[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC vs.
Revision 1.539 by root, Tue May 4 22:49:21 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
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		80
69	our %COMMAND = ();	81	our %COMMAND = ();
70	our %COMMAND_TIME = ();	82	our %COMMAND_TIME = ();
73	our %EXTCMD = ();	85	our %EXTCMD = ();
74	our %EXTICMD = ();	86	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	87	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	88	our %EXT_MAP = (); # pluggable maps
77		89
78	our $RELOAD; # number of reloads so far	90	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	91	our @EVENT;
		92	our @REFLECT; # set by XS
		93	our %REFLECT; # set by us
80		94
81	our $CONFDIR = confdir;	95	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	96	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	97	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	98	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	99	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	100	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	101	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	102	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	103	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	104	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	105	our $BDBDIR = "$LOCALDIR/db";
		106	our $PIDFILE = "$LOCALDIR/pid";
		107	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		108
92	our %RESOURCE;	109	our %RESOURCE; # unused
		110
		111	our $OUTPUT_RATE_MIN = 3000;
		112	our $OUTPUT_RATE_MAX = 1000000;
		113
		114	our $MAX_LINKS = 32; # how many chained exits to follow
		115	our $VERBOSE_IO = 1;
93		116
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	117	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	118	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	119	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	120	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		121
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	122	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	123	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	124	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	125	our $DB_ENV;
105		126
		127	our @EXTRA_MODULES = qw(pod match mapscript);
		128
106	our %CFG;	129	our %CFG;
107		130
108	our $UPTIME; $UPTIME \|\|= time;	131	our $UPTIME; $UPTIME \|\|= time;
109	our $RUNTIME;	132	our $RUNTIME;
110	our $NOW;	133	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	142	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	143	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	144	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	145	our $TICK_START; # for load detecting purposes
123		146
		147	our @POST_INIT;
		148
		149	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		150	our $REALLY_UNLOOP; # never set to true, please :)
		151
124	binmode STDOUT;	152	binmode STDOUT;
125	binmode STDERR;	153	binmode STDERR;
126		154
127	# read virtual server time, if available	155	# read virtual server time, if available
128	unless ($RUNTIME \|\| !-e "$LOCALDIR/runtime") {	156	unless ($RUNTIME \|\| !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	157	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	158	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	159	$RUNTIME = <$fh> + 0.;
132	}	160	}
		161
		162	eval "sub TICK() { $TICK } 1" or die;
133		163
134	mkdir $_	164	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	165	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		166
137	our $EMERGENCY_POSITION;	167	our $EMERGENCY_POSITION;
138		168
139	sub cf::map::normalise;	169	sub cf::map::normalise;
		170
		171	sub in_main() {
		172	$Coro::current == $Coro::main
		173	}
		174
		175	#############################################################################
		176
		177	%REFLECT = ();
		178	for (@REFLECT) {
		179	my $reflect = JSON::XS::decode_json $_;
		180	$REFLECT{$reflect->{class}} = $reflect;
		181	}
		182
		183	# this is decidedly evil
		184	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		185
141	#############################################################################	186	#############################################################################
142		187
143	=head2 GLOBAL VARIABLES	188	=head2 GLOBAL VARIABLES
144		189
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	236	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.	237	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		238
194	=item @cf::INVOKE_RESULTS	239	=item @cf::INVOKE_RESULTS
195		240
196	This array contains the results of the last C<invoke ()> call. When	241	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	242	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	243	that call.
199		244
		245	=item %cf::REFLECT
		246
		247	Contains, for each (C++) class name, a hash reference with information
		248	about object members (methods, scalars, arrays and flags) and other
		249	metadata, which is useful for introspection.
		250
200	=back	251	=back
201		252
202	=cut	253	=cut
203		254
204	BEGIN {	255	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	256	sub warn (@) { LOG llevWarn , join "", @_ }
		257	sub info (@) { LOG llevInfo , join "", @_ }
		258	sub debug(@) { LOG llevDebug, join "", @_ }
		259	sub trace(@) { LOG llevTrace, join "", @_ }
		260
		261	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	262	my $msg = join "", @_;
207		263
208	$msg .= "\n"	264	$msg .= "\n"
209	unless $msg =~ /\n$/;	265	unless $msg =~ /\n$/;
210		266
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	267	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		268
213	LOG llevError, $msg;	269	LOG llevWarn, $msg;
214	};	270	};
215	}
216		271
217	$Coro::State::DIEHOOK = sub {	272	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	273	return unless $^S eq 0; # "eq", not "=="
219		274
220	if ($Coro::current == $Coro::main) {#d#	275	error Carp::longmess $_[0];
		276
		277	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	278	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	279	return;#d#
223	}#d#	280	}#d#
224		281
225	# kill coroutine otherwise	282	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	283	Coro::terminate
228	};	284	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		285
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	286	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	287	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	288	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	289	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	296	for my $pkg (qw(
243	cf::global cf::attachable	297	cf::global cf::attachable
244	cf::object cf::object::player	298	cf::object cf::object::player
245	cf::client cf::player	299	cf::client cf::player
246	cf::arch cf::living	300	cf::arch cf::living
		301	cf::map cf::mapspace
247	cf::map cf::party cf::region	302	cf::party cf::region
248	)) {	303	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	304	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	305	}
252		306
253	$EV::DIED = sub {	307	$EV::DIED = sub {
254	warn "error in event callback: @_";	308	Carp::cluck "error in event callback: @_";
255	};	309	};
256		310
257	#############################################################################	311	#############################################################################
258		312
259	=head2 UTILITY FUNCTIONS	313	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	350	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		351
298	sub encode_json($) { $json_coder->encode ($_[0]) }	352	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	353	sub decode_json($) { $json_coder->decode ($_[0]) }
300		354
		355	=item cf::post_init { BLOCK }
		356
		357	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		358	but I<before> the server starts ticking again.
		359
		360	The cdoeblock will have a single boolean argument to indicate whether this
		361	is a reload or not.
		362
		363	=cut
		364
		365	sub post_init(&) {
		366	push @POST_INIT, shift;
		367	}
		368
301	=item cf::lock_wait $string	369	=item cf::lock_wait $string
302		370
303	Wait until the given lock is available. See cf::lock_acquire.	371	Wait until the given lock is available. See cf::lock_acquire.
304		372
305	=item my $lock = cf::lock_acquire $string	373	=item my $lock = cf::lock_acquire $string
306		374
307	Wait until the given lock is available and then acquires it and returns	375	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,	376	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	377	for example when the coroutine gets canceled), the lock is automatically
310	returned.	378	returned.
311		379
312	Locks are not recursive, locking from the same coro twice results in a	380	Locks are not recursive, locking from the same coro twice results in a
313	deadlocked coro.	381	deadlocked coro.
…		…
319		387
320	Return true if the lock is currently active, i.e. somebody has locked it.	388	Return true if the lock is currently active, i.e. somebody has locked it.
321		389
322	=cut	390	=cut
323		391
324	our %LOCK;	392	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		393
327	sub lock_wait($) {	394	sub lock_wait($) {
328	my ($key) = @_;	395	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	396	}
341		397
342	sub lock_acquire($) {	398	sub lock_acquire($) {
343	my ($key) = @_;	399	$LOCKS->guard ($_[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	}	400	}
357		401
358	sub lock_active($) {	402	sub lock_active($) {
359	my ($key) = @_;	403	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	404	}
363		405
364	sub freeze_mainloop {	406	sub freeze_mainloop {
365	tick_inhibit_inc;	407	tick_inhibit_inc;
366		408
367	Coro::guard \&tick_inhibit_dec;	409	&Guard::guard (\&tick_inhibit_dec);
368	}	410	}
369		411
370	=item cf::periodic $interval, $cb	412	=item cf::periodic $interval, $cb
371		413
372	Like EV::periodic, but randomly selects a starting point so that the actions	414	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	415	get spread over time.
