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Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC vs.
Revision 1.508 by root, Sun Mar 28 22:29:50 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 (©) 2006,2007,2008,2009,2010 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	$busy = 0;
426	Coro::schedule;	460	Coro::schedule;
427	}	461	}
428	}	462	}
429	};	463	};
430		464
431	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
432	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
433		469
434	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
435	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
436		473
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
722		759
723	#############################################################################	760	#############################################################################
724		761
725	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
726		763
727	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
728	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")
729	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
730		767
731	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>
732	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
…		…
782	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
783		820
784	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
786		823
787	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
789		826
790	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
791		828
792	=over 4	829	=over 4
…		…
1083		1120
1084	sub reattach {	1121	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1123	my ($obj) = @_;
1087		1124
		1125	# no longer needed after getting rid of delete_package?
1088	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
1089		1127
1090	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1091		1129
1092	@$registry = ();	1130	@$registry = ();
1093		1131
…		…
1139	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1142		1180
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	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	}
1147	close $fh;	1188	aio_close $fh;
1148		1189
1149	if (@$objs) {	1190	if (@$objs) {
1150	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) {
1151	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1154	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	}
1155	close $fh;	1199	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1201	}
1158	} else {	1202	} else {
1159	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1160	}	1204	}
1161		1205
1162	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1210	} else {
1164	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1165	}	1212	}
1166	} else {	1213	} else {
1167	aio_unlink $filename;	1214	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1169	}	1216	}
…		…
1260	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1261		1308
1262	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1263	}	1310	}
1264		1311
		1312	use File::Glob ();
		1313
1265	cf::player->attach (	1314	cf::player->attach (
1266	on_command => sub {	1315	on_command => sub {
1267	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1268		1317
1269	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1301		1350
1302	cf::override;	1351	cf::override;
1303	},	1352	},
1304	);	1353	);
1305		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
1306	sub load_extensions {	1368	sub load_extensions {
1307	cf::sync_job {	1369	cf::sync_job {
1308	my %todo;	1370	my %todo;
1309		1371
1310	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1329		1391
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1394
1333	$ext{source} =	1395	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1335	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1336	. $source	1398	. $source
1337	. "\n};\n1";	1399	. "\n};\n1";
1338		1400
1339	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1340	}	1402	}
1341		1403
		1404	my $pass = 0;
1342	my %done;	1405	my %done;
1343	while (%todo) {	1406	while (%todo) {
1344	my $progress;	1407	my $progress;
1345		1408
		1409	++$pass;
		1410
		1411	ext:
1346	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1414	next ext
1349	unless exists $done{$_};	1415	unless exists $done{$_};
1350	}	1416	}
1351		1417
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1419
1354	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1424
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1426	if exists $v->{meta}{mandatory};
1362		1427	} else {
1363	warn $msg;	1428	$done{$k} = delete $todo{$k};
		1429	push @EXTS, $v->{pkg};
		1430	$progress = 1;
		1431
		1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1364	}	1434	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1435	}
1370		1436
1371	skip:	1437	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1374	}	1445	}
1375	};	1446	};
1376	}	1447	}
1377		1448
1378	#############################################################################	1449	#############################################################################
1379		1450
1380	=back	1451	=back
1381		1452
1382	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1383		1454
1384	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1385		1456
1386	=cut	1457	=cut
1387		1458
1388	package cf::player;	1459	package cf::player;
1389		1460
…		…
1432		1503
1433	sub exists($) {	1504	sub exists($) {
1434	my ($login) = @_;	1505	my ($login) = @_;
1435		1506
1436	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1438	}	1509	}
1439		1510
1440	sub find($) {	1511	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1513	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1526	or return;
1456		1527
1457	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1458	or return;	1529	or return;
		1530
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1462	}	1534	}
1463	}	1535	}
…		…
1473		1545
1474	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1475		1547
1476	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1478		1552
1479	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1554	cf::cede_to_tick;
1481	}	1555	}
1482		1556
…		…
1514	my ($pl) = @_;	1588	my ($pl) = @_;
1515		1589
1516	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1517		1591
1518	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1594
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1525		1601
1526	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1642
1567	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1568	my $path = path $login;	1644	my $path = path $login;
1569		1645
1570	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1652	}
1576		1653
…		…
1607	}	1684	}
1608		1685
1609	\@paths	1686	\@paths
1610	}	1687	}
1611		1688
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1690
1614	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1692
1705	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1706		1694
1707	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1708		1696
