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Revision 1.434 by root, Thu May 29 03:27:37 2008 UTC vs.
Revision 1.548 by root, Mon May 10 21:40:22 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;	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 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	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;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
60	AnyEvent::detect;	63	AnyEvent::detect;
61		64
62	IO::AIO::max_poll_reqs 1;#d#
63
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		75
70	$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" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	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;
98		118
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	121	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		123
104	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	127	our $DB_ENV;
108		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
109	our %CFG;	131	our %CFG;
110		132
111	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	134	our $RUNTIME;
113	our $NOW;	135	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	146	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
126		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
127	binmode STDOUT;	154	binmode STDOUT;
128	binmode STDERR;	155	binmode STDERR;
129		156
130	# read virtual server time, if available	157	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
135	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
136		165
137	mkdir $_	166	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		168
140	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
141		170
142	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::"} };
143		187
144	#############################################################################	188	#############################################################################
145		189
146	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
147		191
…		…
189	from wherever your confdir points to.	233	from wherever your confdir points to.
190		234
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		236
193	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
194	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
195	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.
196		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
197	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
198		247
199	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
200	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
201	that call.	250	that call.
202		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
203	=back	258	=back
204		259
205	=cut	260	=cut
206		261
207	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
208	*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 {
209	my $msg = join "", @_;	269	my $msg = join "", @_;
210		270
211	$msg .= "\n"	271	$msg .= "\n"
212	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
213		273
214	$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;
215		275
216	LOG llevError, $msg;	276	LOG llevWarn, $msg;
217	};	277	};
218	}
219		278
220	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
222		281
223	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	286	return;#d#
226	}#d#	287	}#d#
227		288
228	# kill coroutine otherwise	289	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	290	Coro::terminate
231	};	291	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		292
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
245	for my $pkg (qw(	303	for my $pkg (qw(
246	cf::global cf::attachable	304	cf::global cf::attachable
247	cf::object cf::object::player	305	cf::object cf::object::player
248	cf::client cf::player	306	cf::client cf::player
249	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
250	cf::map cf::party cf::region	309	cf::party cf::region
251	)) {	310	)) {
252	no strict 'refs';
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	312	}
255		313
256	$EV::DIED = sub {	314	$EV::DIED = sub {
257	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
258	};	316	};
259		317
260	#############################################################################	318	#############################################################################
261		319
262	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		358
301	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
303		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
304	=item cf::lock_wait $string	388	=item cf::lock_wait $string
305		389
306	Wait until the given lock is available. See cf::lock_acquire.	390	Wait until the given lock is available. See cf::lock_acquire.
307		391
308	=item my $lock = cf::lock_acquire $string	392	=item my $lock = cf::lock_acquire $string
309		393
310	Wait until the given lock is available and then acquires it and returns	394	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	395	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	396	for example when the coroutine gets canceled), the lock is automatically
313	returned.	397	returned.
314		398
315	Locks are *not* recursive, locking from the same coro twice results in a	399	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	400	deadlocked coro.
…		…
322		406
323	Return true if the lock is currently active, i.e. somebody has locked it.	407	Return true if the lock is currently active, i.e. somebody has locked it.
324		408
325	=cut	409	=cut
326		410
327	our %LOCK;	411	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		412
330	sub lock_wait($) {	413	sub lock_wait($) {
331	my ($key) = @_;	414	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	415	}
344		416
345	sub lock_acquire($) {	417	sub lock_acquire($) {
346	my ($key) = @_;	418	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	419	}
360		420
361	sub lock_active($) {	421	sub lock_active($) {
362	my ($key) = @_;	422	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	423	}
366		424
367	sub freeze_mainloop {	425	sub freeze_mainloop {
368	tick_inhibit_inc;	426	tick_inhibit_inc;
369		427
370	Coro::guard \&tick_inhibit_dec;	428	&Guard::guard (\&tick_inhibit_dec);
371	}	429	}
372		430
373	=item cf::periodic $interval, $cb	431	=item cf::periodic $interval, $cb
374		432
375	Like EV::periodic, but randomly selects a starting point so that the actions	433	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	434	get spread over time.
377		435
378	=cut	436	=cut
379		437
380	sub periodic($$) {	438	sub periodic($$) {
381	my ($interval, $cb) = @_;	439	my ($interval, $cb) = @_;
…		…
398		456
399	=cut	457	=cut
400		458
401	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
403		462
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	465	$Coro::current->desc ("timeslot manager");
407		466
408	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
409		469
410	while () {	470	while () {
411	next_job:	471	next_job:
		472
412	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	474
414	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	479	$job->[2]->send;
418	Coro::cede;	480	Coro::cede;
419	goto next_job;	481	goto next_job;
420	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	484	}
422	}	485	}
423		486
424	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	490	$signal->wait;
428	} else {	491	} else {
		492	$busy = 0;
429	Coro::schedule;	493	Coro::schedule;
430	}	494	}
431	}	495	}
432	};	496	};
433		497
434	sub get_slot($;$$) {	498	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	499	return if tick_inhibit || $Coro::current == $Coro::main;
436		500
437	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
438		502
439	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
440	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
441		506
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
470	=cut	535	=cut
471		536
472	sub sync_job(&) {	537	sub sync_job(&) {
473	my ($job) = @_;	538	my ($job) = @_;
474		539
475	if ($Coro::current == $Coro::main) {	540	if (in_main) {
476	my $time = EV::time;	541	my $time = AE::time;
477		542
478	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
480		545
481	LOG llevError, Carp::longmess "sync job";#d#	546	#LOG llevError, Carp::longmess "sync job";#d#
482		547
483	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
484		549
485	my $busy = 1;	550	my $busy = 1;
486	my @res;	551	my @res;
487		552
488	(async {	553	(async {
489	$Coro::current->desc ("sync job coro");	554	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	555	@res = eval { $job->() };
491	warn $@ if $@;	556	error $@ if $@;
492	undef $busy;	557	undef $busy;
493	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
494		559
495	while ($busy) {	560	while ($busy) {
496	if (Coro::nready) {	561	if (Coro::nready) {
…		…
498	} else {	563	} else {
499	EV::loop EV::LOOP_ONESHOT;	564	EV::loop EV::LOOP_ONESHOT;
500	}	565	}
501	}	566	}
502		567
503	my $time = EV::time - $time;	568	my $time = AE::time - $time;
504		569
505	$TICK_START += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
506		571
507	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
508	} else {	573	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
531		596
532	$coro	597	$coro
533	}	598	}
534		599
535	=item fork_call { }, $args	600	=item fork_call { }, @args
536		601
537	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	605	never block itself or use any form of event handling.