374		416
375	=cut	417	=cut
376		418
377	sub periodic($$) {	419	sub periodic($$) {
378	my ($interval, $cb) = @_;	420	my ($interval, $cb) = @_;
…		…
395		437
396	=cut	438	=cut
397		439
398	our @SLOT_QUEUE;	440	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	441	our $SLOT_QUEUE;
		442	our $SLOT_DECAY = 0.9;
400		443
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	444	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	445	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	446	$Coro::current->desc ("timeslot manager");
404		447
405	my $signal = new Coro::Signal;	448	my $signal = new Coro::Signal;
		449	my $busy;
406		450
407	while () {	451	while () {
408	next_job:	452	next_job:
		453
409	my $avail = cf::till_tick;	454	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	455
411	for (0 .. $#SLOT_QUEUE) {	456	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	457	if ($SLOT_QUEUE[$_][0] <= $avail) {
		458	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	459	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	460	$job->[2]->send;
415	Coro::cede;	461	Coro::cede;
416	goto next_job;	462	goto next_job;
417	}	463	} else {
		464	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	465	}
419	}	466	}
420		467
421	if (@SLOT_QUEUE) {	468	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	469	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	470	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	471	$signal->wait;
425	} else {	472	} else {
		473	$busy = 0;
426	Coro::schedule;	474	Coro::schedule;
427	}	475	}
428	}	476	}
429	};	477	};
430		478
431	sub get_slot($;$$) {	479	sub get_slot($;$$) {
432	return if tick_inhibit \|\| $Coro::current == $Coro::main;	480	return if tick_inhibit \|\| $Coro::current == $Coro::main;
433		481
434	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
435		483
436	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
437	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
438		487
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
467	=cut	516	=cut
468		517
469	sub sync_job(&) {	518	sub sync_job(&) {
470	my ($job) = @_;	519	my ($job) = @_;
471		520
472	if ($Coro::current == $Coro::main) {	521	if (in_main) {
473	my $time = EV::time;	522	my $time = AE::time;
474		523
475	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
477		526
478	LOG llevError, Carp::longmess "sync job";#d#	527	#LOG llevError, Carp::longmess "sync job";#d#
479		528
480	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
481		530
482	my $busy = 1;	531	my $busy = 1;
483	my @res;	532	my @res;
484		533
485	(async {	534	(async {
486	$Coro::current->desc ("sync job coro");	535	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	536	@res = eval { $job->() };
488	warn $@ if $@;	537	error $@ if $@;
489	undef $busy;	538	undef $busy;
490	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
491		540
492	while ($busy) {	541	while ($busy) {
493	if (Coro::nready) {	542	if (Coro::nready) {
…		…
495	} else {	544	} else {
496	EV::loop EV::LOOP_ONESHOT;	545	EV::loop EV::LOOP_ONESHOT;
497	}	546	}
498	}	547	}
499		548
500	my $time = EV::time - $time;	549	my $time = AE::time - $time;
501		550
502	$TICK_START += $time; # do not account sync jobs to server load	551	$TICK_START += $time; # do not account sync jobs to server load
503		552
504	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
505	} else {	554	} else {
…		…
549	reset_signals;	598	reset_signals;
550	&$cb	599	&$cb
551	}, @args;	600	}, @args;
552		601
553	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
		603	}
		604
		605	sub objinfo {
		606	(
		607	"counter value" => cf::object::object_count,
		608	"objects created" => cf::object::create_count,
		609	"objects destroyed" => cf::object::destroy_count,
		610	"freelist size" => cf::object::free_count,
		611	"allocated objects" => cf::object::objects_size,
		612	"active objects" => cf::object::actives_size,
		613	)
554	}	614	}
555		615
556	=item $coin = coin_from_name $name	616	=item $coin = coin_from_name $name
557		617
558	=cut	618	=cut
…		…
595	within each server.	655	within each server.
596		656
597	=cut	657	=cut
598		658
599	sub db_table($) {	659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
600	my ($name) = @_;	663	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	664	my $db = BDB::db_create $DB_ENV;
602		665
603	eval {	666	eval {
604	$db->set_flags (BDB::CHKSUM);	667	$db->set_flags (BDB::CHKSUM);
…		…
614	}	677	}
615		678
616	our $DB;	679	our $DB;
617		680
618	sub db_init {	681	sub db_init {
619	cf::sync_job {
620	$DB \|\|= db_table "db";	682	$DB \|\|= db_table "db";
621	};
622	}	683	}
623		684
624	sub db_get($$) {	685	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
626		687
627	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
628	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
629		692
630	$! ? ()	693	$! ? ()
631	: $data	694	: $data
632	}
633	}	695	}
634		696
635	sub db_put($$$) {	697	sub db_put($$$) {
636	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		755
694	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	757	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
697		759
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		761
700	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
703		765
…		…
713		775
714	=cut	776	=cut
715		777
716	sub datalog($@) {	778	sub datalog($@) {
717	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	781	}
720		782
721	=back	783	=back
722		784
723	=cut	785	=cut
724		786
725	#############################################################################	787	#############################################################################
726		788
727	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
728		790
729	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
732		794
733	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
785		847
786	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
788		850
789	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
791		853
792	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
793		855
794	=over 4	856	=over 4
…		…
918		980
919	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		983
922	} elsif (ref $type) {	984	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
924		986
925	} else {	987	} else {
926	shift @arg;	988	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
928	}	990	}
929	}	991	}
930	}	992	}
931		993
932	sub _object_attach {	994	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
943	}	1005	}
944		1006
945	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
946	} else {	1008	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1010	}
949		1011
950	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
951	}	1013	}
952		1014
…		…
1011		1073
1012	for (@$callbacks) {	1074	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
1014		1076
1015	if ($@) {	1077	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1079	override;
1019	}	1080	}
1020		1081
1021	return 1 if $override;	1082	return 1 if $override;
1022	}	1083	}
…		…
1085		1146
1086	sub reattach {	1147	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1149	my ($obj) = @_;
1089		1150
		1151	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1153
1092	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1093		1155
1094	@$registry = ();	1156	@$registry = ();
1095		1157
…		…
1100	for (@$attach) {	1162	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1103	}	1165	}
1104	} else {	1166	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1168	}
1107	}	1169	}
1108	}	1170	}
1109		1171
1110	cf::attachable->attach (	1172	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1138		1200
1139	sync_job {	1201	sync_job {
1140	if (length $$rdata) {	1202	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1144		1207
1145	if (my $fh = aio_open "$filename~", O_WRONLY \| O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY \| O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1149	close $fh;	1215	aio_close $fh;
1150		1216
1151	if (@$objs) {	1217	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY \| O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY \| O_CREAT, 0600) {
1153	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1157	close $fh;	1226	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1228	}
1160	} else {	1229	} else {
1161	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1162	}	1231	}
1163		1232
1164	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1237	} else {
1166	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1167	}	1239	}
1168	} else {	1240	} else {
1169	aio_unlink $filename;	1241	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1171	}	1243	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1268	$av = $st->{objs};
1197	}	1269	}
1198		1270
1199	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av \|\| []};	1273	$decname, length $data, scalar @{$av \|\| []}
		1274	if $VERBOSE_IO;
1202		1275
1203	($data, $av)	1276	($data, $av)
1204	}	1277	}
1205		1278
1206	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1263		1336
1264	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1265	}	1338	}
1266		1339
