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Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC vs.
Revision 1.538 by root, Tue May 4 21:45:43 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; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
93		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	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	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	238	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.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		240
194	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
195		242
196	This array contains the results of the last C<invoke ()> call. When	243	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	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	245	that call.
199		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
200	=back	253	=back
201		254
202	=cut	255	=cut
203		256
204	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	264	my $msg = join "", @_;
207		265
208	$msg .= "\n"	266	$msg .= "\n"
209	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
210		268
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		270
213	LOG llevError, $msg;	271	LOG llevWarn, $msg;
214	};	272	};
215	}
216		273
217	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	275	return unless $^S eq 0; # "eq", not "=="
219		276
220	if ($Coro::current == $Coro::main) {#d#	277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	280	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	281	return;#d#
223	}#d#	282	}#d#
224		283
225	# kill coroutine otherwise	284	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	285	Coro::terminate
228	};	286	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		287
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	298	for my $pkg (qw(
243	cf::global cf::attachable	299	cf::global cf::attachable
244	cf::object cf::object::player	300	cf::object cf::object::player
245	cf::client cf::player	301	cf::client cf::player
246	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
247	cf::map cf::party cf::region	304	cf::party cf::region
248	)) {	305	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	307	}
252		308
253	$EV::DIED = sub {	309	$EV::DIED = sub {
254	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
255	};	311	};
256		312
257	#############################################################################	313	#############################################################################
258		314
259	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		353
298	sub encode_json($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
300		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
		370
301	=item cf::lock_wait $string	371	=item cf::lock_wait $string
302		372
303	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
304		374
305	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
306		376
307	Wait until the given lock is available and then acquires it and returns	377	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,	378	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	379	for example when the coroutine gets canceled), the lock is automatically
310	returned.	380	returned.
311		381
312	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	383	deadlocked coro.
…		…
319		389
320	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
321		391
322	=cut	392	=cut
323		393
324	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		395
327	sub lock_wait($) {	396	sub lock_wait($) {
328	my ($key) = @_;	397	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	398	}
341		399
342	sub lock_acquire($) {	400	sub lock_acquire($) {
343	my ($key) = @_;	401	$LOCKS->guard ($_[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	}	402	}
357		403
358	sub lock_active($) {	404	sub lock_active($) {
359	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	406	}
363		407
364	sub freeze_mainloop {	408	sub freeze_mainloop {
365	tick_inhibit_inc;	409	tick_inhibit_inc;
366		410
367	Coro::guard \&tick_inhibit_dec;	411	&Guard::guard (\&tick_inhibit_dec);
368	}	412	}
369		413
370	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
371		415
372	Like EV::periodic, but randomly selects a starting point so that the actions	416	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	417	get spread over time.
374		418
375	=cut	419	=cut
376		420
377	sub periodic($$) {	421	sub periodic($$) {
378	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
395		439
396	=cut	440	=cut
397		441
398	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
400		445
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
404		449
405	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
406		452
407	while () {	453	while () {
408	next_job:	454	next_job:
		455
409	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	457
411	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	462	$job->[2]->send;
415	Coro::cede;	463	Coro::cede;
416	goto next_job;	464	goto next_job;
417	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	467	}
419	}	468	}
420		469
421	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	473	$signal->wait;
425	} else {	474	} else {
		475	$busy = 0;
426	Coro::schedule;	476	Coro::schedule;
427	}	477	}
428	}	478	}
429	};	479	};
430		480
431	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
432	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
433		485
434	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
435	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
436		489
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
465	=cut	518	=cut
466		519
467	sub sync_job(&) {	520	sub sync_job(&) {
468	my ($job) = @_;	521	my ($job) = @_;
469		522
470	if ($Coro::current == $Coro::main) {	523	if (in_main) {
471	my $time = EV::time;	524	my $time = AE::time;
472		525
473	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
475		528
476	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
477		530
478	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
479		532
480	my $busy = 1;	533	my $busy = 1;
481	my @res;	534	my @res;
482		535
483	(async {	536	(async {
484	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	538	@res = eval { $job->() };
486	warn $@ if $@;	539	error $@ if $@;
487	undef $busy;	540	undef $busy;
488	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
489		542
490	while ($busy) {	543	while ($busy) {
491	if (Coro::nready) {	544	if (Coro::nready) {
…		…
493	} else {	546	} else {
494	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
495	}	548	}
496	}	549	}
497		550
498	my $time = EV::time - $time;	551	my $time = AE::time - $time;
499		552
500	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
501		554
502	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
503	} else {	556	} else {
…		…
547	reset_signals;	600	reset_signals;
548	&$cb	601	&$cb
549	}, @args;	602	}, @args;
550		603
551	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
552	}	616	}
553		617
554	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
555		619
556	=cut	620	=cut
…		…
593	within each server.	657	within each server.
594		658
595	=cut	659	=cut
596		660
597	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
598	my ($name) = @_;	665	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
600		667
601	eval {	668	eval {
602	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
612	}	679	}
613		680
614	our $DB;	681	our $DB;
615		682
616	sub db_init {	683	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	684	$DB ||= db_table "db";
619	};
620	}	685	}
621		686
622	sub db_get($$) {	687	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
624		689
625	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
626	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
627		694
628	$! ? ()	695	$! ? ()
629	: $data	696	: $data
630	}
631	}	697	}
632		698
633	sub db_put($$$) {	699	sub db_put($$$) {
634	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		757
692	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	759	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
695		761
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		763
698	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
701		767
…		…
711		777
712	=cut	778	=cut
713		779
714	sub datalog($@) {	780	sub datalog($@) {
715	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	783	}
718		784
719	=back	785	=back
720		786
721	=cut	787	=cut
722		788
723	#############################################################################	789	#############################################################################
724		790
725	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
726		792
727	Many objects in crossfire are so-called attachable objects. That means you can	793	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")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
730		796
731	In the following description, CLASS can be any of C<global>, C<object>	797	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	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
783		849
784	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
786		852
787	Some classes such as crossfire maps and objects can specify attachments	853	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.	854	that are attached at load/instantiate time, thus the need for a name.