…		…
1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782		1770
1783	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	1772	$self->_create_random_map (
1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1789	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1790	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1921		1909
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1924	}	1912	}
1925		1913
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}
1934
1935	sub decay_objects {	1914	sub decay_objects {
1936	my ($self) = @_;	1915	my ($self) = @_;
1937		1916
1938	return if $self->{deny_reset};	1917	return if $self->{deny_reset};
1939		1918
…		…
2021	sub find {	2000	sub find {
2022	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
2023		2002
2024	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
2025		2004
2026	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2007
2029	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
2034	or return;	2010	or return;
2035		2011
2036	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
2037		2013
…		…
2039	or return;	2015	or return;
2040		2016
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
2044	undef $guard1;	2021	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2022	$map->reset;
2047	return find $path;	2023	return find $path;
2048	}	2024	}
2049		2025
2050	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2051	}	2027	}
2052	}	2028	}
2053		2029
2054	sub pre_load { }	2030	sub pre_load { }
2055	sub post_load { }	2031	#sub post_load { } # XS
2056		2032
2057	sub load {	2033	sub load {
2058	my ($self) = @_;	2034	my ($self) = @_;
2059		2035
2060	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2054	$f->skip_block;
2079	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2080	or return;	2056	or return;
2081		2057
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2083	if delete $self->{load_original};	2059	if delete $self->{load_original};
2084		2060
2085	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2062	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2082	$self->decay_objects;
2107	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2108	$self->update_buttons;	2084	$self->update_buttons;
2109	cf::cede_to_tick;	2085	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2086	$self->activate;
2113	}	2087	}
2114		2088
2115	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
2117		2091
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2093	}
2120		2094
2121	$self->post_load;	2095	$self->post_load;
2122	}	2096	}
2123		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2101	sub customise_for {
2125	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
2126		2103
2127	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2105	if $self->per_player;
…		…
2181	my ($path, $origin, $load) = @_;	2158	my ($path, $origin, $load) = @_;
2182		2159
2183	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
2184		2161
2185	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2164	}
2188		2165
2189	$MAP_PREFETCH{$path} |= $load;	2166	$MAP_PREFETCH{$path} |= $load;
2190		2167
2191	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
…		…
2228	cf::async {	2205	cf::async {
2229	$Coro::current->{desc} = "map player save";	2206	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
2231	};	2208	};
2232		2209
		2210	cf::get_slot 0.02;
		2211
2233	if ($uniq) {	2212	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2215	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2216	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2245	$self->save;	2224	$self->save;
2246		2225
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2227
2249	return if $self->players;	2228	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
2251	return if $self->{deny_save};	2230	return if $self->{deny_save};
2252		2231
2253	$self->in_memory (cf::MAP_SWAPPED);	2232	$self->in_memory (cf::MAP_SWAPPED);
2254		2233
2255	$self->deactivate;	2234	$self->deactivate;
…		…
2280		2259
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282		2261
2283	return if $self->players;	2262	return if $self->players;
2284		2263
2285	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2286		2265
2287	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2288		2267
2289	# need to save uniques path	2268	# need to save uniques path
2290	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2381	: normalise $_	2360	: normalise $_
2382	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2383	]	2362	]
2384	}	2363	}
2385		2364
		2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
		2396
2386	=back	2397	=back
2387		2398
2388	=head3 cf::object	2399	=head3 cf::object
2389		2400
2390	=cut	2401	=cut
…		…
2451	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2452	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2453		2464
2454	=cut	2465	=cut
2455		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2456	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2457	# with dialog boxes.	2482	# with dialog boxes.
2458	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2459	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2460	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2471	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473		2498
2474	} else {	2499	} else {
2475	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2476	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477	}	2502	}
2478	}	2503	}
2479	}	2504	}
2480		2505
2481	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2506		2531
2507	=item $player_object->enter_link	2532	=item $player_object->enter_link
2508		2533
2509	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2510		2535
2511	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2512	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2513		2540
2514	Will never block.	2541	Will never block.
2515		2542
2516	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2517		2544
…		…
2569	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2570	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2571		2598
2572	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2573	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2574	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2575		2602
2576	$map->load;	2603	$map->load;
2577	$map->load_neighbours;	2604	$map->load_neighbours;
2578		2605
2579	return unless $self->contr->active;	2606	return unless $self->contr->active;
2580	$self->activate_recursive;
2581		2607
2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2584	}	2613	}
2585		2614
2586	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2587		2616
2588	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2589	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2590	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2591	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2592	be called at the end of this process.	2621	be called at the end of this process.