541		606
542	=cut	607	=cut
543		608
		609	sub post_fork {
		610	reset_signals;
		611	}
		612
544	sub fork_call(&@) {	613	sub fork_call(&@) {
545	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
546		615
547	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
550		619
551	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
552	reset_signals;	621	cf::post_fork;
553	&$cb	622	&$cb
554	}, @args;	623	} @args;
555		624
556	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
557	}	637	}
558		638
559	=item $coin = coin_from_name $name	639	=item $coin = coin_from_name $name
560		640
561	=cut	641	=cut
…		…
598	within each server.	678	within each server.
599		679
600	=cut	680	=cut
601		681
602	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
603	my ($name) = @_;	686	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
605		688
606	eval {	689	eval {
607	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
617	}	700	}
618		701
619	our $DB;	702	our $DB;
620		703
621	sub db_init {	704	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	705	$DB ||= db_table "db";
624	};
625	}	706	}
626		707
627	sub db_get($$) {	708	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
629		710
630	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
631	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
632		715
633	$! ? ()	716	$! ? ()
634	: $data	717	: $data
635	}
636	}	718	}
637		719
638	sub db_put($$$) {	720	sub db_put($$$) {
639	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		778
697	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	780	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
700		782
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		784
703	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
706		788
…		…
716		798
717	=cut	799	=cut
718		800
719	sub datalog($@) {	801	sub datalog($@) {
720	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	804	}
723		805
724	=back	806	=back
725		807
726	=cut	808	=cut
727		809
728	#############################################################################	810	#############################################################################
729		811
730	=head2 ATTACHABLE OBJECTS	812	=head2 ATTACHABLE OBJECTS
731		813
732	Many objects in crossfire are so-called attachable objects. That means you can	814	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	815	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	816	to it. All such attachable objects support the following methods.
735		817
736	In the following description, CLASS can be any of C<global>, C<object>	818	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	819	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	869	=item cf::CLASS::attachment $name, ...
788		870
789	Register an attachment by C<$name> through which attachable objects of the	871	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	872	given CLASS can refer to this attachment.
791		873
792	Some classes such as crossfire maps and objects can specify attachments	874	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	875	that are attached at load/instantiate time, thus the need for a name.
794		876
795	These calls expect any number of the following handler/hook descriptions:	877	These calls expect any number of the following handler/hook descriptions:
796		878
797	=over 4	879	=over 4
…		…
921		1003
922	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1006
925	} elsif (ref $type) {	1007	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
927		1009
928	} else {	1010	} else {
929	shift @arg;	1011	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
931	}	1013	}
932	}	1014	}
933	}	1015	}
934		1016
935	sub _object_attach {	1017	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
946	}	1028	}
947		1029
948	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
949	} else {	1031	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1033	}
952		1034
953	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
954	}	1036	}
955		1037
…		…
1014		1096
1015	for (@$callbacks) {	1097	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
1017		1099
1018	if ($@) {	1100	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1102	override;
1022	}	1103	}
1023		1104
1024	return 1 if $override;	1105	return 1 if $override;
1025	}	1106	}
…		…
1088		1169
1089	sub reattach {	1170	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1171	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1172	my ($obj) = @_;
1092		1173
		1174	# no longer needed after getting rid of delete_package?
1093	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1175	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1094		1176
1095	my $registry = $obj->registry;	1177	my $registry = $obj->registry;
1096		1178
1097	@$registry = ();	1179	@$registry = ();
1098		1180
…		…
1103	for (@$attach) {	1185	for (@$attach) {
1104	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
1105	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
1106	}	1188	}
1107	} else {	1189	} else {
1108	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
1109	}	1191	}
1110	}	1192	}
1111	}	1193	}
1112		1194
1113	cf::attachable->attach (	1195	cf::attachable->attach (
…		…
1140	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1141		1223
1142	sync_job {	1224	sync_job {
1143	if (length $$rdata) {	1225	if (length $$rdata) {
1144	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1145	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1146	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1147		1230
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1232	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	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;
		1236	aio_fsync $fh;
		1237	}
1152	aio_close $fh;	1238	aio_close $fh;
1153		1239
1154	if (@$objs) {	1240	if (@$objs) {
1155	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1242	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1159	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	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;
		1247	aio_fsync $fh;
		1248	}
1160	aio_close $fh;	1249	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1251	}
1163	} else {	1252	} else {
1164	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1165	}	1254	}
1166		1255
1167	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
		1257
		1258	$filename =~ s%/[^/]+$%%;
		1259	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1260	} else {
1169	warn "FATAL: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1170	}	1262	}
1171	} else {	1263	} else {
1172	aio_unlink $filename;	1264	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1174	}	1266	}
…		…
1198	my $st = eval { Coro::Storable::thaw $av };	1290	my $st = eval { Coro::Storable::thaw $av };
1199	$av = $st->{objs};	1291	$av = $st->{objs};
1200	}	1292	}
1201		1293
1202	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1203	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1204	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1205		1298
1206	($data, $av)	1299	($data, $av)
1207	}	1300	}
1208		1301
1209	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1265	my ($name, $cb) = @_;	1358	my ($name, $cb) = @_;
1266		1359
1267	$EXTICMD{$name} = $cb;	1360	$EXTICMD{$name} = $cb;
1268	}	1361	}
1269		1362
		1363	use File::Glob ();
		1364
1270	cf::player->attach (	1365	cf::player->attach (
1271	on_command => sub {	1366	on_unknown_command => sub {
1272	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1273		1368
1274	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1275	or return;	1370	or return;
1276		1371
…		…
1299		1394
1300	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1301	if $reply;	1396	if $reply;
1302		1397
1303	} else {	1398	} else {
1304	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1305	}	1400	}
1306		1401
1307	cf::override;	1402	cf::override;
1308	},	1403	},
1309	);	1404	);
1310		1405
		1406	# "readahead" all extensions
		1407	sub cache_extensions {
		1408	my $grp = IO::AIO::aio_group;
		1409
		1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1411	for (grep /\.ext$/, @{$_[0]}) {
		1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1413	}
		1414	};
		1415
		1416	$grp
		1417	}
		1418
1311	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1312	cf::sync_job {	1422	cf::sync_job {
1313	my %todo;	1423	my %todo;
1314		1424
1315	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1316	next unless -r $path;	1426	next unless -r $path;
…		…
1334		1444
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1447
1338	$ext{source} =	1448	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1340	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1341	. $source	1451	. $source
1342	. "\n};\n1";	1452	. "\n};\n1";
1343		1453
1344	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1345	}	1455	}
1346		1456
		1457	my $pass = 0;
1347	my %done;	1458	my %done;
1348	while (%todo) {	1459	while (%todo) {
1349	my $progress;	1460	my $progress;
1350		1461
		1462	++$pass;
		1463
		1464	ext:
1351	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1352	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1353	goto skip	1467	next ext
1354	unless exists $done{$_};	1468	unless exists $done{$_};
1355	}	1469	}
1356		1470
1357	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1358		1472
1359	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1360	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1361	: "$v->{base}: extension inactive.\n";
1362		1477
1363	if (exists $v->{meta}{mandatory}) {
1364	warn $msg;
1365	cf::cleanup "mandatory extension failed to load, exiting.";	1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1366	}	1479	if exists $v->{meta}{mandatory};
1367		1480
1368	warn $msg;	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1482	delete $todo{$k};
		1483	} else {
		1484	$done{$k} = delete $todo{$k};
		1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1369	}	1490	}
1370
1371	$done{$k} = delete $todo{$k};
1372	push @EXTS, $v->{pkg};
1373	$progress = 1;
1374	}	1491	}
1375		1492
1376	skip:	1493	unless ($progress) {
1377	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1378	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1379	}	1501	}
1380	};	1502	};
1381	}	1503	}
1382		1504
1383	#############################################################################	1505	#############################################################################
1384		1506
1385	=back	1507	=back
1386		1508
1387	=head2 CORE EXTENSIONS	1509	=head2 CORE EXTENSIONS
1388		1510
1389	Functions and methods that extend core crossfire objects.	1511	Functions and methods that extend core deliantra objects.