		1340	use File::Glob ();
		1341
1267	cf::player->attach (	1342	cf::player->attach (
1268	on_command => sub {	1343	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1270		1345
1271	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1272	or return;	1347	or return;
1273		1348
…		…
1296		1371
1297	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1373	if $reply;
1299		1374
1300	} else {	1375	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1377	}
1303		1378
1304	cf::override;	1379	cf::override;
1305	},	1380	},
1306	);	1381	);
1307		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1308	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1309	cf::sync_job {	1399	cf::sync_job {
1310	my %todo;	1400	my %todo;
1311		1401
1312	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1403	next unless -r $path;
…		…
1331		1421
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.?perl.?#\s(.)$/m;	1423	if $source =~ /\A#!.?perl.?#\s(.)$/m;
1334		1424
1335	$ext{source} =	1425	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1338	. $source	1428	. $source
1339	. "\n};\n1";	1429	. "\n};\n1";
1340		1430
1341	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1342	}	1432	}
1343		1433
		1434	my $pass = 0;
1344	my %done;	1435	my %done;
1345	while (%todo) {	1436	while (%todo) {
1346	my $progress;	1437	my $progress;
1347		1438
		1439	++$pass;
		1440
		1441	ext:
1348	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1444	next ext
1351	unless exists $done{$_};	1445	unless exists $done{$_};
1352	}	1446	}
1353		1447
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1449
1356	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1359		1455
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1457	if exists $v->{meta}{mandatory};
1364		1458
1365	warn $msg;	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1460	delete $todo{$k};
		1461	} else {
		1462	$done{$k} = delete $todo{$k};
		1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1366	}	1468	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1469	}
1372		1470
1373	skip:	1471	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1473
		1474	while (my ($k, $v) = each %todo) {
		1475	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1476	if exists $v->{meta}{mandatory};
		1477	}
		1478	}
1376	}	1479	}
1377	};	1480	};
1378	}	1481	}
1379		1482
1380	#############################################################################	1483	#############################################################################
1381		1484
1382	=back	1485	=back
1383		1486
1384	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1385		1488
1386	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1387		1490
1388	=cut	1491	=cut
1389		1492
1390	package cf::player;	1493	package cf::player;
1391		1494
…		…
1434		1537
1435	sub exists($) {	1538	sub exists($) {
1436	my ($login) = @_;	1539	my ($login) = @_;
1437		1540
1438	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1440	}	1543	}
1441		1544
1442	sub find($) {	1545	sub find($) {
1443	return $cf::PLAYER{$_[0]} \|\| do {	1546	return $cf::PLAYER{$_[0]} \|\| do {
1444	my $login = $_[0];	1547	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1560	or return;
1458		1561
1459	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1460	or return;	1563	or return;
		1564
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1464	}	1568	}
1465	}	1569	}
1466	}	1570	}
1467		1571
		1572	cf::player->attach (
		1573	on_load => sub {
		1574	my ($pl, $path) = @_;
		1575
		1576	# restore slots saved in save, below
		1577	my $slots = delete $pl->{_slots};
		1578
		1579	$pl->ob->current_weapon ($slots->[0]);
		1580	$pl->combat_ob ($slots->[1]);
		1581	$pl->ranged_ob ($slots->[2]);
		1582	},
		1583	);
		1584
1468	sub save($) {	1585	sub save($) {
1469	my ($pl) = @_;	1586	my ($pl) = @_;
1470		1587
1471	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1472		1589
…		…
1477		1594
1478	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1596	$pl->{last_save} = $cf::RUNTIME;
1480		1597
1481	cf::get_slot 0.01;	1598	cf::get_slot 0.01;
		1599
		1600	# save slots, to be restored later
		1601	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1602
1483	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1604	cf::cede_to_tick;
1485	}	1605	}
1486		1606
…		…
1518	my ($pl) = @_;	1638	my ($pl) = @_;
1519		1639
1520	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1521		1641
1522	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1643	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1644
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1529		1650
1530	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1691
1571	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1572	my $path = path $login;	1693	my $path = path $login;
1573		1694
1574	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1701	}
1580		1702
…		…
1584		1706
1585	\@logins	1707	\@logins
1586	}	1708	}
1587		1709
1588	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1589		1713
1590	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1591	player. May block.	1715	player. May block.
1592		1716
1593	=cut	1717	=cut
…		…
1611	}	1735	}
1612		1736
1613	\@paths	1737	\@paths
1614	}	1738	}
1615		1739
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1741
1618	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	\| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ \| .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&/g;
1643	$group =~ s/</</g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	\| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1743
1709	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1710		1745
1711	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1712		1747
…		…
1744		1779
1745	=cut	1780	=cut
1746		1781
1747	sub find_by_path($) {	1782	sub find_by_path($) {
1748	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1749		1786
1750	my ($match, $specificity);	1787	my ($match, $specificity);
1751		1788
1752	for my $region (list) {	1789	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1822	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1823
1787	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1825	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1810		1847
1811	sub register {	1848	sub register {
1812	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1813	my $pkg = caller;	1850	my $pkg = caller;
1814		1851
1815	no strict;
1816	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1817		1853
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	1855	}
1820		1856
1821	# also paths starting with '/'	1857	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		1859
1824	sub thawer_merge {	1860	sub thawer_merge {
1825	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1826		1862
1827	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1925		1961
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1928	}	1964	}
1929		1965
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1966	sub decay_objects {
1940	my ($self) = @_;	1967	my ($self) = @_;
1941		1968
1942	return if $self->{deny_reset};	1969	return if $self->{deny_reset};
1943		1970
…		…
2025	sub find {	2052	sub find {
2026	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
2027		2054
2028	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
2029		2056
2030	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2059
2033	$cf::MAP{$path} \|\| do {	2060	$cf::MAP{$path} \|\| do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
2038	or return;	2062	or return;
2039		2063
2040	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
2041		2065
…		…
2043	or return;	2067	or return;
2044		2068
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
2048	undef $guard1;	2073	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2074	$map->reset;
2051	return find $path;	2075	return find $path;
2052	}	2076	}
2053		2077
2054	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
2055	}	2079	}
2056	}	2080	}
2057		2081
2058	sub pre_load { }	2082	sub pre_load { }
2059	sub post_load { }	2083	#sub post_load { } # XS
2060		2084
2061	sub load {	2085	sub load {
2062	my ($self) = @_;	2086	my ($self) = @_;
2063		2087
2064	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2106	$f->skip_block;
2083	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
2084	or return;	2108	or return;
2085		2109
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
2087	if delete $self->{load_original};	2111	if delete $self->{load_original};
2088		2112
2089	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2114	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2134	$self->decay_objects;
2111	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
2112	$self->update_buttons;	2136	$self->update_buttons;
2113	cf::cede_to_tick;	2137	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2138	$self->activate;
2117	}	2139	}
2118		2140
2119	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2145	}
2124		2146
2125	$self->post_load;	2147	$self->post_load;
2126	}	2148	}
2127		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2153	sub customise_for {
2129	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2130		2155