		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
2593		2625
2594	=cut	2626	=cut
2595		2627
2596	our $GOTOGEN;	2628	our $GOTOGEN;
2597		2629
…		…
2676	}	2708	}
2677		2709
2678	sub prepare_random_map {	2710	sub prepare_random_map {
2679	my ($exit) = @_;	2711	my ($exit) = @_;
2680		2712
2681	my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2684	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2685	# that depends on the exit object	2715	# that depends on the exit object
2686		2716
2687	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2689	if ($exit->map) {	2719	if ($exit->map) {
2690	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2691	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2692	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2693	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2694	}	2726	}
2695		2727
2696	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2697		2729
2698	my $data = cf::encode_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2700	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2701		2733
2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2704	undef $fh;	2736	undef $fh;
2705	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2706		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2707	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2708	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2709	}	2745	}
2710	}	2746	}
2711		2747
2712	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2713	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2714		2750
2715	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2716		2752
2717	if ($exit->slaying eq "/!") {
2718	#TODO: this should de-fi-ni-te-ly not be a sync-job
2719	# the problem is that $exit might not survive long enough
2720	# so it needs to be done right now, right here
2721	cf::sync_job { prepare_random_map $exit };
2722	}
2723
2724	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725	my $hp = $exit->stats->hp;
2726	my $sp = $exit->stats->sp;
2727
2728	$self->enter_link;	2753	$self->enter_link;
2729		2754
2730	# if exit is damned, update players death & WoR home-position
2731	$self->contr->savebed ($slaying, $hp, $sp)
2732	if $exit->flag (FLAG_DAMNED);
2733
2734	(async {	2755	(async {
2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2756	$Coro::current->{desc} = "enter_exit";
2736		2757
2737	$self->deactivate_recursive; # just to be sure
2738	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2739	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2740		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2741	1;	2779	1
2742	}) {	2780	}) {
2743	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2744	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2745	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2746	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2747		2785
2748	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2765	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2766	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2767		2805
2768	utf8::encode $text;	2806	utf8::encode $text;
2769	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2770	}	2833	}
2771		2834
2772	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2773		2836
2774	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2778		2841
2779	=cut	2842	=cut
2780		2843
2781	# non-persistent channels (usually the info channel)	2844	# non-persistent channels (usually the info channel)
2782	our %CHANNEL = (	2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
2783	"c/identify" => {	2852	"c/identify" => {
2784	id => "infobox",	2853	id => "infobox",
2785	title => "Identify",	2854	title => "Identify",
2786	reply => undef,	2855	reply => undef,
2787	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
…		…
2789	"c/examine" => {	2858	"c/examine" => {
2790	id => "infobox",	2859	id => "infobox",
2791	title => "Examine",	2860	title => "Examine",
2792	reply => undef,	2861	reply => undef,
2793	tooltip => "Signs and other items you examined",	2862	tooltip => "Signs and other items you examined",
		2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
2794	},	2869	},
2795	"c/book" => {	2870	"c/book" => {
2796	id => "infobox",	2871	id => "infobox",
2797	title => "Book",	2872	title => "Book",
2798	reply => undef,	2873	reply => undef,
…		…
2814	id => "infobox",	2889	id => "infobox",
2815	title => "Body Parts",	2890	title => "Body Parts",
2816	reply => undef,	2891	reply => undef,
2817	tooltip => "Shows which body parts you posess and are available",	2892	tooltip => "Shows which body parts you posess and are available",
2818	},	2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
2819	"c/uptime" => {	2930	"c/uptime" => {
2820	id => "infobox",	2931	id => "infobox",
2821	title => "Uptime",	2932	title => "Uptime",
2822	reply => undef,	2933	reply => undef,
2823	tooltip => "How long the server has been running since last restart",	2934	tooltip => "How long the server has been running since last restart",
…		…
2826	id => "infobox",	2937	id => "infobox",
2827	title => "Map Info",	2938	title => "Map Info",
2828	reply => undef,	2939	reply => undef,
2829	tooltip => "Information related to the maps",	2940	tooltip => "Information related to the maps",
2830	},	2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
2831	);	2956	);
2832		2957
2833	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2834	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2835		2960
2836	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2837		2963
2838	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2839		2965
2840	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2841	if ($CHANNEL{$channel}) {	2967	if ($CHANNEL{$channel}) {
2842	$channel = $CHANNEL{$channel};	2968	$channel = $CHANNEL{$channel};
2843		2969
2844	$self->ext_msg (channel_info => $channel)	2970	$self->ext_msg (channel_info => $channel);
2845	if $self->can_msg;
2846
2847	$channel = $channel->{id};	2971	$channel = $channel->{id};
2848		2972