1390		1512
1391	=cut	1513	=cut
1392		1514
1393	package cf::player;	1515	package cf::player;
1394		1516
…		…
1437		1559
1438	sub exists($) {	1560	sub exists($) {
1439	my ($login) = @_;	1561	my ($login) = @_;
1440		1562
1441	$cf::PLAYER{$login}	1563	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1564	or !aio_stat path $login
1443	}	1565	}
1444		1566
1445	sub find($) {	1567	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1568	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1569	my $login = $_[0];
…		…
1467	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1468	}	1590	}
1469	}	1591	}
1470	}	1592	}
1471		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1472	sub save($) {	1607	sub save($) {
1473	my ($pl) = @_;	1608	my ($pl) = @_;
1474		1609
1475	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1476		1611
…		…
1481		1616
1482	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1483	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
1484		1619
1485	cf::get_slot 0.01;	1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1486		1624
1487	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1488	cf::cede_to_tick;	1626	cf::cede_to_tick;
1489	}	1627	}
1490		1628
…		…
1522	my ($pl) = @_;	1660	my ($pl) = @_;
1523		1661
1524	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1525		1663
1526	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1527	$pl->password ("*"); # this should lock out the player until we nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1528		1666
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1530	$pl->deactivate;	1668	$pl->deactivate;
		1669
1531	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1532	$pl->ob->check_score;	1671	ext::highscore::check ($pl->ob);
		1672
1533	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1673	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1534	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1535		1675
1536	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1537	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1592	\@logins	1732	\@logins
1593	}	1733	}
1594		1734
1595	=item $player->maps	1735	=item $player->maps
1596		1736
		1737	=item cf::player::maps $login
		1738
1597	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1598	player. May block.	1740	player. May block.
1599		1741
1600	=cut	1742	=cut
1601		1743
…		…
1618	}	1760	}
1619		1761
1620	\@paths	1762	\@paths
1621	}	1763	}
1622		1764
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1765	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1766
1625	Expand crossfire pod fragments into protocol xml.	1767	Expand deliantra pod fragments into protocol xml.
1626
1627	=cut
1628
1629	use re 'eval';
1630
1631	my $group;
1632	my $interior; $interior = qr{
1633	# match a pod interior sequence sans C<< >>
1634	(?:
1635	\ (.*?)\ (?{ $group = $^N })
1636	| < (??{$interior}) >
1637	)
1638	}x;
1639
1640	sub expand_cfpod {
1641	my ($self, $pod) = @_;
1642
1643	my $xml;
1644
1645	while () {
1646	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1647	$group = $1;
1648
1649	$group =~ s/&/&amp;/g;
1650	$group =~ s/</&lt;/g;
1651
1652	$xml .= $group;
1653	} elsif ($pod =~ m%\G
1654	([BCGHITU])
1655	<
1656	(?:
1657	([^<>]*) (?{ $group = $^N })
1658	| < $interior >
1659	)
1660	>
1661	%gcsx
1662	) {
1663	my ($code, $data) = ($1, $group);
1664
1665	if ($code eq "B") {
1666	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1667	} elsif ($code eq "I") {
1668	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1669	} elsif ($code eq "U") {
1670	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1671	} elsif ($code eq "C") {
1672	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1673	} elsif ($code eq "T") {
1674	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1675	} elsif ($code eq "G") {
1676	my ($male, $female) = split /\|/, $data;
1677	$data = $self->gender ? $female : $male;
1678	$xml .= expand_cfpod ($self, $data);
1679	} elsif ($code eq "H") {
1680	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1681	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1682	"")
1683	[$self->{hintmode}];
1684	} else {
1685	$xml .= "error processing '$code($data)' directive";
1686	}
1687	} else {
1688	if ($pod =~ /\G(.+)/) {
1689	warn "parse error while expanding $pod (at $1)";
1690	}
1691	last;
1692	}
1693	}
1694
1695	for ($xml) {
1696	# create single paragraphs (very hackish)
1697	s/(?<=\S)\n(?=\w)/ /g;
1698
1699	# compress some whitespace
1700	s/\s+\n/\n/g; # ws line-ends
1701	s/\n\n+/\n/g; # double lines
1702	s/^\n+//; # beginning lines
1703	s/\n+$//; # ending lines
1704	}
1705
1706	$xml
1707	}
1708
1709	no re 'eval';
1710
1711	sub hintmode {
1712	$_[0]{hintmode} = $_[1] if @_ > 1;
1713	$_[0]{hintmode}
1714	}
1715		1768
1716	=item $player->ext_reply ($msgid, @msg)	1769	=item $player->ext_reply ($msgid, @msg)
1717		1770
1718	Sends an ext reply to the player.	1771	Sends an ext reply to the player.
1719		1772
…		…
1751		1804
1752	=cut	1805	=cut
1753		1806
1754	sub find_by_path($) {	1807	sub find_by_path($) {
1755	my ($path) = @_;	1808	my ($path) = @_;
		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
1756		1811
1757	my ($match, $specificity);	1812	my ($match, $specificity);
1758		1813
1759	for my $region (list) {	1814	for my $region (list) {
1760	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1793		1848
1794	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1795	$self->_create_random_map (	1850	$self->_create_random_map (
1796	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1797	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1798	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1799	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1800	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1801	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1802	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1817		1872
1818	sub register {	1873	sub register {
1819	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1820	my $pkg = caller;	1875	my $pkg = caller;
1821		1876
1822	no strict;
1823	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1824		1878
1825	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1826	}	1880	}
1827		1881
1828	# also paths starting with '/'	1882	# also paths starting with '/'
1829	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1830		1884
1831	sub thawer_merge {	1885	sub thawer_merge {
1832	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1833		1887
1834	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1839	}	1893	}
1840		1894
1841	sub normalise {	1895	sub normalise {
1842	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1843		1897
1844	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1845		1899
1846	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1847		1901
1848	# map plan:	1902	# map plan:
1849	#	1903	#
…		…
1888	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1889	return $self;	1943	return $self;
1890	}	1944	}
1891	}	1945	}
1892		1946
1893	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1894	()	1948	()
1895	}	1949	}
1896		1950
1897	sub init {	1951	sub init {
1898	my ($self) = @_;	1952	my ($self) = @_;
…		…
1930	sub uniq_path {	1984	sub uniq_path {
1931	my ($self) = @_;	1985	my ($self) = @_;
1932		1986
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1987	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	1988	"$UNIQUEDIR/$path"
1935	}
1936
1937	# and all this just because we cannot iterate over
1938	# all maps in C++...
