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Revision 1.419 by root, Sun Apr 13 01:34:09 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	$busy = 0;
426	Coro::schedule;	474	Coro::schedule;
427	}	475	}
428	}	476	}
429	};	477	};
430		478
431	sub get_slot($;$$) {	479	sub get_slot($;$$) {
		480	return if tick_inhibit || $Coro::current == $Coro::main;
		481
432	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
433		483
434	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
435	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
436		487
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
465	=cut	516	=cut
466		517
467	sub sync_job(&) {	518	sub sync_job(&) {
468	my ($job) = @_;	519	my ($job) = @_;
469		520
470	if ($Coro::current == $Coro::main) {	521	if (in_main) {
471	my $time = EV::time;	522	my $time = AE::time;
472		523
473	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
475		526
476	LOG llevError, Carp::longmess "sync job";#d#	527	#LOG llevError, Carp::longmess "sync job";#d#
477		528
478	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
479		530
480	my $busy = 1;	531	my $busy = 1;
481	my @res;	532	my @res;
482		533
483	(async {	534	(async {
484	$Coro::current->desc ("sync job coro");	535	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	536	@res = eval { $job->() };
486	warn $@ if $@;	537	error $@ if $@;
487	undef $busy;	538	undef $busy;
488	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
489		540
490	while ($busy) {	541	while ($busy) {
491	if (Coro::nready) {	542	if (Coro::nready) {
…		…
493	} else {	544	} else {
494	EV::loop EV::LOOP_ONESHOT;	545	EV::loop EV::LOOP_ONESHOT;
495	}	546	}
496	}	547	}
497		548
498	my $time = EV::time - $time;	549	my $time = AE::time - $time;
499		550
500	$TICK_START += $time; # do not account sync jobs to server load	551	$TICK_START += $time; # do not account sync jobs to server load
501		552
502	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
503	} else {	554	} else {
…		…
547	reset_signals;	598	reset_signals;
548	&$cb	599	&$cb
549	}, @args;	600	}, @args;
550		601
551	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	)
552	}	614	}
553		615
554	=item $coin = coin_from_name $name	616	=item $coin = coin_from_name $name
555		617
556	=cut	618	=cut
…		…
593	within each server.	655	within each server.
594		656
595	=cut	657	=cut
596		658
597	sub db_table($) {	659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
598	my ($name) = @_;	663	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	664	my $db = BDB::db_create $DB_ENV;
600		665
601	eval {	666	eval {
602	$db->set_flags (BDB::CHKSUM);	667	$db->set_flags (BDB::CHKSUM);
…		…
612	}	677	}
613		678
614	our $DB;	679	our $DB;
615		680
616	sub db_init {	681	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	682	$DB ||= db_table "db";
619	};
620	}	683	}
621		684
622	sub db_get($$) {	685	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
624		687
625	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
626	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
627		692
628	$! ? ()	693	$! ? ()
629	: $data	694	: $data
630	}
631	}	695	}
632		696
633	sub db_put($$$) {	697	sub db_put($$$) {
634	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		755
692	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	757	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
695		759
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		761
698	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
701		765
…		…
711		775
712	=cut	776	=cut
713		777
714	sub datalog($@) {	778	sub datalog($@) {
715	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	781	}
718		782
719	=back	783	=back
720		784
721	=cut	785	=cut
722		786
723	#############################################################################	787	#############################################################################
724		788
725	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
726		790
727	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
728	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")
729	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
730		794
731	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>
732	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
…		…
782	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
783		847
784	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
786		850
787	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
789		853
790	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
791		855
792	=over 4	856	=over 4
…		…
916		980
917	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		983
920	} elsif (ref $type) {	984	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
922		986
923	} else {	987	} else {
924	shift @arg;	988	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
926	}	990	}
927	}	991	}
928	}	992	}
929		993
930	sub _object_attach {	994	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
941	}	1005	}
942		1006
943	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
944	} else {	1008	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1010	}
947		1011
948	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
949	}	1013	}
950		1014
…		…
1009		1073
1010	for (@$callbacks) {	1074	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
1012		1076
1013	if ($@) {	1077	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1079	override;
1017	}	1080	}
1018		1081
1019	return 1 if $override;	1082	return 1 if $override;
1020	}	1083	}
…		…
1083		1146
1084	sub reattach {	1147	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1149	my ($obj) = @_;
1087		1150
		1151	# no longer needed after getting rid of delete_package?