2849	} elsif (ref $channel) {	2973	} elsif (ref $channel) {
2850	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2851	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2852	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2853	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2854	if $self->can_msg;
2855	}	2978	}
2856		2979
2857	$channel = $channel->{id};	2980	$channel = $channel->{id};
2858	}	2981	}
2859		2982
2860	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2861		2984
2862	if ($self->can_msg) {
2863	# default colour, mask it out	2985	# default colour, mask it out
2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2866		2988
2867	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869	} else {	2992	);
2870	if ($color >= 0) {
2871	# replace some tags by gcfclient-compatible ones
2872	for ($msg) {
2873	1 while
2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879	}
2880		2993
2881	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2882
2883	utf8::encode $msg;
2884
2885	if (0 && $msg =~ /\[/) {
2886	# COMMAND/INFO
2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2888	} else {
2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890	$self->send_packet ("drawinfo $color $msg")
2891	}
2892	}
2893	}
2894	}	2995	}
2895		2996
2896	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2897		2998
2898	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2901		3002
2902	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2903	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2904		3005
2905	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2908	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910	}	3011	}
2911	}	3012	}
2912		3013
2913	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2914		3015
…		…
2918		3019
2919	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2920	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2921		3022
2922	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2925	#TODO: version 1, remove	3026	#TODO: version 1, remove
2926	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928	}	3029	}
2929	}	3030	}
2930		3031
2931	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2932		3033
…		…
3059	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
3060		3161
3061	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
3062		3163
3063	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
3064	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
3065	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
3066	sort time	3167	sort time
3067	));	3168	));
3068		3169
3069	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
3072		3173
3073	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
3074		3175
3075	cf::object	3176	cf::object
3076	contr pay_amount pay_player map x y force_find force_add destroy	3177	contr pay_amount pay_player map x y force_find force_add destroy
3077	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
3078		3180
3079	cf::object::player	3181	cf::object::player
3080	player	3182	player
3081		3183
3082	cf::player	3184	cf::player
…		…
3087		3189
3088	=cut	3190	=cut
3089		3191
3090	for (	3192	for (
3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
3093	decrease_ob_nr destroy)],	3195	decrease split destroy change_exp value msg lore send_msg)],
3094	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
3095	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
3096	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
3097	) {	3199	) {
3098	no strict 'refs';	3200	no strict 'refs';
3099	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
3100	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3118		3220
3119	my $qcode = $code;	3221	my $qcode = $code;
3120	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3121	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
3122		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
3123	local $_;	3228	local $_;
3124	local @safe::cf::_safe_eval_args = values %vars;
3125		3229
3126	my $eval =	3230	my $eval =
3127	"do {\n"	3231	"do {\n"
3128	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3129	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
3130	. $code	3234	. $code
3131	. "\n}"	3235	. "\n}"
3132	;	3236	;
3133		3237
		3238	if ($CFG{safe_eval}) {
3134	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
3135	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3136	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
3137		3247
3138	if ($@) {	3248	if ($@) {
3139	warn "$@";	3249	warn "$@";
3140	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
3141	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3160	=cut	3270	=cut
3161		3271
3162	sub register_script_function {	3272	sub register_script_function {
3163	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
3164		3274
3165	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
3166	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
3167	}	3277	}
3168		3278
3169	=back	3279	=back
3170		3280
3171	=cut	3281	=cut
…		…
3192		3302
3193	$facedata->{version} == 2	3303	$facedata->{version} == 2
3194	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3195		3305
3196	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3197	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3198	type => FT_RSRC,	3309	type => FT_RSRC,
3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
3200	};	3312	};
3201	cf::cede_to_tick;	3313	cf::cede_to_tick;
3202		3314
3203	{	3315	{
3204	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
…		…
3206	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208		3320
3209	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3210	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3213		3325
3214	cf::cede_to_tick;	3326	cf::cede_to_tick;
3215	}	3327	}
3216		3328
3217	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
…		…
3241		3353
3242	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3243	}	3355	}
3244		3356
3245	{	3357	{
3246	# TODO: for gcfclient pleasure, we should give resources
3247	# that gcfclient doesn't grok a >10000 face index.
