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Revision 1.432 by root, Mon May 5 22:38:47 2008 UTC vs.
Revision 1.546 by root, Thu May 6 22:57:49 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
		80
		81	our @ORIG_INC;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
93		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
186	from wherever your confdir points to.	233	from wherever your confdir points to.
187		234
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		236
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
194	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
195		247
196	This array contains the results of the last C<invoke ()> call. When	248	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	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	250	that call.
199		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
200	=back	258	=back
201		259
202	=cut	260	=cut
203		261
204	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	269	my $msg = join "", @_;
207		270
208	$msg .= "\n"	271	$msg .= "\n"
209	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
210		273
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		275
213	LOG llevError, $msg;	276	LOG llevWarn, $msg;
214	};	277	};
215	}
216		278
217	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
219		281
220	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	286	return;#d#
223	}#d#	287	}#d#
224		288
225	# kill coroutine otherwise	289	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	290	Coro::terminate
228	};	291	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		292
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	303	for my $pkg (qw(
243	cf::global cf::attachable	304	cf::global cf::attachable
244	cf::object cf::object::player	305	cf::object cf::object::player
245	cf::client cf::player	306	cf::client cf::player
246	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
247	cf::map cf::party cf::region	309	cf::party cf::region
248	)) {	310	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	312	}
252		313
253	$EV::DIED = sub {	314	$EV::DIED = sub {
254	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
255	};	316	};
256		317
257	#############################################################################	318	#############################################################################
258		319
259	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		358
298	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
300		361
		362	=item cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
		375
301	=item cf::lock_wait $string	376	=item cf::lock_wait $string
302		377
303	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
304		379
305	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
306		381
307	Wait until the given lock is available and then acquires it and returns	382	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,	383	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	384	for example when the coroutine gets canceled), the lock is automatically
310	returned.	385	returned.
311		386
312	Locks are *not* recursive, locking from the same coro twice results in a	387	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	388	deadlocked coro.
…		…
319		394
320	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
321		396
322	=cut	397	=cut
323		398
324	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		400
327	sub lock_wait($) {	401	sub lock_wait($) {
328	my ($key) = @_;	402	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	403	}
341		404
342	sub lock_acquire($) {	405	sub lock_acquire($) {
343	my ($key) = @_;	406	$LOCKS->guard ($_[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	}	407	}
357		408
358	sub lock_active($) {	409	sub lock_active($) {
359	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	411	}
363		412
364	sub freeze_mainloop {	413	sub freeze_mainloop {
365	tick_inhibit_inc;	414	tick_inhibit_inc;
366		415
367	Coro::guard \&tick_inhibit_dec;	416	&Guard::guard (\&tick_inhibit_dec);
368	}	417	}
369		418
370	=item cf::periodic $interval, $cb	419	=item cf::periodic $interval, $cb
371		420
372	Like EV::periodic, but randomly selects a starting point so that the actions	421	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	422	get spread over time.
374		423
375	=cut	424	=cut
376		425
377	sub periodic($$) {	426	sub periodic($$) {
378	my ($interval, $cb) = @_;	427	my ($interval, $cb) = @_;
…		…
395		444
396	=cut	445	=cut
397		446
398	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
400		450
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	453	$Coro::current->desc ("timeslot manager");
404		454
405	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
406		457
407	while () {	458	while () {
408	next_job:	459	next_job:
		460
409	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	462
411	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	467	$job->[2]->send;
415	Coro::cede;	468	Coro::cede;
416	goto next_job;	469	goto next_job;
417	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	472	}
419	}	473	}
420		474
421	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	478	$signal->wait;
425	} else {	479	} else {
		480	$busy = 0;
426	Coro::schedule;	481	Coro::schedule;
427	}	482	}
428	}	483	}
429	};	484	};
430		485
431	sub get_slot($;$$) {	486	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	487	return if tick_inhibit || $Coro::current == $Coro::main;
433		488
434	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
435		490
436	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
437	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
438		494
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
467	=cut	523	=cut
468		524
469	sub sync_job(&) {	525	sub sync_job(&) {
470	my ($job) = @_;	526	my ($job) = @_;
471		527
472	if ($Coro::current == $Coro::main) {	528	if (in_main) {
473	my $time = EV::time;	529	my $time = AE::time;
474		530
475	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
477		533
478	LOG llevError, Carp::longmess "sync job";#d#	534	#LOG llevError, Carp::longmess "sync job";#d#
479		535
480	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
481		537
482	my $busy = 1;	538	my $busy = 1;
483	my @res;	539	my @res;
484		540
485	(async {	541	(async {
486	$Coro::current->desc ("sync job coro");	542	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	543	@res = eval { $job->() };
488	warn $@ if $@;	544	error $@ if $@;
489	undef $busy;	545	undef $busy;
490	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
491		547
492	while ($busy) {	548	while ($busy) {
493	if (Coro::nready) {	549	if (Coro::nready) {
…		…
495	} else {	551	} else {
496	EV::loop EV::LOOP_ONESHOT;	552	EV::loop EV::LOOP_ONESHOT;
497	}	553	}
498	}	554	}
499		555
500	my $time = EV::time - $time;	556	my $time = AE::time - $time;
501		557
502	$TICK_START += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
503		559
504	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
505	} else {	561	} else {
…		…
549	reset_signals;	605	reset_signals;
550	&$cb	606	&$cb
551	}, @args;	607	}, @args;
552		608
553	wantarray ? @res : $res[-1]	609	wantarray ? @res : $res[-1]
		610	}
		611
		612	sub objinfo {
		613	(
		614	"counter value" => cf::object::object_count,
		615	"objects created" => cf::object::create_count,
		616	"objects destroyed" => cf::object::destroy_count,
		617	"freelist size" => cf::object::free_count,
		618	"allocated objects" => cf::object::objects_size,
		619	"active objects" => cf::object::actives_size,
		620	)
554	}	621	}
555		622
556	=item $coin = coin_from_name $name	623	=item $coin = coin_from_name $name
557		624
558	=cut	625	=cut
…		…
595	within each server.	662	within each server.
596		663
597	=cut	664	=cut
598		665
599	sub db_table($) {	666	sub db_table($) {
		667	cf::error "db_get called from main context"
		668	if $Coro::current == $Coro::main;
		669
600	my ($name) = @_;	670	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	671	my $db = BDB::db_create $DB_ENV;
602		672
603	eval {	673	eval {
604	$db->set_flags (BDB::CHKSUM);	674	$db->set_flags (BDB::CHKSUM);
…		…
614	}	684	}
615		685
616	our $DB;	686	our $DB;
617		687
618	sub db_init {	688	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	689	$DB ||= db_table "db";
621	};
622	}	690	}
623		691
624	sub db_get($$) {	692	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	693	my $key = "$_[0]/$_[1]";
626		694
627	cf::sync_job {	695	cf::error "db_get called from main context"
		696	if $Coro::current == $Coro::main;
		697
628	BDB::db_get $DB, undef, $key, my $data;	698	BDB::db_get $DB, undef, $key, my $data;
629		699
630	$! ? ()	700	$! ? ()
631	: $data	701	: $data
632	}
633	}	702	}
634		703
635	sub db_put($$$) {	704	sub db_put($$$) {
636	BDB::dbreq_pri 4;	705	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	706	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		762
694	my $t1 = Time::HiRes::time;	763	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	764	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	765	my $t2 = Time::HiRes::time;
697		766
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	767	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		768
700	db_put cache => "$id/data", $data;	769	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	770	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	771	db_put cache => "$id/meta", $meta;
703		772
…		…
713		782
714	=cut	783	=cut
715		784
716	sub datalog($@) {	785	sub datalog($@) {
717	my ($type, %kv) = @_;	786	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	787	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	788	}
720		789
721	=back	790	=back
722		791
723	=cut	792	=cut
724		793
725	#############################################################################	794	#############################################################################
726		795
727	=head2 ATTACHABLE OBJECTS	796	=head2 ATTACHABLE OBJECTS
728		797
729	Many objects in crossfire are so-called attachable objects. That means you can	798	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	799	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	800	to it. All such attachable objects support the following methods.
732		801
733	In the following description, CLASS can be any of C<global>, C<object>	802	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	803	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	853	=item cf::CLASS::attachment $name, ...
785		854
786	Register an attachment by C<$name> through which attachable objects of the	855	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	856	given CLASS can refer to this attachment.
788		857
789	Some classes such as crossfire maps and objects can specify attachments	858	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	859	that are attached at load/instantiate time, thus the need for a name.
