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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.431 by elmex, Sun May 4 19:27:27 2008 UTC vs.
Revision 1.552 by root, Mon May 17 21:12:59 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
93		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
186	from wherever your confdir points to.	233	from wherever your confdir points to.
187		234
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		236
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
194	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
195		247
196	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	250	that call.
199		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
200	=back	258	=back
201		259
202	=cut	260	=cut
203		261
204	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	269	my $msg = join "", @_;
207		270
208	$msg .= "\n"	271	$msg .= "\n"
209	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
210		273
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		275
213	LOG llevError, $msg;	276	LOG llevWarn, $msg;
214	};	277	};
215	}
216		278
217	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
219		281
220	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	286	return;#d#
223	}#d#	287	}#d#
224		288
225	# kill coroutine otherwise	289	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	290	Coro::terminate
228	};	291	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		292
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	303	for my $pkg (qw(
243	cf::global cf::attachable	304	cf::global cf::attachable
244	cf::object cf::object::player	305	cf::object cf::object::player
245	cf::client cf::player	306	cf::client cf::player
246	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
247	cf::map cf::party cf::region	309	cf::party cf::region
248	)) {	310	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	312	}
252		313
253	$EV::DIED = sub {	314	$EV::DIED = sub {
254	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
255	};	316	};
256		317
257	#############################################################################	318	#############################################################################
258		319
259	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		358
298	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
300		361
		362	=item $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 $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
		404
301	=item cf::lock_wait $string	405	=item cf::lock_wait $string
302		406
303	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
304		408
305	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
306		410
307	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
310	returned.	414	returned.
311		415
312	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	417	deadlocked coro.
…		…
319		423
320	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
321		425
322	=cut	426	=cut
323		427
324	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		429
327	sub lock_wait($) {	430	sub lock_wait($) {
328	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	432	}
341		433
342	sub lock_acquire($) {	434	sub lock_acquire($) {
343	my ($key) = @_;	435	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	436	}
357		437
358	sub lock_active($) {	438	sub lock_active($) {
359	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	440	}
363		441
364	sub freeze_mainloop {	442	sub freeze_mainloop {
365	tick_inhibit_inc;	443	tick_inhibit_inc;
366		444
367	Coro::guard \&tick_inhibit_dec;	445	&Guard::guard (\&tick_inhibit_dec);
368	}	446	}
369		447
370	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
371		449
372	Like EV::periodic, but randomly selects a starting point so that the actions	450	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	451	get spread over time.
374		452
375	=cut	453	=cut
376		454
377	sub periodic($$) {	455	sub periodic($$) {
378	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
395		473
396	=cut	474	=cut
397		475
398	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
400		479
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
404		483
405	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
406		486
407	while () {	487	while () {
408	next_job:	488	next_job:
		489
409	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	491
411	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	496	$job->[2]->send;
415	Coro::cede;	497	Coro::cede;
416	goto next_job;	498	goto next_job;
417	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	501	}
419	}	502	}
420		503
421	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	507	$signal->wait;
425	} else {	508	} else {
		509	$busy = 0;
426	Coro::schedule;	510	Coro::schedule;
427	}	511	}
428	}	512	}
429	};	513	};
430		514
431	sub get_slot($;$$) {	515	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
433		517
434	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
435		519
436	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
437	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
438		523
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
467	=cut	552	=cut
468		553
469	sub sync_job(&) {	554	sub sync_job(&) {
470	my ($job) = @_;	555	my ($job) = @_;
471		556
472	if ($Coro::current == $Coro::main) {	557	if (in_main) {
473	my $time = EV::time;	558	my $time = AE::time;
474		559
475	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
477		562
478	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
479		564
480	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
481		566
482	my $busy = 1;	567	my $busy = 1;
483	my @res;	568	my @res;
484		569
485	(async {	570	(async {
486	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	572	@res = eval { $job->() };
488	warn $@ if $@;	573	error $@ if $@;
489	undef $busy;	574	undef $busy;
490	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
491		576
492	while ($busy) {	577	while ($busy) {
493	if (Coro::nready) {	578	if (Coro::nready) {
…		…
495	} else {	580	} else {
496	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
497	}	582	}
498	}	583	}
499		584
500	my $time = EV::time - $time;	585	my $time = AE::time - $time;
501		586
502	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
503		588
504	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
505	} else {	590	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
528		613
529	$coro	614	$coro
530	}	615	}
531		616
532	=item fork_call { }, $args	617	=item fork_call { }, @args
533		618
534	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
535	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
536	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
537	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
538		623
539	=cut	624	=cut
540		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
541	sub fork_call(&@) {	630	sub fork_call(&@) {
542	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
543		632
544	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
545	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
547		636
548	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
549	reset_signals;	638	cf::post_fork;
550	&$cb	639	&$cb
551	}, @args;	640	} @args;
552		641
553	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
554	}	654	}
555		655
556	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
557		657
558	=cut	658	=cut
…		…
595	within each server.	695	within each server.