2131	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2157	if $self->per_player;
…		…
2148	or next;	2173	or next;
2149	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2150	or next;	2175	or next;
2151	$neigh->load;	2176	$neigh->load;
2152		2177
		2178	# now find the diagonal neighbours
2153	push @neigh,	2179	push @neigh,
2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2156	}	2182	}
2157		2183
…		…
2164	}	2190	}
2165		2191
2166	sub find_sync {	2192	sub find_sync {
2167	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
2168		2194
2169	cf::sync_job { find $path, $origin }	2195	return cf::LOG cf::llevError \| cf::logBacktrace, "do_find_sync"
		2196	if $Coro::current == $Coro::main;
		2197
		2198	find $path, $origin
2170	}	2199	}
2171		2200
2172	sub do_load_sync {	2201	sub do_load_sync {
2173	my ($map) = @_;	2202	my ($map) = @_;
2174		2203
2175	cf::LOG cf::llevDebug \| cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError \| cf::logBacktrace, "do_load_sync"
2176	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
2177		2206
2178	cf::sync_job { $map->load };	2207	$map->load;
2179	}	2208	}
2180		2209
2181	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
2182	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
2183		2212
…		…
2209	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2210		2239
2211	()	2240	()
2212	}	2241	}
2213		2242
		2243	# common code, used by both ->save and ->swapout
2214	sub save {	2244	sub _save {
2215	my ($self) = @_;	2245	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2246
2219	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2220		2248
2221	return unless $self->dirty;	2249	return unless $self->dirty;
2222		2250
…		…
2242	} else {	2270	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	2271	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
2244	}	2272	}
2245	}	2273	}
2246		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2247	sub swap_out {	2283	sub swap_out {
2248	my ($self) = @_;	2284	my ($self) = @_;
2249		2285
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2287
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2288	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2289	return if $self->{deny_save};
		2290	return if $self->players;
2258		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
2259	$self->in_memory (cf::MAP_SWAPPED);	2295	$self->in_memory (cf::MAP_SWAPPED);
		2296
		2297	# then atomically save
		2298	$self->_save;
		2299
		2300	# then free the map
		2301	$self->clear;
		2302	}
		2303
		2304	sub reset_at {
		2305	my ($self) = @_;
		2306
		2307	# TODO: safety, remove and allow resettable per-player maps
		2308	return 1e99 if $self->{deny_reset};
		2309
		2310	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2311	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
		2312
		2313	$time + $to
		2314	}
		2315
		2316	sub should_reset {
		2317	my ($self) = @_;
		2318
		2319	$self->reset_at <= $cf::RUNTIME
		2320	}
		2321
		2322	sub reset {
		2323	my ($self) = @_;
		2324
		2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2326
		2327	return if $self->players;
		2328
		2329	cf::trace "resetting map ", $self->path, "\n";
		2330
		2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# need to save uniques path
		2334	unless ($self->{deny_save}) {
		2335	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2336
		2337	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2338	if $uniq;
		2339	}
		2340
		2341	delete $cf::MAP{$self->path};
2260		2342
2261	$self->deactivate;	2343	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2344	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->clear;	2345	$self->clear;
2264	}
2265
2266	sub reset_at {
2267	my ($self) = @_;
2268
2269	# TODO: safety, remove and allow resettable per-player maps
2270	return 1e99 if $self->{deny_reset};
2271
2272	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
2274
2275	$time + $to
2276	}
2277
2278	sub should_reset {
2279	my ($self) = @_;
2280
2281	$self->reset_at <= $cf::RUNTIME
2282	}
2283
2284	sub reset {
2285	my ($self) = @_;
2286
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289	return if $self->players;
2290
2291	warn "resetting map ", $self->path;
2292
2293	$self->in_memory (cf::MAP_SWAPPED);
2294
2295	# need to save uniques path
2296	unless ($self->{deny_save}) {
2297	my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2300	if $uniq;
2301	}
2302
2303	delete $cf::MAP{$self->path};
2304
2305	$self->deactivate;
2306	$_->clear_links_to ($self) for values %cf::MAP;
2307	$self->clear;
2308		2346
2309	$self->unlink_save;	2347	$self->unlink_save;
2310	$self->destroy;	2348	$self->destroy;
2311	}	2349	}
2312		2350
…		…
2320		2358
2321	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2322		2360
2323	$self->unlink_save;	2361	$self->unlink_save;
2324		2362
2325	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2326	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2327	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2328	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330		2368
…		…
2387	: normalise $_	2425	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2427	]
2390	}	2428	}
2391		2429
		2430	=item cf::map::static_maps
		2431
		2432	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2433	file in the shared directory excluding F</styles> and F</editor>). May
		2434	block.
		2435
		2436	=cut
		2437
		2438	sub static_maps() {
		2439	my @dirs = "";
		2440	my @maps;
		2441
		2442	while (@dirs) {
		2443	my $dir = shift @dirs;
		2444
		2445	next if $dir eq "/styles" \|\| $dir eq "/editor";
		2446
		2447	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2448	or return;
		2449
		2450	for (@$files) {
		2451	s/\.map$// or next;
		2452	utf8::decode $_;
		2453	push @maps, "$dir/$_";
		2454	}
		2455
		2456	push @dirs, map "$dir/$_", @$dirs;
		2457	}
		2458
		2459	\@maps
		2460	}
		2461
2392	=back	2462	=back
2393		2463
2394	=head3 cf::object	2464	=head3 cf::object
2395		2465
2396	=cut	2466	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2527	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2459		2529
2460	=cut	2530	=cut
2461		2531
		2532	our $SAY_CHANNEL = {
		2533	id => "say",
		2534	title => "Map",
		2535	reply => "say ",
		2536	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2537	};
		2538
		2539	our $CHAT_CHANNEL = {
		2540	id => "chat",
		2541	title => "Chat",
		2542	reply => "chat ",
		2543	tooltip => "Player chat and shouts, global to the server.",
		2544	};
		2545
2462	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2547	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2548	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2563
2480	} else {	2564	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2567	}
2484	}	2568	}
2485	}	2569	}
2486		2570
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2596
2513	=item $player_object->enter_link	2597	=item $player_object->enter_link
2514		2598
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2599	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2600
2517	The player should be reasonably safe there for short amounts of time. You	2601	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2602	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2603	though, as the player cannot control the character while it is on the link
		2604	map.
2519		2605
2520	Will never block.	2606	Will never block.
2521		2607
2522	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2523		2609
…		…
2543	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2544	my ($self) = @_;	2630	my ($self) = @_;
2545		2631
2546	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2547		2633
		2634	++$self->{_link_recursion};
		2635
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2637
2550	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2552		2640
2553	$self->enter_map ($LINK_MAP \|\| link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP \|\| link_map, 3, 3);
2554	}	2642	}
2555		2643
2556	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2558		2646
…		…
2575	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2577		2665
2578	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2581		2669
2582	$map->load;	2670	$map->load;
2583	$map->load_neighbours;	2671	$map->load_neighbours;
2584		2672
2585	return unless $self->contr->active;	2673	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2674
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2590	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2591		2682
		2683	}
		2684
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2685	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2593		2686
2594	Moves the player to the given map-path and coordinates by first freezing	2687	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2689	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2690	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2691	be called at the end of this process.
2599		2692
		2693	Note that $check will be called with a potentially non-loaded map, so if
		2694	it needs a loaded map it has to call C<< ->load >>.