791		860
792	These calls expect any number of the following handler/hook descriptions:	861	These calls expect any number of the following handler/hook descriptions:
793		862
794	=over 4	863	=over 4
…		…
918		987
919	} elsif (exists $cb_id{$type}) {	988	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	989	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		990
922	} elsif (ref $type) {	991	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	992	error "attaching objects not supported, ignoring.\n";
924		993
925	} else {	994	} else {
926	shift @arg;	995	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	996	error "attach argument '$type' not supported, ignoring.\n";
928	}	997	}
929	}	998	}
930	}	999	}
931		1000
932	sub _object_attach {	1001	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1011	_attach $registry, $klass, @attach;
943	}	1012	}
944		1013
945	$obj->{$name} = \%arg;	1014	$obj->{$name} = \%arg;
946	} else {	1015	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1016	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1017	}
949		1018
950	$obj->{_attachment}{$name} = undef;	1019	$obj->{_attachment}{$name} = undef;
951	}	1020	}
952		1021
…		…
1011		1080
1012	for (@$callbacks) {	1081	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1082	eval { &{$_->[1]} };
1014		1083
1015	if ($@) {	1084	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1085	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1086	override;
1019	}	1087	}
1020		1088
1021	return 1 if $override;	1089	return 1 if $override;
1022	}	1090	}
…		…
1085		1153
1086	sub reattach {	1154	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1155	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1156	my ($obj) = @_;
1089		1157
		1158	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1159	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1160
1092	my $registry = $obj->registry;	1161	my $registry = $obj->registry;
1093		1162
1094	@$registry = ();	1163	@$registry = ();
1095		1164
…		…
1100	for (@$attach) {	1169	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1170	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1171	_attach $registry, $klass, @attach;
1103	}	1172	}
1104	} else {	1173	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1174	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1175	}
1107	}	1176	}
1108	}	1177	}
1109		1178
1110	cf::attachable->attach (	1179	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1206	my ($filename, $rdata, $objs) = @_;
1138		1207
1139	sync_job {	1208	sync_job {
1140	if (length $$rdata) {	1209	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1211	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1212	$decname, length $$rdata, scalar @$objs
		1213	if $VERBOSE_IO;
1144		1214
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1215	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1216	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1217	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1218	if ($cf::USE_FSYNC) {
		1219	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;
		1220	aio_fsync $fh;
		1221	}
1149	aio_close $fh;	1222	aio_close $fh;
1150		1223
1151	if (@$objs) {	1224	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1225	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1226	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1227	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1228	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1229	if ($cf::USE_FSYNC) {
		1230	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;
		1231	aio_fsync $fh;
		1232	}
1157	aio_close $fh;	1233	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1234	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1235	}
1160	} else {	1236	} else {
1161	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1162	}	1238	}
1163		1239
1164	aio_rename "$filename~", $filename;	1240	aio_rename "$filename~", $filename;
		1241
		1242	$filename =~ s%/[^/]+$%%;
		1243	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1244	} else {
1166	warn "FATAL: $filename~: $!\n";	1245	error "unable to save objects: $filename~: $!\n";
1167	}	1246	}
1168	} else {	1247	} else {
1169	aio_unlink $filename;	1248	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1249	aio_unlink "$filename.pst";
1171	}	1250	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1274	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1275	$av = $st->{objs};
1197	}	1276	}
1198		1277
1199	utf8::decode (my $decname = $filename);	1278	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1279	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1280	$decname, length $data, scalar @{$av || []}
		1281	if $VERBOSE_IO;
1202		1282
1203	($data, $av)	1283	($data, $av)
1204	}	1284	}
1205		1285
1206	=head2 COMMAND CALLBACKS	1286	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1342	my ($name, $cb) = @_;
1263		1343
1264	$EXTICMD{$name} = $cb;	1344	$EXTICMD{$name} = $cb;
1265	}	1345	}
1266		1346
		1347	use File::Glob ();
		1348
1267	cf::player->attach (	1349	cf::player->attach (
1268	on_command => sub {	1350	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1351	my ($pl, $name, $params) = @_;
1270		1352
1271	my $cb = $COMMAND{$name}	1353	my $cb = $COMMAND{$name}
1272	or return;	1354	or return;
1273		1355
…		…
1296		1378
1297	$pl->ext_reply ($reply, @reply)	1379	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1380	if $reply;
1299		1381
1300	} else {	1382	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1383	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1384	}
1303		1385
1304	cf::override;	1386	cf::override;
1305	},	1387	},
1306	);	1388	);
1307		1389
		1390	# "readahead" all extensions
		1391	sub cache_extensions {
		1392	my $grp = IO::AIO::aio_group;
		1393
		1394	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1395	for (grep /\.ext$/, @{$_[0]}) {
		1396	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1397	}
		1398	};
		1399
		1400	$grp
		1401	}
		1402
1308	sub load_extensions {	1403	sub load_extensions {
		1404	info "loading extensions...";
		1405
1309	cf::sync_job {	1406	cf::sync_job {
1310	my %todo;	1407	my %todo;
1311		1408
1312	for my $path (<$LIBDIR/*.ext>) {	1409	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1410	next unless -r $path;
…		…
1331		1428
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1429	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1430	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1431
1335	$ext{source} =	1432	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1433	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1434	. "#line 1 \"$path\"\n{\n"
1338	. $source	1435	. $source
1339	. "\n};\n1";	1436	. "\n};\n1";
1340		1437
1341	$todo{$base} = \%ext;	1438	$todo{$base} = \%ext;
1342	}	1439	}
1343		1440
		1441	my $pass = 0;
1344	my %done;	1442	my %done;
1345	while (%todo) {	1443	while (%todo) {
1346	my $progress;	1444	my $progress;
1347		1445
		1446	++$pass;
		1447
		1448	ext:
1348	while (my ($k, $v) = each %todo) {	1449	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1450	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1451	next ext
1351	unless exists $done{$_};	1452	unless exists $done{$_};
1352	}	1453	}
1353		1454
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1455	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1456
1356	unless (eval $v->{source}) {	1457	my $active = eval $v->{source};
		1458
		1459	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1460	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1461
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1462	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1463	if exists $v->{meta}{mandatory};
1364		1464
1365	warn $msg;	1465	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1466	delete $todo{$k};
		1467	} else {
		1468	$done{$k} = delete $todo{$k};
		1469	push @EXTS, $v->{pkg};
		1470	$progress = 1;
		1471
		1472	info "$v->{base}: extension inactive.\n"
		1473	unless $active;
1366	}	1474	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1475	}
1372		1476
1373	skip:	1477	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1478	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1479
		1480	while (my ($k, $v) = each %todo) {
		1481	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1482	if exists $v->{meta}{mandatory};
		1483	}
		1484	}
1376	}	1485	}
1377	};	1486	};
1378	}	1487	}
1379		1488
1380	#############################################################################	1489	#############################################################################
1381		1490
1382	=back	1491	=back
1383		1492
1384	=head2 CORE EXTENSIONS	1493	=head2 CORE EXTENSIONS
1385		1494
1386	Functions and methods that extend core crossfire objects.	1495	Functions and methods that extend core deliantra objects.
1387		1496
1388	=cut	1497	=cut
1389		1498
1390	package cf::player;	1499	package cf::player;
1391		1500
…		…
1434		1543
1435	sub exists($) {	1544	sub exists($) {
1436	my ($login) = @_;	1545	my ($login) = @_;
1437		1546
1438	$cf::PLAYER{$login}	1547	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1548	or !aio_stat path $login
1440	}	1549	}
1441		1550
1442	sub find($) {	1551	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1552	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1553	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1573	$cf::PLAYER{$login} = $pl
1465	}	1574	}
1466	}	1575	}
1467	}	1576	}
1468		1577
		1578	cf::player->attach (
		1579	on_load => sub {
		1580	my ($pl, $path) = @_;
		1581
		1582	# restore slots saved in save, below
		1583	my $slots = delete $pl->{_slots};
		1584
		1585	$pl->ob->current_weapon ($slots->[0]);
		1586	$pl->combat_ob ($slots->[1]);
		1587	$pl->ranged_ob ($slots->[2]);
		1588	},
		1589	);
		1590
1469	sub save($) {	1591	sub save($) {
1470	my ($pl) = @_;	1592	my ($pl) = @_;
1471		1593
1472	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1473		1595
…		…
1478		1600
1479	aio_mkdir playerdir $pl, 0770;	1601	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1602	$pl->{last_save} = $cf::RUNTIME;
1481		1603
1482	cf::get_slot 0.01;	1604	cf::get_slot 0.01;
		1605
		1606	# save slots, to be restored later
		1607	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1608
1484	$pl->save_pl ($path);	1609	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1610	cf::cede_to_tick;
1486	}	1611	}
1487		1612
…		…
1519	my ($pl) = @_;	1644	my ($pl) = @_;
1520		1645
1521	my $name = $pl->ob->name;	1646	my $name = $pl->ob->name;
1522		1647
1523	$pl->{deny_save} = 1;	1648	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1649	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1650
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1651	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1652	$pl->deactivate;
1528	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1653	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1529	$pl->ob->check_score;
1530	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1654	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1531	$pl->ns->destroy if $pl->ns;	1655	$pl->ns->destroy if $pl->ns;
1532		1656
1533	my $path = playerdir $pl;	1657	my $path = playerdir $pl;
1534	my $temp = "$path~$cf::RUNTIME~deleting~";	1658	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1589	\@logins	1713	\@logins
1590	}	1714	}
1591		1715
1592	=item $player->maps	1716	=item $player->maps
1593		1717
		1718	=item cf::player::maps $login
		1719
1594	Returns an arrayref of map paths that are private for this	1720	Returns an arrayref of map paths that are private for this
1595	player. May block.	1721	player. May block.