1939	sub change_all_map_light {
1940	my ($change) = @_;
1941
1942	$_->change_map_light ($change)
1943	for grep $_->outdoor, values %cf::MAP;
1944	}	1989	}
1945		1990
1946	sub decay_objects {	1991	sub decay_objects {
1947	my ($self) = @_;	1992	my ($self) = @_;
1948		1993
…		…
2030		2075
2031	sub find;	2076	sub find;
2032	sub find {	2077	sub find {
2033	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
2034		2079
		2080	cf::cede_to_tick;
		2081
2035	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
2036		2083
2037	cf::lock_wait "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
2039		2086
2040	$cf::MAP{$path} || do {	2087	$cf::MAP{$path} || do {
2041	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2042	my $guard2 = cf::lock_acquire "map_find:$path";
2043
2044	my $map = new_from_path cf::map $path	2088	my $map = new_from_path cf::map $path
2045	or return;	2089	or return;
2046		2090
2047	$map->{last_save} = $cf::RUNTIME;	2091	$map->{last_save} = $cf::RUNTIME;
2048		2092
…		…
2060		2104
2061	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
2062	}	2106	}
2063	}	2107	}
2064		2108
2065	sub pre_load { }	2109	sub pre_load { }
2066	sub post_load { }	2110	#sub post_load { } # XS
2067		2111
2068	sub load {	2112	sub load {
2069	my ($self) = @_;	2113	my ($self) = @_;
2070		2114
2071	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2132	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2133	$f->skip_block;
2090	$self->_load_objects ($f)	2134	$self->_load_objects ($f)
2091	or return;	2135	or return;
2092		2136
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2137	$self->post_load_original
2094	if delete $self->{load_original};	2138	if delete $self->{load_original};
2095		2139
2096	if (my $uniq = $self->uniq_path) {	2140	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2141	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2142	unless (aio_stat $uniq) {
…		…
2116	unless ($self->{deny_activate}) {	2160	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2161	$self->decay_objects;
2118	$self->fix_auto_apply;	2162	$self->fix_auto_apply;
2119	$self->update_buttons;	2163	$self->update_buttons;
2120	cf::cede_to_tick;	2164	cf::cede_to_tick;
2121	$self->set_darkness_map;
2122	cf::cede_to_tick;
2123	$self->activate;	2165	$self->activate;
2124	}	2166	}
2125		2167
2126	$self->{last_save} = $cf::RUNTIME;	2168	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2169	$self->last_access ($cf::RUNTIME);
…		…
2130	}	2172	}
2131		2173
2132	$self->post_load;	2174	$self->post_load;
2133	}	2175	}
2134		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
2135	sub customise_for {	2180	sub customise_for {
2136	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
2137		2182
2138	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
2139	if $self->per_player;	2184	if $self->per_player;
…		…
2155	or next;	2200	or next;
2156	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
2157	or next;	2202	or next;
2158	$neigh->load;	2203	$neigh->load;
2159		2204
		2205	# now find the diagonal neighbours
2160	push @neigh,	2206	push @neigh,
2161	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2162	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2163	}	2209	}
2164		2210
…		…
2171	}	2217	}
2172		2218
2173	sub find_sync {	2219	sub find_sync {
2174	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2175		2221
2176	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2177	}	2226	}
2178		2227
2179	sub do_load_sync {	2228	sub do_load_sync {
2180	my ($map) = @_;	2229	my ($map) = @_;
2181		2230
2182	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2183	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2184		2233
2185	cf::sync_job { $map->load };	2234	$map->load;
2186	}	2235	}
2187		2236
2188	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2189	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2190		2239
…		…
2216	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2217		2266
2218	()	2267	()
2219	}	2268	}
2220		2269
		2270	# common code, used by both ->save and ->swapout
2221	sub save {	2271	sub _save {
2222	my ($self) = @_;	2272	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225		2273
2226	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2227		2275
2228	return unless $self->dirty;	2276	return unless $self->dirty;
2229		2277
…		…
2249	} else {	2297	} else {
2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2251	}	2299	}
2252	}	2300	}
2253		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2254	sub swap_out {	2310	sub swap_out {
2255	my ($self) = @_;	2311	my ($self) = @_;
2256		2312
2257	# save first because save cedes
2258	$self->save;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261		2314
2262	return if $self->players;
2263	return if $self->in_memory != cf::MAP_ACTIVE;	2315	return if $self->in_memory != cf::MAP_ACTIVE;
2264	return if $self->{deny_save};	2316	return if $self->{deny_save};
		2317	return if $self->players;
2265		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2267		2369
2268	$self->deactivate;	2370	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;	2372	$self->clear;
2271	}
2272
2273	sub reset_at {
2274	my ($self) = @_;
2275
2276	# TODO: safety, remove and allow resettable per-player maps
2277	return 1e99 if $self->{deny_reset};
2278
2279	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2280	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2281
2282	$time + $to
2283	}
2284
2285	sub should_reset {
2286	my ($self) = @_;
2287
2288	$self->reset_at <= $cf::RUNTIME
2289	}
2290
2291	sub reset {
2292	my ($self) = @_;
2293
2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2295
2296	return if $self->players;
2297
2298	warn "resetting map ", $self->path;
2299
2300	$self->in_memory (cf::MAP_SWAPPED);
2301
2302	# need to save uniques path
2303	unless ($self->{deny_save}) {
2304	my $uniq = $self->uniq_path; utf8::encode $uniq;
2305
2306	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2307	if $uniq;
2308	}
2309
2310	delete $cf::MAP{$self->path};
2311
2312	$self->deactivate;
2313	$_->clear_links_to ($self) for values %cf::MAP;
2314	$self->clear;
2315		2373
2316	$self->unlink_save;	2374	$self->unlink_save;
2317	$self->destroy;	2375	$self->destroy;
2318	}	2376	}
2319		2377
…		…
2327		2385
2328	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2329		2387
2330	$self->unlink_save;	2388	$self->unlink_save;
2331		2389
2332	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2333	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2334	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2335	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2336	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2337		2395
…		…
2394	: normalise $_	2452	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2454	]
2397	}	2455	}
2398		2456
		2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
		2488
2399	=back	2489	=back
2400		2490
2401	=head3 cf::object	2491	=head3 cf::object
2402		2492
2403	=cut	2493	=cut
…		…
2468		2558
2469	our $SAY_CHANNEL = {	2559	our $SAY_CHANNEL = {
2470	id => "say",	2560	id => "say",
2471	title => "Map",	2561	title => "Map",
2472	reply => "say ",	2562	reply => "say ",
2473	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2563	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2474	};	2564	};
2475		2565
2476	our $CHAT_CHANNEL = {	2566	our $CHAT_CHANNEL = {
2477	id => "chat",	2567	id => "chat",
2478	title => "Chat",	2568	title => "Chat",
…		…
2533		2623
2534	=item $player_object->enter_link	2624	=item $player_object->enter_link
2535		2625
2536	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2537		2627
2538	The player should be reasonably safe there for short amounts of time. You	2628	The player should be reasonably safe there for short amounts of time (e.g.
