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Revision 1.432 by root, Mon May 5 22:38:47 2008 UTC vs.
Revision 1.502 by root, Sat Jan 23 20:24:50 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	115	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		117
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	121	our $DB_ENV;
105		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
106	our %CFG;	125	our %CFG;
107		126
108	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	128	our $RUNTIME;
110	our $NOW;	129	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	140	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
123		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
		147
124	binmode STDOUT;	148	binmode STDOUT;
125	binmode STDERR;	149	binmode STDERR;
126		150
127	# read virtual server time, if available	151	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
132	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
133		159
134	mkdir $_	160	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		162
137	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
138		164
139	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::"} };
140		177
141	#############################################################################	178	#############################################################################
142		179
143	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
144		181
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		230
194	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
195		232
196	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
197	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
198	that call.	235	that call.
199		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
200	=back	243	=back
201		244
202	=cut	245	=cut
203		246
204	BEGIN {	247	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	248	my $msg = join "", @_;
207		249
208	$msg .= "\n"	250	$msg .= "\n"
209	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
210		252
211	$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;
212		254
213	LOG llevError, $msg;	255	LOG llevError, $msg;
214	};	256	};
215	}
216		257
217	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
219		262
220	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	265	return;#d#
223	}#d#	266	}#d#
224		267
225	# kill coroutine otherwise	268	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	269	Coro::terminate
228	};	270	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		271
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	282	for my $pkg (qw(
243	cf::global cf::attachable	283	cf::global cf::attachable
244	cf::object cf::object::player	284	cf::object cf::object::player
245	cf::client cf::player	285	cf::client cf::player
246	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
247	cf::map cf::party cf::region	288	cf::party cf::region
248	)) {	289	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	291	}
252		292
253	$EV::DIED = sub {	293	$EV::DIED = sub {
254	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
255	};	295	};
256		296
257	#############################################################################	297	#############################################################################
258		298
259	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		337
298	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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	}
		354
301	=item cf::lock_wait $string	355	=item cf::lock_wait $string
302		356
303	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
304		358
305	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
306		360
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
310	returned.	364	returned.
311		365
312	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
313	deadlocked coro.	367	deadlocked coro.
…		…
319		373
320	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.
321		375
322	=cut	376	=cut
323		377
324	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		379
327	sub lock_wait($) {	380	sub lock_wait($) {
328	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	382	}
341		383
342	sub lock_acquire($) {	384	sub lock_acquire($) {
343	my ($key) = @_;	385	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	386	}
357		387
358	sub lock_active($) {	388	sub lock_active($) {
359	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	390	}
363		391
364	sub freeze_mainloop {	392	sub freeze_mainloop {
365	tick_inhibit_inc;	393	tick_inhibit_inc;
366		394
367	Coro::guard \&tick_inhibit_dec;	395	&Guard::guard (\&tick_inhibit_dec);
368	}	396	}
369		397
370	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
371		399
372	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
395		423
396	=cut	424	=cut
397		425
398	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
400		429
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
404		433
405	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
406		436
407	while () {	437	while () {
408	next_job:	438	next_job:
		439
409	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	441
411	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	446	$job->[2]->send;
415	Coro::cede;	447	Coro::cede;
416	goto next_job;	448	goto next_job;
417	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	451	}
419	}	452	}
420		453
421	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	457	$signal->wait;
425	} else {	458	} else {
		459	$busy = 0;
426	Coro::schedule;	460	Coro::schedule;
427	}	461	}
428	}	462	}
429	};	463	};
430		464
431	sub get_slot($;$$) {	465	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	466	return if tick_inhibit || $Coro::current == $Coro::main;
433		467
434	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
435		469
436	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
437	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
438		473
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
724		759
725	#############################################################################	760	#############################################################################
726		761
