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Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.510 by root, Tue Apr 6 22:59:28 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} = $cb;
1263	}	1310	}
1264		1311
		1312	use File::Glob ();
		1313
1265	cf::player->attach (	1314	cf::player->attach (
1266	on_command => sub {	1315	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1268		1317
1269	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1270	or return;	1319	or return;
1271		1320
…		…
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}, $rmp->{difficulty_increase},
…		…
1909		1897
1910	# the temporary/swap location	1898	# the temporary/swap location
1911	sub save_path {	1899	sub save_path {
1912	my ($self) = @_;	1900	my ($self) = @_;
1913		1901
1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1916	}	1904	}
1917		1905
1918	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1919	sub uniq_path {	1907	sub uniq_path {
1920	my ($self) = @_;	1908	my ($self) = @_;
1921		1909
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1924	}
1925
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 $_->outdoor, values %cf::MAP;
1933	}	1912	}
1934		1913
1935	sub decay_objects {	1914	sub decay_objects {
1936	my ($self) = @_;	1915	my ($self) = @_;
1937		1916
…		…
2021	sub find {	2000	sub find {
2022	my ($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}) {
…		…
2373		2352
2374	sub unique_maps() {	2353	sub unique_maps() {
2375	[	2354	[
2376	map {	2355	map {
2377	utf8::decode $_;	2356	utf8::decode $_;
2378	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2379	? normalise $_	2360	: normalise $_
2380	: ()
2381	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2382	]	2362	]
2383	}	2363	}
2384		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
2385	=back	2397	=back
2386		2398
2387	=head3 cf::object	2399	=head3 cf::object
2388		2400
2389	=cut	2401	=cut
…		…
2392		2404
2393	=over 4	2405	=over 4
2394		2406
2395	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2396		2408
2397	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2398		2411
2399	=cut	2412	=cut
2400		2413
2401	sub inv_recursive_;	2414	sub inv_recursive_;
2402	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2407	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2408	}	2421	}
2409		2422
2410	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2411		2424
2412	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2413		2426
2414	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2415		2428
2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2417	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2449	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
2450	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2451		2464
2452	=cut	2465	=cut
2453		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
2454	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2455	# with dialog boxes.	2482	# with dialog boxes.
2456	#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
2457	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2458	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2469	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471		2498
2472	} else {	2499	} else {
2473	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2474	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475	}	2502	}
2476	}	2503	}
2477	}	2504	}
2478		2505
2479	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2504		2531
2505	=item $player_object->enter_link	2532	=item $player_object->enter_link
2506		2533
2507	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}>).
2508		2535
2509	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.
2510	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.
2511		2540
2512	Will never block.	2541	Will never block.
2513		2542
2514	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2515		2544
…		…
2567	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2568	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2569		2598
2570	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2571	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2572	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2573		2602
2574	$map->load;	2603	$map->load;
2575	$map->load_neighbours;	2604	$map->load_neighbours;
2576		2605
2577	return unless $self->contr->active;	2606	return unless $self->contr->active;
2578	$self->activate_recursive;
2579		2607
2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2582	}	2613	}
2583		2614
2584	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2585		2616
2586	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
2587	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2588	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
2589	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
2590	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 >>.