3248	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3249		3359
3250	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
3251	if (defined $info->{type}) {	3361	if (defined $info->{type}) {
3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3253	my $data;
3254		3363
3255	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3256	# prepend meta info
3257
3258	my $meta = $enc->encode ({
3259	name => $name,
3260	%{ $info->{meta} || {} },
3261	});
3262
3263	$data = pack "(w/a*)*", $meta, $info->{data};
3264	} else {
3265	$data = $info->{data};
3266	}
3267
3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269	cf::face::set_type $idx, $info->{type};	3365	cf::face::set_type $idx, $info->{type};
3270	} else {	3366	} else {
3271	$RESOURCE{$name} = $info;	3367	$RESOURCE{$name} = $info;
3272	}	3368	}
3273		3369
…		…
3306	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
3307	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
3308	}	3404	}
3309	};	3405	};
3310		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
		3416
3311	sub reload_regions {	3417	sub reload_regions {
3312	# HACK to clear player env face cache, we need some signal framework	3418	# HACK to clear player env face cache, we need some signal framework
3313	# for this (global event?)	3419	# for this (global event?)
3314	%ext::player_env::MUSIC_FACE_CACHE = ();	3420	%ext::player_env::MUSIC_FACE_CACHE = ();
3315		3421
…		…
3328	}	3434	}
3329		3435
3330	sub reload_archetypes {	3436	sub reload_archetypes {
3331	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
3333	#d# NEED to laod twice to resolve forward references
3334	# this really needs to be done in an extra post-pass
3335	# (which needs to be synchronous, so solve it differently)
3336	load_resource_file "$DATADIR/archetypes"
3337	or die "unable to load archetypes\n";
3338	}	3439	}
3339		3440
3340	sub reload_treasures {	3441	sub reload_treasures {
3341	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
3342	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
3343	}	3444	}
3344		3445
3345	sub reload_resources {	3446	sub reload_resources {
3346	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
3347		3448
		3449	reload_facedata;
		3450	reload_archetypes;
3348	reload_regions;	3451	reload_regions;
3349	reload_facedata;
3350	#reload_archetypes;#d#
3351	reload_archetypes;
3352	reload_treasures;	3452	reload_treasures;
3353		3453
3354	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3355	}	3455	}
3356		3456
3357	sub init {
3358	reload_resources;
3359	}
3360
3361	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3362	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3363	or return;	3461	or return;
3364		3462
3365	local $/;	3463	local $/;
3366	*CFG = YAML::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3367		3465
3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3369		3467
3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3375	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3376	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3377	};	3475	};
3378	warn $@ if $@;	3476	warn $@ if $@;
3379	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3380	}	3508	}
3381		3509
3382	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3383	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3528	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3530	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3390	};	3532	};
3391		3533
3392	reload_config;
3393	db_init;
3394	load_extensions;
3395
3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397	evthread_start IO::AIO::poll_fileno;	3534	evthread_start IO::AIO::poll_fileno;
3398	EV::loop;	3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
		3541	reload_config;
		3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
		3553	load_extensions;
		3554
		3555	utime time, time, $RUNTIMEFILE;
		3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
		3562	};
		3563
		3564	main_loop;
3399	}	3565	}
3400		3566
3401	#############################################################################	3567	#############################################################################
3402	# initialisation and cleanup	3568	# initialisation and cleanup
3403		3569
…		…
3410	};	3576	};
3411	}	3577	}
3412	}	3578	}
3413		3579
3414	sub write_runtime_sync {	3580	sub write_runtime_sync {
3415	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
3416		3582
3417	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
3418	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
3419		3585
3420	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421		3587
3422	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
3423		3589
3424	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3425	or return;	3591	or return;
3426		3592
3427	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
3428	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
3429	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
3439	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
3440		3606
3441	close $fh	3607	close $fh
3442	or return;	3608	or return;
3443		3609
3444	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445	and return;	3611	and return;
3446		3612
3447	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3448		3614
3449	1	3615	1
3450	}	3616	}
3451		3617
3452	our $uuid_lock;	3618	our $uuid_lock;
…		…
3461	my $uuid = "$LOCALDIR/uuid";	3627	my $uuid = "$LOCALDIR/uuid";