		2695
2600	=cut	2696	=cut
2601		2697
2602	our $GOTOGEN;	2698	our $GOTOGEN;
2603		2699
2604	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2605	my ($self, $path, $x, $y, $check, $done) = @_;	2701	my ($self, $path, $x, $y, $check, $done) = @_;
		2702
		2703	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2704	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2705	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2706	($path, $x, $y) = @$EMERGENCY_POSITION;
		2707	}
2606		2708
2607	# do generation counting so two concurrent goto's will be executed in-order	2709	# do generation counting so two concurrent goto's will be executed in-order
2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2609		2711
2610	$self->enter_link;	2712	$self->enter_link;
…		…
2634	my $map = eval {	2736	my $map = eval {
2635	my $map = defined $path ? cf::map::find $path : undef;	2737	my $map = defined $path ? cf::map::find $path : undef;
2636		2738
2637	if ($map) {	2739	if ($map) {
2638	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2639	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2640	} else {	2742	} else {
2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE \| cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE \| cf::NDI_RED);
2642	}	2744	}
2643		2745
2644	$map	2746	$map
…		…
2652	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2653	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2654	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2655	}	2757	}
2656		2758
2657	$done->() if $done;	2759	$done->($self) if $done;
2658	})->prio (1);	2760	})->prio (1);
2659	}	2761	}
2660		2762
2661	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2662		2764
…		…
2682	}	2784	}
2683		2785
2684	sub prepare_random_map {	2786	sub prepare_random_map {
2685	my ($exit) = @_;	2787	my ($exit) = @_;
2686		2788
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2791	# that depends on the exit object
2692		2792
2693	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2795	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2700	}	2802	}
2701		2803
2702	$rmp->{random_seed} \|\|= $exit->random_seed;	2804	$rmp->{random_seed} \|\|= $exit->random_seed;
2703		2805
2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2708	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2812	undef $fh;
2711	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2712		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2715	}	2821	}
2716	}	2822	}
2717		2823
2718	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2720		2826
2721	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2722		2828
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2829	$self->enter_link;
2735		2830
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2831	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2832	$Coro::current->{desc} = "enter_exit";
2742		2833
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2834	unless (eval {
		2835	$self->deactivate_recursive; # just to be sure
		2836
		2837	# random map handling
		2838	{
		2839	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2840
		2841	prepare_random_map $exit
		2842	if $exit->slaying eq "/!";
		2843	}
		2844
		2845	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2846	my $x = $exit->stats->hp;
		2847	my $y = $exit->stats->sp;
		2848
2745	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2746		2850
		2851	# if exit is damned, update players death & WoR home-position
		2852	$self->contr->savebed ($map, $x, $y)
		2853	if $exit->flag (cf::FLAG_DAMNED);
		2854
2747	1;	2855	1
2748	}) {	2856	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2858	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE \| cf::NDI_RED);	2860	cf::NDI_UNIQUE \| cf::NDI_RED);
2753		2861
2754	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2755	$self->leave_link;	2863	$self->leave_link;
2756	}	2864	}
2757	})->prio (1);	2865	})->prio (1);
2758	}	2866	}
2759		2867
…		…
2771	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2773		2881
2774	utf8::encode $text;	2882	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);	2883	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);
		2884	}
		2885
		2886	=item $client->send_big_packet ($pkt)
		2887
		2888	Like C<send_packet>, but tries to compress large packets, and fragments
		2889	them as required.
		2890
		2891	=cut
		2892
		2893	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2894
		2895	sub cf::client::send_big_packet {
		2896	my ($self, $pkt) = @_;
		2897
		2898	# try lzf for large packets
		2899	$pkt = "lzf " . Compress::LZF::compress $pkt
		2900	if 1024 <= length $pkt and $self->{can_lzf};
		2901
		2902	# split very large packets
		2903	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2904	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2905	$pkt = "frag";
		2906	}
		2907
		2908	$self->send_packet ($pkt);
2776	}	2909	}
2777		2910
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2912
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2917
2785	=cut	2918	=cut
2786		2919
2787	# non-persistent channels (usually the info channel)	2920	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2921	our %CHANNEL = (
		2922	"c/motd" => {
		2923	id => "infobox",
		2924	title => "MOTD",
		2925	reply => undef,
		2926	tooltip => "The message of the day",
		2927	},
2789	"c/identify" => {	2928	"c/identify" => {
2790	id => "infobox",	2929	id => "infobox",
2791	title => "Identify",	2930	title => "Identify",
2792	reply => undef,	2931	reply => undef,
2793	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2934	"c/examine" => {
2796	id => "infobox",	2935	id => "infobox",
2797	title => "Examine",	2936	title => "Examine",
2798	reply => undef,	2937	reply => undef,
2799	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
		2939	},
		2940	"c/shopinfo" => {
		2941	id => "infobox",
		2942	title => "Shop Info",
		2943	reply => undef,
		2944	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2945	},
2801	"c/book" => {	2946	"c/book" => {
2802	id => "infobox",	2947	id => "infobox",
2803	title => "Book",	2948	title => "Book",
2804	reply => undef,	2949	reply => undef,
…		…
2820	id => "infobox",	2965	id => "infobox",
2821	title => "Body Parts",	2966	title => "Body Parts",
2822	reply => undef,	2967	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2968	tooltip => "Shows which body parts you posess and are available",
2824	},	2969	},
		2970	"c/statistics" => {
		2971	id => "infobox",
		2972	title => "Statistics",
		2973	reply => undef,
		2974	tooltip => "Shows your primary statistics",
		2975	},
		2976	"c/skills" => {
		2977	id => "infobox",
		2978	title => "Skills",
		2979	reply => undef,
		2980	tooltip => "Shows your experience per skill and item power",
		2981	},
		2982	"c/shopitems" => {
		2983	id => "infobox",
		2984	title => "Shop Items",
		2985	reply => undef,
		2986	tooltip => "Shows the items currently for sale in this shop",
		2987	},
		2988	"c/resistances" => {
		2989	id => "infobox",
		2990	title => "Resistances",
		2991	reply => undef,
		2992	tooltip => "Shows your resistances",
		2993	},
		2994	"c/pets" => {
		2995	id => "infobox",
		2996	title => "Pets",
		2997	reply => undef,
		2998	tooltip => "Shows information abotu your pets/a specific pet",
		2999	},
		3000	"c/perceiveself" => {
		3001	id => "infobox",
		3002	title => "Perceive Self",
		3003	reply => undef,
		3004	tooltip => "You gained detailed knowledge about yourself",
		3005	},
2825	"c/uptime" => {	3006	"c/uptime" => {
2826	id => "infobox",	3007	id => "infobox",
2827	title => "Uptime",	3008	title => "Uptime",
2828	reply => undef,	3009	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	3010	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	3013	id => "infobox",
2833	title => "Map Info",	3014	title => "Map Info",
2834	reply => undef,	3015	reply => undef,
2835	tooltip => "Information related to the maps",	3016	tooltip => "Information related to the maps",
2836	},	3017	},
		3018	"c/party" => {
		3019	id => "party",
		3020	title => "Party",
		3021	reply => "gsay ",
		3022	tooltip => "Messages and chat related to your party",
		3023	},
		3024	"c/death" => {
		3025	id => "death",
		3026	title => "Death",
		3027	reply => undef,
		3028	tooltip => "Reason for and more info about your most recent death",
		3029	},
		3030	"c/say" => $SAY_CHANNEL,
		3031	"c/chat" => $CHAT_CHANNEL,
2837	);	3032	);
2838		3033
2839	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3036
2842	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2843		3039
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3041
2846	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3043	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3044	$channel = $CHANNEL{$channel};
2849		3045
2850	$self->ext_msg (channel_info => $channel)	3046	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3047	$channel = $channel->{id};
2854		3048
2855	} elsif (ref $channel) {	3049	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3054	}
2862		3055
2863	$channel = $channel->{id};	3056	$channel = $channel->{id};
2864	}	3057	}
2865		3058
2866	return unless @extra \|\| length $msg;	3059	return unless @extra \|\| length $msg;
2867		3060
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3061	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK \| cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK \| cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2872		3064
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3068	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	\|\| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	\|\| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	\|\| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	\|\| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3069
2887	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b\|i\|u\|fixed\|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3071	}
2901		3072
2902	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2903		3074
2904	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2907		3078
2908	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2910		3081
2911	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3087	}