2591		2625
2592	=cut	2626	=cut
2593		2627
2594	our $GOTOGEN;	2628	our $GOTOGEN;
2595		2629
…		…
2674	}	2708	}
2675		2709
2676	sub prepare_random_map {	2710	sub prepare_random_map {
2677	my ($exit) = @_;	2711	my ($exit) = @_;
2678		2712
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2682	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2683	# that depends on the exit object	2715	# that depends on the exit object
2684		2716
2685	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2687	if ($exit->map) {	2719	if ($exit->map) {
2688	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2689	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2690	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2691	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2692	}	2726	}
2693		2727
2694	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2695		2729
2696	my $data = cf::encode_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2698	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2699		2733
2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2702	undef $fh;	2736	undef $fh;
2703	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2704		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2705	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2706	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2707	}	2745	}
2708	}	2746	}
2709		2747
2710	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2711	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2712		2750
2713	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2714		2752
2715	if ($exit->slaying eq "/!") {
2716	#TODO: this should de-fi-ni-te-ly not be a sync-job
2717	# the problem is that $exit might not survive long enough
2718	# so it needs to be done right now, right here
2719	cf::sync_job { prepare_random_map $exit };
2720	}
2721
2722	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723	my $hp = $exit->stats->hp;
2724	my $sp = $exit->stats->sp;
2725
2726	$self->enter_link;	2753	$self->enter_link;
2727		2754
2728	# if exit is damned, update players death & WoR home-position
2729	$self->contr->savebed ($slaying, $hp, $sp)
2730	if $exit->flag (FLAG_DAMNED);
2731
2732	(async {	2755	(async {
2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2756	$Coro::current->{desc} = "enter_exit";
2734		2757
2735	$self->deactivate_recursive; # just to be sure
2736	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
2737	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2738		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
2739	1;	2779	1
2740	}) {	2780	}) {
2741	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2742	. "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. "
2743	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2744	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2745		2785
2746	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2763	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2764	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2765		2805
2766	utf8::encode $text;	2806	utf8::encode $text;
2767	$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);
2768	}	2833	}
2769		2834
2770	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2771		2836
2772	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
…		…
2776		2841
2777	=cut	2842	=cut
2778		2843
2779	# non-persistent channels (usually the info channel)	2844	# non-persistent channels (usually the info channel)
2780	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	},
2781	"c/identify" => {	2852	"c/identify" => {
2782	id => "infobox",	2853	id => "infobox",
2783	title => "Identify",	2854	title => "Identify",
2784	reply => undef,	2855	reply => undef,
2785	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
…		…
2787	"c/examine" => {	2858	"c/examine" => {
2788	id => "infobox",	2859	id => "infobox",
2789	title => "Examine",	2860	title => "Examine",
2790	reply => undef,	2861	reply => undef,
2791	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",
2792	},	2869	},
2793	"c/book" => {	2870	"c/book" => {
2794	id => "infobox",	2871	id => "infobox",
2795	title => "Book",	2872	title => "Book",
2796	reply => undef,	2873	reply => undef,
…		…
2812	id => "infobox",	2889	id => "infobox",
2813	title => "Body Parts",	2890	title => "Body Parts",
2814	reply => undef,	2891	reply => undef,
2815	tooltip => "Shows which body parts you posess and are available",	2892	tooltip => "Shows which body parts you posess and are available",
2816	},	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	},
2817	"c/uptime" => {	2930	"c/uptime" => {
2818	id => "infobox",	2931	id => "infobox",
2819	title => "Uptime",	2932	title => "Uptime",
2820	reply => undef,	2933	reply => undef,
2821	tooltip => "How long the server has been running since last restart",	2934	tooltip => "How long the server has been running since last restart",
…		…
2824	id => "infobox",	2937	id => "infobox",
2825	title => "Map Info",	2938	title => "Map Info",
2826	reply => undef,	2939	reply => undef,
2827	tooltip => "Information related to the maps",	2940	tooltip => "Information related to the maps",
2828	},	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" => $CHAT_CHANNEL,
2829	);	2956	);
2830		2957
2831	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2832	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2833		2960
2834	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2835		2963
2836	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2837		2965
2838	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2839	if ($CHANNEL{$channel}) {	2967	if ($CHANNEL{$channel}) {
2840	$channel = $CHANNEL{$channel};	2968	$channel = $CHANNEL{$channel};
2841		2969
2842	$self->ext_msg (channel_info => $channel)	2970	$self->ext_msg (channel_info => $channel);
2843	if $self->can_msg;
2844
2845	$channel = $channel->{id};	2971	$channel = $channel->{id};
2846		2972
2847	} elsif (ref $channel) {	2973	} elsif (ref $channel) {
2848	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2849	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2850	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2851	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853	}	2978	}
2854		2979
2855	$channel = $channel->{id};	2980	$channel = $channel->{id};
2856	}	2981	}
2857		2982
2858	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2859		2984
2860	if ($self->can_msg) {
2861	# default colour, mask it out	2985	# default colour, mask it out