2539	I<MUST> call C<leave_link> as soon as possible, though.	2629	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2630	though, as the player cannot control the character while it is on the link
		2631	map.
2540		2632
2541	Will never block.	2633	Will never block.
2542		2634
2543	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
2544		2636
…		…
2564	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2565	my ($self) = @_;	2657	my ($self) = @_;
2566		2658
2567	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2568		2660
		2661	++$self->{_link_recursion};
		2662
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2664
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2573		2667
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2669	}
2576		2670
2577	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2579		2673
…		…
2596	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2598		2692
2599	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2602		2696
2603	$map->load;	2697	$map->load;
2604	$map->load_neighbours;	2698	$map->load_neighbours;
2605		2699
2606	return unless $self->contr->active;	2700	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2701
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2611	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2612		2709
		2710	}
		2711
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2614		2713
2615	Moves the player to the given map-path and coordinates by first freezing	2714	Moves the player to the given map-path and coordinates by first freezing
2616	her, loading and preparing them map, calling the provided $check callback	2715	her, loading and preparing them map, calling the provided $check callback
2617	that has to return the map if sucecssful, and then unfreezes the player on	2716	that has to return the map if sucecssful, and then unfreezes the player on
2618	the new (success) or old (failed) map position. In either case, $done will	2717	the new (success) or old (failed) map position. In either case, $done will
2619	be called at the end of this process.	2718	be called at the end of this process.
2620		2719
		2720	Note that $check will be called with a potentially non-loaded map, so if
		2721	it needs a loaded map it has to call C<< ->load >>.
		2722
2621	=cut	2723	=cut
2622		2724
2623	our $GOTOGEN;	2725	our $GOTOGEN;
2624		2726
2625	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2626	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
2627		2735
2628	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2629	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2630		2738
2631	$self->enter_link;	2739	$self->enter_link;
…		…
2655	my $map = eval {	2763	my $map = eval {
2656	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2657		2765
2658	if ($map) {	2766	if ($map) {
2659	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2660	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2661	} else {	2769	} else {
2662	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2663	}	2771	}
2664		2772
2665	$map	2773	$map
…		…
2673	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2674	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2675	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2676	}	2784	}
2677		2785
2678	$done->() if $done;	2786	$done->($self) if $done;
2679	})->prio (1);	2787	})->prio (1);
2680	}	2788	}
2681		2789
2682	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2683		2791
…		…
2771	$self->contr->savebed ($map, $x, $y)	2879	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2880	if $exit->flag (cf::FLAG_DAMNED);
2773		2881
2774	1	2882	1
2775	}) {	2883	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2778	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2888
2781	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2782	$self->leave_link;	2890	$self->leave_link;
2783	}	2891	}
2784	})->prio (1);	2892	})->prio (1);
2785	}	2893	}
2786		2894
…		…
2798	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2800		2908
2801	utf8::encode $text;	2909	utf8::encode $text;
2802	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2803	}	2936	}
2804		2937
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		2939
2807	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2811		2944
2812	=cut	2945	=cut
2813		2946
2814	# non-persistent channels (usually the info channel)	2947	# non-persistent channels (usually the info channel)
2815	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2816	"c/identify" => {	2955	"c/identify" => {
2817	id => "infobox",	2956	id => "infobox",
2818	title => "Identify",	2957	title => "Identify",
2819	reply => undef,	2958	reply => undef,
2820	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	2961	"c/examine" => {
2823	id => "infobox",	2962	id => "infobox",
2824	title => "Examine",	2963	title => "Examine",
2825	reply => undef,	2964	reply => undef,
2826	tooltip => "Signs and other items you examined",	2965	tooltip => "Signs and other items you examined",
		2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
2827	},	2972	},
2828	"c/book" => {	2973	"c/book" => {
2829	id => "infobox",	2974	id => "infobox",
2830	title => "Book",	2975	title => "Book",
2831	reply => undef,	2976	reply => undef,
…		…
2847	id => "infobox",	2992	id => "infobox",
2848	title => "Body Parts",	2993	title => "Body Parts",
2849	reply => undef,	2994	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	2995	tooltip => "Shows which body parts you posess and are available",
2851	},	2996	},
		2997	"c/statistics" => {
		2998	id => "infobox",
		2999	title => "Statistics",
		3000	reply => undef,
		3001	tooltip => "Shows your primary statistics",
		3002	},
		3003	"c/skills" => {
		3004	id => "infobox",
		3005	title => "Skills",
		3006	reply => undef,
		3007	tooltip => "Shows your experience per skill and item power",
		3008	},
		3009	"c/shopitems" => {
		3010	id => "infobox",
		3011	title => "Shop Items",
		3012	reply => undef,
		3013	tooltip => "Shows the items currently for sale in this shop",
		3014	},
		3015	"c/resistances" => {
		3016	id => "infobox",
		3017	title => "Resistances",
		3018	reply => undef,
		3019	tooltip => "Shows your resistances",
		3020	},
		3021	"c/pets" => {
		3022	id => "infobox",
		3023	title => "Pets",
		3024	reply => undef,
		3025	tooltip => "Shows information abotu your pets/a specific pet",
		3026	},
		3027	"c/perceiveself" => {
		3028	id => "infobox",
		3029	title => "Perceive Self",
		3030	reply => undef,
		3031	tooltip => "You gained detailed knowledge about yourself",
		3032	},
2852	"c/uptime" => {	3033	"c/uptime" => {
2853	id => "infobox",	3034	id => "infobox",
2854	title => "Uptime",	3035	title => "Uptime",
2855	reply => undef,	3036	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	3037	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	3046	id => "party",
2866	title => "Party",	3047	title => "Party",
2867	reply => "gsay ",	3048	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	3049	tooltip => "Messages and chat related to your party",
2869	},	3050	},
		3051	"c/death" => {
		3052	id => "death",
		3053	title => "Death",
		3054	reply => undef,
		3055	tooltip => "Reason for and more info about your most recent death",
		3056	},
		3057	"c/say" => $SAY_CHANNEL,
		3058	"c/chat" => $CHAT_CHANNEL,
2870	);	3059	);
2871		3060
2872	sub cf::client::send_msg {	3061	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	3062	my ($self, $channel, $msg, $color, @extra) = @_;
2874		3063
2875	$msg = $self->pl->expand_cfpod ($msg);	3064	$msg = $self->pl->expand_cfpod ($msg)
		3065	unless $color & cf::NDI_VERBATIM;
2876		3066
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	3067	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		3068
2879	# check predefined channels, for the benefit of C	3069	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	3070	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	3071	$channel = $CHANNEL{$channel};
2882		3072
2883	$self->ext_msg (channel_info => $channel)	3073	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	3074	$channel = $channel->{id};