2917	}	3088	}
2918		3089
2919	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2920		3091
…		…
2924		3095
2925	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2927		3098
2928	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3102	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3105	}
2935	}	3106	}
2936		3107
2937	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2938		3109
…		…
3009		3180
3010	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
3011	if $reply;	3182	if $reply;
3012		3183
3013	} else {	3184	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3185	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3186	}
3016		3187
3017	cf::override;	3188	cf::override;
3018	},	3189	},
3019	);	3190	);
…		…
3039		3210
3040	$coro	3211	$coro
3041	}	3212	}
3042		3213
3043	cf::client->attach (	3214	cf::client->attach (
3044	on_destroy => sub {	3215	on_client_destroy => sub {
3045	my ($ns) = @_;	3216	my ($ns) = @_;
3046		3217
3047	$_->cancel for values %{ (delete $ns->{_coro}) \|\| {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) \|\| {} };
3048	},	3219	},
3049	);	3220	);
…		…
3065	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
3066		3237
3067	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
3068		3239
3069	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
3072	sort time	3243	sort time
3073	));	3244	));
3074		3245
3075	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
3078		3249
3079	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
3080		3251
3081	cf::object	3252	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3253	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
3084		3256
3085	cf::object::player	3257	cf::object::player
3086	player	3258	player
3087		3259
3088	cf::player	3260	cf::player
…		…
3093		3265
3094	=cut	3266	=cut
3095		3267
3096	for (	3268	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3271	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
3103	) {	3275	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3278	for @funs;
3108	}	3279	}
3109		3280
…		…
3124		3295
3125	my $qcode = $code;	3296	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
3128		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
3129	local $_;	3303	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3304
3132	my $eval =	3305	my $eval =
3133	"do {\n"	3306	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3309	. $code
3137	. "\n}"	3310	. "\n}"
3138	;	3311	;
3139		3312
		3313	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
3143		3322
3144	if ($@) {	3323	if ($@) {
3145	warn "$@";	3324	warn "$@",
3146	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
3148	}	3327	}
3149		3328
3150	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
3151	}	3330	}
3152		3331
…		…
3166	=cut	3345	=cut
3167		3346
3168	sub register_script_function {	3347	sub register_script_function {
3169	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
3170		3349
3171	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
3173	}	3352	}
3174		3353
3175	=back	3354	=back
3176		3355
3177	=cut	3356	=cut
…		…
3186	# for this (global event?)	3365	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3367
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3369
3191	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
3192		3371
3193	my $facedata;	3372	my $facedata;
3194	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
3195	or die "$path: $!";	3374	or die "$path: $!";
3196		3375
…		…
3198		3377
3199	$facedata->{version} == 2	3378	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3380
3202	# patch in the exptable	3381	# patch in the exptable
		3382	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3384	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3385	data => $exp_table,
		3386	hash => (Digest::MD5::md5 $exp_table),
3206	};	3387	};
3207	cf::cede_to_tick;	3388	cf::cede_to_tick;
3208		3389
3209	{	3390	{
3210	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;
3214		3395
3215	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3400
3220	cf::cede_to_tick;	3401	cf::cede_to_tick;
3221	}	3402	}
3222		3403
3223	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
…		…
3228		3409
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3413	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3415	}
3235		3416
3236	cf::cede_to_tick;	3417	cf::cede_to_tick;
3237	}	3418	}
3238	}	3419	}
…		…
3247		3428
3248	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
3249	}	3430	}
3250		3431
3251	{	3432	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
3255		3434
3256	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3436	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) \|\| cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) \|\| cf::face::alloc $name;
3259	my $data;
3260		3438
3261	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} \|\| {} },
3267	});
3268
3269	$data = pack "(w/a)", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3440	cf::face::set_type $idx, $info->{type};
3276	} else {	3441	} else {
3277	$RESOURCE{$name} = $info;	3442	$RESOURCE{$name} = $info; # unused
3278	}	3443	}
3279		3444
3280	cf::cede_to_tick;	3445	cf::cede_to_tick;
3281	}	3446	}
3282	}	3447	}
3283		3448
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3450
3286	1	3451	1
3287	}	3452	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3453
3309	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3455	my ($ns, $want) = @_;
3311		3456
3312	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
…		…
3351	sub reload_treasures {	3496	sub reload_treasures {
3352	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3353	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3354	}	3499	}
3355		3500
		3501	sub reload_sound {
		3502	trace "loading sound config from $DATADIR/sound\n";
		3503
		3504	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3505	or die "$DATADIR/sound $!";
		3506
		3507	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3508
		3509	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3510	my $sound = $soundconf->{compat}[$_]
		3511	or next;
		3512
		3513	my $face = cf::face::find "sound/$sound->[1]";
		3514	cf::sound::set $sound->[0] => $face;
		3515	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3516	}
		3517
		3518	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3519	my $face = cf::face::find "sound/$v";
		3520	cf::sound::set $k => $face;
		3521	}
		3522	}
		3523
3356	sub reload_resources {	3524	sub reload_resources {
3357	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3358		3526
3359	reload_facedata;	3527	reload_facedata;
		3528	reload_sound;
3360	reload_archetypes;	3529	reload_archetypes;
3361	reload_regions;	3530	reload_regions;
3362	reload_treasures;	3531	reload_treasures;
3363		3532
3364	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3365	}
3366
3367	sub init {
3368	my $guard = freeze_mainloop;
3369
3370	reload_resources;
3371	}	3534	}
3372		3535
3373	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3374	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3375	or return;	3540	or return;
3376		3541
3377	local $/;	3542	local $/;
3378	*CFG = YAML::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3379		3544
3380	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_104_115", 49, 38];
3381		3546
3382	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3547	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3383	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3548	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3384		3549
3385	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3387	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3388	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3389	};	3554	};
3390	warn $@ if $@;	3555	warn $@ if $@;
3391	}	3556	}
		3557
		3558	trace "finished reloading resource files\n";
		3559	}
		3560
		3561	sub pidfile() {
		3562	sysopen my $fh, $PIDFILE, O_RDWR \| O_CREAT
		3563	or die "$PIDFILE: $!";
		3564	flock $fh, &Fcntl::LOCK_EX
		3565	or die "$PIDFILE: flock: $!";
		3566	$fh
		3567	}
		3568
		3569	# make sure only one server instance is running at any one time
		3570	sub atomic {
		3571	my $fh = pidfile;
		3572
		3573	my $pid = <$fh>;
		3574	kill 9, $pid if $pid > 0;
		3575
		3576	seek $fh, 0, 0;
		3577	print $fh $$;
		3578	}
		3579
		3580	sub main_loop {
		3581	trace "EV::loop starting\n";
		3582	if (1) {
		3583	EV::loop;
		3584	}
		3585	trace "EV::loop returned\n";
		3586	goto &main_loop unless $REALLY_UNLOOP;
3392	}	3587	}
3393		3588
3394	sub main {	3589	sub main {
		3590	cf::init_globals; # initialise logging
		3591
		3592	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3593	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3594	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3595	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3596
		3597	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3598
3395	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3396	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3601	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3398	(async {	3602	(async {
3399	$Coro::current->{desc} = "IDLE BUG HANDLER";	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
3400	EV::loop EV::LOOP_ONESHOT;	3604	EV::loop EV::LOOP_ONESHOT;
3401	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3402	};	3606	};
3403		3607
3404	{	3608	evthread_start IO::AIO::poll_fileno;
3405	my $guard = freeze_mainloop;	3609
		3610	cf::sync_job {
		3611	cf::init_experience;
		3612	cf::init_anim;
		3613	cf::init_attackmess;
		3614	cf::init_dynamic;
		3615
		3616	cf::load_settings;
		3617	cf::load_materials;
		3618
		3619	reload_resources;
3406	reload_config;	3620	reload_config;
3407	db_init;	3621	db_init;
		3622
		3623	cf::init_uuid;
		3624	cf::init_signals;
		3625	cf::init_skills;
		3626
		3627	cf::init_beforeplay;
		3628
		3629	atomic;
		3630
3408	load_extensions;	3631	load_extensions;
3409		3632
3410	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3633	utime time, time, $RUNTIMEFILE;
3411	evthread_start IO::AIO::poll_fileno;	3634
		3635	# no (long-running) fork's whatsoever before this point(!)