2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2864		2988
2865	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867	} else {	2992	);
2868	if ($color >= 0) {
2869	# replace some tags by gcfclient-compatible ones
2870	for ($msg) {
2871	1 while
2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877	}
2878		2993
2879	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2880
2881	utf8::encode $msg;
2882
2883	if (0 && $msg =~ /\[/) {
2884	# COMMAND/INFO
2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2886	} else {
2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888	$self->send_packet ("drawinfo $color $msg")
2889	}
2890	}
2891	}
2892	}	2995	}
2893		2996
2894	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2895		2998
2896	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2899		3002
2900	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2901	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2902		3005
2903	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2905	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2906	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2908	}	3011	}
2909	}	3012	}
2910		3013
2911	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2912		3015
…		…
2916		3019
2917	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2918	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2919		3022
2920	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2922	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2923	#TODO: version 1, remove	3026	#TODO: version 1, remove
2924	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2926	}	3029	}
2927	}	3030	}
2928		3031
2929	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2930		3033
…		…
3031		3134
3032	$coro	3135	$coro
3033	}	3136	}
3034		3137
3035	cf::client->attach (	3138	cf::client->attach (
3036	on_destroy => sub {	3139	on_client_destroy => sub {
3037	my ($ns) = @_;	3140	my ($ns) = @_;
3038		3141
3039	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3142	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3040	},	3143	},
3041	);	3144	);
…		…
3057	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
3058		3161
3059	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
3060		3163
3061	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
3062	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
3063	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
3064	sort time	3167	sort time
3065	));	3168	));
3066		3169
3067	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
3070		3173
3071	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
3072		3175
3073	cf::object	3176	cf::object
3074	contr pay_amount pay_player map x y force_find force_add destroy	3177	contr pay_amount pay_player map x y force_find force_add destroy
3075	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
3076		3180
3077	cf::object::player	3181	cf::object::player
3078	player	3182	player
3079		3183
3080	cf::player	3184	cf::player
…		…
3085		3189
3086	=cut	3190	=cut
3087		3191
3088	for (	3192	for (
3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
3091	decrease_ob_nr destroy)],	3195	decrease split destroy change_exp value msg lore send_msg)],
3092	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
3093	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
3094	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
3095	) {	3199	) {
3096	no strict 'refs';	3200	no strict 'refs';
3097	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
3098	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3116		3220
3117	my $qcode = $code;	3221	my $qcode = $code;
3118	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3119	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
3120		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
3121	local $_;	3228	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3229
3124	my $eval =	3230	my $eval =
3125	"do {\n"	3231	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3234	. $code
3129	. "\n}"	3235	. "\n}"
3130	;	3236	;
3131		3237
		3238	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
3135		3247
3136	if ($@) {	3248	if ($@) {
3137	warn "$@";	3249	warn "$@";
3138	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
3139	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3158	=cut	3270	=cut
3159		3271
3160	sub register_script_function {	3272	sub register_script_function {
3161	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
3162		3274
3163	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
3165	}	3277	}
3166		3278
3167	=back	3279	=back
3168		3280
3169	=cut	3281	=cut
…		…
3190		3302
3191	$facedata->{version} == 2	3303	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3305
3194	# 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]);
3195	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,	3309	type => FT_RSRC,
3197	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),
3198	};	3312	};
3199	cf::cede_to_tick;	3313	cf::cede_to_tick;
3200		3314
3201	{	3315	{
3202	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
…		…
3204	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3320
3207	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3211		3325
3212	cf::cede_to_tick;	3326	cf::cede_to_tick;
3213	}	3327	}
3214		3328
3215	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
…		…
3239		3353
3240	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3241	}	3355	}
3242		3356
3243	{	3357	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3247		3359
3248	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3361	if (defined $info->{type}) {
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3363
3253	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3365	cf::face::set_type $idx, $info->{type};
3268	} else {	3366	} else {
3269	$RESOURCE{$name} = $info;	3367	$RESOURCE{$name} = $info;
3270	}	3368	}
3271		3369
…		…
3304	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
3305	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
3306	}	3404	}
3307	};	3405	};
3308		3406
		3407	sub load_resource_file($) {
		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	$status
		3415	}
		3416
3309	sub reload_regions {	3417	sub reload_regions {
3310	# HACK to clear player env face cache, we need some signal framework	3418	# HACK to clear player env face cache, we need some signal framework
3311	# for this (global event?)	3419	# for this (global event?)