789		855
790	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
791		857
792	=over 4	858	=over 4
…		…
916		982
917	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		985
920	} elsif (ref $type) {	986	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
922		988
923	} else {	989	} else {
924	shift @arg;	990	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
926	}	992	}
927	}	993	}
928	}	994	}
929		995
930	sub _object_attach {	996	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
941	}	1007	}
942		1008
943	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
944	} else {	1010	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1012	}
947		1013
948	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
949	}	1015	}
950		1016
…		…
1009		1075
1010	for (@$callbacks) {	1076	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
1012		1078
1013	if ($@) {	1079	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1081	override;
1017	}	1082	}
1018		1083
1019	return 1 if $override;	1084	return 1 if $override;
1020	}	1085	}
…		…
1083		1148
1084	sub reattach {	1149	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1151	my ($obj) = @_;
1087		1152
		1153	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1155
1090	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
1091		1157
1092	@$registry = ();	1158	@$registry = ();
1093		1159
…		…
1098	for (@$attach) {	1164	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1101	}	1167	}
1102	} else {	1168	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1170	}
1105	}	1171	}
1106	}	1172	}
1107		1173
1108	cf::attachable->attach (	1174	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1136		1202
1137	sync_job {	1203	sync_job {
1138	if (length $$rdata) {	1204	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1142		1209
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1147	close $fh;	1217	aio_close $fh;
1148		1218
1149	if (@$objs) {	1219	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1155	close $fh;	1228	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1230	}
1158	} else {	1231	} else {
1159	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1160	}	1233	}
1161		1234
1162	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1239	} else {
1164	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1165	}	1241	}
1166	} else {	1242	} else {
1167	aio_unlink $filename;	1243	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1169	}	1245	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1270	$av = $st->{objs};
1195	}	1271	}
1196		1272
1197	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1200		1277
1201	($data, $av)	1278	($data, $av)
1202	}	1279	}
1203		1280
1204	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1261		1338
1262	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1263	}	1340	}
1264		1341
		1342	use File::Glob ();
		1343
1265	cf::player->attach (	1344	cf::player->attach (
1266	on_command => sub {	1345	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1268		1347
1269	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1270	or return;	1349	or return;
1271		1350
…		…
1294		1373
1295	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1375	if $reply;
1297		1376
1298	} else {	1377	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1379	}
1301		1380
1302	cf::override;	1381	cf::override;
1303	},	1382	},
1304	);	1383	);
1305		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1306	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1307	cf::sync_job {	1401	cf::sync_job {
1308	my %todo;	1402	my %todo;
1309		1403
1310	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1405	next unless -r $path;
…		…
1329		1423
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1426
1333	$ext{source} =	1427	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1336	. $source	1430	. $source
1337	. "\n};\n1";	1431	. "\n};\n1";
1338		1432
1339	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1340	}	1434	}
1341		1435
		1436	my $pass = 0;
1342	my %done;	1437	my %done;
1343	while (%todo) {	1438	while (%todo) {
1344	my $progress;	1439	my $progress;
1345		1440
		1441	++$pass;
		1442
		1443	ext:
1346	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1446	next ext
1349	unless exists $done{$_};	1447	unless exists $done{$_};
1350	}	1448	}
1351		1449
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1451
1354	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1357		1457
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1459	if exists $v->{meta}{mandatory};
1362		1460
1363	warn $msg;	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1462	delete $todo{$k};
		1463	} else {
		1464	$done{$k} = delete $todo{$k};
		1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1364	}	1470	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1471	}
1370		1472
1371	skip:	1473	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1374	}	1481	}
1375	};	1482	};
1376	}	1483	}
1377		1484
1378	#############################################################################	1485	#############################################################################
1379		1486
1380	=back	1487	=back
1381		1488
1382	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1383		1490
1384	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1385		1492
1386	=cut	1493	=cut
1387		1494
1388	package cf::player;	1495	package cf::player;
1389		1496
…		…
1432		1539
1433	sub exists($) {	1540	sub exists($) {
1434	my ($login) = @_;	1541	my ($login) = @_;
1435		1542
1436	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1438	}	1545	}
1439		1546
1440	sub find($) {	1547	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1549	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1562	or return;
1456		1563
1457	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1458	or return;	1565	or return;
		1566
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1462	}	1570	}
1463	}	1571	}
1464	}	1572	}
1465		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1466	sub save($) {	1587	sub save($) {
1467	my ($pl) = @_;	1588	my ($pl) = @_;
1468		1589
1469	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1470		1591
…		…
1473		1594
1474	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1475		1596
1476	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1604
1479	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1606	cf::cede_to_tick;
1481	}	1607	}
1482		1608
…		…
1514	my ($pl) = @_;	1640	my ($pl) = @_;
1515		1641
1516	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1517		1643
1518	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1646
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1525		1652
1526	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1693
1567	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1568	my $path = path $login;	1695	my $path = path $login;
1569		1696
1570	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1703	}
1576		1704
…		…
1580		1708
1581	\@logins	1709	\@logins
1582	}	1710	}
1583		1711
1584	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1585		1715
1586	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1587	player. May block.	1717	player. May block.
1588		1718
1589	=cut	1719	=cut
…		…
1607	}	1737	}
1608		1738
1609	\@paths	1739	\@paths
1610	}	1740	}
1611		1741
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1743
1614	Expand crossfire pod fragments into protocol xml.	1744	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		1745
1705	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1706		1747
1707	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1708		1749
…		…
1740		1781
1741	=cut	1782	=cut
1742		1783
1743	sub find_by_path($) {	1784	sub find_by_path($) {
1744	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1745		1788
1746	my ($match, $specificity);	1789	my ($match, $specificity);
1747		1790
1748	for my $region (list) {	1791	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782		1825
1783	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	1827	$self->_create_random_map (
1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1789	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1790	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1813		1856
1814	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1857	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815	}	1858	}
1816		1859
1817	# also paths starting with '/'	1860	# also paths starting with '/'
1818	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1861	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819		1862
1820	sub thawer_merge {	1863	sub thawer_merge {
1821	my ($self, $merge) = @_;	1864	my ($self, $merge) = @_;
1822		1865
1823	# we have to keep some variables in memory intact	1866	# we have to keep some variables in memory intact
…		…
1921		1964
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1965	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1966	"$UNIQUEDIR/$path"
1924	}	1967	}
1925		1968
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}
1934
1935	sub decay_objects {	1969	sub decay_objects {
1936	my ($self) = @_;	1970	my ($self) = @_;
1937		1971
1938	return if $self->{deny_reset};	1972	return if $self->{deny_reset};
1939		1973
…		…
2021	sub find {	2055	sub find {
2022	my ($path, $origin) = @_;	2056	my ($path, $origin) = @_;
2023		2057
2024	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
2025		2059
2026	cf::lock_wait "map_data:$path";#d#remove	2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2062
2029	$cf::MAP{$path} || do {	2063	$cf::MAP{$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	2064	my $map = new_from_path cf::map $path
2034	or return;	2065	or return;
2035		2066
2036	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
2037		2068
…		…
2039	or return;	2070	or return;
2040		2071
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
2044	undef $guard1;	2076	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2077	$map->reset;
2047	return find $path;	2078	return find $path;
2048	}	2079	}
2049		2080
2050	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
2051	}	2082	}
2052	}	2083	}
2053		2084
2054	sub pre_load { }	2085	sub pre_load { }
2055	sub post_load { }	2086	#sub post_load { } # XS
2056		2087
2057	sub load {	2088	sub load {
2058	my ($self) = @_;	2089	my ($self) = @_;
2059		2090
2060	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2108	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2109	$f->skip_block;
2079	$self->_load_objects ($f)	2110	$self->_load_objects ($f)
2080	or return;	2111	or return;
2081		2112
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
2083	if delete $self->{load_original};	2114	if delete $self->{load_original};
2084		2115
2085	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2117	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2118	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2137	$self->decay_objects;
2107	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
2108	$self->update_buttons;	2139	$self->update_buttons;
2109	cf::cede_to_tick;	2140	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2141	$self->activate;
2113	}	2142	}
2114		2143
2115	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
2117		2146
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2148	}
2120		2149
2121	$self->post_load;	2150	$self->post_load;