596		696
597	=cut	697	=cut
598		698
599	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
600	my ($name) = @_;	703	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
602		705
603	eval {	706	eval {
604	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
614	}	717	}
615		718
616	our $DB;	719	our $DB;
617		720
618	sub db_init {	721	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	722	$DB ||= db_table "db";
621	};
622	}	723	}
623		724
624	sub db_get($$) {	725	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
626		727
627	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
628	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
629		732
630	$! ? ()	733	$! ? ()
631	: $data	734	: $data
632	}
633	}	735	}
634		736
635	sub db_put($$$) {	737	sub db_put($$$) {
636	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		795
694	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	797	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
697		799
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		801
700	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
703		805
…		…
713		815
714	=cut	816	=cut
715		817
716	sub datalog($@) {	818	sub datalog($@) {
717	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	821	}
720		822
721	=back	823	=back
722		824
723	=cut	825	=cut
724		826
725	#############################################################################	827	#############################################################################
726		828
727	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
728		830
729	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
732		834
733	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
785		887
786	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
788		890
789	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
791		893
792	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
793		895
794	=over 4	896	=over 4
…		…
918		1020
919	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1023
922	} elsif (ref $type) {	1024	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
924		1026
925	} else {	1027	} else {
926	shift @arg;	1028	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
928	}	1030	}
929	}	1031	}
930	}	1032	}
931		1033
932	sub _object_attach {	1034	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
943	}	1045	}
944		1046
945	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
946	} else {	1048	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1050	}
949		1051
950	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
951	}	1053	}
952		1054
…		…
1011		1113
1012	for (@$callbacks) {	1114	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1014		1116
1015	if ($@) {	1117	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1119	override;
1019	}	1120	}
1020		1121
1021	return 1 if $override;	1122	return 1 if $override;
1022	}	1123	}
…		…
1085		1186
1086	sub reattach {	1187	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1189	my ($obj) = @_;
1089		1190
		1191	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1193
1092	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1093		1195
1094	@$registry = ();	1196	@$registry = ();
1095		1197
…		…
1100	for (@$attach) {	1202	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1103	}	1205	}
1104	} else {	1206	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1208	}
1107	}	1209	}
1108	}	1210	}
1109		1211
1110	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1138		1240
1139	sync_job {	1241	sync_job {
1140	if (length $$rdata) {	1242	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1144		1247
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1149	aio_close $fh;	1255	aio_close $fh;
1150		1256
1151	if (@$objs) {	1257	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1157	aio_close $fh;	1266	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1268	}
1160	} else {	1269	} else {
1161	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1162	}	1271	}
1163		1272
1164	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1277	} else {
1166	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1167	}	1279	}
1168	} else {	1280	} else {
1169	aio_unlink $filename;	1281	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1171	}	1283	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1308	$av = $st->{objs};
1197	}	1309	}
1198		1310
1199	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1202		1315
1203	($data, $av)	1316	($data, $av)
1204	}	1317	}
1205		1318
1206	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1263		1376
1264	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1265	}	1378	}
1266		1379
		1380	use File::Glob ();
		1381
1267	cf::player->attach (	1382	cf::player->attach (
1268	on_command => sub {	1383	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1270		1385
1271	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1272	or return;	1387	or return;
1273		1388
…		…
1296		1411
1297	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1413	if $reply;
1299		1414
1300	} else {	1415	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1417	}
1303		1418
1304	cf::override;	1419	cf::override;
1305	},	1420	},
1306	);	1421	);
1307		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1308	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1309	cf::sync_job {	1439	cf::sync_job {
1310	my %todo;	1440	my %todo;
1311		1441
1312	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1443	next unless -r $path;
…		…
1331		1461
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1464
1335	$ext{source} =	1465	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1338	. $source	1468	. $source