1596		1722
1597	=cut	1723	=cut
1598		1724
…		…
1615	}	1741	}
1616		1742
1617	\@paths	1743	\@paths
1618	}	1744	}
1619		1745
1620	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1746	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1621		1747
1622	Expand crossfire pod fragments into protocol xml.	1748	Expand deliantra pod fragments into protocol xml.
1623
1624	=cut
1625
1626	use re 'eval';
1627
1628	my $group;
1629	my $interior; $interior = qr{
1630	# match a pod interior sequence sans C<< >>
1631	(?:
1632	\ (.*?)\ (?{ $group = $^N })
1633	| < (??{$interior}) >
1634	)
1635	}x;
1636
1637	sub expand_cfpod {
1638	my ($self, $pod) = @_;
1639
1640	my $xml;
1641
1642	while () {
1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644	$group = $1;
1645
1646	$group =~ s/&/&amp;/g;
1647	$group =~ s/</&lt;/g;
1648
1649	$xml .= $group;
1650	} elsif ($pod =~ m%\G
1651	([BCGHITU])
1652	<
1653	(?:
1654	([^<>]*) (?{ $group = $^N })
1655	| < $interior >
1656	)
1657	>
1658	%gcsx
1659	) {
1660	my ($code, $data) = ($1, $group);
1661
1662	if ($code eq "B") {
1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664	} elsif ($code eq "I") {
1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666	} elsif ($code eq "U") {
1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668	} elsif ($code eq "C") {
1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670	} elsif ($code eq "T") {
1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672	} elsif ($code eq "G") {
1673	my ($male, $female) = split /\|/, $data;
1674	$data = $self->gender ? $female : $male;
1675	$xml .= expand_cfpod ($self, $data);
1676	} elsif ($code eq "H") {
1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1679	"")
1680	[$self->{hintmode}];
1681	} else {
1682	$xml .= "error processing '$code($data)' directive";
1683	}
1684	} else {
1685	if ($pod =~ /\G(.+)/) {
1686	warn "parse error while expanding $pod (at $1)";
1687	}
1688	last;
1689	}
1690	}
1691
1692	for ($xml) {
1693	# create single paragraphs (very hackish)
1694	s/(?<=\S)\n(?=\w)/ /g;
1695
1696	# compress some whitespace
1697	s/\s+\n/\n/g; # ws line-ends
1698	s/\n\n+/\n/g; # double lines
1699	s/^\n+//; # beginning lines
1700	s/\n+$//; # ending lines
1701	}
1702
1703	$xml
1704	}
1705
1706	no re 'eval';
1707
1708	sub hintmode {
1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1710	$_[0]{hintmode}
1711	}
1712		1749
1713	=item $player->ext_reply ($msgid, @msg)	1750	=item $player->ext_reply ($msgid, @msg)
1714		1751
1715	Sends an ext reply to the player.	1752	Sends an ext reply to the player.
1716		1753
…		…
1748		1785
1749	=cut	1786	=cut
1750		1787
1751	sub find_by_path($) {	1788	sub find_by_path($) {
1752	my ($path) = @_;	1789	my ($path) = @_;
		1790
		1791	$path =~ s/^~[^\/]*//; # skip ~login
1753		1792
1754	my ($match, $specificity);	1793	my ($match, $specificity);
1755		1794
1756	for my $region (list) {	1795	for my $region (list) {
1757	if ($region->{match} && $path =~ $region->{match}) {	1796	if ($region->{match} && $path =~ $region->{match}) {
…		…
1789	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1828	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1790		1829
1791	# mit "rum" bekleckern, nicht	1830	# mit "rum" bekleckern, nicht
1792	$self->_create_random_map (	1831	$self->_create_random_map (
1793	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1832	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1794	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1833	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1795	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1834	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1796	$rmp->{exit_on_final_map},	1835	$rmp->{exit_on_final_map},
1797	$rmp->{xsize}, $rmp->{ysize},	1836	$rmp->{xsize}, $rmp->{ysize},
1798	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1837	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1799	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1838	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1814		1853
1815	sub register {	1854	sub register {
1816	my (undef, $regex, $prio) = @_;	1855	my (undef, $regex, $prio) = @_;
1817	my $pkg = caller;	1856	my $pkg = caller;
1818		1857
1819	no strict;
1820	push @{"$pkg\::ISA"}, __PACKAGE__;	1858	push @{"$pkg\::ISA"}, __PACKAGE__;
1821		1859
1822	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1860	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1823	}	1861	}
1824		1862
1825	# also paths starting with '/'	1863	# also paths starting with '/'
1826	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1864	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1827		1865
1828	sub thawer_merge {	1866	sub thawer_merge {
1829	my ($self, $merge) = @_;	1867	my ($self, $merge) = @_;
1830		1868
1831	# we have to keep some variables in memory intact	1869	# we have to keep some variables in memory intact
…		…
1836	}	1874	}
1837		1875
1838	sub normalise {	1876	sub normalise {
1839	my ($path, $base) = @_;	1877	my ($path, $base) = @_;
1840		1878
1841	$path = "$path"; # make sure its a string	1879	$path = "$path"; # make sure it's a string
1842		1880
1843	$path =~ s/\.map$//;	1881	$path =~ s/\.map$//;
1844		1882
1845	# map plan:	1883	# map plan:
1846	#	1884	#
…		…
1885	$self->init; # pass $1 etc.	1923	$self->init; # pass $1 etc.
1886	return $self;	1924	return $self;
1887	}	1925	}
1888	}	1926	}
1889		1927
1890	Carp::cluck "unable to resolve path '$path' (base '$base').";	1928	Carp::cluck "unable to resolve path '$path' (base '$base')";
1891	()	1929	()
1892	}	1930	}
1893		1931
1894	sub init {	1932	sub init {
1895	my ($self) = @_;	1933	my ($self) = @_;
…		…
1927	sub uniq_path {	1965	sub uniq_path {
1928	my ($self) = @_;	1966	my ($self) = @_;
1929		1967
1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1968	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1931	"$UNIQUEDIR/$path"	1969	"$UNIQUEDIR/$path"
1932	}
1933
1934	# and all this just because we cannot iterate over
1935	# all maps in C++...
1936	sub change_all_map_light {
1937	my ($change) = @_;
1938
1939	$_->change_map_light ($change)
1940	for grep $_->outdoor, values %cf::MAP;
1941	}	1970	}
1942		1971
1943	sub decay_objects {	1972	sub decay_objects {
1944	my ($self) = @_;	1973	my ($self) = @_;
1945		1974
…		…
2027		2056
2028	sub find;	2057	sub find;
2029	sub find {	2058	sub find {
2030	my ($path, $origin) = @_;	2059	my ($path, $origin) = @_;
2031		2060
		2061	cf::cede_to_tick;
		2062
2032	$path = normalise $path, $origin && $origin->path;	2063	$path = normalise $path, $origin && $origin->path;
2033		2064
2034	cf::lock_wait "map_data:$path";#d#remove	2065	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2035	cf::lock_wait "map_find:$path";	2066	my $guard2 = cf::lock_acquire "map_find:$path";
2036		2067
2037	$cf::MAP{$path} || do {	2068	$cf::MAP{$path} || do {
2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2039	my $guard2 = cf::lock_acquire "map_find:$path";
2040
2041	my $map = new_from_path cf::map $path	2069	my $map = new_from_path cf::map $path
2042	or return;	2070	or return;
2043		2071
2044	$map->{last_save} = $cf::RUNTIME;	2072	$map->{last_save} = $cf::RUNTIME;
2045		2073
…		…
2057		2085
2058	$cf::MAP{$path} = $map	2086	$cf::MAP{$path} = $map
2059	}	2087	}
2060	}	2088	}
2061		2089
2062	sub pre_load { }	2090	sub pre_load { }
2063	sub post_load { }	2091	#sub post_load { } # XS
2064		2092
2065	sub load {	2093	sub load {
2066	my ($self) = @_;	2094	my ($self) = @_;
2067		2095
2068	local $self->{deny_reset} = 1; # loading can take a long time	2096	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2085	my $f = new_from_file cf::object::thawer $self->{load_path};	2113	my $f = new_from_file cf::object::thawer $self->{load_path};
2086	$f->skip_block;	2114	$f->skip_block;
2087	$self->_load_objects ($f)	2115	$self->_load_objects ($f)
2088	or return;	2116	or return;
2089		2117
2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2118	$self->post_load_original
2091	if delete $self->{load_original};	2119	if delete $self->{load_original};
2092		2120
2093	if (my $uniq = $self->uniq_path) {	2121	if (my $uniq = $self->uniq_path) {
2094	utf8::encode $uniq;	2122	utf8::encode $uniq;
2095	unless (aio_stat $uniq) {	2123	unless (aio_stat $uniq) {
…		…
2113	unless ($self->{deny_activate}) {	2141	unless ($self->{deny_activate}) {
2114	$self->decay_objects;	2142	$self->decay_objects;
2115	$self->fix_auto_apply;	2143	$self->fix_auto_apply;
2116	$self->update_buttons;	2144	$self->update_buttons;
2117	cf::cede_to_tick;	2145	cf::cede_to_tick;
2118	$self->set_darkness_map;
2119	cf::cede_to_tick;
2120	$self->activate;	2146	$self->activate;
2121	}	2147	}
2122		2148
2123	$self->{last_save} = $cf::RUNTIME;	2149	$self->{last_save} = $cf::RUNTIME;
2124	$self->last_access ($cf::RUNTIME);	2150	$self->last_access ($cf::RUNTIME);
…		…
2127	}	2153	}
2128		2154
2129	$self->post_load;	2155	$self->post_load;
2130	}	2156	}
2131		2157
		2158	# customize the map for a given player, i.e.
