti commands";
3356	%EXTCMD = ();
3357	%EXTICMD = ();
3358
3359	warn "unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";
3362
3363	if (my $cb = $pkg->can ("unload")) {
3364	eval {
3365	$cb->($pkg);
3366	1
3367	} or warn "$pkg unloaded, but with errors: $@";
3368	}	3714	}
3369		3715
3370	warn "... nuking $pkg";	3716	warn "cancelling all extension coros";
3371	Symbol::delete_package $pkg;	3717	$_->cancel for values %EXT_CORO;
3372	}	3718	%EXT_CORO = ();
3373		3719
3374	warn "unloading all perl modules loaded from $LIBDIR";	3720	warn "removing commands";
3375	while (my ($k, $v) = each %INC) {	3721	%COMMAND = ();
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3722
		3723	warn "removing ext/exti commands";
		3724	%EXTCMD = ();
		3725	%EXTICMD = ();
		3726
		3727	warn "unloading/nuking all extensions";
		3728	for my $pkg (@EXTS) {
3378	warn "... unloading $k";	3729	warn "... unloading $pkg";
3379	delete $INC{$k};
3380		3730
3381	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;
3383
3384	if (my $cb = $k->can ("unload_module")) {	3731	if (my $cb = $pkg->can ("unload")) {
		3732	eval {
3385	$cb->();	3733	$cb->($pkg);
		3734	1
		3735	} or warn "$pkg unloaded, but with errors: $@";
		3736	}
		3737
		3738	warn "... clearing $pkg";
		3739	clear_package $pkg;
3386	}	3740	}
3387		3741
3388	Symbol::delete_package $k;	3742	warn "unloading all perl modules loaded from $LIBDIR";
		3743	while (my ($k, $v) = each %INC) {
		3744	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3745
		3746	warn "... unloading $k";
		3747	delete $INC{$k};
		3748
		3749	$k =~ s/\.pm$//;
		3750	$k =~ s/\//::/g;
		3751
		3752	if (my $cb = $k->can ("unload_module")) {
		3753	$cb->();
		3754	}
		3755
		3756	clear_package $k;
3389	}	3757	}
3390		3758
3391	warn "getting rid of safe::, as good as possible";	3759	warn "getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3760	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3761	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3762
3395	warn "unloading cf.pm \"a bit\"";	3763	warn "unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3764	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3765	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		3766
3399	# don't, removes xs symbols, too,	3767	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3768	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3769	#clear_package __PACKAGE__;
3402		3770
3403	warn "unload completed, starting to reload now";	3771	warn "unload completed, starting to reload now";
3404		3772
3405	warn "reloading cf.pm";	3773	warn "reloading cf.pm";
3406	require cf;	3774	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3775	cf::_connect_to_perl_1;
3408		3776
3409	warn "loading config and database again";	3777	warn "loading config and database again";
3410	cf::reload_config;	3778	cf::reload_config;
3411		3779
3412	warn "loading extensions";	3780	warn "loading extensions";
3413	cf::load_extensions;	3781	cf::load_extensions;
3414		3782
		3783	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	3784	warn "reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3785	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3786	warn "reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3787	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3788	warn "reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3789	reattach $_ for values %PLAYER;
		3790	}
3421		3791
		3792	warn "running post_init jobs";
		3793	(pop @POST_INIT)->(1) while @POST_INIT;
		3794
3422	warn "leaving sync_job";	3795	warn "leaving sync_job";
3423		3796
3424	1	3797	1
3425	} or do {	3798	} or do {
3426	warn $@;	3799	warn $@;
3427	warn "error while reloading, exiting.";	3800	cf::cleanup "error while reloading, exiting.";
3428	exit 1;
3429	};	3801	};
3430		3802
3431	warn "reloaded";	3803	warn "reloaded";
		3804	--$RELOAD;
		3805	}
		3806
		3807	$t1 = EV::time - $t1;
		3808	warn "reload completed in ${t1}s\n";
3432	};	3809	};
3433		3810
3434	our $RELOAD_WATCHER; # used only during reload	3811	our $RELOAD_WATCHER; # used only during reload
3435		3812
3436	sub reload_perl() {	3813	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	3814	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	3815	# coro crashes during coro_state_free->destroy here.