3312	%ext::player_env::MUSIC_FACE_CACHE = ();	3420	%ext::player_env::MUSIC_FACE_CACHE = ();
3313		3421
…		…
3326	}	3434	}
3327		3435
3328	sub reload_archetypes {	3436	sub reload_archetypes {
3329	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
3330	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
3331	#d# NEED to laod twice to resolve forward references
3332	# this really needs to be done in an extra post-pass
3333	# (which needs to be synchronous, so solve it differently)
3334	load_resource_file "$DATADIR/archetypes"
3335	or die "unable to load archetypes\n";
3336	}	3439	}
3337		3440
3338	sub reload_treasures {	3441	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
3341	}	3444	}
3342		3445
3343	sub reload_resources {	3446	sub reload_resources {
3344	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
3345		3448
		3449	reload_facedata;
		3450	reload_archetypes;
3346	reload_regions;	3451	reload_regions;
3347	reload_facedata;
3348	#reload_archetypes;#d#
3349	reload_archetypes;
3350	reload_treasures;	3452	reload_treasures;
3351		3453
3352	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3353	}	3455	}
3354		3456
3355	sub init {
3356	reload_resources;
3357	}
3358
3359	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3361	or return;	3461	or return;
3362		3462
3363	local $/;	3463	local $/;
3364	*CFG = YAML::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3365		3465
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3367		3467
3368	$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};
3369	$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};
…		…
3373	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3374	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3375	};	3475	};
3376	warn $@ if $@;	3476	warn $@ if $@;
3377	}	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;
3378	}	3508	}
3379		3509
3380	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
3381	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3382	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3383	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#
3384	(async {	3528	(async {
3385	$Coro::current->{desc} = "IDLE BUG HANDLER";	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
3386	EV::loop EV::LOOP_ONESHOT;	3530	EV::loop EV::LOOP_ONESHOT;
3387	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3388	};	3532	};
3389		3533
3390	reload_config;
3391	db_init;
3392	load_extensions;
3393
3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395	evthread_start IO::AIO::poll_fileno;	3534	evthread_start IO::AIO::poll_fileno;
3396	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_skills;
		3547
		3548	cf::init_beforeplay;
		3549
		3550	atomic;
		3551
		3552	load_extensions;
		3553
		3554	utime time, time, $RUNTIMEFILE;
		3555
		3556	# no (long-running) fork's whatsoever before this point(!)
		3557	use POSIX ();
		3558	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3559
		3560	(pop @POST_INIT)->(0) while @POST_INIT;
		3561	};
		3562
		3563	main_loop;
3397	}	3564	}
3398		3565
3399	#############################################################################	3566	#############################################################################
3400	# initialisation and cleanup	3567	# initialisation and cleanup
3401		3568
…		…
3408	};	3575	};
3409	}	3576	}
3410	}	3577	}
3411		3578
3412	sub write_runtime_sync {	3579	sub write_runtime_sync {
3413	my $runtime = "$LOCALDIR/runtime";	3580	my $t0 = EV::time;
3414		3581
3415	# first touch the runtime file to show we are still running:	3582	# first touch the runtime file to show we are still running:
3416	# the fsync below can take a very very long time.	3583	# the fsync below can take a very very long time.
3417		3584
3418	IO::AIO::aio_utime $runtime, undef, undef;	3585	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419		3586
3420	my $guard = cf::lock_acquire "write_runtime";	3587	my $guard = cf::lock_acquire "write_runtime";
3421		3588
3422	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3589	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3423	or return;	3590	or return;
3424		3591
3425	my $value = $cf::RUNTIME + 90 + 10;	3592	my $value = $cf::RUNTIME + 90 + 10;
3426	# 10 is the runtime save interval, for a monotonic clock	3593	# 10 is the runtime save interval, for a monotonic clock
3427	# 60 allows for the watchdog to kill the server.	3594	# 60 allows for the watchdog to kill the server.
…		…
3437	aio_utime $fh, undef, undef;	3604	aio_utime $fh, undef, undef;
3438		3605
3439	close $fh	3606	close $fh
3440	or return;	3607	or return;
3441		3608
3442	aio_rename "$runtime~", $runtime	3609	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443	and return;	3610	and return;
3444		3611
3445	warn "runtime file written.\n";	3612	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3446		3613
3447	1	3614	1
3448	}	3615	}
3449		3616
3450	our $uuid_lock;	3617	our $uuid_lock;
…		…
3459	my $uuid = "$LOCALDIR/uuid";	3626	my $uuid = "$LOCALDIR/uuid";
3460		3627
3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3628	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462	or return;	3629	or return;
3463		3630
3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3631	my $value = uuid_seq uuid_cur;
		3632
		3633	unless ($value) {
		3634	warn "cowardly refusing to write zero uuid value!\n";
		3635	return;
		3636	}
		3637
		3638	my $value = uuid_str $value + $uuid_skip;
3465	$uuid_skip = 0;	3639	$uuid_skip = 0;
3466		3640
3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3641	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3468	and return;	3642	and return;
3469		3643
…		…
3491	}	3665	}
3492		3666
3493	sub emergency_save() {	3667	sub emergency_save() {
3494	my $freeze_guard = cf::freeze_mainloop;	3668	my $freeze_guard = cf::freeze_mainloop;
3495		3669
3496	warn "enter emergency perl save\n";	3670	warn "emergency_perl_save: enter\n";
3497		3671
3498	cf::sync_job {	3672	cf::sync_job {
		3673	# this is a trade-off: we want to be very quick here, so
		3674	# save all maps without fsync, and later call a global sync
		3675	# (which in turn might be very very slow)
		3676	local $USE_FSYNC = 0;
		3677
3499	# use a peculiar iteration method to avoid tripping on perl	3678	# use a peculiar iteration method to avoid tripping on perl
3500	# refcount bugs in for. also avoids problems with players	3679	# refcount bugs in for. also avoids problems with players
3501	# and maps saved/destroyed asynchronously.	3680	# and maps saved/destroyed asynchronously.