		2159	# return the _real_ map. used by e.g. per-player
		2160	# maps to change the path to ~playername/mappath
2132	sub customise_for {	2161	sub customise_for {
2133	my ($self, $ob) = @_;	2162	my ($self, $ob) = @_;
2134		2163
2135	return find "~" . $ob->name . "/" . $self->{path}	2164	return find "~" . $ob->name . "/" . $self->{path}
2136	if $self->per_player;	2165	if $self->per_player;
…		…
2152	or next;	2181	or next;
2153	$neigh = find $neigh, $map	2182	$neigh = find $neigh, $map
2154	or next;	2183	or next;
2155	$neigh->load;	2184	$neigh->load;
2156		2185
		2186	# now find the diagonal neighbours
2157	push @neigh,	2187	push @neigh,
2158	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2188	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2159	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2189	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2160	}	2190	}
2161		2191
…		…
2168	}	2198	}
2169		2199
2170	sub find_sync {	2200	sub find_sync {
2171	my ($path, $origin) = @_;	2201	my ($path, $origin) = @_;
2172		2202
2173	cf::sync_job { find $path, $origin }	2203	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2204	if $Coro::current == $Coro::main;
		2205
		2206	find $path, $origin
2174	}	2207	}
2175		2208
2176	sub do_load_sync {	2209	sub do_load_sync {
2177	my ($map) = @_;	2210	my ($map) = @_;
2178		2211
2179	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2212	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2180	if $Coro::current == $Coro::main;	2213	if $Coro::current == $Coro::main;
2181		2214
2182	cf::sync_job { $map->load };	2215	$map->load;
2183	}	2216	}
2184		2217
2185	our %MAP_PREFETCH;	2218	our %MAP_PREFETCH;
2186	our $MAP_PREFETCHER = undef;	2219	our $MAP_PREFETCHER = undef;
2187		2220
…		…
2213	$MAP_PREFETCHER->prio (6);	2246	$MAP_PREFETCHER->prio (6);
2214		2247
2215	()	2248	()
2216	}	2249	}
2217		2250
		2251	# common code, used by both ->save and ->swapout
2218	sub save {	2252	sub _save {
2219	my ($self) = @_;	2253	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222		2254
2223	$self->{last_save} = $cf::RUNTIME;	2255	$self->{last_save} = $cf::RUNTIME;
2224		2256
2225	return unless $self->dirty;	2257	return unless $self->dirty;
2226		2258
…		…
2246	} else {	2278	} else {
2247	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2279	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2248	}	2280	}
2249	}	2281	}
2250		2282
		2283	sub save {
		2284	my ($self) = @_;
		2285
		2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2287
		2288	$self->_save;
		2289	}
		2290
2251	sub swap_out {	2291	sub swap_out {
2252	my ($self) = @_;	2292	my ($self) = @_;
2253		2293
2254	# save first because save cedes
2255	$self->save;
2256
2257	my $lock = cf::lock_acquire "map_data:$self->{path}";	2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2258		2295
2259	return if $self->players;
2260	return if $self->in_memory != cf::MAP_ACTIVE;	2296	return if $self->in_memory != cf::MAP_ACTIVE;
2261	return if $self->{deny_save};	2297	return if $self->{deny_save};
		2298	return if $self->players;
2262		2299
		2300	# first deactivate the map and "unlink" it from the core
		2301	$self->deactivate;
		2302	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->in_memory (cf::MAP_SWAPPED);	2303	$self->in_memory (cf::MAP_SWAPPED);
		2304
		2305	# then atomically save
		2306	$self->_save;
		2307
		2308	# then free the map
		2309	$self->clear;
		2310	}
		2311
		2312	sub reset_at {
		2313	my ($self) = @_;
		2314
		2315	# TODO: safety, remove and allow resettable per-player maps
		2316	return 1e99 if $self->{deny_reset};
		2317
		2318	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2319	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2320
		2321	$time + $to
		2322	}
		2323
		2324	sub should_reset {
		2325	my ($self) = @_;
		2326
		2327	$self->reset_at <= $cf::RUNTIME
		2328	}
		2329
		2330	sub reset {
		2331	my ($self) = @_;
		2332
		2333	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2334
		2335	return if $self->players;
		2336
		2337	cf::trace "resetting map ", $self->path, "\n";
		2338
		2339	$self->in_memory (cf::MAP_SWAPPED);
		2340
		2341	# need to save uniques path
		2342	unless ($self->{deny_save}) {
		2343	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2344
		2345	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2346	if $uniq;
		2347	}
		2348
		2349	delete $cf::MAP{$self->path};
2264		2350
2265	$self->deactivate;	2351	$self->deactivate;
2266	$_->clear_links_to ($self) for values %cf::MAP;	2352	$_->clear_links_to ($self) for values %cf::MAP;
2267	$self->clear;	2353	$self->clear;
2268	}
2269
2270	sub reset_at {
2271	my ($self) = @_;
2272
2273	# TODO: safety, remove and allow resettable per-player maps
2274	return 1e99 if $self->{deny_reset};
2275
2276	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2277	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2278
2279	$time + $to
2280	}
2281
2282	sub should_reset {
2283	my ($self) = @_;
2284
2285	$self->reset_at <= $cf::RUNTIME
2286	}
2287
2288	sub reset {
2289	my ($self) = @_;
2290
2291	my $lock = cf::lock_acquire "map_data:$self->{path}";
2292
2293	return if $self->players;
2294
2295	warn "resetting map ", $self->path;
2296
2297	$self->in_memory (cf::MAP_SWAPPED);
2298
2299	# need to save uniques path
2300	unless ($self->{deny_save}) {
2301	my $uniq = $self->uniq_path; utf8::encode $uniq;
2302
2303	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2304	if $uniq;
2305	}
2306
2307	delete $cf::MAP{$self->path};
2308
2309	$self->deactivate;
2310	$_->clear_links_to ($self) for values %cf::MAP;
2311	$self->clear;
2312		2354
2313	$self->unlink_save;	2355	$self->unlink_save;
2314	$self->destroy;	2356	$self->destroy;
2315	}	2357	}
2316		2358
…		…
2324		2366
2325	delete $cf::MAP{$self->path};	2367	delete $cf::MAP{$self->path};
2326		2368
2327	$self->unlink_save;	2369	$self->unlink_save;
2328		2370
2329	bless $self, "cf::map";	2371	bless $self, "cf::map::wrap";
2330	delete $self->{deny_reset};	2372	delete $self->{deny_reset};
2331	$self->{deny_save} = 1;	2373	$self->{deny_save} = 1;
2332	$self->reset_timeout (1);	2374	$self->reset_timeout (1);
2333	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2375	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2334		2376
…		…
2391	: normalise $_	2433	: normalise $_
2392	} @{ aio_readdir $UNIQUEDIR or [] }	2434	} @{ aio_readdir $UNIQUEDIR or [] }
2393	]	2435	]
2394	}	2436	}
2395		2437
		2438	=item cf::map::static_maps
		2439
		2440	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2441	file in the shared directory excluding F</styles> and F</editor>). May
		2442	block.
		2443
		2444	=cut
		2445
		2446	sub static_maps() {
		2447	my @dirs = "";
		2448	my @maps;
		2449
		2450	while (@dirs) {
		2451	my $dir = shift @dirs;
		2452
		2453	next if $dir eq "/styles" || $dir eq "/editor";
		2454
		2455	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2456	or return;
		2457
		2458	for (@$files) {
		2459	s/\.map$// or next;
		2460	utf8::decode $_;
		2461	push @maps, "$dir/$_";
		2462	}
		2463
		2464	push @dirs, map "$dir/$_", @$dirs;
		2465	}
		2466
		2467	\@maps
		2468	}
		2469
2396	=back	2470	=back
2397		2471
2398	=head3 cf::object	2472	=head3 cf::object
2399		2473
2400	=cut	2474	=cut
…		…
2465		2539
2466	our $SAY_CHANNEL = {	2540	our $SAY_CHANNEL = {
2467	id => "say",	2541	id => "say",
2468	title => "Map",	2542	title => "Map",
2469	reply => "say ",	2543	reply => "say ",
2470	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2544	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2471	};	2545	};
2472		2546
2473	our $CHAT_CHANNEL = {	2547	our $CHAT_CHANNEL = {
2474	id => "chat",	2548	id => "chat",
2475	title => "Chat",	2549	title => "Chat",
…		…
2530		2604
2531	=item $player_object->enter_link	2605	=item $player_object->enter_link
2532		2606
2533	Freezes the player and moves him/her to a special map (C<{link}>).	2607	Freezes the player and moves him/her to a special map (C<{link}>).
2534		2608
2535	The player should be reasonably safe there for short amounts of time. You	2609	The player should be reasonably safe there for short amounts of time (e.g.
2536	I<MUST> call C<leave_link> as soon as possible, though.	2610	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2611	though, as the player cannot control the character while it is on the link
		2612	map.
2537		2613
2538	Will never block.	2614	Will never block.
2539		2615
2540	=item $player_object->leave_link ($map, $x, $y)	2616	=item $player_object->leave_link ($map, $x, $y)
2541		2617
…		…
2561	sub cf::object::player::enter_link {	2637	sub cf::object::player::enter_link {
2562	my ($self) = @_;	2638	my ($self) = @_;
2563		2639
2564	$self->deactivate_recursive;	2640	$self->deactivate_recursive;
2565		2641
		2642	++$self->{_link_recursion};
		2643
2566	return if UNIVERSAL::isa $self->map, "ext::map_link";	2644	return if UNIVERSAL::isa $self->map, "ext::map_link";
2567		2645
2568	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2646	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2569	if $self->map && $self->map->{path} ne "{link}";	2647	if $self->map && $self->map->{path} ne "{link}";
2570		2648
2571	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2649	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2572	}	2650	}
2573		2651
2574	sub cf::object::player::leave_link {	2652	sub cf::object::player::leave_link {
2575	my ($self, $map, $x, $y) = @_;	2653	my ($self, $map, $x, $y) = @_;
2576		2654
…		…
2593	($x, $y) = (-1, -1)	2671	($x, $y) = (-1, -1)
2594	unless (defined $x) && (defined $y);	2672	unless (defined $x) && (defined $y);
2595		2673
2596	# use -1 or undef as default coordinates, not 0, 0	2674	# use -1 or undef as default coordinates, not 0, 0
2597	($x, $y) = ($map->enter_x, $map->enter_y)	2675	($x, $y) = ($map->enter_x, $map->enter_y)
2598	if $x <=0 && $y <= 0;	2676	if $x <= 0 && $y <= 0;
2599		2677
2600	$map->load;	2678	$map->load;
2601	$map->load_neighbours;	2679	$map->load_neighbours;
2602		2680
2603	return unless $self->contr->active;	2681	return unless $self->contr->active;
2604	$self->activate_recursive;
2605		2682
2606	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2683	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2607	$self->enter_map ($map, $x, $y);	2684	if ($self->enter_map ($map, $x, $y)) {
2608	}	2685	# entering was successful
		2686	delete $self->{_link_recursion};
		2687	# only activate afterwards, to support waiting in hooks
		2688	$self->activate_recursive;
		2689	}
2609		2690
		2691	}
		2692
2610	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2693	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2611		2694
2612	Moves the player to the given map-path and coordinates by first freezing	2695	Moves the player to the given map-path and coordinates by first freezing
2613	her, loading and preparing them map, calling the provided $check callback	2696	her, loading and preparing them map, calling the provided $check callback
2614	that has to return the map if sucecssful, and then unfreezes the player on	2697	that has to return the map if sucecssful, and then unfreezes the player on
2615	the new (success) or old (failed) map position. In either case, $done will	2698	the new (success) or old (failed) map position. In either case, $done will
2616	be called at the end of this process.	2699	be called at the end of this process.