2122	}	2151	}
2123		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2156	sub customise_for {
2125	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
2126		2158
2127	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2160	if $self->per_player;
…		…
2144	or next;	2176	or next;
2145	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
2146	or next;	2178	or next;
2147	$neigh->load;	2179	$neigh->load;
2148		2180
		2181	# now find the diagonal neighbours
2149	push @neigh,	2182	push @neigh,
2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2152	}	2185	}
2153		2186
…		…
2160	}	2193	}
2161		2194
2162	sub find_sync {	2195	sub find_sync {
2163	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
2164		2197
2165	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
2166	}	2202	}
2167		2203
2168	sub do_load_sync {	2204	sub do_load_sync {
2169	my ($map) = @_;	2205	my ($map) = @_;
2170		2206
2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
2173		2209
2174	cf::sync_job { $map->load };	2210	$map->load;
2175	}	2211	}
2176		2212
2177	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
2178	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
2179		2215
…		…
2181	my ($path, $origin, $load) = @_;	2217	my ($path, $origin, $load) = @_;
2182		2218
2183	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
2184		2220
2185	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2223	}
2188		2224
2189	$MAP_PREFETCH{$path} |= $load;	2225	$MAP_PREFETCH{$path} |= $load;
2190		2226
2191	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
…		…
2205	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2206		2242
2207	()	2243	()
2208	}	2244	}
2209		2245
		2246	# common code, used by both ->save and ->swapout
2210	sub save {	2247	sub _save {
2211	my ($self) = @_;	2248	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2249
2215	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2216		2251
2217	return unless $self->dirty;	2252	return unless $self->dirty;
2218		2253
…		…
2227		2262
2228	cf::async {	2263	cf::async {
2229	$Coro::current->{desc} = "map player save";	2264	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
2231	};	2266	};
		2267
		2268	cf::get_slot 0.02;
2232		2269
2233	if ($uniq) {	2270	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2273	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238	}	2275	}
2239	}	2276	}
2240		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2241	sub swap_out {	2286	sub swap_out {
2242	my ($self) = @_;	2287	my ($self) = @_;
2243		2288
2244	# save first because save cedes
2245	$self->save;
2246
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
2249	return if $self->players;	2293	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2251	return if $self->{deny_save};
2252		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->in_memory (cf::MAP_SWAPPED);	2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
		2304	$self->clear;
		2305	}
		2306
		2307	sub reset_at {
		2308	my ($self) = @_;
		2309
		2310	# TODO: safety, remove and allow resettable per-player maps
		2311	return 1e99 if $self->{deny_reset};
		2312
		2313	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2314	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2315
		2316	$time + $to
		2317	}
		2318
		2319	sub should_reset {
		2320	my ($self) = @_;
		2321
		2322	$self->reset_at <= $cf::RUNTIME
		2323	}
		2324
		2325	sub reset {
		2326	my ($self) = @_;
		2327
		2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2329
		2330	return if $self->players;
		2331
		2332	cf::trace "resetting map ", $self->path, "\n";
		2333
		2334	$self->in_memory (cf::MAP_SWAPPED);
		2335
		2336	# need to save uniques path
		2337	unless ($self->{deny_save}) {
		2338	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2339
		2340	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2341	if $uniq;
		2342	}
		2343
		2344	delete $cf::MAP{$self->path};
2254		2345
2255	$self->deactivate;	2346	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;	2347	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;	2348	$self->clear;
2258	}
2259
2260	sub reset_at {
2261	my ($self) = @_;
2262
2263	# TODO: safety, remove and allow resettable per-player maps
2264	return 1e99 if $self->{deny_reset};
2265
2266	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2267	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2268
2269	$time + $to
2270	}
2271
2272	sub should_reset {
2273	my ($self) = @_;
2274
2275	$self->reset_at <= $cf::RUNTIME
2276	}
2277
2278	sub reset {
2279	my ($self) = @_;
2280
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283	return if $self->players;
2284
2285	warn "resetting map ", $self->path;
2286
2287	$self->in_memory (cf::MAP_SWAPPED);
2288
2289	# need to save uniques path
2290	unless ($self->{deny_save}) {
2291	my $uniq = $self->uniq_path; utf8::encode $uniq;
2292
2293	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2294	if $uniq;
2295	}
2296
2297	delete $cf::MAP{$self->path};
2298
2299	$self->deactivate;
2300	$_->clear_links_to ($self) for values %cf::MAP;
2301	$self->clear;
2302		2349
2303	$self->unlink_save;	2350	$self->unlink_save;
2304	$self->destroy;	2351	$self->destroy;
2305	}	2352	}
2306		2353
…		…
2314		2361
2315	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2316		2363
2317	$self->unlink_save;	2364	$self->unlink_save;
2318		2365
2319	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2320	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2321	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2322	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324		2371
…		…
2381	: normalise $_	2428	: normalise $_
2382	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2383	]	2430	]
2384	}	2431	}
2385		2432
		2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
		2464
2386	=back	2465	=back
2387		2466
2388	=head3 cf::object	2467	=head3 cf::object
2389		2468
2390	=cut	2469	=cut
…		…
2451	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2452	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2453		2532
2454	=cut	2533	=cut
2455		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
		2548
2456	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2457	# with dialog boxes.	2550	# with dialog boxes.
2458	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2459	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
2460	my ($self, $npc, $msg, $flags) = @_;	2553	my ($self, $npc, $msg, $flags) = @_;
…		…
2471	my $dialog = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473		2566
2474	} else {	2567	} else {
2475	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2476	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477	}	2570	}
2478	}	2571	}
2479	}	2572	}
2480		2573
2481	=item $object->send_msg ($channel, $msg, $color, [extra...])	2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2506		2599
2507	=item $player_object->enter_link	2600	=item $player_object->enter_link
2508		2601
2509	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2510		2603
2511	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2512	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2513		2608
2514	Will never block.	2609	Will never block.
2515		2610
2516	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2517		2612
…		…
2537	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2538	my ($self) = @_;	2633	my ($self) = @_;
2539		2634
2540	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2541		2636
		2637	++$self->{_link_recursion};
		2638
2542	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2543		2640
2544	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2545	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2546		2643
2547	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2548	}	2645	}
2549		2646
2550	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2551	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2552		2649
…		…
2569	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2570	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2571		2668
2572	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2573	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2574	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2575		2672
2576	$map->load;	2673	$map->load;
2577	$map->load_neighbours;	2674	$map->load_neighbours;
2578		2675
2579	return unless $self->contr->active;	2676	return unless $self->contr->active;
2580	$self->activate_recursive;
2581		2677
2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2584	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2585		2685
		2686	}
		2687
2586	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2587		2689
2588	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2589	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2590	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2591	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2592	be called at the end of this process.	2694	be called at the end of this process.
2593		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2594	=cut	2699	=cut
2595		2700
2596	our $GOTOGEN;	2701	our $GOTOGEN;
2597		2702
2598	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2599	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
2600		2711
2601	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2603		2714
2604	$self->enter_link;	2715	$self->enter_link;
…		…
2628	my $map = eval {	2739	my $map = eval {
2629	my $map = defined $path ? cf::map::find $path : undef;	2740	my $map = defined $path ? cf::map::find $path : undef;
2630		2741
2631	if ($map) {	2742	if ($map) {
2632	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2633	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2634	} else {	2745	} else {
2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2636	}	2747	}
2637		2748
2638	$map	2749	$map
…		…
2646	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2647	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2648	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2649	}	2760	}
2650		2761
2651	$done->() if $done;	2762	$done->($self) if $done;
2652	})->prio (1);	2763	})->prio (1);
2653	}	2764	}
2654		2765
2655	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2656		2767
…		…
2676	}	2787	}
2677		2788
2678	sub prepare_random_map {	2789	sub prepare_random_map {
2679	my ($exit) = @_;	2790	my ($exit) = @_;
2680		2791
2681	my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2684	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2685	# that depends on the exit object	2794	# that depends on the exit object
2686		2795
2687	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2689	if ($exit->map) {	2798	if ($exit->map) {
2690	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2691	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2692	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2693	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2694	}	2805	}
2695		2806
2696	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2697		2808
2698	my $data = cf::encode_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2700	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2701		2812
2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2704	undef $fh;	2815	undef $fh;