1088	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
1089		1153
1090	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1091		1155
1092	@$registry = ();	1156	@$registry = ();
1093		1157
…		…
1098	for (@$attach) {	1162	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1101	}	1165	}
1102	} else {	1166	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1168	}
1105	}	1169	}
1106	}	1170	}
1107		1171
1108	cf::attachable->attach (	1172	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1136		1200
1137	sync_job {	1201	sync_job {
1138	if (length $$rdata) {	1202	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1142		1207
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	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	}
1147	close $fh;	1215	aio_close $fh;
1148		1216
1149	if (@$objs) {	1217	if (@$objs) {
1150	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) {
1151	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1154	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	}
1155	close $fh;	1226	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1228	}
1158	} else {	1229	} else {
1159	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1160	}	1231	}
1161		1232
1162	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1237	} else {
1164	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1165	}	1239	}
1166	} else {	1240	} else {
1167	aio_unlink $filename;	1241	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1169	}	1243	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1268	$av = $st->{objs};
1195	}	1269	}
1196		1270
1197	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1200		1275
1201	($data, $av)	1276	($data, $av)
1202	}	1277	}
1203		1278
1204	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1261		1336
1262	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1263	}	1338	}
1264		1339
		1340	use File::Glob ();
		1341
1265	cf::player->attach (	1342	cf::player->attach (
1266	on_command => sub {	1343	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1268		1345
1269	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1270	or return;	1347	or return;
1271		1348
…		…
1294		1371
1295	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1373	if $reply;
1297		1374
1298	} else {	1375	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1377	}
1301		1378
1302	cf::override;	1379	cf::override;
1303	},	1380	},
1304	);	1381	);
1305		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
1306	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1307	cf::sync_job {	1399	cf::sync_job {
1308	my %todo;	1400	my %todo;
1309		1401
1310	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1403	next unless -r $path;
…		…
1329		1421
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1424
1333	$ext{source} =	1425	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1336	. $source	1428	. $source
1337	. "\n};\n1";	1429	. "\n};\n1";
1338		1430
1339	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1340	}	1432	}
1341		1433
		1434	my $pass = 0;
1342	my %done;	1435	my %done;
1343	while (%todo) {	1436	while (%todo) {
1344	my $progress;	1437	my $progress;
1345		1438
		1439	++$pass;
		1440
		1441	ext:
1346	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1444	next ext
1349	unless exists $done{$_};	1445	unless exists $done{$_};
1350	}	1446	}
1351		1447
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1449
1354	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1357		1455
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1457	if exists $v->{meta}{mandatory};
1362		1458
1363	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;
1364	}	1468	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1469	}
1370		1470
1371	skip:	1471	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1473
		1474	while (my ($k, $v) = each %todo) {
		1475	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1476	if exists $v->{meta}{mandatory};
		1477	}
		1478	}
1374	}	1479	}
1375	};	1480	};
1376	}	1481	}
1377		1482
1378	#############################################################################	1483	#############################################################################
1379		1484
1380	=back	1485	=back
1381		1486
1382	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1383		1488
1384	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1385		1490
1386	=cut	1491	=cut
1387		1492
1388	package cf::player;	1493	package cf::player;
1389		1494
…		…
1432		1537
1433	sub exists($) {	1538	sub exists($) {
1434	my ($login) = @_;	1539	my ($login) = @_;
1435		1540
1436	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1438	}	1543	}
1439		1544
1440	sub find($) {	1545	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1547	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1560	or return;
1456		1561
1457	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1458	or return;	1563	or return;
		1564
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1462	}	1568	}
1463	}	1569	}
1464	}	1570	}
1465		1571
		1572	cf::player->attach (
		1573	on_load => sub {
		1574	my ($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
1466	sub save($) {	1585	sub save($) {
1467	my ($pl) = @_;	1586	my ($pl) = @_;
1468		1587
1469	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1470		1589
…		…
1473		1592
1474	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1475		1594
1476	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1596	$pl->{last_save} = $cf::RUNTIME;
		1597
		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];
1478		1602
1479	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1604	cf::cede_to_tick;
1481	}	1605	}
1482		1606
…		…
1514	my ($pl) = @_;	1638	my ($pl) = @_;
1515		1639
1516	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1517		1641
1518	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1519	$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
1520		1644
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1525		1650
1526	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1691
1567	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1568	my $path = path $login;	1693	my $path = path $login;
1569		1694
1570	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1701	}
1576		1702
…		…
1580		1706
1581	\@logins	1707	\@logins
1582	}	1708	}
1583		1709
1584	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1585		1713
1586	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1587	player. May block.	1715	player. May block.
1588		1716
1589	=cut	1717	=cut
…		…
1607	}	1735	}
1608		1736
1609	\@paths	1737	\@paths
1610	}	1738	}
1611		1739
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1741
1614	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1743
1705	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1706		1745
1707	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1708		1747
…		…
1740		1779
1741	=cut	1780	=cut
1742		1781
1743	sub find_by_path($) {	1782	sub find_by_path($) {
1744	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1745		1786
1746	my ($match, $specificity);	1787	my ($match, $specificity);
1747		1788
1748	for my $region (list) {	1789	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1781	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
1782		1823
1783	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	1825	$self->_create_random_map (
1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1789	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1790	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1806		1847
1807	sub register {	1848	sub register {
1808	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1809	my $pkg = caller;	1850	my $pkg = caller;
1810		1851
1811	no strict;
1812	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1813		1853
1814	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815	}	1855	}
1816		1856
1817	# also paths starting with '/'	1857	# also paths starting with '/'
1818	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819		1859
1820	sub thawer_merge {	1860	sub thawer_merge {
1821	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1822		1862