2617		2700
		2701	Note that $check will be called with a potentially non-loaded map, so if
		2702	it needs a loaded map it has to call C<< ->load >>.
		2703
2618	=cut	2704	=cut
2619		2705
2620	our $GOTOGEN;	2706	our $GOTOGEN;
2621		2707
2622	sub cf::object::player::goto {	2708	sub cf::object::player::goto {
2623	my ($self, $path, $x, $y, $check, $done) = @_;	2709	my ($self, $path, $x, $y, $check, $done) = @_;
		2710
		2711	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2712	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2713	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2714	($path, $x, $y) = @$EMERGENCY_POSITION;
		2715	}
2624		2716
2625	# do generation counting so two concurrent goto's will be executed in-order	2717	# do generation counting so two concurrent goto's will be executed in-order
2626	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2718	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2627		2719
2628	$self->enter_link;	2720	$self->enter_link;
…		…
2652	my $map = eval {	2744	my $map = eval {
2653	my $map = defined $path ? cf::map::find $path : undef;	2745	my $map = defined $path ? cf::map::find $path : undef;
2654		2746
2655	if ($map) {	2747	if ($map) {
2656	$map = $map->customise_for ($self);	2748	$map = $map->customise_for ($self);
2657	$map = $check->($map) if $check && $map;	2749	$map = $check->($map, $x, $y, $self) if $check && $map;
2658	} else {	2750	} else {
2659	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2751	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2660	}	2752	}
2661		2753
2662	$map	2754	$map
…		…
2670	if ($gen == $self->{_goto_generation}) {	2762	if ($gen == $self->{_goto_generation}) {
2671	delete $self->{_goto_generation};	2763	delete $self->{_goto_generation};
2672	$self->leave_link ($map, $x, $y);	2764	$self->leave_link ($map, $x, $y);
2673	}	2765	}
2674		2766
2675	$done->() if $done;	2767	$done->($self) if $done;
2676	})->prio (1);	2768	})->prio (1);
2677	}	2769	}
2678		2770
2679	=item $player_object->enter_exit ($exit_object)	2771	=item $player_object->enter_exit ($exit_object)
2680		2772
…		…
2768	$self->contr->savebed ($map, $x, $y)	2860	$self->contr->savebed ($map, $x, $y)
2769	if $exit->flag (cf::FLAG_DAMNED);	2861	if $exit->flag (cf::FLAG_DAMNED);
2770		2862
2771	1	2863	1
2772	}) {	2864	}) {
2773	$self->message ("Something went wrong deep within the crossfire server. "	2865	$self->message ("Something went wrong deep within the deliantra server. "
2774	. "I'll try to bring you back to the map you were before. "	2866	. "I'll try to bring you back to the map you were before. "
2775	. "Please report this to the dungeon master!",	2867	. "Please report this to the dungeon master!",
2776	cf::NDI_UNIQUE | cf::NDI_RED);	2868	cf::NDI_UNIQUE | cf::NDI_RED);
2777		2869
2778	warn "ERROR in enter_exit: $@";	2870	error "ERROR in enter_exit: $@";
2779	$self->leave_link;	2871	$self->leave_link;
2780	}	2872	}
2781	})->prio (1);	2873	})->prio (1);
2782	}	2874	}
2783		2875
…		…
2795	sub cf::client::send_drawinfo {	2887	sub cf::client::send_drawinfo {
2796	my ($self, $text, $flags) = @_;	2888	my ($self, $text, $flags) = @_;
2797		2889
2798	utf8::encode $text;	2890	utf8::encode $text;
2799	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2891	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2892	}
		2893
		2894	=item $client->send_big_packet ($pkt)
		2895
		2896	Like C<send_packet>, but tries to compress large packets, and fragments
		2897	them as required.
		2898
		2899	=cut
		2900
		2901	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2902
		2903	sub cf::client::send_big_packet {
		2904	my ($self, $pkt) = @_;
		2905
		2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
		2909
		2910	# split very large packets
		2911	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2912	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2913	$pkt = "frag";
		2914	}
		2915
		2916	$self->send_packet ($pkt);
2800	}	2917	}
2801		2918
2802	=item $client->send_msg ($channel, $msg, $color, [extra...])	2919	=item $client->send_msg ($channel, $msg, $color, [extra...])
2803		2920
2804	Send a drawinfo or msg packet to the client, formatting the msg for the	2921	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2808		2925
2809	=cut	2926	=cut
2810		2927
2811	# non-persistent channels (usually the info channel)	2928	# non-persistent channels (usually the info channel)
2812	our %CHANNEL = (	2929	our %CHANNEL = (
		2930	"c/motd" => {
		2931	id => "infobox",
		2932	title => "MOTD",
		2933	reply => undef,
		2934	tooltip => "The message of the day",
		2935	},
2813	"c/identify" => {	2936	"c/identify" => {
2814	id => "infobox",	2937	id => "infobox",
2815	title => "Identify",	2938	title => "Identify",
2816	reply => undef,	2939	reply => undef,
2817	tooltip => "Items recently identified",	2940	tooltip => "Items recently identified",
…		…
2819	"c/examine" => {	2942	"c/examine" => {
2820	id => "infobox",	2943	id => "infobox",
2821	title => "Examine",	2944	title => "Examine",
2822	reply => undef,	2945	reply => undef,
2823	tooltip => "Signs and other items you examined",	2946	tooltip => "Signs and other items you examined",
		2947	},
		2948	"c/shopinfo" => {
		2949	id => "infobox",
		2950	title => "Shop Info",
		2951	reply => undef,
		2952	tooltip => "What your bargaining skill tells you about the shop",
2824	},	2953	},
2825	"c/book" => {	2954	"c/book" => {
2826	id => "infobox",	2955	id => "infobox",
2827	title => "Book",	2956	title => "Book",
2828	reply => undef,	2957	reply => undef,
…		…
2844	id => "infobox",	2973	id => "infobox",
2845	title => "Body Parts",	2974	title => "Body Parts",
2846	reply => undef,	2975	reply => undef,
2847	tooltip => "Shows which body parts you posess and are available",	2976	tooltip => "Shows which body parts you posess and are available",
2848	},	2977	},
		2978	"c/statistics" => {
		2979	id => "infobox",
		2980	title => "Statistics",
		2981	reply => undef,
		2982	tooltip => "Shows your primary statistics",
		2983	},
		2984	"c/skills" => {
		2985	id => "infobox",
		2986	title => "Skills",
		2987	reply => undef,
		2988	tooltip => "Shows your experience per skill and item power",
		2989	},
		2990	"c/shopitems" => {
		2991	id => "infobox",
		2992	title => "Shop Items",
		2993	reply => undef,
		2994	tooltip => "Shows the items currently for sale in this shop",
		2995	},
		2996	"c/resistances" => {
		2997	id => "infobox",
		2998	title => "Resistances",
		2999	reply => undef,
		3000	tooltip => "Shows your resistances",
		3001	},
		3002	"c/pets" => {
		3003	id => "infobox",
		3004	title => "Pets",
		3005	reply => undef,
		3006	tooltip => "Shows information abotu your pets/a specific pet",
		3007	},
		3008	"c/perceiveself" => {
		3009	id => "infobox",
		3010	title => "Perceive Self",
		3011	reply => undef,
		3012	tooltip => "You gained detailed knowledge about yourself",
		3013	},
2849	"c/uptime" => {	3014	"c/uptime" => {
2850	id => "infobox",	3015	id => "infobox",
2851	title => "Uptime",	3016	title => "Uptime",
2852	reply => undef,	3017	reply => undef,
2853	tooltip => "How long the server has been running since last restart",	3018	tooltip => "How long the server has been running since last restart",
…		…
2862	id => "party",	3027	id => "party",
2863	title => "Party",	3028	title => "Party",
2864	reply => "gsay ",	3029	reply => "gsay ",
2865	tooltip => "Messages and chat related to your party",	3030	tooltip => "Messages and chat related to your party",
2866	},	3031	},
		3032	"c/death" => {
		3033	id => "death",
		3034	title => "Death",
		3035	reply => undef,
		3036	tooltip => "Reason for and more info about your most recent death",
		3037	},
		3038	"c/say" => $SAY_CHANNEL,
		3039	"c/chat" => $CHAT_CHANNEL,
2867	);	3040	);
2868		3041
2869	sub cf::client::send_msg {	3042	sub cf::client::send_msg {
2870	my ($self, $channel, $msg, $color, @extra) = @_;	3043	my ($self, $channel, $msg, $color, @extra) = @_;
2871		3044
2872	$msg = $self->pl->expand_cfpod ($msg);	3045	$msg = $self->pl->expand_cfpod ($msg)
		3046	unless $color & cf::NDI_VERBATIM;
2873		3047
2874	$color &= cf::NDI_CLIENT_MASK; # just in case...	3048	$color &= cf::NDI_CLIENT_MASK; # just in case...