2887		3075
2888	} elsif (ref $channel) {	3076	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	3077	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	3078	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	3079	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	3081	}
2895		3082
2896	$channel = $channel->{id};	3083	$channel = $channel->{id};
2897	}	3084	}
2898		3085
2899	return unless @extra || length $msg;	3086	return unless @extra || length $msg;
2900		3087
2901	if ($self->can_msg) {
2902	# default colour, mask it out	3088	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3089	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	3090	if $color & cf::NDI_DEF;
2905		3091
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	3092	my $pkt = "msg "
		3093	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	3095	);
2909	if ($color >= 0) {
2910	# replace some tags by gcfclient-compatible ones
2911	for ($msg) {
2912	1 while
2913	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2914	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2915	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2916	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2917	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2918	}
2919		3096
2920	$color &= cf::NDI_COLOR_MASK;	3097	$self->send_big_packet ($pkt);
2921
2922	utf8::encode $msg;
2923
2924	if (0 && $msg =~ /\[/) {
2925	# COMMAND/INFO
2926	$self->send_packet ("drawextinfo $color 10 8 $msg")
2927	} else {
2928	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2929	$self->send_packet ("drawinfo $color $msg")
2930	}
2931	}
2932	}
2933	}	3098	}
2934		3099
2935	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2936		3101
2937	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2940		3105
2941	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2943		3108
2944	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	3114	}
2950	}	3115	}
2951		3116
2952	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2953		3118
…		…
2957		3122
2958	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2960		3125
2961	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3129	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3132	}
2968	}	3133	}
2969		3134
2970	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2971		3136
…		…
3042		3207
3043	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
3044	if $reply;	3209	if $reply;
3045		3210
3046	} else {	3211	} else {
3047	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3048	}	3213	}
3049		3214
3050	cf::override;	3215	cf::override;
3051	},	3216	},
3052	);	3217	);
…		…
3072		3237
3073	$coro	3238	$coro
3074	}	3239	}
3075		3240
3076	cf::client->attach (	3241	cf::client->attach (
3077	on_destroy => sub {	3242	on_client_destroy => sub {
3078	my ($ns) = @_;	3243	my ($ns) = @_;
3079		3244
3080	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3081	},	3246	},
3082	);	3247	);
…		…
3098	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
3099		3264
3100	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
3101		3266
3102	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
3103	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
3104	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
3105	sort time	3270	sort time
3106	));	3271	));
3107		3272
3108	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
3112	The following functions and methods are available within a safe environment:	3277	The following functions and methods are available within a safe environment:
3113		3278
3114	cf::object	3279	cf::object
3115	contr pay_amount pay_player map x y force_find force_add destroy	3280	contr pay_amount pay_player map x y force_find force_add destroy
3116	insert remove name archname title slaying race decrease split	3281	insert remove name archname title slaying race decrease split
		3282	value
3117		3283
3118	cf::object::player	3284	cf::object::player
3119	player	3285	player
3120		3286
3121	cf::player	3287	cf::player
…		…
3127	=cut	3293	=cut
3128		3294
3129	for (	3295	for (
3130	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3296	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3131	insert remove inv nrof name archname title slaying race	3297	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3298	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3300	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
3136	) {	3302	) {
3137	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3140	for @funs;	3305	for @funs;
3141	}	3306	}
3142		3307
…		…
3157		3322
3158	my $qcode = $code;	3323	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
3161		3326
		3327	%vars = (_dummy => 0) unless %vars;
		3328
		3329	my @res;
3162	local $_;	3330	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;
3164		3331
3165	my $eval =	3332	my $eval =
3166	"do {\n"	3333	"do {\n"
3167	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3168	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
3169	. $code	3336	. $code
3170	. "\n}"	3337	. "\n}"
3171	;	3338	;
3172		3339
		3340	if ($CFG{safe_eval}) {
3173	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
3174	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3175	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
3176		3349
3177	if ($@) {	3350	if ($@) {
3178	warn "$@";	3351	warn "$@",
3179	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
3180	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
3181	}	3354	}
3182		3355
3183	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
3184	}	3357	}
3185		3358
…		…
3199	=cut	3372	=cut
3200		3373
3201	sub register_script_function {	3374	sub register_script_function {
3202	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
3203		3376
3204	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
3205	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
3206	}	3379	}
3207		3380
3208	=back	3381	=back
3209		3382
3210	=cut	3383	=cut
…		…
3219	# for this (global event?)	3392	# for this (global event?)
3220	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
3221		3394
3222	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3223		3396
3224	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
3225		3398
3226	my $facedata;
3227	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
3228	or die "$path: $!";	3400	or die "$path: $!";
3229		3401
3230	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
3231		3403
3232	$facedata->{version} == 2	3404	$facedata->{version} == 2
3233	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
3234		3406
3235	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3236	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3237	type => FT_RSRC,	3410	type => FT_RSRC,
3238	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3239	};	3413	};
3240	cf::cede_to_tick;	3414	cf::cede_to_tick;
3241		3415
3242	{	3416	{
3243	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
…		…
3245	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3246	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3247		3421
3248	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3249	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3250	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3251	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3252		3426
3253	cf::cede_to_tick;	3427	cf::cede_to_tick;
3254	}	3428	}
3255		3429
3256	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
…		…
3261		3435
3262	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3263	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3264	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3265	} else {	3439	} else {
3266	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3267	}	3441	}
3268		3442
3269	cf::cede_to_tick;	3443	cf::cede_to_tick;
3270	}	3444	}
3271	}	3445	}
…		…
3280		3454
3281	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3282	}	3456	}
3283		3457
3284	{	3458	{
3285	# TODO: for gcfclient pleasure, we should give resources
3286	# that gcfclient doesn't grok a >10000 face index.