1339	. "\n};\n1";	1469	. "\n};\n1";
1340		1470
1341	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1342	}	1472	}
1343		1473
		1474	my $pass = 0;
1344	my %done;	1475	my %done;
1345	while (%todo) {	1476	while (%todo) {
1346	my $progress;	1477	my $progress;
1347		1478
		1479	++$pass;
		1480
		1481	ext:
1348	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1484	next ext
1351	unless exists $done{$_};	1485	unless exists $done{$_};
1352	}	1486	}
1353		1487
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1489
1356	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1494
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1496	if exists $v->{meta}{mandatory};
1364		1497
1365	warn $msg;	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1499	delete $todo{$k};
		1500	} else {
		1501	$done{$k} = delete $todo{$k};
		1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1366	}	1507	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1508	}
1372		1509
1373	skip:	1510	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1376	}	1518	}
1377	};	1519	};
1378	}	1520	}
1379		1521
1380	#############################################################################	1522	#############################################################################
1381		1523
1382	=back	1524	=back
1383		1525
1384	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1385		1527
1386	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1387		1529
1388	=cut	1530	=cut
1389		1531
1390	package cf::player;	1532	package cf::player;
1391		1533
…		…
1434		1576
1435	sub exists($) {	1577	sub exists($) {
1436	my ($login) = @_;	1578	my ($login) = @_;
1437		1579
1438	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1440	}	1582	}
1441		1583
1442	sub find($) {	1584	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1586	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1465	}	1607	}
1466	}	1608	}
1467	}	1609	}
1468		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1469	sub save($) {	1624	sub save($) {
1470	my ($pl) = @_;	1625	my ($pl) = @_;
1471		1626
1472	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1473		1628
…		…
1478		1633
1479	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1481		1636
1482	cf::get_slot 0.01;	1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1641
1484	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1643	cf::cede_to_tick;
1486	}	1644	}
1487		1645
…		…
1519	my ($pl) = @_;	1677	my ($pl) = @_;
1520		1678
1521	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1522		1680
1523	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1683
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1527	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1529	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1530		1692
1531	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1533	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1587	\@logins	1749	\@logins
1588	}	1750	}
1589		1751
1590	=item $player->maps	1752	=item $player->maps
1591		1753
		1754	=item cf::player::maps $login
		1755
1592	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1593	player. May block.	1757	player. May block.
1594		1758
1595	=cut	1759	=cut
1596		1760
…		…
1613	}	1777	}
1614		1778
1615	\@paths	1779	\@paths
1616	}	1780	}
1617		1781
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1783
1620	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1785
1711	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1712		1787
1713	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1714		1789
…		…
1746		1821
1747	=cut	1822	=cut
1748		1823
1749	sub find_by_path($) {	1824	sub find_by_path($) {
1750	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1751		1828
1752	my ($match, $specificity);	1829	my ($match, $specificity);
1753		1830
1754	for my $region (list) {	1831	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1865
1789	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1867	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1812		1889
1813	sub register {	1890	sub register {
1814	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	1892	my $pkg = caller;
1816		1893
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		1895
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1897	}
1822		1898
1823	# also paths starting with '/'	1899	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1901
1826	sub thawer_merge {	1902	sub thawer_merge {
1827	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1828		1904
1829	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1834	}	1910	}
1835		1911
1836	sub normalise {	1912	sub normalise {
1837	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1838		1914
1839	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1840		1916
1841	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1842		1918
1843	# map plan:	1919	# map plan:
1844	#	1920	#
…		…
1859	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1860	$path = "$base/$path";	1936	$path = "$base/$path";
1861	}	1937	}
1862		1938
1863	for ($path) {	1939	for ($path) {
1864	redo if s{//}{/};
1865	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1866	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1867	}	1942	}
1868		1943
1869	$path	1944	$path
…		…
1883	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1884	return $self;	1959	return $self;
1885	}	1960	}
1886	}	1961	}
1887		1962
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	1964	()
1890	}	1965	}
1891		1966
1892	sub init {	1967	sub init {
1893	my ($self) = @_;	1968	my ($self) = @_;
…		…