3502	warn "begin emergency player save\n";	3681	warn "emergency_perl_save: begin player save\n";
3503	for my $login (keys %cf::PLAYER) {	3682	for my $login (keys %cf::PLAYER) {
3504	my $pl = $cf::PLAYER{$login} or next;	3683	my $pl = $cf::PLAYER{$login} or next;
3505	$pl->valid or next;	3684	$pl->valid or next;
3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3685	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507	$pl->save;	3686	$pl->save;
3508	}	3687	}
3509	warn "end emergency player save\n";	3688	warn "emergency_perl_save: end player save\n";
3510		3689
3511	warn "begin emergency map save\n";	3690	warn "emergency_perl_save: begin map save\n";
3512	for my $path (keys %cf::MAP) {	3691	for my $path (keys %cf::MAP) {
3513	my $map = $cf::MAP{$path} or next;	3692	my $map = $cf::MAP{$path} or next;
3514	$map->valid or next;	3693	$map->valid or next;
3515	$map->save;	3694	$map->save;
3516	}	3695	}
3517	warn "end emergency map save\n";	3696	warn "emergency_perl_save: end map save\n";
3518		3697
3519	warn "begin emergency database checkpoint\n";	3698	warn "emergency_perl_save: begin database checkpoint\n";
3520	BDB::db_env_txn_checkpoint $DB_ENV;	3699	BDB::db_env_txn_checkpoint $DB_ENV;
3521	warn "end emergency database checkpoint\n";	3700	warn "emergency_perl_save: end database checkpoint\n";
3522		3701
3523	warn "begin write uuid\n";	3702	warn "emergency_perl_save: begin write uuid\n";
3524	write_uuid_sync 1;	3703	write_uuid_sync 1;
3525	warn "end write uuid\n";	3704	warn "emergency_perl_save: end write uuid\n";
3526	};	3705	};
3527		3706
		3707	warn "emergency_perl_save: starting sync()\n";
		3708	IO::AIO::aio_sync sub {
		3709	warn "emergency_perl_save: finished sync()\n";
		3710	};
		3711
3528	warn "leave emergency perl save\n";	3712	warn "emergency_perl_save: leave\n";
3529	}	3713	}
3530		3714
3531	sub post_cleanup {	3715	sub post_cleanup {
3532	my ($make_core) = @_;	3716	my ($make_core) = @_;
3533		3717
3534	warn Carp::longmess "post_cleanup backtrace"	3718	warn Carp::longmess "post_cleanup backtrace"
3535	if $make_core;	3719	if $make_core;
		3720
		3721	my $fh = pidfile;
		3722	unlink $PIDFILE if <$fh> == $$;
		3723	}
		3724
		3725	# a safer delete_package, copied from Symbol
		3726	sub clear_package($) {
		3727	my $pkg = shift;
		3728
		3729	# expand to full symbol table name if needed
		3730	unless ($pkg =~ /^main::.*::$/) {
		3731	$pkg = "main$pkg" if $pkg =~ /^::/;
		3732	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3733	$pkg .= '::' unless $pkg =~ /::$/;
		3734	}
		3735
		3736	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3737	my $stem_symtab = *{$stem}{HASH};
		3738
		3739	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3740	or return;
		3741
		3742	# clear all symbols
		3743	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3744	for my $name (keys %$leaf_symtab) {
		3745	_gv_clear *{"$pkg$name"};
		3746	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3747	}
		3748	warn "cleared package $pkg\n";#d#
3536	}	3749	}
3537		3750
3538	sub do_reload_perl() {	3751	sub do_reload_perl() {
3539	# can/must only be called in main	3752	# can/must only be called in main
3540	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3541	warn "can only reload from main coroutine";	3754	warn "can only reload from main coroutine";
3542	return;	3755	return;
3543	}	3756	}
3544		3757
		3758	return if $RELOAD++;
		3759
		3760	my $t1 = EV::time;
		3761
		3762	while ($RELOAD) {
3545	warn "reloading...";	3763	warn "reloading...";
3546		3764
3547	warn "entering sync_job";	3765	warn "entering sync_job";