		3636	use POSIX ();
		3637	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3638
		3639	(pop @POST_INIT)->(0) while @POST_INIT;
3412	}	3640	};
3413		3641
3414	EV::loop;	3642	cf::object::thawer::errors_are_fatal 0;
		3643	info "parse errors in files are no longer fatal from this point on.\n";
		3644
		3645	main_loop;
3415	}	3646	}
3416		3647
3417	#############################################################################	3648	#############################################################################
3418	# initialisation and cleanup	3649	# initialisation and cleanup
3419		3650
3420	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3421	BEGIN {	3652	BEGIN {
3422	our %SIGWATCHER = ();	3653	our %SIGWATCHER = ();
3423	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3425	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3426	};	3657	};
3427	}	3658	}
3428	}	3659	}
3429		3660
3430	sub write_runtime_sync {	3661	sub write_runtime_sync {
3431	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3432		3663
3433	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3434	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3435		3666
3436	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3437		3668
3438	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3439		3670
3440	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY \| O_CREAT \| O_TRUNC, 0644
3441	or return;	3672	or return;
3442		3673
3443	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3444	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3445	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3455	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3456		3687
3457	close $fh	3688	close $fh
3458	or return;	3689	or return;
3459		3690
3460	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3461	and return;	3692	and return;
3462		3693
3463	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3464		3695
3465	1	3696	1
3466	}	3697	}
3467		3698
3468	our $uuid_lock;	3699	our $uuid_lock;
…		…
3477	my $uuid = "$LOCALDIR/uuid";	3708	my $uuid = "$LOCALDIR/uuid";
3478		3709
3479	my $fh = aio_open "$uuid~", O_WRONLY \| O_CREAT, 0644	3710	my $fh = aio_open "$uuid~", O_WRONLY \| O_CREAT, 0644
3480	or return;	3711	or return;
3481		3712
3482	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3713	my $value = uuid_seq uuid_cur;
		3714
		3715	unless ($value) {
		3716	info "cowardly refusing to write zero uuid value!\n";
		3717	return;
		3718	}
		3719
		3720	my $value = uuid_str $value + $uuid_skip;
3483	$uuid_skip = 0;	3721	$uuid_skip = 0;
3484		3722
3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3723	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3486	and return;	3724	and return;
3487		3725
…		…
3493	or return;	3731	or return;
3494		3732
3495	aio_rename "$uuid~", $uuid	3733	aio_rename "$uuid~", $uuid
3496	and return;	3734	and return;
3497		3735
3498	warn "uuid file written ($value).\n";	3736	trace "uuid file written ($value).\n";
3499		3737
3500	1	3738	1
3501		3739
3502	}	3740	}
3503		3741
…		…
3509	}	3747	}
3510		3748
3511	sub emergency_save() {	3749	sub emergency_save() {
3512	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3513		3751
3514	warn "enter emergency perl save\n";	3752	info "emergency_perl_save: enter\n";
		3753
		3754	# this is a trade-off: we want to be very quick here, so
		3755	# save all maps without fsync, and later call a global sync
		3756	# (which in turn might be very very slow)
		3757	local $USE_FSYNC = 0;
3515		3758
3516	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3517	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3518	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3519	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3520	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3521	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3522	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3523	$pl->valid or next;	3768	$pl->valid or next;
3524	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3525	$pl->save;	3770	$pl->save;
3526	}	3771	}
3527	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3528		3773
3529	warn "begin emergency map save\n";	3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
		3776	info "emergency_perl_save: begin map save\n";
3530	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3531	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3532	$map->valid or next;	3779	$map->valid or next;
3533	$map->save;	3780	$map->save;
3534	}	3781	}
3535	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3536		3783
3537	warn "begin emergency database checkpoint\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin database checkpoint\n";
3538	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3539	warn "end emergency database checkpoint\n";	3788	info "emergency_perl_save: end database checkpoint\n";
3540		3789
3541	warn "begin write uuid\n";	3790	info "emergency_perl_save: begin write uuid\n";
3542	write_uuid_sync 1;	3791	write_uuid_sync 1;
3543	warn "end write uuid\n";	3792	info "emergency_perl_save: end write uuid\n";
		3793
		3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	trace "emergency_perl_save: syncing database to disk";
		3797	BDB::db_env_txn_checkpoint $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs \|\| BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3544	};	3812	};
3545		3813
3546	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3547	}	3815	}
3548		3816
3549	sub post_cleanup {	3817	sub post_cleanup {
3550	my ($make_core) = @_;	3818	my ($make_core) = @_;
3551		3819
		3820	IO::AIO::flush;
		3821
3552	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3553	if $make_core;	3823	if $make_core;
		3824
		3825	my $fh = pidfile;
		3826	unlink $PIDFILE if <$fh> == $$;
		3827	}
		3828
		3829	# a safer delete_package, copied from Symbol
		3830	sub clear_package($) {
		3831	my $pkg = shift;
		3832
		3833	# expand to full symbol table name if needed
		3834	unless ($pkg =~ /^main::.*::$/) {
		3835	$pkg = "main$pkg" if $pkg =~ /^::/;
		3836	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3837	$pkg .= '::' unless $pkg =~ /::$/;
		3838	}
		3839
		3840	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3841	my $stem_symtab = *{$stem}{HASH};
		3842
		3843	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3844	or return;
		3845
		3846	# clear all symbols
		3847	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3848	for my $name (keys %$leaf_symtab) {
		3849	_gv_clear *{"$pkg$name"};
		3850	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3851	}
3554	}	3852	}
3555		3853
3556	sub do_reload_perl() {	3854	sub do_reload_perl() {
3557	# can/must only be called in main	3855	# can/must only be called in main
3558	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3559	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3560	return;	3858	return;
3561	}	3859	}
3562		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3563	warn "reloading...";	3866	info "reloading...";
3564		3867
3565	warn "entering sync_job";	3868	trace "entering sync_job";
3566		3869
3567	cf::sync_job {	3870	cf::sync_job {
3568	cf::write_runtime_sync; # external watchdog should not bark
3569	cf::emergency_save;	3871	cf::emergency_save;
3570	cf::write_runtime_sync; # external watchdog should not bark
3571		3872
3572	warn "syncing database to disk";
3573	BDB::db_env_txn_checkpoint $DB_ENV;
3574
3575	# if anything goes wrong in here, we should simply crash as we already saved
3576
3577	warn "flushing outstanding aio requests";
3578	for (;;) {
3579	BDB::flush;
3580	IO::AIO::flush;
3581	Coro::cede_notself;
3582	last unless IO::AIO::nreqs \|\| BDB::nreqs;
3583	warn "iterate...";
3584	}
3585
3586	++$RELOAD;
3587
3588	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3589	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3590	%EXT_CORO = ();	3875	%EXT_CORO = ();
3591		3876
3592	warn "removing commands";	3877	trace "removing commands";
3593	%COMMAND = ();	3878	%COMMAND = ();
3594		3879
3595	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3596	%EXTCMD = ();	3881	%EXTCMD = ();
3597	%EXTICMD = ();	3882	%EXTICMD = ();
3598		3883
3599	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3600	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3601	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3602		3887