2705	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2706		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2707	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2708	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2709	}	2824	}
2710	}	2825	}
2711		2826
2712	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2713	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2714		2829
2715	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2716		2831
2717	if ($exit->slaying eq "/!") {
2718	#TODO: this should de-fi-ni-te-ly not be a sync-job
2719	# the problem is that $exit might not survive long enough
2720	# so it needs to be done right now, right here
2721	cf::sync_job { prepare_random_map $exit };
2722	}
2723
2724	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725	my $hp = $exit->stats->hp;
2726	my $sp = $exit->stats->sp;
2727
2728	$self->enter_link;	2832	$self->enter_link;
2729		2833
2730	# if exit is damned, update players death & WoR home-position
2731	$self->contr->savebed ($slaying, $hp, $sp)
2732	if $exit->flag (FLAG_DAMNED);
2733
2734	(async {	2834	(async {
2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2835	$Coro::current->{desc} = "enter_exit";
2736		2836
2737	$self->deactivate_recursive; # just to be sure
2738	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2739	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2740		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2741	1;	2858	1
2742	}) {	2859	}) {
2743	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2744	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2745	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2746	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2747		2864
2748	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2749	$self->leave_link;	2866	$self->leave_link;
2750	}	2867	}
2751	})->prio (1);	2868	})->prio (1);
2752	}	2869	}
2753		2870
…		…
2765	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2766	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2767		2884
2768	utf8::encode $text;	2885	utf8::encode $text;
2769	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2770	}	2912	}
2771		2913
2772	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2773		2915
2774	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2778		2920
2779	=cut	2921	=cut
2780		2922
2781	# non-persistent channels (usually the info channel)	2923	# non-persistent channels (usually the info channel)
2782	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2783	"c/identify" => {	2931	"c/identify" => {
2784	id => "infobox",	2932	id => "infobox",
2785	title => "Identify",	2933	title => "Identify",
2786	reply => undef,	2934	reply => undef,
2787	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
…		…
2789	"c/examine" => {	2937	"c/examine" => {
2790	id => "infobox",	2938	id => "infobox",
2791	title => "Examine",	2939	title => "Examine",
2792	reply => undef,	2940	reply => undef,
2793	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
		2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
2794	},	2948	},
2795	"c/book" => {	2949	"c/book" => {
2796	id => "infobox",	2950	id => "infobox",
2797	title => "Book",	2951	title => "Book",
2798	reply => undef,	2952	reply => undef,
…		…
2814	id => "infobox",	2968	id => "infobox",
2815	title => "Body Parts",	2969	title => "Body Parts",
2816	reply => undef,	2970	reply => undef,
2817	tooltip => "Shows which body parts you posess and are available",	2971	tooltip => "Shows which body parts you posess and are available",
2818	},	2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
2819	"c/uptime" => {	3009	"c/uptime" => {
2820	id => "infobox",	3010	id => "infobox",
2821	title => "Uptime",	3011	title => "Uptime",
2822	reply => undef,	3012	reply => undef,
2823	tooltip => "How long the server has been running since last restart",	3013	tooltip => "How long the server has been running since last restart",
…		…
2826	id => "infobox",	3016	id => "infobox",
2827	title => "Map Info",	3017	title => "Map Info",
2828	reply => undef,	3018	reply => undef,
2829	tooltip => "Information related to the maps",	3019	tooltip => "Information related to the maps",
2830	},	3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2831	);	3035	);
2832		3036
2833	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2834	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2835		3039
2836	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2837		3042
2838	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2839		3044
2840	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2841	if ($CHANNEL{$channel}) {	3046	if ($CHANNEL{$channel}) {
2842	$channel = $CHANNEL{$channel};	3047	$channel = $CHANNEL{$channel};
2843		3048
2844	$self->ext_msg (channel_info => $channel)	3049	$self->ext_msg (channel_info => $channel);
2845	if $self->can_msg;
2846
2847	$channel = $channel->{id};	3050	$channel = $channel->{id};
2848		3051
2849	} elsif (ref $channel) {	3052	} elsif (ref $channel) {
2850	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2851	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2852	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2853	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2854	if $self->can_msg;
2855	}	3057	}
2856		3058
2857	$channel = $channel->{id};	3059	$channel = $channel->{id};
2858	}	3060	}
2859		3061
2860	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2861		3063
2862	if ($self->can_msg) {
2863	# default colour, mask it out	3064	# default colour, mask it out
2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2866		3067
2867	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869	} else {	3071	);
2870	if ($color >= 0) {
2871	# replace some tags by gcfclient-compatible ones
2872	for ($msg) {
2873	1 while
2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879	}
2880		3072
2881	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($pkt);
2882
2883	utf8::encode $msg;
2884
2885	if (0 && $msg =~ /\[/) {
2886	# COMMAND/INFO
2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2888	} else {
2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890	$self->send_packet ("drawinfo $color $msg")
2891	}
2892	}
2893	}
2894	}	3074	}
2895		3075
2896	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2897		3077
2898	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2901		3081
2902	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2903	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2904		3084
2905	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2908	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910	}	3090	}
2911	}	3091	}
2912		3092
2913	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2914		3094
…		…
2918		3098
2919	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2920	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2921		3101
2922	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2925	#TODO: version 1, remove	3105	#TODO: version 1, remove
2926	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928	}	3108	}
2929	}	3109	}
2930		3110
2931	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2932		3112
…		…
3003		3183
3004	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
3005	if $reply;	3185	if $reply;
3006		3186
3007	} else {	3187	} else {
3008	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3009	}	3189	}
3010		3190
3011	cf::override;	3191	cf::override;
3012	},	3192	},
3013	);	3193	);
…		…
3033		3213
3034	$coro	3214	$coro
3035	}	3215	}
3036		3216
3037	cf::client->attach (	3217	cf::client->attach (
3038	on_destroy => sub {	3218	on_client_destroy => sub {
3039	my ($ns) = @_;	3219	my ($ns) = @_;
3040		3220
3041	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3042	},	3222	},
3043	);	3223	);
…		…
3059	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
3060		3240
3061	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
3062		3242
3063	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
3064	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
3065	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
3066	sort time	3246	sort time
3067	));	3247	));
3068		3248
3069	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
3072		3252
3073	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
3074		3254
3075	cf::object	3255	cf::object
3076	contr pay_amount pay_player map x y force_find force_add destroy	3256	contr pay_amount pay_player map x y force_find force_add destroy
3077	insert remove name archname title slaying race decrease_ob_nr	3257	insert remove name archname title slaying race decrease split
		3258	value
3078		3259
3079	cf::object::player	3260	cf::object::player
3080	player	3261	player
3081		3262
3082	cf::player	3263	cf::player
…		…
3087		3268
3088	=cut	3269	=cut
3089		3270
3090	for (	3271	for (
3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
3093	decrease_ob_nr destroy)],	3274	decrease split destroy change_exp value msg lore send_msg)],
3094	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
3095	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
3096	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
3097	) {	3278	) {
3098	no strict 'refs';	3279	no strict 'refs';
3099	my ($pkg, @funs) = @$_;	3280	my ($pkg, @funs) = @$_;
3100	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3281	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3118		3299
3119	my $qcode = $code;	3300	my $qcode = $code;
3120	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3301	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3121	$qcode =~ s/\n/\\n/g;	3302	$qcode =~ s/\n/\\n/g;
3122		3303
		3304	%vars = (_dummy => 0) unless %vars;
		3305
		3306	my @res;
3123	local $_;	3307	local $_;
3124	local @safe::cf::_safe_eval_args = values %vars;
3125		3308
3126	my $eval =	3309	my $eval =
3127	"do {\n"	3310	"do {\n"
3128	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3311	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3129	. "#line 0 \"{$qcode}\"\n"	3312	. "#line 0 \"{$qcode}\"\n"
3130	. $code	3313	. $code
3131	. "\n}"	3314	. "\n}"
3132	;	3315	;
3133		3316
		3317	if ($CFG{safe_eval}) {
3134	sub_generation_inc;	3318	sub_generation_inc;
		3319	local @safe::cf::_safe_eval_args = values %vars;
3135	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3320	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3136	sub_generation_inc;	3321	sub_generation_inc;
		3322	} else {
		3323	local @cf::_safe_eval_args = values %vars;
		3324	@res = wantarray ? eval eval : scalar eval $eval;
		3325	}
3137		3326
3138	if ($@) {	3327	if ($@) {
3139	warn "$@";	3328	warn "$@",
3140	warn "while executing safe code '$code'\n";	3329	"while executing safe code '$code'\n",
3141	warn "with arguments " . (join " ", %vars) . "\n";	3330	"with arguments " . (join " ", %vars) . "\n";
3142	}	3331	}
3143		3332
3144	wantarray ? @res : $res[0]	3333	wantarray ? @res : $res[0]
3145	}	3334	}
3146		3335
…		…
3160	=cut	3349	=cut
3161		3350
3162	sub register_script_function {	3351	sub register_script_function {
3163	my ($fun, $cb) = @_;	3352	my ($fun, $cb) = @_;
3164		3353
3165	no strict 'refs';	3354	$fun = "safe::$fun" if $CFG{safe_eval};
3166	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3355	*$fun = $safe_hole->wrap ($cb);
3167	}	3356	}
3168		3357
3169	=back	3358	=back
3170		3359
3171	=cut	3360	=cut
…		…
3180	# for this (global event?)	3369	# for this (global event?)