3439		3816
3440	$RELOAD_WATCHER ||= Event->timer (	3817	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	3818	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	3819
3443	data => WF_AUTOCANCEL,	3820	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	3821	do_reload_perl;
3446	undef $RELOAD_WATCHER;	3822	undef $RELOAD_WATCHER;
3447	},	3823	};
3448	);	3824	};
3449	}	3825	}
3450		3826
3451	register_command "reload" => sub {	3827	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	3828	my ($who, $arg) = @_;
3453		3829
…		…
3466		3842
3467	our @WAIT_FOR_TICK;	3843	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	3844	our @WAIT_FOR_TICK_BEGIN;
3469		3845
3470	sub wait_for_tick {	3846	sub wait_for_tick {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	3847	return if tick_inhibit || $Coro::current == $Coro::main;
3473		3848
3474	my $signal = new Coro::Signal;	3849	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	3850	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	3851	$signal->wait;
3477	}	3852	}
3478		3853
3479	sub wait_for_tick_begin {	3854	sub wait_for_tick_begin {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	3855	return if tick_inhibit || $Coro::current == $Coro::main;
3482		3856
3483	my $signal = new Coro::Signal;	3857	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	3858	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	3859	$signal->wait;
3486	}	3860	}
3487		3861
3488	$TICK_WATCHER = Event->timer (	3862	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	3863	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3864	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	3865	unless ++$bug_warning > 10;
3498	return;	3866	return;
3499	}	3867	}
3500		3868
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	3869	cf::server_tick; # one server iteration
3504		3870
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3871	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	3872	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	3873	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	3874	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	3875	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	3876	or warn "ERROR: unable to write runtime file: $!";
3514	};
3515	}	3877	};
		3878	}
3516		3879
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3880	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	3881	$sig->send;
3519	}	3882	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	3883	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	3884	$sig->send;
3522	}	3885	}
3523		3886
3524	$NOW = Event::time;	3887	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3888	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		3889
3535	_post_tick;	3890	if (0) {
		3891	if ($NEXT_TICK) {
		3892	my $jitter = $TICK_START - $NEXT_TICK;
		3893	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3894	warn "jitter $JITTER\n";#d#
		3895	}
3536	},	3896	}
3537	);	3897	}
3538		3898
3539	{	3899	{
		3900	# configure BDB
		3901
3540	BDB::min_parallel 8;	3902	BDB::min_parallel 8;
3541	BDB::max_poll_time $TICK * 0.1;	3903	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	3904	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		3905
3566	unless ($DB_ENV) {	3906	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	3907	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3908	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	3909	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3910	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3911	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3912	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		3913
3573	cf::sync_job {	3914	cf::sync_job {
3574	eval {	3915	eval {
…		…
3584		3925
3585	cf::cleanup "db_env_open(db): $@" if $@;	3926	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	3927	};
3587	}	3928	}
3588		3929
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	3930	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3931	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	3932	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	3933	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3934	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	3935	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	3936	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3937	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	3938	};
3619	}	3939	}
3620		3940
3621	{	3941	{
		3942	# configure IO::AIO
		3943
3622	IO::AIO::min_parallel 8;	3944	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	3945	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	3946	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	3947	}
3635		3948
3636	my $_log_backtrace;	3949	my $_log_backtrace;
3637		3950
3638	sub _log_backtrace {	3951	sub _log_backtrace {
…		…
3641	$msg =~ s/\n//;	3954	$msg =~ s/\n//;
3642		3955
3643	# limit the # of concurrent backtraces	3956	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	3957	if ($_log_backtrace < 2) {
3645	++$_log_backtrace;	3958	++$_log_backtrace;
		3959	my $perl_bt = Carp::longmess $msg;
3646	async {	3960	async {
3647	$Coro::current->{desc} = "abt $msg";	3961	$Coro::current->{desc} = "abt $msg";
3648		3962
3649	my @bt = fork_call {	3963	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	3964	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	3975	}
3662		3976
3663	@funcs	3977	@funcs
3664	};	3978	};
3665		3979
3666	LOG llevInfo, "[ABT] $msg\n";	3980	LOG llevInfo, "[ABT] $perl_bt\n";
		3981	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	3982	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	3983	--$_log_backtrace;
3669	};	3984	};
3670	} else {	3985	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	3987	LOG llevInfo, "[ABT] [suppressed]\n";
3673	}	3988	}
3674	}	3989	}
3675		3990
3676	# load additional modules	3991	# load additional modules
3677	use cf::pod;	3992	require "cf/$_.pm" for @EXTRA_MODULES;
		3993	cf::_connect_to_perl_2;
3678		3994
3679	END { cf::emergency_save }	3995	END { cf::emergency_save }
3680		3996
3681	1	3997	1
3682		3998

Diff Legend

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