1823	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1921		1961
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1924	}	1964	}
1925		1965
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}
1934
1935	sub decay_objects {	1966	sub decay_objects {
1936	my ($self) = @_;	1967	my ($self) = @_;
1937		1968
1938	return if $self->{deny_reset};	1969	return if $self->{deny_reset};
1939		1970
…		…
2021	sub find {	2052	sub find {
2022	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
2023		2054
2024	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
2025		2056
2026	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2059
2029	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
2034	or return;	2062	or return;
2035		2063
2036	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
2037		2065
…		…
2039	or return;	2067	or return;
2040		2068
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
2044	undef $guard1;	2073	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2074	$map->reset;
2047	return find $path;	2075	return find $path;
2048	}	2076	}
2049		2077
2050	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
2051	}	2079	}
2052	}	2080	}
2053		2081
2054	sub pre_load { }	2082	sub pre_load { }
2055	sub post_load { }	2083	#sub post_load { } # XS
2056		2084
2057	sub load {	2085	sub load {
2058	my ($self) = @_;	2086	my ($self) = @_;
2059		2087
2060	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2106	$f->skip_block;
2079	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
2080	or return;	2108	or return;
2081		2109
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
2083	if delete $self->{load_original};	2111	if delete $self->{load_original};
2084		2112
2085	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2114	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2134	$self->decay_objects;
2107	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
2108	$self->update_buttons;	2136	$self->update_buttons;
2109	cf::cede_to_tick;	2137	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2138	$self->activate;
2113	}	2139	}
2114		2140
2115	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
2117		2143
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2145	}
2120		2146
2121	$self->post_load;	2147	$self->post_load;
2122	}	2148	}
2123		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2153	sub customise_for {
2125	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2126		2155
2127	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2157	if $self->per_player;
…		…
2144	or next;	2173	or next;
2145	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2146	or next;	2175	or next;
2147	$neigh->load;	2176	$neigh->load;
2148		2177
		2178	# now find the diagonal neighbours
2149	push @neigh,	2179	push @neigh,
2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2152	}	2182	}
2153		2183
…		…
2160	}	2190	}
2161		2191
2162	sub find_sync {	2192	sub find_sync {
2163	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
2164		2194
2165	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, $origin
2166	}	2199	}
2167		2200
2168	sub do_load_sync {	2201	sub do_load_sync {
2169	my ($map) = @_;	2202	my ($map) = @_;
2170		2203
2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
2173		2206
2174	cf::sync_job { $map->load };	2207	$map->load;
2175	}	2208	}
2176		2209
2177	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
2178	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
2179		2212
…		…
2181	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
2182		2215
2183	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
2184		2217
2185	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2220	}
2188		2221
2189	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
2190		2223
2191	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
…		…
2205	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2206		2239
2207	()	2240	()
2208	}	2241	}
2209		2242
		2243	# common code, used by both ->save and ->swapout
2210	sub save {	2244	sub _save {
2211	my ($self) = @_;	2245	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2246
2215	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2216		2248
2217	return unless $self->dirty;	2249	return unless $self->dirty;
2218		2250
…		…
2227		2259
2228	cf::async {	2260	cf::async {
2229	$Coro::current->{desc} = "map player save";	2261	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2231	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2232		2266
2233	if ($uniq) {	2267	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2270	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238	}	2272	}
2239	}	2273	}
2240		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2241	sub swap_out {	2283	sub swap_out {
2242	my ($self) = @_;	2284	my ($self) = @_;
2243		2285
2244	# save first because save cedes
2245	$self->save;
2246
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2249	return if $self->players;	2290	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2251	return if $self->{deny_save};
2252		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
2253	$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};
2254		2342
2255	$self->deactivate;	2343	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;	2344	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;	2345	$self->clear;
2258	}
2259
2260	sub reset_at {
2261	my ($self) = @_;
2262
2263	# TODO: safety, remove and allow resettable per-player maps
2264	return 1e99 if $self->{deny_reset};
2265
2266	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2267	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2268
2269	$time + $to
2270	}
2271
2272	sub should_reset {
2273	my ($self) = @_;
2274
2275	$self->reset_at <= $cf::RUNTIME
2276	}
2277
2278	sub reset {
2279	my ($self) = @_;
2280
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283	return if $self->players;
2284
2285	warn "resetting map ", $self->path;
2286
2287	$self->in_memory (cf::MAP_SWAPPED);
2288
2289	# need to save uniques path
2290	unless ($self->{deny_save}) {
2291	my $uniq = $self->uniq_path; utf8::encode $uniq;
2292
2293	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2294	if $uniq;
2295	}
2296
2297	delete $cf::MAP{$self->path};
2298
2299	$self->deactivate;
2300	$_->clear_links_to ($self) for values %cf::MAP;
2301	$self->clear;
2302		2346
2303	$self->unlink_save;	2347	$self->unlink_save;
2304	$self->destroy;	2348	$self->destroy;
2305	}	2349	}
2306		2350
…		…
2314		2358
2315	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2316		2360
2317	$self->unlink_save;	2361	$self->unlink_save;
2318		2362
2319	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2320	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2321	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2322	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324		2368
…		…
2381	: normalise $_	2425	: normalise $_
2382	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2383	]	2427	]
2384	}	2428	}
2385		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
2386	=back	2462	=back
2387		2463
2388	=head3 cf::object	2464	=head3 cf::object
2389		2465
2390	=cut	2466	=cut
…		…
2451	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
2452	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2453		2529
2454	=cut	2530	=cut
2455		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
2456	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2457	# with dialog boxes.	2547	# with dialog boxes.
2458	#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
2459	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2460	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2471	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473		2563
2474	} else {	2564	} else {
2475	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2476	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477	}	2567	}
2478	}	2568	}
2479	}	2569	}
2480		2570
2481	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2506		2596
2507	=item $player_object->enter_link	2597	=item $player_object->enter_link
2508		2598
2509	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}>).