3548		3766
3549	cf::sync_job {	3767	cf::sync_job {
3550	cf::write_runtime_sync; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3551	cf::emergency_save;	3769	cf::emergency_save;
3552	cf::write_runtime_sync; # external watchdog should not bark	3770	cf::write_runtime_sync; # external watchdog should not bark
3553		3771
3554	warn "syncing database to disk";	3772	warn "syncing database to disk";
3555	BDB::db_env_txn_checkpoint $DB_ENV;	3773	BDB::db_env_txn_checkpoint $DB_ENV;
3556		3774
3557	# if anything goes wrong in here, we should simply crash as we already saved	3775	# if anything goes wrong in here, we should simply crash as we already saved
3558		3776
3559	warn "flushing outstanding aio requests";	3777	warn "flushing outstanding aio requests";
3560	for (;;) {
3561	BDB::flush;
3562	IO::AIO::flush;
3563	Coro::cede_notself;
3564	last unless IO::AIO::nreqs || BDB::nreqs;	3778	while (IO::AIO::nreqs || BDB::nreqs) {
3565	warn "iterate...";	3779	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3566	}
3567
3568	++$RELOAD;
3569
3570	warn "cancelling all extension coros";
3571	$_->cancel for values %EXT_CORO;
3572	%EXT_CORO = ();
3573
3574	warn "removing commands";
3575	%COMMAND = ();
3576
3577	warn "removing ext/exti commands";
3578	%EXTCMD = ();
3579	%EXTICMD = ();
3580
3581	warn "unloading/nuking all extensions";
3582	for my $pkg (@EXTS) {
3583	warn "... unloading $pkg";
3584
3585	if (my $cb = $pkg->can ("unload")) {
3586	eval {
3587	$cb->($pkg);
3588	1
3589	} or warn "$pkg unloaded, but with errors: $@";
3590	}	3780	}
3591		3781
3592	warn "... nuking $pkg";	3782	warn "cancelling all extension coros";
3593	Symbol::delete_package $pkg;	3783	$_->cancel for values %EXT_CORO;
3594	}	3784	%EXT_CORO = ();
3595		3785
3596	warn "unloading all perl modules loaded from $LIBDIR";	3786	warn "removing commands";
3597	while (my ($k, $v) = each %INC) {	3787	%COMMAND = ();
3598	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599		3788
		3789	warn "removing ext/exti commands";
		3790	%EXTCMD = ();
		3791	%EXTICMD = ();
		3792
		3793	warn "unloading/nuking all extensions";
		3794	for my $pkg (@EXTS) {
3600	warn "... unloading $k";	3795	warn "... unloading $pkg";
3601	delete $INC{$k};
3602		3796
3603	$k =~ s/\.pm$//;
3604	$k =~ s/\//::/g;
3605
3606	if (my $cb = $k->can ("unload_module")) {	3797	if (my $cb = $pkg->can ("unload")) {
		3798	eval {
3607	$cb->();	3799	$cb->($pkg);
		3800	1
		3801	} or warn "$pkg unloaded, but with errors: $@";
		3802	}
		3803
		3804	warn "... clearing $pkg";
		3805	clear_package $pkg;
3608	}	3806	}
3609		3807
3610	Symbol::delete_package $k;	3808	warn "unloading all perl modules loaded from $LIBDIR";
		3809	while (my ($k, $v) = each %INC) {
		3810	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3811
		3812	warn "... unloading $k";
		3813	delete $INC{$k};
		3814
		3815	$k =~ s/\.pm$//;
		3816	$k =~ s/\//::/g;
		3817
		3818	if (my $cb = $k->can ("unload_module")) {
		3819	$cb->();
		3820	}
		3821
		3822	clear_package $k;
3611	}	3823	}
3612		3824
3613	warn "getting rid of safe::, as good as possible";	3825	warn "getting rid of safe::, as good as possible";
3614	Symbol::delete_package "safe::$_"	3826	clear_package "safe::$_"
3615	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3827	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616		3828
3617	warn "unloading cf.pm \"a bit\"";	3829	warn "unloading cf.pm \"a bit\"";
3618	delete $INC{"cf.pm"};	3830	delete $INC{"cf.pm"};
3619	delete $INC{"cf/pod.pm"};	3831	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620		3832