3287	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3288		3460
3289	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
3290	if (defined $info->{type}) {	3462	if (defined $info->{type}) {
3291	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3292	my $data;
3293		3464
3294	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3295	# prepend meta info
3296
3297	my $meta = $enc->encode ({
3298	name => $name,
3299	%{ $info->{meta} || {} },
3300	});
3301
3302	$data = pack "(w/a*)*", $meta, $info->{data};
3303	} else {
3304	$data = $info->{data};
3305	}
3306
3307	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3308	cf::face::set_type $idx, $info->{type};	3466	cf::face::set_type $idx, $info->{type};
3309	} else {	3467	} else {
3310	$RESOURCE{$name} = $info;	3468	$RESOURCE{$name} = $info; # unused
3311	}	3469	}
3312		3470
3313	cf::cede_to_tick;	3471	cf::cede_to_tick;
3314	}	3472	}
3315	}	3473	}
3316		3474
3317	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3318		3476
3319	1	3477	1
3320	}	3478	}
3321
3322	cf::global->attach (on_resource_update => sub {
3323	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3324	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3325
3326	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3327	my $sound = $soundconf->{compat}[$_]
3328	or next;
3329
3330	my $face = cf::face::find "sound/$sound->[1]";
3331	cf::sound::set $sound->[0] => $face;
3332	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3333	}
3334
3335	while (my ($k, $v) = each %{$soundconf->{event}}) {
3336	my $face = cf::face::find "sound/$v";
3337	cf::sound::set $k => $face;
3338	}
3339	}
3340	});
3341		3479
3342	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
3343	my ($ns, $want) = @_;	3481	my ($ns, $want) = @_;
3344		3482
3345	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
…		…
3384	sub reload_treasures {	3522	sub reload_treasures {
3385	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3386	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3387	}	3525	}
3388		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3389	sub reload_resources {	3550	sub reload_resources {
3390	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3391		3552
		3553	reload_exp_table;
		3554	reload_materials;
3392	reload_facedata;	3555	reload_facedata;
		3556	reload_sound;
3393	reload_archetypes;	3557	reload_archetypes;
3394	reload_regions;	3558	reload_regions;
3395	reload_treasures;	3559	reload_treasures;
3396		3560
3397	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3398	}
3399
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}	3562	}
3405		3563
3406	sub reload_config {	3564	sub reload_config {
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3408	or return;
3409		3566
3410	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3411	*CFG = YAML::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3412		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3574
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3577
3418	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3422	};	3582	};
3423	warn $@ if $@;	3583	warn $@ if $@;
3424	}	3584	}
3425	}	3585	}
3426		3586
		3587	sub pidfile() {
		3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3589	or die "$PIDFILE: $!";
		3590	flock $fh, &Fcntl::LOCK_EX
		3591	or die "$PIDFILE: flock: $!";
		3592	$fh
		3593	}
		3594
		3595	# make sure only one server instance is running at any one time
		3596	sub atomic {
		3597	my $fh = pidfile;
		3598
		3599	my $pid = <$fh>;
		3600	kill 9, $pid if $pid > 0;
		3601
		3602	seek $fh, 0, 0;
		3603	print $fh $$;
		3604	}
		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3427	sub main {	3615	sub main {
		3616	cf::init_globals; # initialise logging
		3617
		3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3622
		3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3624
3428	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3627	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3628	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3629	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3630	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3631	})->prio (Coro::PRIO_MAX);
3435	};	3632	};
3436		3633
3437	{	3634	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3635
		3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
		3645	reload_resources;
3439	reload_config;	3646	reload_config;
3440	db_init;	3647	db_init;
		3648
		3649	cf::init_uuid;
		3650	cf::init_signals;
		3651	cf::init_skills;
		3652
		3653	cf::init_beforeplay;
		3654
		3655	atomic;
		3656
3441	load_extensions;	3657	load_extensions;
3442		3658
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3659	utime time, time, $RUNTIMEFILE;
		3660
		3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
		3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3664
		3665	(pop @POST_INIT)->(0) while @POST_INIT;
3444	}	3666	};
3445		3667
3446	EV::loop;	3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3447	}	3677	}
3448		3678
3449	#############################################################################	3679	#############################################################################
3450	# initialisation and cleanup	3680	# initialisation and cleanup
3451		3681
3452	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3453	BEGIN {	3683	BEGIN {
3454	our %SIGWATCHER = ();	3684	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3458	};	3688	};
3459	}	3689	}
3460	}	3690	}
3461		3691
3462	sub write_runtime_sync {	3692	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3693	my $t0 = AE::time;
3464		3694
3465	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3467		3697
3468	IO::AIO::aio_utime $runtime, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3699
3470	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3471		3701
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3703	or return;
3474		3704
3475	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3717	aio_utime $fh, undef, undef;
3488		3718
3489	close $fh	3719	close $fh
3490	or return;	3720	or return;
3491		3721
3492	aio_rename "$runtime~", $runtime	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3723	and return;
3494		3724
3495	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3726
3497	1	3727	1
3498	}	3728	}
3499		3729
3500	our $uuid_lock;	3730	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3739	my $uuid = "$LOCALDIR/uuid";
3510		3740
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3741	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3742	or return;
3513		3743
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3744	my $value = uuid_seq uuid_cur;
		3745
		3746	unless ($value) {
		3747	info "cowardly refusing to write zero uuid value!\n";
		3748	return;
		3749	}
		3750
		3751	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3752	$uuid_skip = 0;
3516		3753
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3754	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3755	and return;
3519		3756
…		…
3525	or return;	3762	or return;
3526		3763
3527	aio_rename "$uuid~", $uuid	3764	aio_rename "$uuid~", $uuid
3528	and return;	3765	and return;
3529		3766
3530	warn "uuid file written ($value).\n";	3767	trace "uuid file written ($value).\n";
3531		3768
3532	1	3769	1
3533		3770
3534	}	3771	}
3535		3772
…		…
3541	}	3778	}
3542		3779
3543	sub emergency_save() {	3780	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3545		3782
3546	warn "enter emergency perl save\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3547		3789
3548	cf::sync_job {	3790	cf::sync_job {
		3791	cf::write_runtime_sync; # external watchdog should not bark
		3792
3549	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3796	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3799	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3801	$pl->save;
3558	}	3802	}
3559	warn "end emergency player save\n";	3803	info "emergency_perl_save: end player save\n";
3560		3804
3561	warn "begin emergency map save\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3810	$map->valid or next;
3565	$map->save;	3811	$map->save;
3566	}	3812	}
3567	warn "end emergency map save\n";	3813	info "emergency_perl_save: end map save\n";
3568		3814
3569	warn "begin emergency database checkpoint\n";	3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
3572		3820
3573	warn "begin write uuid\n";	3821	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3822	write_uuid_sync 1;
3575	warn "end write uuid\n";	3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3843	};
3577		3844
3578	warn "leave emergency perl save\n";	3845	info "emergency_perl_save: leave\n";
3579	}	3846	}
3580		3847
3581	sub post_cleanup {	3848	sub post_cleanup {
3582	my ($make_core) = @_;	3849	my ($make_core) = @_;
3583		3850
		3851	IO::AIO::flush;
		3852
3584	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3854	if $make_core;