3181	%ext::player_env::MUSIC_FACE_CACHE = ();	3370	%ext::player_env::MUSIC_FACE_CACHE = ();
3182		3371
3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3372	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3184		3373
3185	warn "loading facedata from $path\n";	3374	trace "loading facedata from $path\n";
3186		3375
3187	my $facedata;	3376	my $facedata;
3188	0 < aio_load $path, $facedata	3377	0 < aio_load $path, $facedata
3189	or die "$path: $!";	3378	or die "$path: $!";
3190		3379
…		…
3192		3381
3193	$facedata->{version} == 2	3382	$facedata->{version} == 2
3194	or cf::cleanup "$path: version mismatch, cannot proceed.";	3383	or cf::cleanup "$path: version mismatch, cannot proceed.";
3195		3384
3196	# patch in the exptable	3385	# patch in the exptable
		3386	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3197	$facedata->{resource}{"res/exp_table"} = {	3387	$facedata->{resource}{"res/exp_table"} = {
3198	type => FT_RSRC,	3388	type => FT_RSRC,
3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3389	data => $exp_table,
		3390	hash => (Digest::MD5::md5 $exp_table),
3200	};	3391	};
3201	cf::cede_to_tick;	3392	cf::cede_to_tick;
3202		3393
3203	{	3394	{
3204	my $faces = $facedata->{faceinfo};	3395	my $faces = $facedata->{faceinfo};
…		…
3206	while (my ($face, $info) = each %$faces) {	3397	while (my ($face, $info) = each %$faces) {
3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3398	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208		3399
3209	cf::face::set_visibility $idx, $info->{visibility};	3400	cf::face::set_visibility $idx, $info->{visibility};
3210	cf::face::set_magicmap $idx, $info->{magicmap};	3401	cf::face::set_magicmap $idx, $info->{magicmap};
3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3402	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3403	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3213		3404
3214	cf::cede_to_tick;	3405	cf::cede_to_tick;
3215	}	3406	}
3216		3407
3217	while (my ($face, $info) = each %$faces) {	3408	while (my ($face, $info) = each %$faces) {
…		…
3222		3413
3223	if (my $smooth = cf::face::find $info->{smooth}) {	3414	if (my $smooth = cf::face::find $info->{smooth}) {
3224	cf::face::set_smooth $idx, $smooth;	3415	cf::face::set_smooth $idx, $smooth;
3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3416	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3226	} else {	3417	} else {
3227	warn "smooth face '$info->{smooth}' not found for face '$face'";	3418	error "smooth face '$info->{smooth}' not found for face '$face'";
3228	}	3419	}
3229		3420
3230	cf::cede_to_tick;	3421	cf::cede_to_tick;
3231	}	3422	}
3232	}	3423	}
…		…
3241		3432
3242	cf::anim::invalidate_all; # d'oh	3433	cf::anim::invalidate_all; # d'oh
3243	}	3434	}
3244		3435
3245	{	3436	{
3246	# TODO: for gcfclient pleasure, we should give resources
3247	# that gcfclient doesn't grok a >10000 face index.
3248	my $res = $facedata->{resource};	3437	my $res = $facedata->{resource};
3249		3438
3250	while (my ($name, $info) = each %$res) {	3439	while (my ($name, $info) = each %$res) {
3251	if (defined $info->{type}) {	3440	if (defined $info->{type}) {
3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3441	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3253	my $data;
3254		3442
3255	if ($info->{type} & 1) {	3443	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3256	# prepend meta info
3257
3258	my $meta = $enc->encode ({
3259	name => $name,
3260	%{ $info->{meta} || {} },
3261	});
3262
3263	$data = pack "(w/a*)*", $meta, $info->{data};
3264	} else {
3265	$data = $info->{data};
3266	}
3267
3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269	cf::face::set_type $idx, $info->{type};	3444	cf::face::set_type $idx, $info->{type};
3270	} else {	3445	} else {
3271	$RESOURCE{$name} = $info;	3446	$RESOURCE{$name} = $info; # unused
3272	}	3447	}
3273		3448
3274	cf::cede_to_tick;	3449	cf::cede_to_tick;
3275	}	3450	}
3276	}	3451	}
3277		3452
3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3453	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3279		3454
3280	1	3455	1
3281	}	3456	}
3282
3283	cf::global->attach (on_resource_update => sub {
3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3286
3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3288	my $sound = $soundconf->{compat}[$_]
3289	or next;
3290
3291	my $face = cf::face::find "sound/$sound->[1]";
3292	cf::sound::set $sound->[0] => $face;
3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3294	}
3295
3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
3297	my $face = cf::face::find "sound/$v";
3298	cf::sound::set $k => $face;
3299	}
3300	}
3301	});
3302		3457
3303	register_exticmd fx_want => sub {	3458	register_exticmd fx_want => sub {
3304	my ($ns, $want) = @_;	3459	my ($ns, $want) = @_;
3305		3460
3306	while (my ($k, $v) = each %$want) {	3461	while (my ($k, $v) = each %$want) {
3307	$ns->fx_want ($k, $v);	3462	$ns->fx_want ($k, $v);
3308	}	3463	}
3309	};	3464	};
		3465
		3466	sub load_resource_file($) {
		3467	my $guard = lock_acquire "load_resource_file";
		3468
		3469	my $status = load_resource_file_ $_[0];
		3470	get_slot 0.1, 100;
		3471	cf::arch::commit_load;
		3472
		3473	$status
		3474	}
3310		3475
3311	sub reload_regions {	3476	sub reload_regions {
3312	# HACK to clear player env face cache, we need some signal framework	3477	# HACK to clear player env face cache, we need some signal framework
3313	# for this (global event?)	3478	# for this (global event?)
3314	%ext::player_env::MUSIC_FACE_CACHE = ();	3479	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3328	}	3493	}
3329		3494
3330	sub reload_archetypes {	3495	sub reload_archetypes {
3331	load_resource_file "$DATADIR/archetypes"	3496	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";	3497	or die "unable to load archetypes\n";
3333	#d# NEED to laod twice to resolve forward references
3334	# this really needs to be done in an extra post-pass
3335	# (which needs to be synchronous, so solve it differently)
3336	load_resource_file "$DATADIR/archetypes"
3337	or die "unable to load archetypes\n";
3338	}	3498	}
3339		3499
3340	sub reload_treasures {	3500	sub reload_treasures {
3341	load_resource_file "$DATADIR/treasures"	3501	load_resource_file "$DATADIR/treasures"
3342	or die "unable to load treasurelists\n";	3502	or die "unable to load treasurelists\n";
3343	}	3503	}
3344		3504
		3505	sub reload_sound {
		3506	trace "loading sound config from $DATADIR/sound\n";
		3507
		3508	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3509	or die "$DATADIR/sound $!";
		3510
		3511	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3512
		3513	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3514	my $sound = $soundconf->{compat}[$_]
		3515	or next;
		3516
		3517	my $face = cf::face::find "sound/$sound->[1]";
		3518	cf::sound::set $sound->[0] => $face;
		3519	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3520	}
		3521
		3522	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3523	my $face = cf::face::find "sound/$v";
		3524	cf::sound::set $k => $face;
		3525	}
		3526	}
		3527
3345	sub reload_resources {	3528	sub reload_resources {
3346	warn "reloading resource files...\n";	3529	trace "reloading resource files...\n";
3347		3530
		3531	reload_facedata;
		3532	reload_sound;
		3533	reload_archetypes;
3348	reload_regions;	3534	reload_regions;
3349	reload_facedata;
3350	#reload_archetypes;#d#
3351	reload_archetypes;
3352	reload_treasures;	3535	reload_treasures;
3353		3536
3354	warn "finished reloading resource files\n";	3537	trace "finished reloading resource files\n";
3355	}
3356
3357	sub init {
3358	reload_resources;
3359	}	3538	}
3360		3539
3361	sub reload_config {	3540	sub reload_config {
		3541	trace "reloading config file...\n";
		3542
3362	open my $fh, "<:utf8", "$CONFDIR/config"	3543	open my $fh, "<:utf8", "$CONFDIR/config"
3363	or return;	3544	or return;
3364		3545
3365	local $/;	3546	local $/;
3366	*CFG = YAML::Load <$fh>;	3547	*CFG = YAML::XS::Load scalar <$fh>;
3367		3548
3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3549	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3369		3550
3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3551	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3552	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3372		3553
3373	if (exists $CFG{mlockall}) {	3554	if (exists $CFG{mlockall}) {
…		…
3375	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3556	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3376	and die "WARNING: m(un)lockall failed: $!\n";	3557	and die "WARNING: m(un)lockall failed: $!\n";
3377	};	3558	};
3378	warn $@ if $@;	3559	warn $@ if $@;
3379	}	3560	}
		3561
		3562	trace "finished reloading resource files\n";
		3563	}
		3564
		3565	sub pidfile() {
		3566	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3567	or die "$PIDFILE: $!";
		3568	flock $fh, &Fcntl::LOCK_EX
		3569	or die "$PIDFILE: flock: $!";
		3570	$fh
		3571	}
		3572
		3573	# make sure only one server instance is running at any one time
		3574	sub atomic {
		3575	my $fh = pidfile;
		3576
		3577	my $pid = <$fh>;
		3578	kill 9, $pid if $pid > 0;
		3579
		3580	seek $fh, 0, 0;
		3581	print $fh $$;
		3582	}
		3583
		3584	sub main_loop {
		3585	trace "EV::loop starting\n";
		3586	if (1) {
		3587	EV::loop;
		3588	}
		3589	trace "EV::loop returned\n";
		3590	goto &main_loop unless $REALLY_UNLOOP;
3380	}	3591	}
3381		3592
3382	sub main {	3593	sub main {
		3594	cf::init_globals; # initialise logging
		3595
		3596	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3597	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3598	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3599	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3600
		3601	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3602
3383	# we must not ever block the main coroutine	3603	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3604	local $Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3605	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3606	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3607	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3608	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3609	})->prio (Coro::PRIO_MAX);
3390	};	3610	};
3391		3611
3392	reload_config;
3393	db_init;
3394	load_extensions;
3395
3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397	evthread_start IO::AIO::poll_fileno;	3612	evthread_start IO::AIO::poll_fileno;
3398	EV::loop;	3613
		3614	cf::sync_job {
		3615	cf::init_experience;
		3616	cf::init_anim;
		3617	cf::init_attackmess;
		3618	cf::init_dynamic;
		3619
		3620	cf::load_settings;
		3621	cf::load_materials;
		3622
		3623	reload_resources;
		3624	reload_config;
		3625	db_init;
		3626
		3627	cf::init_uuid;
		3628	cf::init_signals;
		3629	cf::init_skills;
		3630
		3631	cf::init_beforeplay;
		3632
		3633	atomic;
		3634
		3635	load_extensions;
		3636
		3637	utime time, time, $RUNTIMEFILE;
		3638
		3639	# no (long-running) fork's whatsoever before this point(!)