3621	# don't, removes xs symbols, too,	3833	# don't, removes xs symbols, too,
3622	# and global variables created in xs	3834	# and global variables created in xs
3623	#Symbol::delete_package __PACKAGE__;	3835	#clear_package __PACKAGE__;
3624		3836
3625	warn "unload completed, starting to reload now";	3837	warn "unload completed, starting to reload now";
3626		3838
3627	warn "reloading cf.pm";	3839	warn "reloading cf.pm";
3628	require cf;	3840	require cf;
3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3841	cf::_connect_to_perl_1;
3630		3842
3631	warn "loading config and database again";	3843	warn "loading config and database again";
3632	cf::reload_config;	3844	cf::reload_config;
3633		3845
3634	warn "loading extensions";	3846	warn "loading extensions";
3635	cf::load_extensions;	3847	cf::load_extensions;
3636		3848
		3849	if ($REATTACH_ON_RELOAD) {
3637	warn "reattaching attachments to objects/players";	3850	warn "reattaching attachments to objects/players";
3638	_global_reattach; # objects, sockets	3851	_global_reattach; # objects, sockets
3639	warn "reattaching attachments to maps";	3852	warn "reattaching attachments to maps";
3640	reattach $_ for values %MAP;	3853	reattach $_ for values %MAP;
3641	warn "reattaching attachments to players";	3854	warn "reattaching attachments to players";
3642	reattach $_ for values %PLAYER;	3855	reattach $_ for values %PLAYER;
		3856	}
3643		3857
		3858	warn "running post_init jobs";
		3859	(pop @POST_INIT)->(1) while @POST_INIT;
		3860
3644	warn "leaving sync_job";	3861	warn "leaving sync_job";
3645		3862
3646	1	3863	1
3647	} or do {	3864	} or do {
3648	warn $@;	3865	warn $@;
3649	cf::cleanup "error while reloading, exiting.";	3866	cf::cleanup "error while reloading, exiting.";
3650	};	3867	};
3651		3868
3652	warn "reloaded";	3869	warn "reloaded";
		3870	--$RELOAD;
		3871	}
		3872
		3873	$t1 = EV::time - $t1;
		3874	warn "reload completed in ${t1}s\n";
3653	};	3875	};
3654		3876
3655	our $RELOAD_WATCHER; # used only during reload	3877	our $RELOAD_WATCHER; # used only during reload
3656		3878
3657	sub reload_perl() {	3879	sub reload_perl() {
3658	# doing reload synchronously and two reloads happen back-to-back,	3880	# doing reload synchronously and two reloads happen back-to-back,
3659	# coro crashes during coro_state_free->destroy here.	3881	# coro crashes during coro_state_free->destroy here.
3660		3882
		3883	$RELOAD_WATCHER ||= cf::async {
		3884	Coro::AIO::aio_wait cache_extensions;
		3885
3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3886	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3662	do_reload_perl;	3887	do_reload_perl;
3663	undef $RELOAD_WATCHER;	3888	undef $RELOAD_WATCHER;
		3889	};
3664	};	3890	};
3665	}	3891	}
3666		3892
3667	register_command "reload" => sub {	3893	register_command "reload" => sub {
3668	my ($who, $arg) = @_;	3894	my ($who, $arg) = @_;
…		…
3682		3908
3683	our @WAIT_FOR_TICK;	3909	our @WAIT_FOR_TICK;
3684	our @WAIT_FOR_TICK_BEGIN;	3910	our @WAIT_FOR_TICK_BEGIN;
3685		3911
3686	sub wait_for_tick {	3912	sub wait_for_tick {
3687	return if tick_inhibit;
3688	return if $Coro::current == $Coro::main;	3913	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3689		3914
3690	my $signal = new Coro::Signal;	3915	my $signal = new Coro::Signal;
3691	push @WAIT_FOR_TICK, $signal;	3916	push @WAIT_FOR_TICK, $signal;
3692	$signal->wait;	3917	$signal->wait;
3693	}	3918	}
3694		3919
3695	sub wait_for_tick_begin {	3920	sub wait_for_tick_begin {
3696	return if tick_inhibit;
3697	return if $Coro::current == $Coro::main;	3921	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3698		3922