727	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
728		763
729	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
732		767
733	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
785		820
786	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
788		823
789	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
791		826
792	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
793		828
794	=over 4	829	=over 4
…		…
1085		1120
1086	sub reattach {	1121	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1123	my ($obj) = @_;
1089		1124
		1125	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1127
1092	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1093		1129
1094	@$registry = ();	1130	@$registry = ();
1095		1131
…		…
1143	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1144		1180
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1182	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1149	aio_close $fh;	1188	aio_close $fh;
1150		1189
1151	if (@$objs) {	1190	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1192	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
1157	aio_close $fh;	1199	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1201	}
1160	} else {	1202	} else {
1161	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1162	}	1204	}
1163		1205
1164	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1210	} else {
1166	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1167	}	1212	}
1168	} else {	1213	} else {
1169	aio_unlink $filename;	1214	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1171	}	1216	}
…		…
1262	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1263		1308
1264	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1265	}	1310	}
1266		1311
		1312	use File::Glob ();
		1313
1267	cf::player->attach (	1314	cf::player->attach (
1268	on_command => sub {	1315	on_command => sub {
1269	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1270		1317
1271	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1303		1350
1304	cf::override;	1351	cf::override;
1305	},	1352	},
1306	);	1353	);
1307		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1308	sub load_extensions {	1368	sub load_extensions {
1309	cf::sync_job {	1369	cf::sync_job {
1310	my %todo;	1370	my %todo;
1311		1371
1312	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1391
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1394
1335	$ext{source} =	1395	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1338	. $source	1398	. $source
1339	. "\n};\n1";	1399	. "\n};\n1";
1340		1400
1341	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1381		1441
1382	=back	1442	=back
1383		1443
1384	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1385		1445
1386	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1387		1447
1388	=cut	1448	=cut
1389		1449
1390	package cf::player;	1450	package cf::player;
1391		1451
…		…
1434		1494
1435	sub exists($) {	1495	sub exists($) {
1436	my ($login) = @_;	1496	my ($login) = @_;
1437		1497
1438	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1440	}	1500	}
1441		1501
1442	sub find($) {	1502	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1504	my $login = $_[0];
…		…
1519	my ($pl) = @_;	1579	my ($pl) = @_;
1520		1580
1521	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1522		1582
1523	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1585
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1587	$pl->deactivate;
1528	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1529	$pl->ob->check_score;	1589	$pl->ob->check_score;
…		…
1615	}	1675	}
1616		1676
1617	\@paths	1677	\@paths
1618	}	1678	}
1619		1679
1620	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1621		1681
1622	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1623
1624	=cut
1625
1626	use re 'eval';
1627
1628	my $group;
1629	my $interior; $interior = qr{
1630	# match a pod interior sequence sans C<< >>
1631	(?:
1632	\ (.*?)\ (?{ $group = $^N })
1633	| < (??{$interior}) >
1634	)
1635	}x;
1636
1637	sub expand_cfpod {
1638	my ($self, $pod) = @_;
1639
1640	my $xml;
1641
1642	while () {
1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644	$group = $1;
1645
1646	$group =~ s/&/&amp;/g;
1647	$group =~ s/</&lt;/g;
1648
1649	$xml .= $group;
1650	} elsif ($pod =~ m%\G
1651	([BCGHITU])
1652	<
1653	(?:
1654	([^<>]*) (?{ $group = $^N })
1655	| < $interior >
1656	)
1657	>
1658	%gcsx
1659	) {
1660	my ($code, $data) = ($1, $group);
1661
1662	if ($code eq "B") {
1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664	} elsif ($code eq "I") {
1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666	} elsif ($code eq "U") {
1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668	} elsif ($code eq "C") {
1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670	} elsif ($code eq "T") {
1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672	} elsif ($code eq "G") {
1673	my ($male, $female) = split /\|/, $data;
1674	$data = $self->gender ? $female : $male;
1675	$xml .= expand_cfpod ($self, $data);
1676	} elsif ($code eq "H") {
1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1679	"")
1680	[$self->{hintmode}];
1681	} else {
1682	$xml .= "error processing '$code($data)' directive";
1683	}
1684	} else {
1685	if ($pod =~ /\G(.+)/) {
1686	warn "parse error while expanding $pod (at $1)";
1687	}
1688	last;
1689	}
1690	}
1691
1692	for ($xml) {
1693	# create single paragraphs (very hackish)
1694	s/(?<=\S)\n(?=\w)/ /g;
1695
1696	# compress some whitespace
1697	s/\s+\n/\n/g; # ws line-ends
1698	s/\n\n+/\n/g; # double lines
1699	s/^\n+//; # beginning lines
1700	s/\n+$//; # ending lines
1701	}
1702
1703	$xml
1704	}
1705
1706	no re 'eval';
1707
1708	sub hintmode {
1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1710	$_[0]{hintmode}
1711	}
1712		1683
1713	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1714		1685
1715	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1716		1687
…		…
1929		1900
1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1931	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1932	}	1903	}
1933		1904
1934	# and all this just because we cannot iterate over
1935	# all maps in C++...