2510		2600
2511	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.
2512	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.
2513		2605
2514	Will never block.	2606	Will never block.
2515		2607
2516	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2517		2609
…		…
2537	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2538	my ($self) = @_;	2630	my ($self) = @_;
2539		2631
2540	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2541		2633
		2634	++$self->{_link_recursion};
		2635
2542	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2543		2637
2544	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2545	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2546		2640
2547	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2548	}	2642	}
2549		2643
2550	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2551	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2552		2646
…		…
2569	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2570	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2571		2665
2572	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2573	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2574	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2575		2669
2576	$map->load;	2670	$map->load;
2577	$map->load_neighbours;	2671	$map->load_neighbours;
2578		2672
2579	return unless $self->contr->active;	2673	return unless $self->contr->active;
2580	$self->activate_recursive;
2581		2674
2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2584	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2585		2682
		2683	}
		2684
2586	=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)]])
2587		2686
2588	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
2589	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2590	that has to return the map if sucecssful, and then unfreezes the player on	2689	that has to return the map if sucecssful, and then unfreezes the player on
2591	the new (success) or old (failed) map position. In either case, $done will	2690	the new (success) or old (failed) map position. In either case, $done will
2592	be called at the end of this process.	2691	be called at the end of this process.
2593		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
2594	=cut	2696	=cut
2595		2697
2596	our $GOTOGEN;	2698	our $GOTOGEN;
2597		2699
2598	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2599	my ($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	}
2600		2708
2601	# 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
2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2603		2711
2604	$self->enter_link;	2712	$self->enter_link;
…		…
2628	my $map = eval {	2736	my $map = eval {
2629	my $map = defined $path ? cf::map::find $path : undef;	2737	my $map = defined $path ? cf::map::find $path : undef;
2630		2738
2631	if ($map) {	2739	if ($map) {
2632	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2633	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2634	} else {	2742	} else {
2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2636	}	2744	}
2637		2745
2638	$map	2746	$map
…		…
2646	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2647	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2648	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2649	}	2757	}
2650		2758
2651	$done->() if $done;	2759	$done->($self) if $done;
2652	})->prio (1);	2760	})->prio (1);
2653	}	2761	}
2654		2762
2655	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2656		2764
…		…
2676	}	2784	}
2677		2785
2678	sub prepare_random_map {	2786	sub prepare_random_map {
2679	my ($exit) = @_;	2787	my ($exit) = @_;
2680		2788
2681	my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2684	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2685	# that depends on the exit object	2791	# that depends on the exit object
2686		2792
2687	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2689	if ($exit->map) {	2795	if ($exit->map) {
2690	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2691	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2692	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2693	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2694	}	2802	}
2695		2803
2696	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2697		2805
2698	my $data = cf::encode_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2700	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2701		2809
2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2704	undef $fh;	2812	undef $fh;
2705	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2706		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2707	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2708	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2709	}	2821	}
2710	}	2822	}
2711		2823
2712	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2713	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2714		2826
2715	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2716		2828
2717	if ($exit->slaying eq "/!") {
2718	#TODO: this should de-fi-ni-te-ly not be a sync-job
2719	# the problem is that $exit might not survive long enough
2720	# so it needs to be done right now, right here
2721	cf::sync_job { prepare_random_map $exit };
2722	}
2723
2724	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725	my $hp = $exit->stats->hp;
2726	my $sp = $exit->stats->sp;
2727
2728	$self->enter_link;	2829	$self->enter_link;
2729		2830
2730	# if exit is damned, update players death & WoR home-position
2731	$self->contr->savebed ($slaying, $hp, $sp)
2732	if $exit->flag (FLAG_DAMNED);
2733
2734	(async {	2831	(async {
2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2832	$Coro::current->{desc} = "enter_exit";
2736		2833
2737	$self->deactivate_recursive; # just to be sure
2738	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
2739	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2740		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
2741	1;	2855	1
2742	}) {	2856	}) {
2743	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2744	. "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. "
2745	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2746	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2747		2861
2748	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2749	$self->leave_link;	2863	$self->leave_link;
2750	}	2864	}
2751	})->prio (1);	2865	})->prio (1);
2752	}	2866	}
2753		2867
…		…
2765	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2766	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2767		2881
2768	utf8::encode $text;	2882	utf8::encode $text;
2769	$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);
2770	}	2909	}
2771		2910
2772	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2773		2912
2774	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
…		…
2778		2917
2779	=cut	2918	=cut
2780		2919
2781	# non-persistent channels (usually the info channel)	2920	# non-persistent channels (usually the info channel)
2782	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	},
2783	"c/identify" => {	2928	"c/identify" => {
2784	id => "infobox",	2929	id => "infobox",
2785	title => "Identify",	2930	title => "Identify",
2786	reply => undef,	2931	reply => undef,
2787	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
…		…
2789	"c/examine" => {	2934	"c/examine" => {
2790	id => "infobox",	2935	id => "infobox",
2791	title => "Examine",	2936	title => "Examine",
2792	reply => undef,	2937	reply => undef,
2793	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",
2794	},	2945	},
2795	"c/book" => {	2946	"c/book" => {
2796	id => "infobox",	2947	id => "infobox",