		3855
		3856	my $fh = pidfile;
		3857	unlink $PIDFILE if <$fh> == $$;
		3858	}
		3859
		3860	# a safer delete_package, copied from Symbol
		3861	sub clear_package($) {
		3862	my $pkg = shift;
		3863
		3864	# expand to full symbol table name if needed
		3865	unless ($pkg =~ /^main::.*::$/) {
		3866	$pkg = "main$pkg" if $pkg =~ /^::/;
		3867	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3868	$pkg .= '::' unless $pkg =~ /::$/;
		3869	}
		3870
		3871	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3872	my $stem_symtab = *{$stem}{HASH};
		3873
		3874	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3875	or return;
		3876
		3877	# clear all symbols
		3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3879	for my $name (keys %$leaf_symtab) {
		3880	_gv_clear *{"$pkg$name"};
		3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3882	}
3586	}	3883	}
3587		3884
3588	sub do_reload_perl() {	3885	sub do_reload_perl() {
3589	# can/must only be called in main	3886	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3591	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3592	return;	3889	return;
3593	}	3890	}
3594		3891
		3892	return if $RELOAD++;
		3893
		3894	my $t1 = AE::time;
		3895
		3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3595	warn "reloading...";	3898	info "reloading...";
3596		3899
3597	warn "entering sync_job";	3900	trace "entering sync_job";
3598		3901
3599	cf::sync_job {	3902	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3903	#cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		3904
3604	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;
3606
3607	# if anything goes wrong in here, we should simply crash as we already saved
3608
3609	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;
3615	warn "iterate...";
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	3907	%EXT_CORO = ();
3623		3908
3624	warn "removing commands";	3909	trace "removing commands";
3625	%COMMAND = ();	3910	%COMMAND = ();
3626		3911
3627	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3628	%EXTCMD = ();	3913	%EXTCMD = ();
3629	%EXTICMD = ();	3914	%EXTICMD = ();
3630		3915
3631	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3634		3919
3635	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3636	eval {	3921	eval {
3637	$cb->($pkg);	3922	$cb->($pkg);
3638	1	3923	1
3639	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
		3925	}
		3926
		3927	trace "... clearing $pkg";
		3928	clear_package $pkg;
3640	}	3929	}
3641		3930
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3934
3650	warn "... unloading $k";	3935	trace "... unloading $k";
3651	delete $INC{$k};	3936	delete $INC{$k};
3652		3937
3653	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3655		3940
3656	if (my $cb = $k->can ("unload_module")) {	3941	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	3942	$cb->();
		3943	}
		3944
		3945	clear_package $k;
3658	}	3946	}
3659		3947
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3949	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		3951
3667	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3955
3671	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3957	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3674		3959
3675	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3676		3961
3677	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3678	require cf;	3963	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3680		3965
3681	warn "loading config and database again";	3966	trace "loading config and database again";
3682	cf::reload_config;	3967	cf::reload_config;
3683		3968
3684	warn "loading extensions";	3969	trace "loading extensions";
3685	cf::load_extensions;	3970	cf::load_extensions;
3686		3971
		3972	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
		3979	}
3693		3980
		3981	trace "running post_init jobs";
		3982	(pop @POST_INIT)->(1) while @POST_INIT;
		3983
3694	warn "leaving sync_job";	3984	trace "leaving sync_job";
3695		3985
3696	1	3986	1
3697	} or do {	3987	} or do {
3698	warn $@;	3988	error $@;
3699	cf::cleanup "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
		3990	};
		3991
		3992	info "reloaded";
		3993	--$RELOAD;
3700	};	3994	}
3701		3995
3702	warn "reloaded";	3996	$t1 = AE::time - $t1;
		3997	info "reload completed in ${t1}s\n";
3703	};	3998	};
3704		3999
3705	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3706		4001
3707	sub reload_perl() {	4002	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4003	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3710		4005
		4006	$RELOAD_WATCHER ||= cf::async {
		4007	Coro::AIO::aio_wait cache_extensions;
		4008
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4010	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
		4012	};
3714	};	4013	};
3715	}	4014	}
3716		4015
3717	register_command "reload" => sub {	4016	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4017	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4023	reload_perl;
3725	};	4024	};
3726	}	4025	}
3727	};	4026	};
3728		4027
3729	unshift @INC, $LIBDIR;	4028	#############################################################################
3730		4029
3731	my $bug_warning = 0;	4030	my $bug_warning = 0;
3732		4031
3733	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3735		4034
3736	sub wait_for_tick {	4035	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		4037
3739	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	4040	$signal->wait;
3742	}	4041	}
3743		4042
3744	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4045
3747	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4048	$signal->wait;
3750	}	4049	}
…		…
3756	return;	4055	return;
3757	}	4056	}
3758		4057
3759	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3760		4059
		4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4061
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4064	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4065	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4066	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3767	};	4068	};
3768	}	4069	}
3769		4070
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4072	$sig->send;
…		…
3779		4080
3780	if (0) {	4081	if (0) {
3781	if ($NEXT_TICK) {	4082	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4083	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4085	debug "jitter $JITTER\n";#d#
3785	}	4086	}
3786	}	4087	}
3787	}	4088	}
3788		4089
3789	{	4090	{
3790	# configure BDB	4091	# configure BDB
3791		4092
3792	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4095	$AnyEvent::BDB::WATCHER->priority (1);
3795		4096
3796	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4099	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4100	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4101	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4102	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4103	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4104
3803	cf::sync_job {	4105	cf::sync_job {
3804	eval {	4106	eval {
…		…
3830	{	4132	{
3831	# configure IO::AIO	4133	# configure IO::AIO
3832		4134
3833	IO::AIO::min_parallel 8;	4135	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4136	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4137	undef $AnyEvent::AIO::WATCHER;
3836	}	4138	}
3837		4139
3838	my $_log_backtrace;	4140	my $_log_backtrace;
3839		4141
3840	sub _log_backtrace {	4142	sub _log_backtrace {
…		…
3843	$msg =~ s/\n//;	4145	$msg =~ s/\n//;
3844		4146
3845	# limit the # of concurrent backtraces	4147	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4148	if ($_log_backtrace < 2) {
3847	++$_log_backtrace;	4149	++$_log_backtrace;
		4150	my $perl_bt = Carp::longmess $msg;
3848	async {	4151	async {
3849	$Coro::current->{desc} = "abt $msg";	4152	$Coro::current->{desc} = "abt $msg";
3850		4153
3851	my @bt = fork_call {	4154	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4155	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4166	}
3864		4167
3865	@funcs	4168	@funcs
3866	};	4169	};
3867		4170
3868	LOG llevInfo, "[ABT] $msg\n";	4171	LOG llevInfo, "[ABT] $perl_bt\n";
		4172	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4173	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4174	--$_log_backtrace;
3871	};	4175	};
3872	} else {	4176	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4177	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4178	LOG llevInfo, "[ABT] [suppressed]\n";
3875	}	4179	}
3876	}	4180	}
3877		4181
3878	# load additional modules	4182	# load additional modules
3879	use cf::pod;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3880		4185
3881	END { cf::emergency_save }	4186	END { cf::emergency_save }
3882		4187
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4188	1
3886		4189

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