3462		3628
3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464	or return;	3630	or return;
3465		3631
3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
3467	$uuid_skip = 0;	3640	$uuid_skip = 0;
3468		3641
3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3470	and return;	3643	and return;
3471		3644
…		…
3493	}	3666	}
3494		3667
3495	sub emergency_save() {	3668	sub emergency_save() {
3496	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
3497		3670
3498	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
3499		3672
3500	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
3501	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
3502	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
3503	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
3504	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
3505	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
3506	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
3507	$pl->valid or next;	3685	$pl->valid or next;
3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509	$pl->save;	3687	$pl->save;
3510	}	3688	}
3511	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
3512		3690
3513	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
3514	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
3515	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
3516	$map->valid or next;	3694	$map->valid or next;
3517	$map->save;	3695	$map->save;
3518	}	3696	}
3519	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
3520		3698
3521	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
3522	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
3523	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
3524		3702
3525	warn "begin write uuid\n";	3703	warn "emergency_perl_save: begin write uuid\n";
3526	write_uuid_sync 1;	3704	write_uuid_sync 1;
3527	warn "end write uuid\n";	3705	warn "emergency_perl_save: end write uuid\n";
3528	};	3706	};
3529		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
3530	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
3531	}	3714	}
3532		3715
3533	sub post_cleanup {	3716	sub post_cleanup {
3534	my ($make_core) = @_;	3717	my ($make_core) = @_;
3535		3718
3536	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
3537	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
3538	}	3750	}
3539		3751
3540	sub do_reload_perl() {	3752	sub do_reload_perl() {
3541	# can/must only be called in main	3753	# can/must only be called in main
3542	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3543	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
3544	return;	3756	return;
3545	}	3757	}
3546		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
3547	warn "reloading...";	3764	warn "reloading...";
3548		3765
3549	warn "entering sync_job";	3766	warn "entering sync_job";
3550		3767
3551	cf::sync_job {	3768	cf::sync_job {
3552	cf::write_runtime_sync; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
3553	cf::emergency_save;	3770	cf::emergency_save;
3554	cf::write_runtime_sync; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
3555		3772
3556	warn "syncing database to disk";	3773	warn "syncing database to disk";
3557	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
3558		3775
3559	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
3560		3777
3561	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
3562	for (;;) {
3563	BDB::flush;
3564	IO::AIO::flush;
3565	Coro::cede_notself;
3566	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
3567	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3568	}
3569
3570	++$RELOAD;
3571
3572	warn "cancelling all extension coros";
3573	$_->cancel for values %EXT_CORO;
3574	%EXT_CORO = ();
3575
3576	warn "removing commands";
3577	%COMMAND = ();
3578
3579	warn "removing ext/exti commands";
3580	%EXTCMD = ();
3581	%EXTICMD = ();
3582
3583	warn "unloading/nuking all extensions";
3584	for my $pkg (@EXTS) {
3585	warn "... unloading $pkg";
3586
3587	if (my $cb = $pkg->can ("unload")) {
3588	eval {
3589	$cb->($pkg);
3590	1
3591	} or warn "$pkg unloaded, but with errors: $@";
3592	}	3781	}
3593		3782
3594	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
3595	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
3596	}	3785	%EXT_CORO = ();
3597		3786
3598	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
3599	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
3600	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
3602	warn "... unloading $k";	3796	warn "... unloading $pkg";
3603	delete $INC{$k};
3604		3797
3605	$k =~ s/\.pm$//;
3606	$k =~ s/\//::/g;
3607
3608	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
3609	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
3610	}	3807	}
3611		3808
3612	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
3613	}	3824	}
3614		3825
3615	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
3616	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
3617	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3618		3829
3619	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
3620	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
3621	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622		3833
3623	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
3624	# and global variables created in xs	3835	# and global variables created in xs
3625	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
3626		3837