1936	sub change_all_map_light {
1937	my ($change) = @_;
1938
1939	$_->change_map_light ($change)
1940	for grep $_->outdoor, values %cf::MAP;
1941	}
1942
1943	sub decay_objects {	1905	sub decay_objects {
1944	my ($self) = @_;	1906	my ($self) = @_;
1945		1907
1946	return if $self->{deny_reset};	1908	return if $self->{deny_reset};
1947		1909
…		…
2029	sub find {	1991	sub find {
2030	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
2031		1993
2032	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
2033		1995
2034	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2035	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
2036		1998
2037	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2039	my $guard2 = cf::lock_acquire "map_find:$path";
2040
2041	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
2042	or return;	2001	or return;
2043		2002
2044	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
2045		2004
…		…
2057		2016
2058	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
2059	}	2018	}
2060	}	2019	}
2061		2020
2062	sub pre_load { }	2021	sub pre_load { }
2063	sub post_load { }	2022	#sub post_load { } # XS
2064		2023
2065	sub load {	2024	sub load {
2066	my ($self) = @_;	2025	my ($self) = @_;
2067		2026
2068	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2085	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
2086	$f->skip_block;	2045	$f->skip_block;
2087	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
2088	or return;	2047	or return;
2089		2048
2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
2091	if delete $self->{load_original};	2050	if delete $self->{load_original};
2092		2051
2093	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
2094	utf8::encode $uniq;	2053	utf8::encode $uniq;
2095	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
2113	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
2114	$self->decay_objects;	2073	$self->decay_objects;
2115	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
2116	$self->update_buttons;	2075	$self->update_buttons;
2117	cf::cede_to_tick;	2076	cf::cede_to_tick;
2118	$self->set_darkness_map;
2119	cf::cede_to_tick;
2120	$self->activate;	2077	$self->activate;
2121	}	2078	}
2122		2079
2123	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
2124	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
…		…
2290		2247
2291	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2292		2249
2293	return if $self->players;	2250	return if $self->players;
2294		2251
2295	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2296		2253
2297	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2298		2255
2299	# need to save uniques path	2256	# need to save uniques path
2300	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2391	: normalise $_	2348	: normalise $_
2392	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2393	]	2350	]
2394	}	2351	}
2395		2352
		2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
		2384
2396	=back	2385	=back
2397		2386
2398	=head3 cf::object	2387	=head3 cf::object
2399		2388
2400	=cut	2389	=cut
…		…
2465		2454
2466	our $SAY_CHANNEL = {	2455	our $SAY_CHANNEL = {
2467	id => "say",	2456	id => "say",
2468	title => "Map",	2457	title => "Map",
2469	reply => "say ",	2458	reply => "say ",
2470	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2471	};	2460	};
2472		2461
2473	our $CHAT_CHANNEL = {	2462	our $CHAT_CHANNEL = {
2474	id => "chat",	2463	id => "chat",
2475	title => "Chat",	2464	title => "Chat",
…		…
2530		2519
2531	=item $player_object->enter_link	2520	=item $player_object->enter_link
2532		2521
2533	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2534		2523
2535	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2536	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2537		2528
2538	Will never block.	2529	Will never block.
2539		2530
2540	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2541		2532
…		…
2593	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2594	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2595		2586
2596	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2597	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2598	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2599		2590
2600	$map->load;	2591	$map->load;
2601	$map->load_neighbours;	2592	$map->load_neighbours;
2602		2593
2603	return unless $self->contr->active;	2594	return unless $self->contr->active;
2604	$self->activate_recursive;
2605		2595
2606	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2607	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2608	}	2601	}
2609		2602
2610	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2611		2604
2612	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2613	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2614	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2615	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2616	be called at the end of this process.	2609	be called at the end of this process.