3603	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3604	eval {	3889	eval {
3605	$cb->($pkg);	3890	$cb->($pkg);
3606	1	3891	1
3607	} or warn "$pkg unloaded, but with errors: $@";	3892	} or error "$pkg unloaded, but with errors: $@";
		3893	}
		3894
		3895	trace "... clearing $pkg";
		3896	clear_package $pkg;
3608	}	3897	}
3609		3898
3610	warn "... nuking $pkg";
3611	Symbol::delete_package $pkg;
3612	}
3613
3614	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3615	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3616	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3617		3902
3618	warn "... unloading $k";	3903	trace "... unloading $k";
3619	delete $INC{$k};	3904	delete $INC{$k};
3620		3905
3621	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3622	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3623		3908
3624	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3625	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3626	}	3914	}
3627		3915
3628	Symbol::delete_package $k;
3629	}
3630
3631	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3632	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3633	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3918	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3634		3919
3635	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3636	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3637	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3638		3923
3639	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3640	# and global variables created in xs	3925	# and global variables created in xs
3641	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3642		3927
3643	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3644		3929
3645	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3646	require cf;	3931	require cf;
3647	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3648		3933
3649	warn "loading config and database again";	3934	trace "loading config and database again";
3650	cf::reload_config;	3935	cf::reload_config;
3651		3936
3652	warn "loading extensions";	3937	trace "loading extensions";
3653	cf::load_extensions;	3938	cf::load_extensions;
3654		3939
		3940	if ($REATTACH_ON_RELOAD) {
3655	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3656	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3657	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3658	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3659	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3660	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3661		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3662	warn "leaving sync_job";	3952	trace "leaving sync_job";
3663		3953
3664	1	3954	1
3665	} or do {	3955	} or do {
3666	warn $@;	3956	error $@;
3667	cf::cleanup "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
		3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3668	};	3962	}
3669		3963
3670	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3671	};	3966	};
3672		3967
3673	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3674		3969
3675	sub reload_perl() {	3970	sub reload_perl() {
3676	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3677	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3678		3973
		3974	$RELOAD_WATCHER \|\|= cf::async {
		3975	Coro::AIO::aio_wait cache_extensions;
		3976
3679	$RELOAD_WATCHER \|\|= EV::timer 0, 0, sub {	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3680	do_reload_perl;	3978	do_reload_perl;
3681	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
		3980	};
3682	};	3981	};
3683	}	3982	}
3684		3983
3685	register_command "reload" => sub {	3984	register_command "reload" => sub {
3686	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
…		…
3700		3999
3701	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3702	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3703		4002
3704	sub wait_for_tick {	4003	sub wait_for_tick {
3705	return if tick_inhibit \|\| $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit \|\| $Coro::current == $Coro::main;
3706		4005
3707	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3709	$signal->wait;	4008	$signal->wait;
3710	}	4009	}
3711		4010
3712	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3713	return if tick_inhibit \|\| $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit \|\| $Coro::current == $Coro::main;
3714		4013
3715	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3717	$signal->wait;	4016	$signal->wait;
3718	}	4017	}
…		…
3724	return;	4023	return;
3725	}	4024	}
3726		4025
3727	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3728		4027
		4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4029
3729	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3730	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3731	Coro::async_pool {	4032	Coro::async_pool {
3732	$Coro::current->{desc} = "runtime saver";	4033	$Coro::current->{desc} = "runtime saver";
3733	write_runtime_sync	4034	write_runtime_sync
3734	or warn "ERROR: unable to write runtime file: $!";	4035	or error "ERROR: unable to write runtime file: $!";
3735	};	4036	};
3736	}	4037	}
3737		4038
3738	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3739	$sig->send;	4040	$sig->send;
…		…
3747		4048
3748	if (0) {	4049	if (0) {
3749	if ($NEXT_TICK) {	4050	if ($NEXT_TICK) {
3750	my $jitter = $TICK_START - $NEXT_TICK;	4051	my $jitter = $TICK_START - $NEXT_TICK;
3751	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3752	warn "jitter $JITTER\n";#d#	4053	debug "jitter $JITTER\n";#d#
3753	}	4054	}
3754	}	4055	}
3755	}	4056	}
3756		4057
3757	{	4058	{
3758	# configure BDB	4059	# configure BDB
3759		4060
3760	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3761	BDB::max_poll_reqs $TICK * 0.1;	4062	BDB::max_poll_reqs $TICK * 0.1;
3762	$Coro::BDB::WATCHER->priority (1);	4063	$AnyEvent::BDB::WATCHER->priority (1);
3763		4064
3764	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3765	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
3766	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC	4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT);
3767	\| BDB::LOG_AUTOREMOVE, 1);	4068	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4069	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3768	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3769	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3770		4072
3771	cf::sync_job {	4073	cf::sync_job {
3772	eval {	4074	eval {
…		…
3798	{	4100	{
3799	# configure IO::AIO	4101	# configure IO::AIO
3800		4102
3801	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3802	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3803	$Coro::AIO::WATCHER->priority (1);	4105	undef $AnyEvent::AIO::WATCHER;
3804	}	4106	}
3805		4107
3806	my $_log_backtrace;	4108	my $_log_backtrace;
3807		4109
3808	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3811	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3812		4114
3813	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3814	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3815	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3816	async {	4119	async {
3817	$Coro::current->{desc} = "abt $msg";	4120	$Coro::current->{desc} = "abt $msg";
3818		4121
3819	my @bt = fork_call {	4122	my @bt = fork_call {
3820	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
…		…
3831	}	4134	}
3832		4135
3833	@funcs	4136	@funcs
3834	};	4137	};
3835		4138
3836	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3837	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3838	--$_log_backtrace;	4142	--$_log_backtrace;
3839	};	4143	};
3840	} else {	4144	} else {
3841	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3842	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3843	}	4147	}
3844	}	4148	}
3845		4149
3846	# load additional modules	4150	# load additional modules
3847	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3848		4153
3849	END { cf::emergency_save }	4154	END { cf::emergency_save }
3850		4155
3851	1	4156	1
3852		4157

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC vs. Revision 1.539 by root, Tue May 4 22:49:21 2010 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC vs.
Revision 1.539 by root, Tue May 4 22:49:21 2010 UTC