2875		3049
2876	# check predefined channels, for the benefit of C	3050	# check predefined channels, for the benefit of C
2877	if ($CHANNEL{$channel}) {	3051	if ($CHANNEL{$channel}) {
2878	$channel = $CHANNEL{$channel};	3052	$channel = $CHANNEL{$channel};
2879		3053
2880	$self->ext_msg (channel_info => $channel)	3054	$self->ext_msg (channel_info => $channel);
2881	if $self->can_msg;
2882
2883	$channel = $channel->{id};	3055	$channel = $channel->{id};
2884		3056
2885	} elsif (ref $channel) {	3057	} elsif (ref $channel) {
2886	# send meta info to client, if not yet sent	3058	# send meta info to client, if not yet sent
2887	unless (exists $self->{channel}{$channel->{id}}) {	3059	unless (exists $self->{channel}{$channel->{id}}) {
2888	$self->{channel}{$channel->{id}} = $channel;	3060	$self->{channel}{$channel->{id}} = $channel;
2889	$self->ext_msg (channel_info => $channel)	3061	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891	}	3062	}
2892		3063
2893	$channel = $channel->{id};	3064	$channel = $channel->{id};
2894	}	3065	}
2895		3066
2896	return unless @extra || length $msg;	3067	return unless @extra || length $msg;
2897		3068
2898	if ($self->can_msg) {
2899	# default colour, mask it out	3069	# default colour, mask it out
2900	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3070	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901	if $color & cf::NDI_DEF;	3071	if $color & cf::NDI_DEF;
2902		3072
2903	$self->send_packet ("msg " . $self->{json_coder}->encode (	3073	my $pkt = "msg "
		3074	. $self->{json_coder}->encode (
2904	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3075	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2905	} else {	3076	);
2906	if ($color >= 0) {
2907	# replace some tags by gcfclient-compatible ones
2908	for ($msg) {
2909	1 while
2910	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915	}
2916		3077
2917	$color &= cf::NDI_COLOR_MASK;	3078	$self->send_big_packet ($pkt);
2918
2919	utf8::encode $msg;
2920
2921	if (0 && $msg =~ /\[/) {
2922	# COMMAND/INFO
2923	$self->send_packet ("drawextinfo $color 10 8 $msg")
2924	} else {
2925	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2926	$self->send_packet ("drawinfo $color $msg")
2927	}
2928	}
2929	}
2930	}	3079	}
2931		3080
2932	=item $client->ext_msg ($type, @msg)	3081	=item $client->ext_msg ($type, @msg)
2933		3082
2934	Sends an ext event to the client.	3083	Sends an ext event to the client.
…		…
2937		3086
2938	sub cf::client::ext_msg($$@) {	3087	sub cf::client::ext_msg($$@) {
2939	my ($self, $type, @msg) = @_;	3088	my ($self, $type, @msg) = @_;
2940		3089
2941	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2943	} elsif ($self->extcmd == 1) { # TODO: remove	3092	} elsif ($self->extcmd == 1) { # TODO: remove
2944	push @msg, msgtype => "event_$type";	3093	push @msg, msgtype => "event_$type";
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946	}	3095	}
2947	}	3096	}
2948		3097
2949	=item $client->ext_reply ($msgid, @msg)	3098	=item $client->ext_reply ($msgid, @msg)
2950		3099
…		…
2954		3103
2955	sub cf::client::ext_reply($$@) {	3104	sub cf::client::ext_reply($$@) {
2956	my ($self, $id, @msg) = @_;	3105	my ($self, $id, @msg) = @_;
2957		3106
2958	if ($self->extcmd == 2) {	3107	if ($self->extcmd == 2) {
2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3108	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960	} elsif ($self->extcmd == 1) {	3109	} elsif ($self->extcmd == 1) {
2961	#TODO: version 1, remove	3110	#TODO: version 1, remove
2962	unshift @msg, msgtype => "reply", msgid => $id;	3111	unshift @msg, msgtype => "reply", msgid => $id;
2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3112	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2964	}	3113	}
2965	}	3114	}
2966		3115
2967	=item $success = $client->query ($flags, "text", \&cb)	3116	=item $success = $client->query ($flags, "text", \&cb)
2968		3117
…		…
3039		3188
3040	$ns->ext_reply ($reply, @reply)	3189	$ns->ext_reply ($reply, @reply)
3041	if $reply;	3190	if $reply;
3042		3191
3043	} else {	3192	} else {
3044	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3193	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3045	}	3194	}
3046		3195
3047	cf::override;	3196	cf::override;
3048	},	3197	},
3049	);	3198	);
…		…
3069		3218
3070	$coro	3219	$coro
3071	}	3220	}
3072		3221
3073	cf::client->attach (	3222	cf::client->attach (
3074	on_destroy => sub {	3223	on_client_destroy => sub {
3075	my ($ns) = @_;	3224	my ($ns) = @_;
3076		3225
3077	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3226	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3078	},	3227	},
3079	);	3228	);
…		…
3095	our $safe_hole = new Safe::Hole;	3244	our $safe_hole = new Safe::Hole;
3096		3245
3097	$SIG{FPE} = 'IGNORE';	3246	$SIG{FPE} = 'IGNORE';
3098		3247
3099	$safe->permit_only (Opcode::opset qw(	3248	$safe->permit_only (Opcode::opset qw(
3100	:base_core :base_mem :base_orig :base_math	3249	:base_core :base_mem :base_orig :base_math :base_loop
3101	grepstart grepwhile mapstart mapwhile	3250	grepstart grepwhile mapstart mapwhile
3102	sort time	3251	sort time
3103	));	3252	));
3104		3253
3105	# here we export the classes and methods available to script code	3254	# here we export the classes and methods available to script code
…		…
3109	The following functions and methods are available within a safe environment:	3258	The following functions and methods are available within a safe environment:
3110		3259
3111	cf::object	3260	cf::object
3112	contr pay_amount pay_player map x y force_find force_add destroy	3261	contr pay_amount pay_player map x y force_find force_add destroy
3113	insert remove name archname title slaying race decrease split	3262	insert remove name archname title slaying race decrease split
		3263	value
3114		3264
3115	cf::object::player	3265	cf::object::player
3116	player	3266	player
3117		3267
3118	cf::player	3268	cf::player
…		…
3124	=cut	3274	=cut
3125		3275
3126	for (	3276	for (
3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3277	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3128	insert remove inv nrof name archname title slaying race	3278	insert remove inv nrof name archname title slaying race
3129	decrease split destroy)],	3279	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3280	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful)],	3281	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3282	["cf::map" => qw(trigger)],
3133	) {	3283	) {
3134	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3284	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3285	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3137	for @funs;	3286	for @funs;
3138	}	3287	}
3139		3288
…		…
3154		3303
3155	my $qcode = $code;	3304	my $qcode = $code;
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3305	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3306	$qcode =~ s/\n/\\n/g;
3158		3307
		3308	%vars = (_dummy => 0) unless %vars;
		3309
		3310	my @res;
3159	local $_;	3311	local $_;
3160	local @safe::cf::_safe_eval_args = values %vars;
3161		3312
3162	my $eval =	3313	my $eval =
3163	"do {\n"	3314	"do {\n"
3164	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3315	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3165	. "#line 0 \"{$qcode}\"\n"	3316	. "#line 0 \"{$qcode}\"\n"
3166	. $code	3317	. $code
3167	. "\n}"	3318	. "\n}"
3168	;	3319	;
3169		3320
		3321	if ($CFG{safe_eval}) {
3170	sub_generation_inc;	3322	sub_generation_inc;
		3323	local @safe::cf::_safe_eval_args = values %vars;
3171	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3324	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3172	sub_generation_inc;	3325	sub_generation_inc;
		3326	} else {
		3327	local @cf::_safe_eval_args = values %vars;
		3328	@res = wantarray ? eval eval : scalar eval $eval;
		3329	}
3173		3330
3174	if ($@) {	3331	if ($@) {
3175	warn "$@";	3332	warn "$@",
3176	warn "while executing safe code '$code'\n";	3333	"while executing safe code '$code'\n",
3177	warn "with arguments " . (join " ", %vars) . "\n";	3334	"with arguments " . (join " ", %vars) . "\n";
3178	}	3335	}
3179		3336
3180	wantarray ? @res : $res[0]	3337	wantarray ? @res : $res[0]
3181	}	3338	}
3182		3339
…		…
3196	=cut	3353	=cut
3197		3354
3198	sub register_script_function {	3355	sub register_script_function {
3199	my ($fun, $cb) = @_;	3356	my ($fun, $cb) = @_;
3200		3357
3201	no strict 'refs';	3358	$fun = "safe::$fun" if $CFG{safe_eval};
3202	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3359	*$fun = $safe_hole->wrap ($cb);
3203	}	3360	}
3204		3361
3205	=back	3362	=back
3206		3363
3207	=cut	3364	=cut
…		…
3216	# for this (global event?)	3373	# for this (global event?)