		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
2617		2613
2618	=cut	2614	=cut
2619		2615
2620	our $GOTOGEN;	2616	our $GOTOGEN;
2621		2617
…		…
2768	$self->contr->savebed ($map, $x, $y)	2764	$self->contr->savebed ($map, $x, $y)
2769	if $exit->flag (cf::FLAG_DAMNED);	2765	if $exit->flag (cf::FLAG_DAMNED);
2770		2766
2771	1	2767	1
2772	}) {	2768	}) {
2773	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2774	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2775	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2776	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2777		2773
2778	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2795	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2796	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2797		2793
2798	utf8::encode $text;	2794	utf8::encode $text;
2799	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2800	}	2821	}
2801		2822
2802	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2803		2824
2804	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2808		2829
2809	=cut	2830	=cut
2810		2831
2811	# non-persistent channels (usually the info channel)	2832	# non-persistent channels (usually the info channel)
2812	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2813	"c/identify" => {	2840	"c/identify" => {
2814	id => "infobox",	2841	id => "infobox",
2815	title => "Identify",	2842	title => "Identify",
2816	reply => undef,	2843	reply => undef,
2817	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
…		…
2819	"c/examine" => {	2846	"c/examine" => {
2820	id => "infobox",	2847	id => "infobox",
2821	title => "Examine",	2848	title => "Examine",
2822	reply => undef,	2849	reply => undef,
2823	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
2824	},	2857	},
2825	"c/book" => {	2858	"c/book" => {
2826	id => "infobox",	2859	id => "infobox",
2827	title => "Book",	2860	title => "Book",
2828	reply => undef,	2861	reply => undef,
…		…
2844	id => "infobox",	2877	id => "infobox",
2845	title => "Body Parts",	2878	title => "Body Parts",
2846	reply => undef,	2879	reply => undef,
2847	tooltip => "Shows which body parts you posess and are available",	2880	tooltip => "Shows which body parts you posess and are available",
2848	},	2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
2849	"c/uptime" => {	2918	"c/uptime" => {
2850	id => "infobox",	2919	id => "infobox",
2851	title => "Uptime",	2920	title => "Uptime",
2852	reply => undef,	2921	reply => undef,
2853	tooltip => "How long the server has been running since last restart",	2922	tooltip => "How long the server has been running since last restart",
…		…
2862	id => "party",	2931	id => "party",
2863	title => "Party",	2932	title => "Party",
2864	reply => "gsay ",	2933	reply => "gsay ",
2865	tooltip => "Messages and chat related to your party",	2934	tooltip => "Messages and chat related to your party",
2866	},	2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2867	);	2944	);
2868		2945
2869	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2870	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2871		2948
2872	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2873		2951
2874	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2875		2953
2876	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2877	if ($CHANNEL{$channel}) {	2955	if ($CHANNEL{$channel}) {
2878	$channel = $CHANNEL{$channel};	2956	$channel = $CHANNEL{$channel};
2879		2957
2880	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2881	if $self->can_msg;
2882
2883	$channel = $channel->{id};	2959	$channel = $channel->{id};
2884		2960
2885	} elsif (ref $channel) {	2961	} elsif (ref $channel) {
2886	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2887	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2888	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2889	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891	}	2966	}
2892		2967
2893	$channel = $channel->{id};	2968	$channel = $channel->{id};
2894	}	2969	}
2895		2970
2896	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2897		2972
2898	if ($self->can_msg) {
2899	# default colour, mask it out	2973	# default colour, mask it out
2900	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2902		2976
2903	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2904	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2905	} else {	2980	);
2906	if ($color >= 0) {
2907	# replace some tags by gcfclient-compatible ones
2908	for ($msg) {
2909	1 while
2910	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915	}
2916		2981
2917	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2918
2919	utf8::encode $msg;
2920
2921	if (0 && $msg =~ /\[/) {
2922	# COMMAND/INFO
2923	$self->send_packet ("drawextinfo $color 10 8 $msg")
2924	} else {
2925	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2926	$self->send_packet ("drawinfo $color $msg")
2927	}
2928	}
2929	}
2930	}	2983	}
2931		2984
2932	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2933		2986
2934	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2937		2990
2938	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2939	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2940		2993
2941	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2943	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2944	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946	}	2999	}
2947	}	3000	}
2948		3001
2949	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2950		3003
…		…
2954		3007
2955	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2956	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2957		3010
2958	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2961	#TODO: version 1, remove	3014	#TODO: version 1, remove
2962	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2964	}	3017	}
2965	}	3018	}
2966		3019
2967	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2968		3021
…		…
3095	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