3627	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
3628		3839
3629	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
3630	require cf;	3841	require cf;
3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
3632		3843
3633	warn "loading config and database again";	3844	warn "loading config and database again";
3634	cf::reload_config;	3845	cf::reload_config;
3635		3846
3636	warn "loading extensions";	3847	warn "loading extensions";
3637	cf::load_extensions;	3848	cf::load_extensions;
3638		3849
		3850	if ($REATTACH_ON_RELOAD) {
3639	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3640	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3641	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3642	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3643	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3644	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3645		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3646	warn "leaving sync_job";	3862	warn "leaving sync_job";
3647		3863
3648	1	3864	1
3649	} or do {	3865	} or do {
3650	warn $@;	3866	warn $@;
3651	cf::cleanup "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3652	};	3868	};
3653		3869
3654	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3655	};	3876	};
3656		3877
3657	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3658		3879
3659	sub reload_perl() {	3880	sub reload_perl() {
3660	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3661	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3662		3883
		3884	$RELOAD_WATCHER ||= cf::async {
		3885	Coro::AIO::aio_wait cache_extensions;
		3886
3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3664	do_reload_perl;	3888	do_reload_perl;
3665	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
		3890	};
3666	};	3891	};
3667	}	3892	}
3668		3893
3669	register_command "reload" => sub {	3894	register_command "reload" => sub {
3670	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
…		…
3684		3909
3685	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3686	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3687		3912
3688	sub wait_for_tick {	3913	sub wait_for_tick {
3689	return if tick_inhibit;
3690	return if $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3691		3915
3692	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3693	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3694	$signal->wait;	3918	$signal->wait;
3695	}	3919	}
3696		3920
3697	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3698	return if tick_inhibit;
3699	return if $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3700		3923
3701	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3702	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3703	$signal->wait;	3926	$signal->wait;
3704	}	3927	}
…		…
3709	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3710	return;	3933	return;
3711	}	3934	}
3712		3935
3713	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
		3937
		3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3714		3939
3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3717	Coro::async_pool {	3942	Coro::async_pool {
3718	$Coro::current->{desc} = "runtime saver";	3943	$Coro::current->{desc} = "runtime saver";
…		…
3741	}	3966	}
3742		3967
3743	{	3968	{
3744	# configure BDB	3969	# configure BDB
3745		3970
3746	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3747	BDB::max_poll_reqs $TICK * 0.1;	3972	BDB::max_poll_reqs $TICK * 0.1;
3748	$Coro::BDB::WATCHER->priority (1);	3973	$AnyEvent::BDB::WATCHER->priority (1);
3749		3974
3750	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3751	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753	| BDB::LOG_AUTOREMOVE, 1);	3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756		3982
3757	cf::sync_job {	3983	cf::sync_job {
3758	eval {	3984	eval {
…		…
3784	{	4010	{
3785	# configure IO::AIO	4011	# configure IO::AIO
3786		4012
3787	IO::AIO::min_parallel 8;	4013	IO::AIO::min_parallel 8;
3788	IO::AIO::max_poll_time $TICK * 0.1;	4014	IO::AIO::max_poll_time $TICK * 0.1;
3789	$Coro::AIO::WATCHER->priority (1);	4015	undef $AnyEvent::AIO::WATCHER;
3790	}	4016	}
3791		4017
3792	my $_log_backtrace;	4018	my $_log_backtrace;
3793		4019
3794	sub _log_backtrace {	4020	sub _log_backtrace {
…		…
3797	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3798		4024
3799	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3800	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3801	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3802	async {	4029	async {
3803	$Coro::current->{desc} = "abt $msg";	4030	$Coro::current->{desc} = "abt $msg";
3804		4031
3805	my @bt = fork_call {	4032	my @bt = fork_call {
3806	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
…		…
3817	}	4044	}
3818		4045
3819	@funcs	4046	@funcs
3820	};	4047	};
3821		4048
3822	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3824	--$_log_backtrace;	4052	--$_log_backtrace;
3825	};	4053	};
3826	} else {	4054	} else {
3827	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3828	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3829	}	4057	}
3830	}	4058	}
3831		4059
3832	# load additional modules	4060	# load additional modules
3833	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3834		4063
3835	END { cf::emergency_save }	4064	END { cf::emergency_save }
3836		4065
3837	1	4066	1
3838		4067

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