2797	title => "Book",	2948	title => "Book",
2798	reply => undef,	2949	reply => undef,
…		…
2814	id => "infobox",	2965	id => "infobox",
2815	title => "Body Parts",	2966	title => "Body Parts",
2816	reply => undef,	2967	reply => undef,
2817	tooltip => "Shows which body parts you posess and are available",	2968	tooltip => "Shows which body parts you posess and are available",
2818	},	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	},
2819	"c/uptime" => {	3006	"c/uptime" => {
2820	id => "infobox",	3007	id => "infobox",
2821	title => "Uptime",	3008	title => "Uptime",
2822	reply => undef,	3009	reply => undef,
2823	tooltip => "How long the server has been running since last restart",	3010	tooltip => "How long the server has been running since last restart",
…		…
2826	id => "infobox",	3013	id => "infobox",
2827	title => "Map Info",	3014	title => "Map Info",
2828	reply => undef,	3015	reply => undef,
2829	tooltip => "Information related to the maps",	3016	tooltip => "Information related to the maps",
2830	},	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" => $CHAT_CHANNEL,
2831	);	3032	);
2832		3033
2833	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2834	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2835		3036
2836	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2837		3039
2838	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2839		3041
2840	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2841	if ($CHANNEL{$channel}) {	3043	if ($CHANNEL{$channel}) {
2842	$channel = $CHANNEL{$channel};	3044	$channel = $CHANNEL{$channel};
2843		3045
2844	$self->ext_msg (channel_info => $channel)	3046	$self->ext_msg (channel_info => $channel);
2845	if $self->can_msg;
2846
2847	$channel = $channel->{id};	3047	$channel = $channel->{id};
2848		3048
2849	} elsif (ref $channel) {	3049	} elsif (ref $channel) {
2850	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2851	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2852	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2853	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2854	if $self->can_msg;
2855	}	3054	}
2856		3055
2857	$channel = $channel->{id};	3056	$channel = $channel->{id};
2858	}	3057	}
2859		3058
2860	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2861		3060
2862	if ($self->can_msg) {
2863	# default colour, mask it out	3061	# default colour, mask it out
2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2866		3064
2867	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869	} else {	3068	);
2870	if ($color >= 0) {
2871	# replace some tags by gcfclient-compatible ones
2872	for ($msg) {
2873	1 while
2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879	}
2880		3069
2881	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2882
2883	utf8::encode $msg;
2884
2885	if (0 && $msg =~ /\[/) {
2886	# COMMAND/INFO
2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2888	} else {
2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890	$self->send_packet ("drawinfo $color $msg")
2891	}
2892	}
2893	}
2894	}	3071	}
2895		3072
2896	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2897		3074
2898	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2901		3078
2902	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2903	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2904		3081
2905	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2908	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910	}	3087	}
2911	}	3088	}
2912		3089
2913	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2914		3091
…		…
2918		3095
2919	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2920	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2921		3098
2922	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2925	#TODO: version 1, remove	3102	#TODO: version 1, remove
2926	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928	}	3105	}
2929	}	3106	}
2930		3107
2931	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2932		3109
…		…
3003		3180
3004	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
3005	if $reply;	3182	if $reply;
3006		3183
3007	} else {	3184	} else {
3008	warn "client " . ($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";
3009	}	3186	}
3010		3187
3011	cf::override;	3188	cf::override;
3012	},	3189	},
3013	);	3190	);
…		…
3033		3210
3034	$coro	3211	$coro
3035	}	3212	}
3036		3213
3037	cf::client->attach (	3214	cf::client->attach (
3038	on_destroy => sub {	3215	on_client_destroy => sub {
3039	my ($ns) = @_;	3216	my ($ns) = @_;
3040		3217
3041	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3042	},	3219	},
3043	);	3220	);
…		…
3059	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
3060		3237
3061	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
3062		3239
3063	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
3064	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
3065	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
3066	sort time	3243	sort time
3067	));	3244	));
3068		3245
3069	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
3072		3249
3073	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
3074		3251
3075	cf::object	3252	cf::object
3076	contr pay_amount pay_player map x y force_find force_add destroy	3253	contr pay_amount pay_player map x y force_find force_add destroy
3077	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
3078		3256
3079	cf::object::player	3257	cf::object::player
3080	player	3258	player
3081		3259
3082	cf::player	3260	cf::player
…		…
3087		3265
3088	=cut	3266	=cut
3089		3267
3090	for (	3268	for (
3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
3093	decrease_ob_nr destroy)],	3271	decrease split destroy change_exp value msg lore send_msg)],
3094	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
3095	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
3096	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
3097	) {	3275	) {
3098	no strict 'refs';
3099	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
3100	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3101	for @funs;	3278	for @funs;
3102	}	3279	}
3103		3280
…		…
3118		3295
3119	my $qcode = $code;	3296	my $qcode = $code;
3120	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3121	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
3122		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
3123	local $_;	3303	local $_;
3124	local @safe::cf::_safe_eval_args = values %vars;
3125		3304
3126	my $eval =	3305	my $eval =
3127	"do {\n"	3306	"do {\n"
3128	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3129	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
3130	. $code	3309	. $code
3131	. "\n}"	3310	. "\n}"
3132	;	3311	;
3133		3312
		3313	if ($CFG{safe_eval}) {
3134	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
3135	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3136	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
3137		3322
3138	if ($@) {	3323	if ($@) {
3139	warn "$@";	3324	warn "$@",
3140	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
3141	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
3142	}	3327	}
3143		3328
3144	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
3145	}	3330	}
3146		3331
…		…
3160	=cut	3345	=cut
3161		3346
3162	sub register_script_function {	3347	sub register_script_function {
3163	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
3164		3349
3165	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
3166	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
3167	}	3352	}
3168		3353
3169	=back	3354	=back
3170		3355
3171	=cut	3356	=cut
…		…
3180	# for this (global event?)	3365	# for this (global event?)