3096		3149
3097	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
3098		3151
3099	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
3100	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
3101	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
3102	sort time	3155	sort time
3103	));	3156	));
3104		3157
3105	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
3109	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
3110		3163
3111	cf::object	3164	cf::object
3112	contr pay_amount pay_player map x y force_find force_add destroy	3165	contr pay_amount pay_player map x y force_find force_add destroy
3113	insert remove name archname title slaying race decrease split	3166	insert remove name archname title slaying race decrease split
		3167	value
3114		3168
3115	cf::object::player	3169	cf::object::player
3116	player	3170	player
3117		3171
3118	cf::player	3172	cf::player
…		…
3124	=cut	3178	=cut
3125		3179
3126	for (	3180	for (
3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3128	insert remove inv nrof name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
3129	decrease split destroy)],	3183	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
3133	) {	3187	) {
3134	no strict 'refs';	3188	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3154		3208
3155	my $qcode = $code;	3209	my $qcode = $code;
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
3158		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
3159	local $_;	3216	local $_;
3160	local @safe::cf::_safe_eval_args = values %vars;
3161		3217
3162	my $eval =	3218	my $eval =
3163	"do {\n"	3219	"do {\n"
3164	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3165	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
3166	. $code	3222	. $code
3167	. "\n}"	3223	. "\n}"
3168	;	3224	;
3169		3225
		3226	if ($CFG{safe_eval}) {
3170	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
3171	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3172	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
3173		3235
3174	if ($@) {	3236	if ($@) {
3175	warn "$@";	3237	warn "$@";
3176	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
3177	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3196	=cut	3258	=cut
3197		3259
3198	sub register_script_function {	3260	sub register_script_function {
3199	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
3200		3262
3201	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
3202	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
3203	}	3265	}
3204		3266
3205	=back	3267	=back
3206		3268
3207	=cut	3269	=cut
…		…
3228		3290
3229	$facedata->{version} == 2	3291	$facedata->{version} == 2
3230	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3231		3293
3232	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3233	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3234	type => FT_RSRC,	3297	type => FT_RSRC,
3235	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3236	};	3300	};
3237	cf::cede_to_tick;	3301	cf::cede_to_tick;
3238		3302
3239	{	3303	{
3240	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
…		…
3242	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244		3308
3245	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3246	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3248	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3249		3313
3250	cf::cede_to_tick;	3314	cf::cede_to_tick;
3251	}	3315	}
3252		3316
3253	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
…		…
3277		3341
3278	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3279	}	3343	}
3280		3344
3281	{	3345	{
3282	# TODO: for gcfclient pleasure, we should give resources
3283	# that gcfclient doesn't grok a >10000 face index.
3284	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3285		3347
3286	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
3287	if (defined $info->{type}) {	3349	if (defined $info->{type}) {
3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289	my $data;
3290		3351
3291	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3292	# prepend meta info
3293
3294	my $meta = $enc->encode ({
3295	name => $name,
3296	%{ $info->{meta} || {} },
3297	});
3298
3299	$data = pack "(w/a*)*", $meta, $info->{data};
3300	} else {
3301	$data = $info->{data};
3302	}
3303
3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305	cf::face::set_type $idx, $info->{type};	3353	cf::face::set_type $idx, $info->{type};
3306	} else {	3354	} else {
3307	$RESOURCE{$name} = $info;	3355	$RESOURCE{$name} = $info;
3308	}	3356	}
3309		3357
…		…
3392	reload_treasures;	3440	reload_treasures;
3393		3441
3394	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3395	}	3443	}
3396		3444
3397	sub init {
3398	my $guard = freeze_mainloop;
3399
3400	reload_resources;
3401	}
3402
3403	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3404	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3405	or return;	3449	or return;
3406		3450
3407	local $/;	3451	local $/;
3408	*CFG = YAML::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3409		3453
3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3411		3455
3412	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3413	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3417	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3418	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3419	};	3463	};
3420	warn $@ if $@;	3464	warn $@ if $@;
3421	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3422	}	3496	}
3423		3497
3424	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3425	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3426	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3427	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3428	(async {	3516	(async {
3429	$Coro::current->{desc} = "IDLE BUG HANDLER";	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
3430	EV::loop EV::LOOP_ONESHOT;	3518	EV::loop EV::LOOP_ONESHOT;