3699	my $signal = new Coro::Signal;	3923	my $signal = new Coro::Signal;
3700	push @WAIT_FOR_TICK_BEGIN, $signal;	3924	push @WAIT_FOR_TICK_BEGIN, $signal;
3701	$signal->wait;	3925	$signal->wait;
3702	}	3926	}
…		…
3707	unless ++$bug_warning > 10;	3931	unless ++$bug_warning > 10;
3708	return;	3932	return;
3709	}	3933	}
3710		3934
3711	cf::server_tick; # one server iteration	3935	cf::server_tick; # one server iteration
		3936
		3937	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3712		3938
3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3939	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3940	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3715	Coro::async_pool {	3941	Coro::async_pool {
3716	$Coro::current->{desc} = "runtime saver";	3942	$Coro::current->{desc} = "runtime saver";
…		…
3739	}	3965	}
3740		3966
3741	{	3967	{
3742	# configure BDB	3968	# configure BDB
3743		3969
3744	BDB::min_parallel 8;	3970	BDB::min_parallel 16;
3745	BDB::max_poll_reqs $TICK * 0.1;	3971	BDB::max_poll_reqs $TICK * 0.1;
3746	$Coro::BDB::WATCHER->priority (1);	3972	$AnyEvent::BDB::WATCHER->priority (1);
3747		3973
3748	unless ($DB_ENV) {	3974	unless ($DB_ENV) {
3749	$DB_ENV = BDB::db_env_create;	3975	$DB_ENV = BDB::db_env_create;
3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3976	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751	| BDB::LOG_AUTOREMOVE, 1);	3977	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3978	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3979	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754		3981
3755	cf::sync_job {	3982	cf::sync_job {
3756	eval {	3983	eval {
…		…
3782	{	4009	{
3783	# configure IO::AIO	4010	# configure IO::AIO
3784		4011
3785	IO::AIO::min_parallel 8;	4012	IO::AIO::min_parallel 8;
3786	IO::AIO::max_poll_time $TICK * 0.1;	4013	IO::AIO::max_poll_time $TICK * 0.1;
3787	$Coro::AIO::WATCHER->priority (1);	4014	undef $AnyEvent::AIO::WATCHER;
3788	}	4015	}
3789		4016
3790	my $_log_backtrace;	4017	my $_log_backtrace;
3791		4018
3792	sub _log_backtrace {	4019	sub _log_backtrace {
…		…
3795	$msg =~ s/\n//;	4022	$msg =~ s/\n//;
3796		4023
3797	# limit the # of concurrent backtraces	4024	# limit the # of concurrent backtraces
3798	if ($_log_backtrace < 2) {	4025	if ($_log_backtrace < 2) {
3799	++$_log_backtrace;	4026	++$_log_backtrace;
		4027	my $perl_bt = Carp::longmess $msg;
3800	async {	4028	async {
3801	$Coro::current->{desc} = "abt $msg";	4029	$Coro::current->{desc} = "abt $msg";
3802		4030
3803	my @bt = fork_call {	4031	my @bt = fork_call {
3804	@addr = map { sprintf "%x", $_ } @addr;	4032	@addr = map { sprintf "%x", $_ } @addr;
…		…
3815	}	4043	}
3816		4044
3817	@funcs	4045	@funcs
3818	};	4046	};
3819		4047
3820	LOG llevInfo, "[ABT] $msg\n";	4048	LOG llevInfo, "[ABT] $perl_bt\n";
		4049	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821	LOG llevInfo, "[ABT] $_\n" for @bt;	4050	LOG llevInfo, "[ABT] $_\n" for @bt;
3822	--$_log_backtrace;	4051	--$_log_backtrace;
3823	};	4052	};
3824	} else {	4053	} else {
3825	LOG llevInfo, "[ABT] $msg\n";	4054	LOG llevInfo, "[ABT] $msg\n";
3826	LOG llevInfo, "[ABT] [suppressed]\n";	4055	LOG llevInfo, "[ABT] [suppressed]\n";
3827	}	4056	}
3828	}	4057	}
3829		4058
3830	# load additional modules	4059	# load additional modules
3831	use cf::pod;	4060	require "cf/$_.pm" for @EXTRA_MODULES;
		4061	cf::_connect_to_perl_2;
3832		4062
3833	END { cf::emergency_save }	4063	END { cf::emergency_save }
3834		4064
3835	1	4065	1
3836		4066

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