3181	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
3182		3367
3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3184		3369
3185	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
3186		3371
3187	my $facedata;	3372	my $facedata;
3188	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
3189	or die "$path: $!";	3374	or die "$path: $!";
3190		3375
…		…
3192		3377
3193	$facedata->{version} == 2	3378	$facedata->{version} == 2
3194	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
3195		3380
3196	# 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]);
3197	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
3198	type => FT_RSRC,	3384	type => FT_RSRC,
3199	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),
3200	};	3387	};
3201	cf::cede_to_tick;	3388	cf::cede_to_tick;
3202		3389
3203	{	3390	{
3204	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
…		…
3206	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208		3395
3209	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
3210	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3213		3400
3214	cf::cede_to_tick;	3401	cf::cede_to_tick;
3215	}	3402	}
3216		3403
3217	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
…		…
3222		3409
3223	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
3224	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3226	} else {	3413	} else {
3227	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
3228	}	3415	}
3229		3416
3230	cf::cede_to_tick;	3417	cf::cede_to_tick;
3231	}	3418	}
3232	}	3419	}
…		…
3241		3428
3242	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
3243	}	3430	}
3244		3431
3245	{	3432	{
3246	# TODO: for gcfclient pleasure, we should give resources
3247	# that gcfclient doesn't grok a >10000 face index.
3248	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
3249		3434
3250	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
3251	if (defined $info->{type}) {	3436	if (defined $info->{type}) {
3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3253	my $data;
3254		3438
3255	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3256	# prepend meta info
3257
3258	my $meta = $enc->encode ({
3259	name => $name,
3260	%{ $info->{meta} || {} },
3261	});
3262
3263	$data = pack "(w/a*)*", $meta, $info->{data};
3264	} else {
3265	$data = $info->{data};
3266	}
3267
3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269	cf::face::set_type $idx, $info->{type};	3440	cf::face::set_type $idx, $info->{type};
3270	} else {	3441	} else {
3271	$RESOURCE{$name} = $info;	3442	$RESOURCE{$name} = $info; # unused
3272	}	3443	}
3273		3444
3274	cf::cede_to_tick;	3445	cf::cede_to_tick;
3275	}	3446	}
3276	}	3447	}
3277		3448
3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3279		3450
3280	1	3451	1
3281	}	3452	}
3282
3283	cf::global->attach (on_resource_update => sub {
3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3286
3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3288	my $sound = $soundconf->{compat}[$_]
3289	or next;
3290
3291	my $face = cf::face::find "sound/$sound->[1]";
3292	cf::sound::set $sound->[0] => $face;
3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3294	}
3295
3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
3297	my $face = cf::face::find "sound/$v";
3298	cf::sound::set $k => $face;
3299	}
3300	}
3301	});
3302		3453
3303	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
3304	my ($ns, $want) = @_;	3455	my ($ns, $want) = @_;
3305		3456
3306	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
3307	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
3308	}	3459	}
3309	};	3460	};
		3461
		3462	sub load_resource_file($) {
		3463	my $guard = lock_acquire "load_resource_file";
		3464
		3465	my $status = load_resource_file_ $_[0];
		3466	get_slot 0.1, 100;
		3467	cf::arch::commit_load;
		3468
		3469	$status
		3470	}
3310		3471
3311	sub reload_regions {	3472	sub reload_regions {
3312	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
3313	# for this (global event?)	3474	# for this (global event?)