		3640	use POSIX ();
		3641	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3642
		3643	(pop @POST_INIT)->(0) while @POST_INIT;
		3644	};
		3645
		3646	cf::object::thawer::errors_are_fatal 0;
		3647	info "parse errors in files are no longer fatal from this point on.\n";
		3648
		3649	main_loop;
3399	}	3650	}
3400		3651
3401	#############################################################################	3652	#############################################################################
3402	# initialisation and cleanup	3653	# initialisation and cleanup
3403		3654
3404	# install some emergency cleanup handlers	3655	# install some emergency cleanup handlers
3405	BEGIN {	3656	BEGIN {
3406	our %SIGWATCHER = ();	3657	our %SIGWATCHER = ();
3407	for my $signal (qw(INT HUP TERM)) {	3658	for my $signal (qw(INT HUP TERM)) {
3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3659	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3409	cf::cleanup "SIG$signal";	3660	cf::cleanup "SIG$signal";
3410	};	3661	};
3411	}	3662	}
3412	}	3663	}
3413		3664
3414	sub write_runtime_sync {	3665	sub write_runtime_sync {
3415	my $runtime = "$LOCALDIR/runtime";	3666	my $t0 = AE::time;
3416		3667
3417	# first touch the runtime file to show we are still running:	3668	# first touch the runtime file to show we are still running:
3418	# the fsync below can take a very very long time.	3669	# the fsync below can take a very very long time.
3419		3670
3420	IO::AIO::aio_utime $runtime, undef, undef;	3671	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421		3672
3422	my $guard = cf::lock_acquire "write_runtime";	3673	my $guard = cf::lock_acquire "write_runtime";
3423		3674
3424	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3675	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3425	or return;	3676	or return;
3426		3677
3427	my $value = $cf::RUNTIME + 90 + 10;	3678	my $value = $cf::RUNTIME + 90 + 10;
3428	# 10 is the runtime save interval, for a monotonic clock	3679	# 10 is the runtime save interval, for a monotonic clock
3429	# 60 allows for the watchdog to kill the server.	3680	# 60 allows for the watchdog to kill the server.
…		…
3439	aio_utime $fh, undef, undef;	3690	aio_utime $fh, undef, undef;
3440		3691
3441	close $fh	3692	close $fh
3442	or return;	3693	or return;
3443		3694
3444	aio_rename "$runtime~", $runtime	3695	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445	and return;	3696	and return;
3446		3697
3447	warn "runtime file written.\n";	3698	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3448		3699
3449	1	3700	1
3450	}	3701	}
3451		3702
3452	our $uuid_lock;	3703	our $uuid_lock;
…		…
3461	my $uuid = "$LOCALDIR/uuid";	3712	my $uuid = "$LOCALDIR/uuid";
3462		3713
3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3714	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464	or return;	3715	or return;
3465		3716
3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3717	my $value = uuid_seq uuid_cur;
		3718
		3719	unless ($value) {
		3720	info "cowardly refusing to write zero uuid value!\n";
		3721	return;
		3722	}
		3723
		3724	my $value = uuid_str $value + $uuid_skip;
3467	$uuid_skip = 0;	3725	$uuid_skip = 0;
3468		3726
3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3727	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3470	and return;	3728	and return;
3471		3729
…		…
3477	or return;	3735	or return;
3478		3736
3479	aio_rename "$uuid~", $uuid	3737	aio_rename "$uuid~", $uuid
3480	and return;	3738	and return;
3481		3739
3482	warn "uuid file written ($value).\n";	3740	trace "uuid file written ($value).\n";
3483		3741
3484	1	3742	1
3485		3743
3486	}	3744	}
3487		3745
…		…
3493	}	3751	}
3494		3752
3495	sub emergency_save() {	3753	sub emergency_save() {
3496	my $freeze_guard = cf::freeze_mainloop;	3754	my $freeze_guard = cf::freeze_mainloop;
3497		3755
3498	warn "enter emergency perl save\n";	3756	info "emergency_perl_save: enter\n";
		3757
		3758	# this is a trade-off: we want to be very quick here, so
		3759	# save all maps without fsync, and later call a global sync
		3760	# (which in turn might be very very slow)
		3761	local $USE_FSYNC = 0;
3499		3762
3500	cf::sync_job {	3763	cf::sync_job {
		3764	cf::write_runtime_sync; # external watchdog should not bark
		3765
3501	# use a peculiar iteration method to avoid tripping on perl	3766	# use a peculiar iteration method to avoid tripping on perl
3502	# refcount bugs in for. also avoids problems with players	3767	# refcount bugs in for. also avoids problems with players
3503	# and maps saved/destroyed asynchronously.	3768	# and maps saved/destroyed asynchronously.