3217	%ext::player_env::MUSIC_FACE_CACHE = ();	3374	%ext::player_env::MUSIC_FACE_CACHE = ();
3218		3375
3219	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3376	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3220		3377
3221	warn "loading facedata from $path\n";	3378	trace "loading facedata from $path\n";
3222		3379
3223	my $facedata;
3224	0 < aio_load $path, $facedata	3380	0 < aio_load $path, my $facedata
3225	or die "$path: $!";	3381	or die "$path: $!";
3226		3382
3227	$facedata = Coro::Storable::thaw $facedata;	3383	$facedata = Coro::Storable::thaw $facedata;
3228		3384
3229	$facedata->{version} == 2	3385	$facedata->{version} == 2
3230	or cf::cleanup "$path: version mismatch, cannot proceed.";	3386	or cf::cleanup "$path: version mismatch, cannot proceed.";
3231		3387
3232	# patch in the exptable	3388	# patch in the exptable
		3389	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3233	$facedata->{resource}{"res/exp_table"} = {	3390	$facedata->{resource}{"res/exp_table"} = {
3234	type => FT_RSRC,	3391	type => FT_RSRC,
3235	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3392	data => $exp_table,
		3393	hash => (Digest::MD5::md5 $exp_table),
3236	};	3394	};
3237	cf::cede_to_tick;	3395	cf::cede_to_tick;
3238		3396
3239	{	3397	{
3240	my $faces = $facedata->{faceinfo};	3398	my $faces = $facedata->{faceinfo};
…		…
3242	while (my ($face, $info) = each %$faces) {	3400	while (my ($face, $info) = each %$faces) {
3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3401	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244		3402
3245	cf::face::set_visibility $idx, $info->{visibility};	3403	cf::face::set_visibility $idx, $info->{visibility};
3246	cf::face::set_magicmap $idx, $info->{magicmap};	3404	cf::face::set_magicmap $idx, $info->{magicmap};
3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3405	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3248	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3406	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3249		3407
3250	cf::cede_to_tick;	3408	cf::cede_to_tick;
3251	}	3409	}
3252		3410
3253	while (my ($face, $info) = each %$faces) {	3411	while (my ($face, $info) = each %$faces) {
…		…
3258		3416
3259	if (my $smooth = cf::face::find $info->{smooth}) {	3417	if (my $smooth = cf::face::find $info->{smooth}) {
3260	cf::face::set_smooth $idx, $smooth;	3418	cf::face::set_smooth $idx, $smooth;
3261	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3419	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3262	} else {	3420	} else {
3263	warn "smooth face '$info->{smooth}' not found for face '$face'";	3421	error "smooth face '$info->{smooth}' not found for face '$face'";
3264	}	3422	}
3265		3423
3266	cf::cede_to_tick;	3424	cf::cede_to_tick;
3267	}	3425	}
3268	}	3426	}
…		…
3277		3435
3278	cf::anim::invalidate_all; # d'oh	3436	cf::anim::invalidate_all; # d'oh
3279	}	3437	}
3280		3438
3281	{	3439	{
3282	# TODO: for gcfclient pleasure, we should give resources
3283	# that gcfclient doesn't grok a >10000 face index.
3284	my $res = $facedata->{resource};	3440	my $res = $facedata->{resource};
3285		3441
3286	while (my ($name, $info) = each %$res) {	3442	while (my ($name, $info) = each %$res) {
3287	if (defined $info->{type}) {	3443	if (defined $info->{type}) {
3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3444	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289	my $data;
3290		3445
3291	if ($info->{type} & 1) {	3446	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3292	# prepend meta info
3293
3294	my $meta = $enc->encode ({
3295	name => $name,
3296	%{ $info->{meta} || {} },
3297	});
3298
3299	$data = pack "(w/a*)*", $meta, $info->{data};
3300	} else {
3301	$data = $info->{data};
3302	}
3303
3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305	cf::face::set_type $idx, $info->{type};	3447	cf::face::set_type $idx, $info->{type};
3306	} else {	3448	} else {
3307	$RESOURCE{$name} = $info;	3449	$RESOURCE{$name} = $info; # unused
3308	}	3450	}
3309		3451
3310	cf::cede_to_tick;	3452	cf::cede_to_tick;
3311	}	3453	}
3312	}	3454	}
3313		3455
3314	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3456	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3315		3457
3316	1	3458	1
3317	}	3459	}
3318
3319	cf::global->attach (on_resource_update => sub {
3320	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3321	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3322
3323	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3324	my $sound = $soundconf->{compat}[$_]
3325	or next;
3326
3327	my $face = cf::face::find "sound/$sound->[1]";
3328	cf::sound::set $sound->[0] => $face;
3329	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3330	}
3331
3332	while (my ($k, $v) = each %{$soundconf->{event}}) {
3333	my $face = cf::face::find "sound/$v";
3334	cf::sound::set $k => $face;
3335	}
3336	}
3337	});
3338		3460
3339	register_exticmd fx_want => sub {	3461	register_exticmd fx_want => sub {
3340	my ($ns, $want) = @_;	3462	my ($ns, $want) = @_;
3341		3463
3342	while (my ($k, $v) = each %$want) {	3464	while (my ($k, $v) = each %$want) {
…		…
3381	sub reload_treasures {	3503	sub reload_treasures {
3382	load_resource_file "$DATADIR/treasures"	3504	load_resource_file "$DATADIR/treasures"
3383	or die "unable to load treasurelists\n";	3505	or die "unable to load treasurelists\n";
3384	}	3506	}
3385		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
3386	sub reload_resources {	3531	sub reload_resources {
3387	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
3388		3533
		3534	reload_exp_table;
		3535	reload_materials;
3389	reload_facedata;	3536	reload_facedata;
		3537	reload_sound;
3390	reload_archetypes;	3538	reload_archetypes;
3391	reload_regions;	3539	reload_regions;
3392	reload_treasures;	3540	reload_treasures;
3393		3541
3394	warn "finished reloading resource files\n";	3542	trace "finished reloading resource files\n";
3395	}
3396
3397	sub init {
3398	my $guard = freeze_mainloop;
3399
3400	reload_resources;
3401	}	3543	}
3402		3544
3403	sub reload_config {	3545	sub reload_config {
3404	open my $fh, "<:utf8", "$CONFDIR/config"	3546	trace "reloading config file...\n";
3405	or return;
3406		3547
3407	local $/;	3548	0 < aio_load "$CONFDIR/config", my $config
		3549	or die "$CONFDIR/config: $!";
		3550
		3551	utf8::decode $config;
		3552
		3553	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3408	*CFG = YAML::Load <$fh>;	3554	*CFG = YAML::XS::Load $config;
3409		3555
3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3556	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3411		3557
3412	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3558	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3413	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3559	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3414		3560
3415	if (exists $CFG{mlockall}) {	3561	if (exists $CFG{mlockall}) {
…		…
3419	};	3565	};
3420	warn $@ if $@;	3566	warn $@ if $@;
3421	}	3567	}
3422	}	3568	}
3423		3569
		3570	sub pidfile() {
		3571	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3572	or die "$PIDFILE: $!";
		3573	flock $fh, &Fcntl::LOCK_EX
		3574	or die "$PIDFILE: flock: $!";
		3575	$fh
		3576	}
		3577
		3578	# make sure only one server instance is running at any one time
		3579	sub atomic {
		3580	my $fh = pidfile;
		3581
		3582	my $pid = <$fh>;
		3583	kill 9, $pid if $pid > 0;
		3584
		3585	seek $fh, 0, 0;
		3586	print $fh $$;
		3587	}
		3588
		3589	sub main_loop {
		3590	trace "EV::loop starting\n";
		3591	if (1) {
		3592	EV::loop;
		3593	}
		3594	trace "EV::loop returned\n";
		3595	goto &main_loop unless $REALLY_UNLOOP;
		3596	}
		3597
3424	sub main {	3598	sub main {
		3599	cf::init_globals; # initialise logging
		3600
		3601	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3602	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3603	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3604	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3605
		3606	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3607
3425	# we must not ever block the main coroutine	3608	# we must not ever block the main coroutine
3426	local $Coro::idle = sub {	3609	local $Coro::idle = sub {
3427	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3610	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3428	(async {	3611	(async {
3429	$Coro::current->{desc} = "IDLE BUG HANDLER";	3612	$Coro::current->{desc} = "IDLE BUG HANDLER";
3430	EV::loop EV::LOOP_ONESHOT;	3613	EV::loop EV::LOOP_ONESHOT;
3431	})->prio (Coro::PRIO_MAX);	3614	})->prio (Coro::PRIO_MAX);
3432	};	3615	};
3433		3616
3434	{	3617	evthread_start IO::AIO::poll_fileno;
3435	my $guard = freeze_mainloop;	3618
		3619	cf::sync_job {
		3620	cf::incloader::init ();
		3621
		3622	cf::init_anim;
		3623	cf::init_attackmess;
		3624	cf::init_dynamic;
		3625
		3626	cf::load_settings;
		3627
		3628	reload_resources;
3436	reload_config;	3629	reload_config;
3437	db_init;	3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
3438	load_extensions;	3640	load_extensions;
3439		3641
3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3642	utime time, time, $RUNTIMEFILE;
3441	evthread_start IO::AIO::poll_fileno;	3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
3442	}	3649	};
3443		3650
3444	EV::loop;	3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
3445	}	3660	}
3446		3661
3447	#############################################################################	3662	#############################################################################
3448	# initialisation and cleanup	3663	# initialisation and cleanup
3449		3664
3450	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
3451	BEGIN {	3666	BEGIN {
3452	our %SIGWATCHER = ();	3667	our %SIGWATCHER = ();
3453	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
3454	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3455	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
3456	};	3671	};
3457	}	3672	}
3458	}	3673	}
3459		3674
3460	sub write_runtime_sync {	3675	sub write_runtime_sync {
3461	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
3462		3677
3463	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
3464	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
3465		3680
3466	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3467		3682
3468	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
3469		3684
3470	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3471	or return;	3686	or return;
3472		3687
3473	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
3474	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
3475	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
3485	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
3486		3701
3487	close $fh	3702	close $fh
3488	or return;	3703	or return;
3489		3704
3490	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3491	and return;	3706	and return;
3492		3707
3493	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3494		3709
3495	1	3710	1
3496	}	3711	}
3497		3712
3498	our $uuid_lock;	3713	our $uuid_lock;
…		…
3507	my $uuid = "$LOCALDIR/uuid";	3722	my $uuid = "$LOCALDIR/uuid";