1925	sub uniq_path {	2000	sub uniq_path {
1926	my ($self) = @_;	2001	my ($self) = @_;
1927		2002
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1930	}
1931
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}	2005	}
1940		2006
1941	sub decay_objects {	2007	sub decay_objects {
1942	my ($self) = @_;	2008	my ($self) = @_;
1943		2009
…		…
2025		2091
2026	sub find;	2092	sub find;
2027	sub find {	2093	sub find {
2028	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
2029		2095
		2096	cf::cede_to_tick;
		2097
2030	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
2031		2099
2032	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2102
2035	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
2040	or return;	2105	or return;
2041		2106
2042	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
2043		2108
…		…
2055		2120
2056	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
2057	}	2122	}
2058	}	2123	}
2059		2124
2060	sub pre_load { }	2125	sub pre_load { }
2061	sub post_load { }	2126	#sub post_load { } # XS
2062		2127
2063	sub load {	2128	sub load {
2064	my ($self) = @_;	2129	my ($self) = @_;
2065		2130
2066	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2149	$f->skip_block;
2085	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
2086	or return;	2151	or return;
2087		2152
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
2089	if delete $self->{load_original};	2154	if delete $self->{load_original};
2090		2155
2091	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2157	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2177	$self->decay_objects;
2113	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
2114	$self->update_buttons;	2179	$self->update_buttons;
2115	cf::cede_to_tick;	2180	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2181	$self->activate;
2119	}	2182	}
2120		2183
2121	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2188	}
2126		2189
2127	$self->post_load;	2190	$self->post_load;
2128	}	2191	}
2129		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2196	sub customise_for {
2131	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
2132		2198
2133	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2200	if $self->per_player;
…		…
2150	or next;	2216	or next;
2151	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2152	or next;	2218	or next;
2153	$neigh->load;	2219	$neigh->load;
2154		2220
		2221	# now find the diagonal neighbours
2155	push @neigh,	2222	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}	2225	}
2159		2226
…		…
2166	}	2233	}
2167		2234
2168	sub find_sync {	2235	sub find_sync {
2169	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2170		2237
2171	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2172	}	2242	}
2173		2243
2174	sub do_load_sync {	2244	sub do_load_sync {
2175	my ($map) = @_;	2245	my ($map) = @_;
2176		2246
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2179		2249
2180	cf::sync_job { $map->load };	2250	$map->load;
2181	}	2251	}
2182		2252
2183	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2185		2255
…		…
2211	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2212		2282
2213	()	2283	()
2214	}	2284	}
2215		2285
		2286	# common code, used by both ->save and ->swapout
2216	sub save {	2287	sub _save {
2217	my ($self) = @_;	2288	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2289
2221	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2222		2291
2223	return unless $self->dirty;	2292	return unless $self->dirty;
2224		2293
…		…
2244	} else {	2313	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2315	}
2247	}	2316	}
2248		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2249	sub swap_out {	2326	sub swap_out {
2250	my ($self) = @_;	2327	my ($self) = @_;
2251		2328
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2330
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2331	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2332	return if $self->{deny_save};
		2333	return if $self->players;
2260		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2262		2385
2263	$self->deactivate;	2386	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2388	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2389
2311	$self->unlink_save;	2390	$self->unlink_save;
2312	$self->destroy;	2391	$self->destroy;
2313	}	2392	}
2314		2393
…		…
2322		2401
2323	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2324		2403
2325	$self->unlink_save;	2404	$self->unlink_save;
2326		2405
2327	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2411
…		…
2389	: normalise $_	2468	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2470	]
2392	}	2471	}
2393		2472
		2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
		2504
2394	=back	2505	=back
2395		2506
2396	=head3 cf::object	2507	=head3 cf::object
2397		2508
2398	=cut	2509	=cut
…		…
2463		2574
2464	our $SAY_CHANNEL = {	2575	our $SAY_CHANNEL = {
2465	id => "say",	2576	id => "say",
2466	title => "Map",	2577	title => "Map",
2467	reply => "say ",	2578	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2580	};
2470		2581
2471	our $CHAT_CHANNEL = {	2582	our $CHAT_CHANNEL = {
2472	id => "chat",	2583	id => "chat",
2473	title => "Chat",	2584	title => "Chat",
…		…
2528		2639
2529	=item $player_object->enter_link	2640	=item $player_object->enter_link
2530		2641
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2643
2533	The player should be reasonably safe there for short amounts of time. You	2644	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2646	though, as the player cannot control the character while it is on the link
		2647	map.