3431	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3432	};	3520	};
3433		3521
3434	{	3522	evthread_start IO::AIO::poll_fileno;
3435	my $guard = freeze_mainloop;	3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3436	reload_config;	3529	reload_config;
3437	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3438	load_extensions;	3541	load_extensions;
3439		3542
3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3543	utime time, time, $RUNTIMEFILE;
3441	evthread_start IO::AIO::poll_fileno;	3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
3442	}	3550	};
3443		3551
3444	EV::loop;	3552	main_loop;
3445	}	3553	}
3446		3554
3447	#############################################################################	3555	#############################################################################
3448	# initialisation and cleanup	3556	# initialisation and cleanup
3449		3557
…		…
3456	};	3564	};
3457	}	3565	}
3458	}	3566	}
3459		3567
3460	sub write_runtime_sync {	3568	sub write_runtime_sync {
3461	my $runtime = "$LOCALDIR/runtime";
3462
3463	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3464	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3465		3571
3466	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3467		3573
3468	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3469		3575
3470	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3471	or return;	3577	or return;
3472		3578
3473	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3474	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3475	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3485	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3486		3592
3487	close $fh	3593	close $fh
3488	or return;	3594	or return;
3489		3595
3490	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3491	and return;	3597	and return;
3492		3598
3493	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3494		3600
3495	1	3601	1
…		…
3507	my $uuid = "$LOCALDIR/uuid";	3613	my $uuid = "$LOCALDIR/uuid";
3508		3614
3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510	or return;	3616	or return;
3511		3617
3512	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3626	$uuid_skip = 0;
3514		3627
3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3516	and return;	3629	and return;
3517		3630
…		…
3539	}	3652	}
3540		3653
3541	sub emergency_save() {	3654	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3543		3656
3544	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3545		3658
3546	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3547	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3548	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3549	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3550	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3551	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3552	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3553	$pl->valid or next;	3671	$pl->valid or next;
3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3555	$pl->save;	3673	$pl->save;
3556	}	3674	}
3557	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3558		3676
3559	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3560	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3561	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3562	$map->valid or next;	3680	$map->valid or next;
3563	$map->save;	3681	$map->save;
3564	}	3682	}
3565	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3566		3684
3567	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3568	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3569	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
3570		3688
3571	warn "begin write uuid\n";	3689	warn "emergency_perl_save: begin write uuid\n";
3572	write_uuid_sync 1;	3690	write_uuid_sync 1;
3573	warn "end write uuid\n";	3691	warn "emergency_perl_save: end write uuid\n";
3574	};	3692	};
3575		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3576	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3577	}	3700	}
3578		3701
3579	sub post_cleanup {	3702	sub post_cleanup {
3580	my ($make_core) = @_;	3703	my ($make_core) = @_;
3581		3704
3582	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3583	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3584	}	3736	}
3585		3737
3586	sub do_reload_perl() {	3738	sub do_reload_perl() {
3587	# can/must only be called in main	3739	# can/must only be called in main
3588	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3589	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3590	return;	3742	return;
3591	}	3743	}
3592		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3593	warn "reloading...";	3750	warn "reloading...";
3594		3751
3595	warn "entering sync_job";	3752	warn "entering sync_job";
3596		3753
3597	cf::sync_job {	3754	cf::sync_job {
3598	cf::write_runtime_sync; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3599	cf::emergency_save;	3756	cf::emergency_save;
3600	cf::write_runtime_sync; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3601		3758
3602	warn "syncing database to disk";	3759	warn "syncing database to disk";
3603	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3604		3761
3605	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3606		3763
3607	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3608	for (;;) {
3609	BDB::flush;
3610	IO::AIO::flush;
3611	Coro::cede_notself;
3612	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3613	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3614	}
3615
3616	++$RELOAD;
3617
3618	warn "cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();
3621
3622	warn "removing commands";
3623	%COMMAND = ();
3624
3625	warn "removing ext/exti commands";
3626	%EXTCMD = ();
3627	%EXTICMD = ();
3628
3629	warn "unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";
3632
3633	if (my $cb = $pkg->can ("unload")) {
3634	eval {
3635	$cb->($pkg);
3636	1
3637	} or warn "$pkg unloaded, but with errors: $@";
3638	}	3767	}
3639		3768