3314	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3328	}	3489	}
3329		3490
3330	sub reload_archetypes {	3491	sub reload_archetypes {
3331	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3333	#d# NEED to laod twice to resolve forward references
3334	# this really needs to be done in an extra post-pass
3335	# (which needs to be synchronous, so solve it differently)
3336	load_resource_file "$DATADIR/archetypes"
3337	or die "unable to load archetypes\n";
3338	}	3494	}
3339		3495
3340	sub reload_treasures {	3496	sub reload_treasures {
3341	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3342	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3343	}	3499	}
3344		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
3345	sub reload_resources {	3524	sub reload_resources {
3346	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3347		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3348	reload_regions;	3530	reload_regions;
3349	reload_facedata;
3350	#reload_archetypes;#d#
3351	reload_archetypes;
3352	reload_treasures;	3531	reload_treasures;
3353		3532
3354	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3355	}
3356
3357	sub init {
3358	reload_resources;
3359	}	3534	}
3360		3535
3361	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3362	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3363	or return;	3540	or return;
3364		3541
3365	local $/;	3542	local $/;
3366	*CFG = YAML::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3367		3544
3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3369		3546
3370	$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};
3371	$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};
3372		3549
3373	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3375	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3376	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3377	};	3554	};
3378	warn $@ if $@;	3555	warn $@ if $@;
3379	}	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;
3380	}	3587	}
3381		3588
3382	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
3383	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3385	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#
3386	(async {	3602	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3604	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3390	};	3606	};
3391		3607
3392	reload_config;
3393	db_init;
3394	load_extensions;
3395
3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397	evthread_start IO::AIO::poll_fileno;	3608	evthread_start IO::AIO::poll_fileno;
3398	EV::loop;	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;
		3620	reload_config;
		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
		3631	load_extensions;
		3632
		3633	utime time, time, $RUNTIMEFILE;
		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;
		3640	};
		3641
		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;
3399	}	3646	}
3400		3647
3401	#############################################################################	3648	#############################################################################
3402	# initialisation and cleanup	3649	# initialisation and cleanup
3403		3650
3404	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3405	BEGIN {	3652	BEGIN {
3406	our %SIGWATCHER = ();	3653	our %SIGWATCHER = ();
3407	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3409	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3410	};	3657	};
3411	}	3658	}
3412	}	3659	}
3413		3660
3414	sub write_runtime_sync {	3661	sub write_runtime_sync {
3415	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3416		3663
3417	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3418	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3419		3666
3420	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421		3668
3422	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3423		3670
3424	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3425	or return;	3672	or return;
3426		3673
3427	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3428	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3429	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3439	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3440		3687
3441	close $fh	3688	close $fh
3442	or return;	3689	or return;
3443		3690
3444	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445	and return;	3692	and return;
3446		3693
3447	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3448		3695
3449	1	3696	1
3450	}	3697	}
3451		3698
3452	our $uuid_lock;	3699	our $uuid_lock;
…		…
3461	my $uuid = "$LOCALDIR/uuid";	3708	my $uuid = "$LOCALDIR/uuid";
3462		3709
3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3710	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464	or return;	3711	or return;
3465		3712
3466	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;
3467	$uuid_skip = 0;	3721	$uuid_skip = 0;
3468		3722
3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3723	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3470	and return;	3724	and return;
3471		3725
…		…
3477	or return;	3731	or return;
3478		3732
3479	aio_rename "$uuid~", $uuid	3733	aio_rename "$uuid~", $uuid
3480	and return;	3734	and return;
3481		3735
3482	warn "uuid file written ($value).\n";	3736	trace "uuid file written ($value).\n";
3483		3737
3484	1	3738	1
3485		3739
3486	}	3740	}
3487		3741
…		…
3493	}	3747	}
3494		3748
3495	sub emergency_save() {	3749	sub emergency_save() {
3496	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3497		3751
3498	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;
3499		3758
3500	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3501	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3502	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3503	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3504	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3505	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3506	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3507	$pl->valid or next;	3768	$pl->valid or next;
3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509	$pl->save;	3770	$pl->save;
3510	}	3771	}
3511	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3512		3773
3513	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";
3514	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3515	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3516	$map->valid or next;	3779	$map->valid or next;
3517	$map->save;	3780	$map->save;
3518	}	3781	}
3519	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3520		3783
3521	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";
3522	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3523	warn "end emergency database checkpoint\n";	3788	info "emergency_perl_save: end database checkpoint\n";
3524		3789
3525	warn "begin write uuid\n";	3790	info "emergency_perl_save: begin write uuid\n";
3526	write_uuid_sync 1;	3791	write_uuid_sync 1;
3527	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
3528	};	3812	};
3529		3813
3530	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3531	}	3815	}
3532		3816
3533	sub post_cleanup {	3817	sub post_cleanup {
3534	my ($make_core) = @_;	3818	my ($make_core) = @_;
3535		3819
		3820	IO::AIO::flush;
		3821
3536	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3537	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	}
3538	}	3852	}
3539		3853
3540	sub do_reload_perl() {	3854	sub do_reload_perl() {
3541	# can/must only be called in main	3855	# can/must only be called in main
3542	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3543	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3544	return;	3858	return;
3545	}	3859	}
3546		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3547	warn "reloading...";	3866	info "reloading...";
3548		3867
3549	warn "entering sync_job";	3868	trace "entering sync_job";
3550		3869
3551	cf::sync_job {	3870	cf::sync_job {
3552	cf::write_runtime_sync; # external watchdog should not bark
3553	cf::emergency_save;	3871	cf::emergency_save;
3554	cf::write_runtime_sync; # external watchdog should not bark
3555		3872
3556	warn "syncing database to disk";
3557	BDB::db_env_txn_checkpoint $DB_ENV;
3558
3559	# if anything goes wrong in here, we should simply crash as we already saved
3560
3561	warn "flushing outstanding aio requests";
3562	for (;;) {