2535		2648
2536	Will never block.	2649	Will never block.
2537		2650
2538	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2539		2652
…		…
2559	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2673	my ($self) = @_;
2561		2674
2562	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2563		2676
		2677	++$self->{_link_recursion};
		2678
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2680
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2568		2683
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2685	}
2571		2686
2572	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2574		2689
…		…
2591	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2593		2708
2594	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2597		2712
2598	$map->load;	2713	$map->load;
2599	$map->load_neighbours;	2714	$map->load_neighbours;
2600		2715
2601	return unless $self->contr->active;	2716	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2717
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2606	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2607		2725
		2726	}
		2727
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2609		2729
2610	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2732	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2733	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2734	be called at the end of this process.
2615		2735
		2736	Note that $check will be called with a potentially non-loaded map, so if
		2737	it needs a loaded map it has to call C<< ->load >>.
		2738
2616	=cut	2739	=cut
2617		2740
2618	our $GOTOGEN;	2741	our $GOTOGEN;
2619		2742
2620	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2621	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
2622		2751
2623	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2754
2626	$self->enter_link;	2755	$self->enter_link;
…		…
2650	my $map = eval {	2779	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2652		2781
2653	if ($map) {	2782	if ($map) {
2654	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2785	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2787	}
2659		2788
2660	$map	2789	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2671	}	2800	}
2672		2801
2673	$done->() if $done;	2802	$done->($self) if $done;
2674	})->prio (1);	2803	})->prio (1);
2675	}	2804	}
2676		2805
2677	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2678		2807
…		…
2766	$self->contr->savebed ($map, $x, $y)	2895	$self->contr->savebed ($map, $x, $y)
2767	if $exit->flag (cf::FLAG_DAMNED);	2896	if $exit->flag (cf::FLAG_DAMNED);
2768		2897
2769	1	2898	1
2770	}) {	2899	}) {
2771	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2772	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2773	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2774	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2775		2904
2776	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2777	$self->leave_link;	2906	$self->leave_link;
2778	}	2907	}
2779	})->prio (1);	2908	})->prio (1);
2780	}	2909	}
2781		2910
…		…
2793	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2794	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2795		2924
2796	utf8::encode $text;	2925	utf8::encode $text;
2797	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2798	}	2952	}
2799		2953
2800	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2801		2955
2802	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2806		2960
2807	=cut	2961	=cut
2808		2962
2809	# non-persistent channels (usually the info channel)	2963	# non-persistent channels (usually the info channel)
2810	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2811	"c/identify" => {	2971	"c/identify" => {
2812	id => "infobox",	2972	id => "infobox",
2813	title => "Identify",	2973	title => "Identify",
2814	reply => undef,	2974	reply => undef,
2815	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
…		…
2817	"c/examine" => {	2977	"c/examine" => {
2818	id => "infobox",	2978	id => "infobox",
2819	title => "Examine",	2979	title => "Examine",
2820	reply => undef,	2980	reply => undef,
2821	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
		2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
2822	},	2988	},
2823	"c/book" => {	2989	"c/book" => {
2824	id => "infobox",	2990	id => "infobox",
2825	title => "Book",	2991	title => "Book",
2826	reply => undef,	2992	reply => undef,
…		…
2842	id => "infobox",	3008	id => "infobox",
2843	title => "Body Parts",	3009	title => "Body Parts",
2844	reply => undef,	3010	reply => undef,
2845	tooltip => "Shows which body parts you posess and are available",	3011	tooltip => "Shows which body parts you posess and are available",
2846	},	3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
		3019	"c/skills" => {
		3020	id => "infobox",
		3021	title => "Skills",
		3022	reply => undef,
		3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
		3048	},
2847	"c/uptime" => {	3049	"c/uptime" => {
2848	id => "infobox",	3050	id => "infobox",
2849	title => "Uptime",	3051	title => "Uptime",
2850	reply => undef,	3052	reply => undef,
2851	tooltip => "How long the server has been running since last restart",	3053	tooltip => "How long the server has been running since last restart",
…		…
2860	id => "party",	3062	id => "party",
2861	title => "Party",	3063	title => "Party",
2862	reply => "gsay ",	3064	reply => "gsay ",
2863	tooltip => "Messages and chat related to your party",	3065	tooltip => "Messages and chat related to your party",