3508		3723
3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510	or return;	3725	or return;
3511		3726
3512	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3735	$uuid_skip = 0;
3514		3736
3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3516	and return;	3738	and return;
3517		3739
…		…
3523	or return;	3745	or return;
3524		3746
3525	aio_rename "$uuid~", $uuid	3747	aio_rename "$uuid~", $uuid
3526	and return;	3748	and return;
3527		3749
3528	warn "uuid file written ($value).\n";	3750	trace "uuid file written ($value).\n";
3529		3751
3530	1	3752	1
3531		3753
3532	}	3754	}
3533		3755
…		…
3539	}	3761	}
3540		3762
3541	sub emergency_save() {	3763	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
3543		3765
3544	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
3545		3772
3546	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
3547	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
3548	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
3549	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
3550	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
3551	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
3552	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
3553	$pl->valid or next;	3782	$pl->valid or next;
3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3555	$pl->save;	3784	$pl->save;
3556	}	3785	}
3557	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
3558		3787
3559	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
3560	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
3561	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
3562	$map->valid or next;	3793	$map->valid or next;
3563	$map->save;	3794	$map->save;
3564	}	3795	}
3565	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
3566		3797
3567	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
3568	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
3569	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
3570		3803
3571	warn "begin write uuid\n";	3804	info "emergency_perl_save: begin write uuid\n";
3572	write_uuid_sync 1;	3805	write_uuid_sync 1;
3573	warn "end write uuid\n";	3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
3574	};	3826	};
3575		3827
3576	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
3577	}	3829	}
3578		3830
3579	sub post_cleanup {	3831	sub post_cleanup {
3580	my ($make_core) = @_;	3832	my ($make_core) = @_;
3581		3833
		3834	IO::AIO::flush;
		3835
3582	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3583	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
3584	}	3866	}
3585		3867
3586	sub do_reload_perl() {	3868	sub do_reload_perl() {
3587	# can/must only be called in main	3869	# can/must only be called in main
3588	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3589	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3590	return;	3872	return;
3591	}	3873	}
3592		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3593	warn "reloading...";	3881	info "reloading...";
3594		3882
3595	warn "entering sync_job";	3883	trace "entering sync_job";
3596		3884
3597	cf::sync_job {	3885	cf::sync_job {
3598	cf::write_runtime_sync; # external watchdog should not bark
3599	cf::emergency_save;	3886	#cf::emergency_save;
3600	cf::write_runtime_sync; # external watchdog should not bark
3601		3887
3602	warn "syncing database to disk";
3603	BDB::db_env_txn_checkpoint $DB_ENV;
3604
3605	# if anything goes wrong in here, we should simply crash as we already saved
3606
3607	warn "flushing outstanding aio requests";
3608	for (;;) {
3609	BDB::flush;
3610	IO::AIO::flush;
3611	Coro::cede_notself;
3612	last unless IO::AIO::nreqs || BDB::nreqs;
3613	warn "iterate...";
3614	}
3615
3616	++$RELOAD;
3617
3618	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	3890	%EXT_CORO = ();
3621		3891
3622	warn "removing commands";	3892	trace "removing commands";
3623	%COMMAND = ();	3893	%COMMAND = ();
3624		3894
3625	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3626	%EXTCMD = ();	3896	%EXTCMD = ();
3627	%EXTICMD = ();	3897	%EXTICMD = ();
3628		3898
3629	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3632		3902
3633	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3634	eval {	3904	eval {
3635	$cb->($pkg);	3905	$cb->($pkg);
3636	1	3906	1
3637	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3638	}	3912	}
3639		3913
3640	warn "... nuking $pkg";
3641	Symbol::delete_package $pkg;
3642	}
3643
3644	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		3917
3648	warn "... unloading $k";	3918	trace "... unloading $k";
3649	delete $INC{$k};	3919	delete $INC{$k};
3650		3920
3651	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3653		3923
3654	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3655	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3656	}	3929	}
3657		3930
3658	Symbol::delete_package $k;
3659	}
3660
3661	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3662	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		3934
3665	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		3938
3669	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3670	# and global variables created in xs	3940	# and global variables created in xs
3671	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3672		3942
3673	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3674		3944
3675	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3676	require cf;	3946	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3678		3948
3679	warn "loading config and database again";	3949	trace "loading config and database again";
3680	cf::reload_config;	3950	cf::reload_config;
3681		3951
3682	warn "loading extensions";	3952	trace "loading extensions";
3683	cf::load_extensions;	3953	cf::load_extensions;
3684		3954
		3955	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3688	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3691		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3692	warn "leaving sync_job";	3967	trace "leaving sync_job";
3693		3968
3694	1	3969	1
3695	} or do {	3970	} or do {
3696	warn $@;	3971	error $@;
3697	cf::cleanup "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
		3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3698	};	3977	}
3699		3978
3700	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3701	};	3981	};
3702		3982
3703	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3704		3984
3705	sub reload_perl() {	3985	sub reload_perl() {
3706	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3707	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3708		3988
		3989	$RELOAD_WATCHER ||= cf::async {
		3990	Coro::AIO::aio_wait cache_extensions;
		3991
3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3710	do_reload_perl;	3993	do_reload_perl;
3711	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
		3995	};
3712	};	3996	};
3713	}	3997	}
3714		3998
3715	register_command "reload" => sub {	3999	register_command "reload" => sub {
3716	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
…		…
3722	reload_perl;	4006	reload_perl;
3723	};	4007	};
3724	}	4008	}
3725	};	4009	};
3726		4010
3727	unshift @INC, $LIBDIR;	4011	#############################################################################
3728		4012
3729	my $bug_warning = 0;	4013	my $bug_warning = 0;
3730		4014
3731	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3732	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3733		4017
3734	sub wait_for_tick {	4018	sub wait_for_tick() {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		4020
3737	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3739	$signal->wait;	4023	$signal->wait;
3740	}	4024	}
3741		4025
3742	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin() {
3743	return if tick_inhibit || $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3744		4028
3745	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3746	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3747	$signal->wait;	4031	$signal->wait;
3748	}	4032	}
…		…
3754	return;	4038	return;
3755	}	4039	}
3756		4040
3757	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3758		4042
		4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4044
3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3760	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3761	Coro::async_pool {	4047	Coro::async_pool {
3762	$Coro::current->{desc} = "runtime saver";	4048	$Coro::current->{desc} = "runtime saver";
3763	write_runtime_sync	4049	write_runtime_sync
3764	or warn "ERROR: unable to write runtime file: $!";	4050	or error "ERROR: unable to write runtime file: $!";
3765	};	4051	};
3766	}	4052	}
3767		4053
3768	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3769	$sig->send;	4055	$sig->send;
…		…
3777		4063
3778	if (0) {	4064	if (0) {
3779	if ($NEXT_TICK) {	4065	if ($NEXT_TICK) {
3780	my $jitter = $TICK_START - $NEXT_TICK;	4066	my $jitter = $TICK_START - $NEXT_TICK;
3781	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3782	warn "jitter $JITTER\n";#d#	4068	debug "jitter $JITTER\n";#d#
3783	}	4069	}
3784	}	4070	}
3785	}	4071	}
3786		4072
3787	{	4073	{
3788	# configure BDB	4074	# configure BDB
3789		4075
3790	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3791	BDB::max_poll_reqs $TICK * 0.1;	4077	BDB::max_poll_reqs $TICK * 0.1;
3792	$Coro::BDB::WATCHER->priority (1);	4078	$AnyEvent::BDB::WATCHER->priority (1);
3793		4079
3794	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3795	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3797	| BDB::LOG_AUTOREMOVE, 1);	4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3800		4087
3801	cf::sync_job {	4088	cf::sync_job {
3802	eval {	4089	eval {
…		…
3828	{	4115	{
3829	# configure IO::AIO	4116	# configure IO::AIO
3830		4117
3831	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3832	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3833	$Coro::AIO::WATCHER->priority (1);	4120	undef $AnyEvent::AIO::WATCHER;
3834	}	4121	}
3835		4122
3836	my $_log_backtrace;	4123	my $_log_backtrace;
3837		4124
3838	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3841	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3842		4129
3843	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3844	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3845	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3846	async {	4134	async {
3847	$Coro::current->{desc} = "abt $msg";	4135	$Coro::current->{desc} = "abt $msg";
3848		4136
3849	my @bt = fork_call {	4137	my @bt = fork_call {
3850	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
…		…
3861	}	4149	}
3862		4150
3863	@funcs	4151	@funcs
3864	};	4152	};
3865		4153
3866	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4157	--$_log_backtrace;
3869	};	4158	};
3870	} else {	4159	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3873	}	4162	}
3874	}	4163	}
3875		4164
3876	# load additional modules	4165	# load additional modules
3877	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3878		4168
3879	END { cf::emergency_save }	4169	END { cf::emergency_save }
3880		4170
3881	1	4171	1
3882		4172

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