3504	warn "begin emergency player save\n";	3769	info "emergency_perl_save: begin player save\n";
3505	for my $login (keys %cf::PLAYER) {	3770	for my $login (keys %cf::PLAYER) {
3506	my $pl = $cf::PLAYER{$login} or next;	3771	my $pl = $cf::PLAYER{$login} or next;
3507	$pl->valid or next;	3772	$pl->valid or next;
3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3773	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509	$pl->save;	3774	$pl->save;
3510	}	3775	}
3511	warn "end emergency player save\n";	3776	info "emergency_perl_save: end player save\n";
3512		3777
3513	warn "begin emergency map save\n";	3778	cf::write_runtime_sync; # external watchdog should not bark
		3779
		3780	info "emergency_perl_save: begin map save\n";
3514	for my $path (keys %cf::MAP) {	3781	for my $path (keys %cf::MAP) {
3515	my $map = $cf::MAP{$path} or next;	3782	my $map = $cf::MAP{$path} or next;
3516	$map->valid or next;	3783	$map->valid or next;
3517	$map->save;	3784	$map->save;
3518	}	3785	}
3519	warn "end emergency map save\n";	3786	info "emergency_perl_save: end map save\n";
3520		3787
3521	warn "begin emergency database checkpoint\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin database checkpoint\n";
3522	BDB::db_env_txn_checkpoint $DB_ENV;	3791	BDB::db_env_txn_checkpoint $DB_ENV;
3523	warn "end emergency database checkpoint\n";	3792	info "emergency_perl_save: end database checkpoint\n";
3524		3793
3525	warn "begin write uuid\n";	3794	info "emergency_perl_save: begin write uuid\n";
3526	write_uuid_sync 1;	3795	write_uuid_sync 1;
3527	warn "end write uuid\n";	3796	info "emergency_perl_save: end write uuid\n";
		3797
		3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	trace "emergency_perl_save: syncing database to disk";
		3801	BDB::db_env_txn_checkpoint $DB_ENV;
		3802
		3803	info "emergency_perl_save: starting sync\n";
		3804	IO::AIO::aio_sync sub {
		3805	info "emergency_perl_save: finished sync\n";
		3806	};
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: flushing outstanding aio requests";
		3811	while (IO::AIO::nreqs || BDB::nreqs) {
		3812	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3813	}
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
3528	};	3816	};
3529		3817
3530	warn "leave emergency perl save\n";	3818	info "emergency_perl_save: leave\n";
3531	}	3819	}
3532		3820
3533	sub post_cleanup {	3821	sub post_cleanup {
3534	my ($make_core) = @_;	3822	my ($make_core) = @_;
3535		3823
		3824	IO::AIO::flush;
		3825
3536	warn Carp::longmess "post_cleanup backtrace"	3826	error Carp::longmess "post_cleanup backtrace"
3537	if $make_core;	3827	if $make_core;
		3828
		3829	my $fh = pidfile;
		3830	unlink $PIDFILE if <$fh> == $$;
		3831	}
		3832
		3833	# a safer delete_package, copied from Symbol
		3834	sub clear_package($) {
		3835	my $pkg = shift;
		3836
		3837	# expand to full symbol table name if needed
		3838	unless ($pkg =~ /^main::.*::$/) {
		3839	$pkg = "main$pkg" if $pkg =~ /^::/;
		3840	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3841	$pkg .= '::' unless $pkg =~ /::$/;
		3842	}
		3843
		3844	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3845	my $stem_symtab = *{$stem}{HASH};
		3846
		3847	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3848	or return;
		3849
		3850	# clear all symbols
		3851	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3852	for my $name (keys %$leaf_symtab) {
		3853	_gv_clear *{"$pkg$name"};
		3854	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3855	}
3538	}	3856	}
3539		3857
3540	sub do_reload_perl() {	3858	sub do_reload_perl() {
3541	# can/must only be called in main	3859	# can/must only be called in main
3542	if ($Coro::current != $Coro::main) {	3860	if (in_main) {
3543	warn "can only reload from main coroutine";	3861	error "can only reload from main coroutine";
3544	return;	3862	return;
3545	}	3863	}
3546		3864
		3865	return if $RELOAD++;
		3866
		3867	my $t1 = AE::time;
		3868
		3869	while ($RELOAD) {
3547	warn "reloading...";	3870	info "reloading...";
3548		3871
3549	warn "entering sync_job";	3872	trace "entering sync_job";
3550		3873
3551	cf::sync_job {	3874	cf::sync_job {
3552	cf::write_runtime_sync; # external watchdog should not bark
3553	cf::emergency_save;	3875	cf::emergency_save;
3554	cf::write_runtime_sync; # external watchdog should not bark
3555		3876
3556	warn "syncing database to disk";
3557	BDB::db_env_txn_checkpoint $DB_ENV;
3558
3559	# if anything goes wrong in here, we should simply crash as we already saved
3560
3561	warn "flushing outstanding aio requests";
3562	for (;;) {
3563	BDB::flush;
3564	IO::AIO::flush;
3565	Coro::cede_notself;
3566	last unless IO::AIO::nreqs || BDB::nreqs;
3567	warn "iterate...";
3568	}
3569
3570	++$RELOAD;
3571
3572	warn "cancelling all extension coros";	3877	trace "cancelling all extension coros";
3573	$_->cancel for values %EXT_CORO;	3878	$_->cancel for values %EXT_CORO;
3574	%EXT_CORO = ();	3879	%EXT_CORO = ();
3575		3880
3576	warn "removing commands";	3881	trace "removing commands";
3577	%COMMAND = ();	3882	%COMMAND = ();
3578		3883
3579	warn "removing ext/exti commands";	3884	trace "removing ext/exti commands";
3580	%EXTCMD = ();	3885	%EXTCMD = ();
3581	%EXTICMD = ();	3886	%EXTICMD = ();
3582		3887
3583	warn "unloading/nuking all extensions";	3888	trace "unloading/nuking all extensions";
3584	for my $pkg (@EXTS) {	3889	for my $pkg (@EXTS) {
3585	warn "... unloading $pkg";	3890	trace "... unloading $pkg";
3586		3891
3587	if (my $cb = $pkg->can ("unload")) {	3892	if (my $cb = $pkg->can ("unload")) {
3588	eval {	3893	eval {
3589	$cb->($pkg);	3894	$cb->($pkg);
3590	1	3895	1
3591	} or warn "$pkg unloaded, but with errors: $@";	3896	} or error "$pkg unloaded, but with errors: $@";
		3897	}
		3898
		3899	trace "... clearing $pkg";
		3900	clear_package $pkg;
3592	}	3901	}
3593		3902
3594	warn "... nuking $pkg";
3595	Symbol::delete_package $pkg;
3596	}
3597
3598	warn "unloading all perl modules loaded from $LIBDIR";	3903	trace "unloading all perl modules loaded from $LIBDIR";
3599	while (my ($k, $v) = each %INC) {	3904	while (my ($k, $v) = each %INC) {
3600	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3905	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601		3906
3602	warn "... unloading $k";	3907	trace "... unloading $k";
3603	delete $INC{$k};	3908	delete $INC{$k};
3604		3909
3605	$k =~ s/\.pm$//;	3910	$k =~ s/\.pm$//;
3606	$k =~ s/\//::/g;	3911	$k =~ s/\//::/g;
3607		3912
3608	if (my $cb = $k->can ("unload_module")) {	3913	if (my $cb = $k->can ("unload_module")) {
3609	$cb->();	3914	$cb->();
		3915	}
		3916
		3917	clear_package $k;
3610	}	3918	}
3611		3919
3612	Symbol::delete_package $k;
3613	}
3614
3615	warn "getting rid of safe::, as good as possible";	3920	trace "getting rid of safe::, as good as possible";
3616	Symbol::delete_package "safe::$_"	3921	clear_package "safe::$_"
3617	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3922	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3618		3923
3619	warn "unloading cf.pm \"a bit\"";	3924	trace "unloading cf.pm \"a bit\"";
3620	delete $INC{"cf.pm"};	3925	delete $INC{"cf.pm"};
3621	delete $INC{"cf/pod.pm"};	3926	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622		3927
3623	# don't, removes xs symbols, too,	3928	# don't, removes xs symbols, too,
3624	# and global variables created in xs	3929	# and global variables created in xs
3625	#Symbol::delete_package __PACKAGE__;	3930	#clear_package __PACKAGE__;
3626		3931
3627	warn "unload completed, starting to reload now";	3932	info "unload completed, starting to reload now";
3628		3933
3629	warn "reloading cf.pm";	3934	trace "reloading cf.pm";
3630	require cf;	3935	require cf;
3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3936	cf::_connect_to_perl_1;
3632		3937
3633	warn "loading config and database again";	3938	trace "loading config and database again";
3634	cf::reload_config;	3939	cf::reload_config;
3635		3940
3636	warn "loading extensions";	3941	trace "loading extensions";
3637	cf::load_extensions;	3942	cf::load_extensions;
3638		3943
		3944	if ($REATTACH_ON_RELOAD) {
3639	warn "reattaching attachments to objects/players";	3945	trace "reattaching attachments to objects/players";
3640	_global_reattach; # objects, sockets	3946	_global_reattach; # objects, sockets
3641	warn "reattaching attachments to maps";	3947	trace "reattaching attachments to maps";
3642	reattach $_ for values %MAP;	3948	reattach $_ for values %MAP;
3643	warn "reattaching attachments to players";	3949	trace "reattaching attachments to players";
3644	reattach $_ for values %PLAYER;	3950	reattach $_ for values %PLAYER;
		3951	}
3645		3952
		3953	trace "running post_init jobs";
		3954	(pop @POST_INIT)->(1) while @POST_INIT;
		3955
3646	warn "leaving sync_job";	3956	trace "leaving sync_job";
3647		3957
3648	1	3958	1
3649	} or do {	3959	} or do {
3650	warn $@;	3960	error $@;
3651	cf::cleanup "error while reloading, exiting.";	3961	cf::cleanup "error while reloading, exiting.";
		3962	};
		3963
		3964	info "reloaded";
		3965	--$RELOAD;
3652	};	3966	}
3653		3967
3654	warn "reloaded";	3968	$t1 = AE::time - $t1;
		3969	info "reload completed in ${t1}s\n";
3655	};	3970	};
3656		3971
3657	our $RELOAD_WATCHER; # used only during reload	3972	our $RELOAD_WATCHER; # used only during reload
3658		3973
3659	sub reload_perl() {	3974	sub reload_perl() {
3660	# doing reload synchronously and two reloads happen back-to-back,	3975	# doing reload synchronously and two reloads happen back-to-back,
3661	# coro crashes during coro_state_free->destroy here.	3976	# coro crashes during coro_state_free->destroy here.