2864	},	3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
		3073	"c/say" => $SAY_CHANNEL,
		3074	"c/chat" => $CHAT_CHANNEL,
2865	);	3075	);
2866		3076
2867	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2868	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2869		3079
2870	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2871		3082
2872	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2873		3084
2874	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2875	if ($CHANNEL{$channel}) {	3086	if ($CHANNEL{$channel}) {
2876	$channel = $CHANNEL{$channel};	3087	$channel = $CHANNEL{$channel};
2877		3088
2878	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2879	if $self->can_msg;
2880
2881	$channel = $channel->{id};	3090	$channel = $channel->{id};
2882		3091
2883	} elsif (ref $channel) {	3092	} elsif (ref $channel) {
2884	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2885	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2886	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2887	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889	}	3097	}
2890		3098
2891	$channel = $channel->{id};	3099	$channel = $channel->{id};
2892	}	3100	}
2893		3101
2894	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2895		3103
2896	if ($self->can_msg) {
2897	# default colour, mask it out	3104	# default colour, mask it out
2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2899	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2900		3107
2901	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2903	} else {	3111	);
2904	if ($color >= 0) {
2905	# replace some tags by gcfclient-compatible ones
2906	for ($msg) {
2907	1 while
2908	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2909	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2910	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2911	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2912	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2913	}
2914		3112
2915	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2916
2917	utf8::encode $msg;
2918
2919	if (0 && $msg =~ /\[/) {
2920	# COMMAND/INFO
2921	$self->send_packet ("drawextinfo $color 10 8 $msg")
2922	} else {
2923	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2924	$self->send_packet ("drawinfo $color $msg")
2925	}
2926	}
2927	}
2928	}	3114	}
2929		3115
2930	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2931		3117
2932	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2935		3121
2936	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2937	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2938		3124
2939	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2940	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2941	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2942	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2944	}	3130	}
2945	}	3131	}
2946		3132
2947	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2948		3134
…		…
2952		3138
2953	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2954	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2955		3141
2956	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2957	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2958	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2959	#TODO: version 1, remove	3145	#TODO: version 1, remove
2960	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2961	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2962	}	3148	}
2963	}	3149	}
2964		3150
2965	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2966		3152
…		…
3037		3223
3038	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
3039	if $reply;	3225	if $reply;
3040		3226
3041	} else {	3227	} else {
3042	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3043	}	3229	}
3044		3230
3045	cf::override;	3231	cf::override;
3046	},	3232	},
3047	);	3233	);
…		…
3067		3253
3068	$coro	3254	$coro
3069	}	3255	}
3070		3256
3071	cf::client->attach (	3257	cf::client->attach (
3072	on_destroy => sub {	3258	on_client_destroy => sub {
3073	my ($ns) = @_;	3259	my ($ns) = @_;
3074		3260
3075	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3076	},	3262	},
3077	);	3263	);
…		…
3093	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
3094		3280
3095	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
3096		3282
3097	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
3098	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
3099	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
3100	sort time	3286	sort time
3101	));	3287	));
3102		3288
3103	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
3107	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
3108		3294
3109	cf::object	3295	cf::object
3110	contr pay_amount pay_player map x y force_find force_add destroy	3296	contr pay_amount pay_player map x y force_find force_add destroy
3111	insert remove name archname title slaying race decrease split	3297	insert remove name archname title slaying race decrease split
		3298	value
3112		3299
3113	cf::object::player	3300	cf::object::player
3114	player	3301	player
3115		3302
3116	cf::player	3303	cf::player
…		…
3122	=cut	3309	=cut
3123		3310
3124	for (	3311	for (
3125	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3126	insert remove inv nrof name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
3127	decrease split destroy)],	3314	decrease split destroy change_exp value msg lore send_msg)],
3128	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