3563	BDB::flush;
3564	IO::AIO::flush;
3565	Coro::cede_notself;
3566	last unless IO::AIO::nreqs || BDB::nreqs;
3567	warn "iterate...";
3568	}
3569
3570	++$RELOAD;
3571
3572	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3573	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3574	%EXT_CORO = ();	3875	%EXT_CORO = ();
3575		3876
3576	warn "removing commands";	3877	trace "removing commands";
3577	%COMMAND = ();	3878	%COMMAND = ();
3578		3879
3579	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3580	%EXTCMD = ();	3881	%EXTCMD = ();
3581	%EXTICMD = ();	3882	%EXTICMD = ();
3582		3883
3583	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3584	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3585	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3586		3887
3587	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3588	eval {	3889	eval {
3589	$cb->($pkg);	3890	$cb->($pkg);
3590	1	3891	1
3591	} 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;
3592	}	3897	}
3593		3898
3594	warn "... nuking $pkg";
3595	Symbol::delete_package $pkg;
3596	}
3597
3598	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3599	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3600	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601		3902
3602	warn "... unloading $k";	3903	trace "... unloading $k";
3603	delete $INC{$k};	3904	delete $INC{$k};
3604		3905
3605	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3606	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3607		3908
3608	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3609	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3610	}	3914	}
3611		3915
3612	Symbol::delete_package $k;
3613	}
3614
3615	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3616	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3617	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);
3618		3919
3619	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3620	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3621	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622		3923
3623	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3624	# and global variables created in xs	3925	# and global variables created in xs
3625	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3626		3927
3627	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3628		3929
3629	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3630	require cf;	3931	require cf;
3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3632		3933
3633	warn "loading config and database again";	3934	trace "loading config and database again";
3634	cf::reload_config;	3935	cf::reload_config;
3635		3936
3636	warn "loading extensions";	3937	trace "loading extensions";
3637	cf::load_extensions;	3938	cf::load_extensions;
3638		3939
		3940	if ($REATTACH_ON_RELOAD) {
3639	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3640	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3641	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3642	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3643	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3644	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3645		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3646	warn "leaving sync_job";	3952	trace "leaving sync_job";
3647		3953
3648	1	3954	1
3649	} or do {	3955	} or do {
3650	warn $@;	3956	error $@;
3651	cf::cleanup "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
		3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3652	};	3962	}
3653		3963
3654	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3655	};	3966	};
3656		3967
3657	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3658		3969
3659	sub reload_perl() {	3970	sub reload_perl() {
3660	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3661	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3662		3973
		3974	$RELOAD_WATCHER ||= cf::async {
		3975	Coro::AIO::aio_wait cache_extensions;
		3976
3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3664	do_reload_perl;	3978	do_reload_perl;
3665	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
		3980	};
3666	};	3981	};
3667	}	3982	}
3668		3983
3669	register_command "reload" => sub {	3984	register_command "reload" => sub {
3670	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
…		…
3684		3999
3685	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3686	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3687		4002
3688	sub wait_for_tick {	4003	sub wait_for_tick {
3689	return if tick_inhibit;
3690	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3691		4005
3692	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3693	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3694	$signal->wait;	4008	$signal->wait;
3695	}	4009	}
3696		4010
3697	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3698	return if tick_inhibit;
3699	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3700		4013
3701	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3702	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3703	$signal->wait;	4016	$signal->wait;
3704	}	4017	}
…		…
3710	return;	4023	return;
3711	}	4024	}
3712		4025
3713	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3714		4027
		4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4029
3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3716	$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.;
3717	Coro::async_pool {	4032	Coro::async_pool {
3718	$Coro::current->{desc} = "runtime saver";	4033	$Coro::current->{desc} = "runtime saver";
3719	write_runtime_sync	4034	write_runtime_sync
3720	or warn "ERROR: unable to write runtime file: $!";	4035	or error "ERROR: unable to write runtime file: $!";
3721	};	4036	};
3722	}	4037	}
3723		4038
3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3725	$sig->send;	4040	$sig->send;
…		…
3733		4048
3734	if (0) {	4049	if (0) {
3735	if ($NEXT_TICK) {	4050	if ($NEXT_TICK) {
3736	my $jitter = $TICK_START - $NEXT_TICK;	4051	my $jitter = $TICK_START - $NEXT_TICK;
3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3738	warn "jitter $JITTER\n";#d#	4053	debug "jitter $JITTER\n";#d#
3739	}	4054	}
3740	}	4055	}
3741	}	4056	}
3742		4057
3743	{	4058	{
3744	# configure BDB	4059	# configure BDB
3745		4060
3746	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3747	BDB::max_poll_reqs $TICK * 0.1;	4062	BDB::max_poll_reqs $TICK * 0.1;
3748	$Coro::BDB::WATCHER->priority (1);	4063	$AnyEvent::BDB::WATCHER->priority (1);
3749		4064
3750	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3751	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753	| 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;
3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756		4072
3757	cf::sync_job {	4073	cf::sync_job {
3758	eval {	4074	eval {
…		…
3784	{	4100	{
3785	# configure IO::AIO	4101	# configure IO::AIO
3786		4102
3787	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3788	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3789	$Coro::AIO::WATCHER->priority (1);	4105	undef $AnyEvent::AIO::WATCHER;
3790	}	4106	}
3791		4107
3792	my $_log_backtrace;	4108	my $_log_backtrace;
3793		4109
3794	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3797	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3798		4114
3799	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3800	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3801	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3802	async {	4119	async {
3803	$Coro::current->{desc} = "abt $msg";	4120	$Coro::current->{desc} = "abt $msg";
3804		4121
3805	my @bt = fork_call {	4122	my @bt = fork_call {
3806	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
…		…
3817	}	4134	}
3818		4135
3819	@funcs	4136	@funcs
3820	};	4137	};
3821		4138
3822	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3824	--$_log_backtrace;	4142	--$_log_backtrace;
3825	};	4143	};
3826	} else {	4144	} else {
3827	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3828	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3829	}	4147	}
3830	}	4148	}
3831		4149
3832	# load additional modules	4150	# load additional modules
3833	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3834		4153
3835	END { cf::emergency_save }	4154	END { cf::emergency_save }
3836		4155
3837	1	4156	1
3838		4157

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