3662		3977
		3978	$RELOAD_WATCHER ||= cf::async {
		3979	Coro::AIO::aio_wait cache_extensions;
		3980
3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3981	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3664	do_reload_perl;	3982	do_reload_perl;
3665	undef $RELOAD_WATCHER;	3983	undef $RELOAD_WATCHER;
		3984	};
3666	};	3985	};
3667	}	3986	}
3668		3987
3669	register_command "reload" => sub {	3988	register_command "reload" => sub {
3670	my ($who, $arg) = @_;	3989	my ($who, $arg) = @_;
…		…
3684		4003
3685	our @WAIT_FOR_TICK;	4004	our @WAIT_FOR_TICK;
3686	our @WAIT_FOR_TICK_BEGIN;	4005	our @WAIT_FOR_TICK_BEGIN;
3687		4006
3688	sub wait_for_tick {	4007	sub wait_for_tick {
3689	return if tick_inhibit;
3690	return if $Coro::current == $Coro::main;	4008	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3691		4009
3692	my $signal = new Coro::Signal;	4010	my $signal = new Coro::Signal;
3693	push @WAIT_FOR_TICK, $signal;	4011	push @WAIT_FOR_TICK, $signal;
3694	$signal->wait;	4012	$signal->wait;
3695	}	4013	}
3696		4014
3697	sub wait_for_tick_begin {	4015	sub wait_for_tick_begin {
3698	return if tick_inhibit;
3699	return if $Coro::current == $Coro::main;	4016	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3700		4017
3701	my $signal = new Coro::Signal;	4018	my $signal = new Coro::Signal;
3702	push @WAIT_FOR_TICK_BEGIN, $signal;	4019	push @WAIT_FOR_TICK_BEGIN, $signal;
3703	$signal->wait;	4020	$signal->wait;
3704	}	4021	}
…		…
3710	return;	4027	return;
3711	}	4028	}
3712		4029
3713	cf::server_tick; # one server iteration	4030	cf::server_tick; # one server iteration
3714		4031
		4032	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4033
3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4034	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4035	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3717	Coro::async_pool {	4036	Coro::async_pool {
3718	$Coro::current->{desc} = "runtime saver";	4037	$Coro::current->{desc} = "runtime saver";
3719	write_runtime_sync	4038	write_runtime_sync
3720	or warn "ERROR: unable to write runtime file: $!";	4039	or error "ERROR: unable to write runtime file: $!";
3721	};	4040	};
3722	}	4041	}
3723		4042
3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4043	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3725	$sig->send;	4044	$sig->send;
…		…
3733		4052
3734	if (0) {	4053	if (0) {
3735	if ($NEXT_TICK) {	4054	if ($NEXT_TICK) {
3736	my $jitter = $TICK_START - $NEXT_TICK;	4055	my $jitter = $TICK_START - $NEXT_TICK;
3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4056	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3738	warn "jitter $JITTER\n";#d#	4057	debug "jitter $JITTER\n";#d#
3739	}	4058	}
3740	}	4059	}
3741	}	4060	}
3742		4061
3743	{	4062	{
3744	# configure BDB	4063	# configure BDB
3745		4064
3746	BDB::min_parallel 8;	4065	BDB::min_parallel 16;
3747	BDB::max_poll_reqs $TICK * 0.1;	4066	BDB::max_poll_reqs $TICK * 0.1;
3748	$Coro::BDB::WATCHER->priority (1);	4067	$AnyEvent::BDB::WATCHER->priority (1);
3749		4068
3750	unless ($DB_ENV) {	4069	unless ($DB_ENV) {
3751	$DB_ENV = BDB::db_env_create;	4070	$DB_ENV = BDB::db_env_create;
3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4071	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753	| BDB::LOG_AUTOREMOVE, 1);	4072	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4073	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4074	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4075	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756		4076
3757	cf::sync_job {	4077	cf::sync_job {
3758	eval {	4078	eval {
…		…
3784	{	4104	{
3785	# configure IO::AIO	4105	# configure IO::AIO
3786		4106
3787	IO::AIO::min_parallel 8;	4107	IO::AIO::min_parallel 8;
3788	IO::AIO::max_poll_time $TICK * 0.1;	4108	IO::AIO::max_poll_time $TICK * 0.1;
3789	$Coro::AIO::WATCHER->priority (1);	4109	undef $AnyEvent::AIO::WATCHER;
3790	}	4110	}
3791		4111
3792	my $_log_backtrace;	4112	my $_log_backtrace;
3793		4113
3794	sub _log_backtrace {	4114	sub _log_backtrace {
…		…
3797	$msg =~ s/\n//;	4117	$msg =~ s/\n//;
3798		4118
3799	# limit the # of concurrent backtraces	4119	# limit the # of concurrent backtraces
3800	if ($_log_backtrace < 2) {	4120	if ($_log_backtrace < 2) {
3801	++$_log_backtrace;	4121	++$_log_backtrace;
		4122	my $perl_bt = Carp::longmess $msg;
3802	async {	4123	async {
3803	$Coro::current->{desc} = "abt $msg";	4124	$Coro::current->{desc} = "abt $msg";
3804		4125
3805	my @bt = fork_call {	4126	my @bt = fork_call {
3806	@addr = map { sprintf "%x", $_ } @addr;	4127	@addr = map { sprintf "%x", $_ } @addr;
…		…
3817	}	4138	}
3818		4139
3819	@funcs	4140	@funcs
3820	};	4141	};
3821		4142
3822	LOG llevInfo, "[ABT] $msg\n";	4143	LOG llevInfo, "[ABT] $perl_bt\n";
		4144	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823	LOG llevInfo, "[ABT] $_\n" for @bt;	4145	LOG llevInfo, "[ABT] $_\n" for @bt;
3824	--$_log_backtrace;	4146	--$_log_backtrace;
3825	};	4147	};
3826	} else {	4148	} else {
3827	LOG llevInfo, "[ABT] $msg\n";	4149	LOG llevInfo, "[ABT] $msg\n";
3828	LOG llevInfo, "[ABT] [suppressed]\n";	4150	LOG llevInfo, "[ABT] [suppressed]\n";
3829	}	4151	}
3830	}	4152	}
3831		4153
3832	# load additional modules	4154	# load additional modules
3833	use cf::pod;	4155	require "cf/$_.pm" for @EXTRA_MODULES;
		4156	cf::_connect_to_perl_2;
3834		4157
3835	END { cf::emergency_save }	4158	END { cf::emergency_save }
3836		4159
3837	1	4160	1
3838		4161

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