3129	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
3130	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
3131	) {	3318	) {
3132	no strict 'refs';
3133	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
3134	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3135	for @funs;	3321	for @funs;
3136	}	3322	}
3137		3323
…		…
3152		3338
3153	my $qcode = $code;	3339	my $qcode = $code;
3154	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3155	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
3156		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
3157	local $_;	3346	local $_;
3158	local @safe::cf::_safe_eval_args = values %vars;
3159		3347
3160	my $eval =	3348	my $eval =
3161	"do {\n"	3349	"do {\n"
3162	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3163	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
3164	. $code	3352	. $code
3165	. "\n}"	3353	. "\n}"
3166	;	3354	;
3167		3355
		3356	if ($CFG{safe_eval}) {
3168	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
3169	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3170	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
3171		3365
3172	if ($@) {	3366	if ($@) {
3173	warn "$@";	3367	warn "$@",
3174	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
3175	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
3176	}	3370	}
3177		3371
3178	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
3179	}	3373	}
3180		3374
…		…
3194	=cut	3388	=cut
3195		3389
3196	sub register_script_function {	3390	sub register_script_function {
3197	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
3198		3392
3199	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
3200	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
3201	}	3395	}
3202		3396
3203	=back	3397	=back
3204		3398
3205	=cut	3399	=cut
…		…
3214	# for this (global event?)	3408	# for this (global event?)
3215	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3216		3410
3217	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3218		3412
3219	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3220		3414
3221	my $facedata;
3222	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3223	or die "$path: $!";	3416	or die "$path: $!";
3224		3417
3225	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3226		3419
3227	$facedata->{version} == 2	3420	$facedata->{version} == 2
3228	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3229		3422
3230	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3231	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3232	type => FT_RSRC,	3426	type => FT_RSRC,
3233	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3234	};	3429	};
3235	cf::cede_to_tick;	3430	cf::cede_to_tick;
3236		3431
3237	{	3432	{
3238	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
…		…
3240	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3242		3437
3243	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3244	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3247		3442
3248	cf::cede_to_tick;	3443	cf::cede_to_tick;
3249	}	3444	}
3250		3445
3251	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
…		…
3256		3451
3257	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3258	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3260	} else {	3455	} else {
3261	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3262	}	3457	}
3263		3458
3264	cf::cede_to_tick;	3459	cf::cede_to_tick;
3265	}	3460	}
3266	}	3461	}
…		…
3275		3470
3276	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3277	}	3472	}
3278		3473
3279	{	3474	{
3280	# TODO: for gcfclient pleasure, we should give resources
3281	# that gcfclient doesn't grok a >10000 face index.
3282	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3283		3476
3284	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
3285	if (defined $info->{type}) {	3478	if (defined $info->{type}) {
3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3287	my $data;
3288		3480
3289	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3290	# prepend meta info
3291
3292	my $meta = $enc->encode ({
3293	name => $name,
3294	%{ $info->{meta} || {} },
3295	});
3296
3297	$data = pack "(w/a*)*", $meta, $info->{data};
3298	} else {
3299	$data = $info->{data};
3300	}
3301
3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3303	cf::face::set_type $idx, $info->{type};	3482	cf::face::set_type $idx, $info->{type};
3304	} else {	3483	} else {
3305	$RESOURCE{$name} = $info;	3484	$RESOURCE{$name} = $info; # unused
3306	}	3485	}
3307		3486
3308	cf::cede_to_tick;	3487	cf::cede_to_tick;
3309	}	3488	}
3310	}	3489	}
3311		3490
3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3313		3492
3314	1	3493	1
3315	}	3494	}
3316
3317	cf::global->attach (on_resource_update => sub {
3318	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3319	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3320
3321	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3322	my $sound = $soundconf->{compat}[$_]
3323	or next;
3324
3325	my $face = cf::face::find "sound/$sound->[1]";
3326	cf::sound::set $sound->[0] => $face;
3327	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3328	}
3329
3330	while (my ($k, $v) = each %{$soundconf->{event}}) {
3331	my $face = cf::face::find "sound/$v";
3332	cf::sound::set $k => $face;
3333	}
3334	}
3335	});
3336		3495
3337	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
3338	my ($ns, $want) = @_;	3497	my ($ns, $want) = @_;
3339		3498
3340	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