3640	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3641	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3642	}	3771	%EXT_CORO = ();
3643		3772
3644	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3645	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3648	warn "... unloading $k";	3782	warn "... unloading $pkg";
3649	delete $INC{$k};
3650		3783
3651	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;
3653
3654	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3655	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3656	}	3793	}
3657		3794
3658	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3659	}	3810	}
3660		3811
3661	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3662	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		3815
3665	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		3819
3669	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3670	# and global variables created in xs	3821	# and global variables created in xs
3671	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3672		3823
3673	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3674		3825
3675	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3676	require cf;	3827	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3678		3829
3679	warn "loading config and database again";	3830	warn "loading config and database again";
3680	cf::reload_config;	3831	cf::reload_config;
3681		3832
3682	warn "loading extensions";	3833	warn "loading extensions";
3683	cf::load_extensions;	3834	cf::load_extensions;
3684		3835
		3836	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3688	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3691		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3692	warn "leaving sync_job";	3848	warn "leaving sync_job";
3693		3849
3694	1	3850	1
3695	} or do {	3851	} or do {
3696	warn $@;	3852	warn $@;
3697	cf::cleanup "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3698	};	3854	};
3699		3855
3700	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3701	};	3862	};
3702		3863
3703	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3704		3865
3705	sub reload_perl() {	3866	sub reload_perl() {
3706	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3707	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3708		3869
		3870	$RELOAD_WATCHER ||= cf::async {
		3871	Coro::AIO::aio_wait cache_extensions;
		3872
3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3710	do_reload_perl;	3874	do_reload_perl;
3711	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
		3876	};
3712	};	3877	};
3713	}	3878	}
3714		3879
3715	register_command "reload" => sub {	3880	register_command "reload" => sub {
3716	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
…		…
3730		3895
3731	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3732	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3733		3898
3734	sub wait_for_tick {	3899	sub wait_for_tick {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3901
3737	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3739	$signal->wait;	3904	$signal->wait;
3740	}	3905	}
3741		3906
3742	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3743	return if tick_inhibit || $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3744		3909
3745	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3746	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3747	$signal->wait;	3912	$signal->wait;
3748	}	3913	}
…		…
3753	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3754	return;	3919	return;
3755	}	3920	}
3756		3921
3757	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
		3923
		3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3758		3925
3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3760	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3761	Coro::async_pool {	3928	Coro::async_pool {
3762	$Coro::current->{desc} = "runtime saver";	3929	$Coro::current->{desc} = "runtime saver";
…		…
3787	{	3954	{
3788	# configure BDB	3955	# configure BDB
3789		3956
3790	BDB::min_parallel 8;	3957	BDB::min_parallel 8;
3791	BDB::max_poll_reqs $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3792	$Coro::BDB::WATCHER->priority (1);	3959	$AnyEvent::BDB::WATCHER->priority (1);
3793		3960
3794	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3795	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3797	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3800		3968
3801	cf::sync_job {	3969	cf::sync_job {
3802	eval {	3970	eval {
…		…
3828	{	3996	{
3829	# configure IO::AIO	3997	# configure IO::AIO
3830		3998
3831	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3832	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3833	$Coro::AIO::WATCHER->priority (1);	4001	undef $AnyEvent::AIO::WATCHER;
3834	}	4002	}
3835		4003
3836	my $_log_backtrace;	4004	my $_log_backtrace;
3837		4005
3838	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3841	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3842		4010
3843	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3844	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3845	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3846	async {	4015	async {
3847	$Coro::current->{desc} = "abt $msg";	4016	$Coro::current->{desc} = "abt $msg";
3848		4017
3849	my @bt = fork_call {	4018	my @bt = fork_call {
3850	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
…		…
3861	}	4030	}
3862		4031
3863	@funcs	4032	@funcs
3864	};	4033	};
3865		4034
3866	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4038	--$_log_backtrace;
3869	};	4039	};
3870	} else {	4040	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3873	}	4043	}
3874	}	4044	}
3875		4045
3876	# load additional modules	4046	# load additional modules
3877	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3878		4049
3879	END { cf::emergency_save }	4050	END { cf::emergency_save }
3880		4051
3881	1	4052	1
3882		4053

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