…		…
3379	sub reload_treasures {	3538	sub reload_treasures {
3380	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3381	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3382	}	3541	}
3383		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3384	sub reload_resources {	3566	sub reload_resources {
3385	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3386		3568
		3569	reload_exp_table;
		3570	reload_materials;
3387	reload_facedata;	3571	reload_facedata;
		3572	reload_sound;
3388	reload_archetypes;	3573	reload_archetypes;
3389	reload_regions;	3574	reload_regions;
3390	reload_treasures;	3575	reload_treasures;
3391		3576
3392	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3393	}
3394
3395	sub init {
3396	my $guard = freeze_mainloop;
3397
3398	reload_resources;
3399	}	3578	}
3400		3579
3401	sub reload_config {	3580	sub reload_config {
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3403	or return;
3404		3582
3405	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3406	*CFG = YAML::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3407		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3409		3590
3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3412		3593
3413	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3417	};	3598	};
3418	warn $@ if $@;	3599	warn $@ if $@;
3419	}	3600	}
3420	}	3601	}
3421		3602
		3603	sub pidfile() {
		3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3605	or die "$PIDFILE: $!";
		3606	flock $fh, &Fcntl::LOCK_EX
		3607	or die "$PIDFILE: flock: $!";
		3608	$fh
		3609	}
		3610
		3611	# make sure only one server instance is running at any one time
		3612	sub atomic {
		3613	my $fh = pidfile;
		3614
		3615	my $pid = <$fh>;
		3616	kill 9, $pid if $pid > 0;
		3617
		3618	seek $fh, 0, 0;
		3619	print $fh $$;
		3620	}
		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3422	sub main {	3631	sub main {
		3632	cf::init_globals; # initialise logging
		3633
		3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3638
		3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3640
3423	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3424	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3425	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3643	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3426	(async {	3644	(async {
3427	$Coro::current->{desc} = "IDLE BUG HANDLER";	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
3428	EV::loop EV::LOOP_ONESHOT;	3646	EV::loop EV::LOOP_ONESHOT;
3429	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3430	};	3648	};
3431		3649
3432	{	3650	evthread_start IO::AIO::poll_fileno;
3433	my $guard = freeze_mainloop;	3651
		3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
		3661	reload_resources;
3434	reload_config;	3662	reload_config;
3435	db_init;	3663	db_init;
		3664
		3665	cf::init_uuid;
		3666	cf::init_signals;
		3667	cf::init_skills;
		3668
		3669	cf::init_beforeplay;
		3670
		3671	atomic;
		3672
3436	load_extensions;	3673	load_extensions;
3437		3674
3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3675	utime time, time, $RUNTIMEFILE;
3439	evthread_start IO::AIO::poll_fileno;	3676
		3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
		3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3680
		3681	cf::_post_init 0;
3440	}	3682	};
3441		3683
3442	EV::loop;	3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3443	}	3693	}
3444		3694
3445	#############################################################################	3695	#############################################################################
3446	# initialisation and cleanup	3696	# initialisation and cleanup
3447		3697
3448	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3449	BEGIN {	3699	BEGIN {
3450	our %SIGWATCHER = ();	3700	our %SIGWATCHER = ();
3451	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3453	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3454	};	3704	};
3455	}	3705	}
3456	}	3706	}
3457		3707
3458	sub write_runtime_sync {	3708	sub write_runtime_sync {
3459	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3460		3710
3461	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3462	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3463		3713
3464	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3465		3715
3466	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3467		3717
3468	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3469	or return;	3719	or return;
3470		3720
3471	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3472	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3473	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3483	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3484		3734
3485	close $fh	3735	close $fh
3486	or return;	3736	or return;
3487		3737
3488	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3489	and return;	3739	and return;
3490		3740
3491	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3492		3742
3493	1	3743	1
3494	}	3744	}
3495		3745
3496	our $uuid_lock;	3746	our $uuid_lock;
…		…
3505	my $uuid = "$LOCALDIR/uuid";	3755	my $uuid = "$LOCALDIR/uuid";
3506		3756
3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3757	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3508	or return;	3758	or return;
3509		3759
3510	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3760	my $value = uuid_seq uuid_cur;
		3761
		3762	unless ($value) {
		3763	info "cowardly refusing to write zero uuid value!\n";
		3764	return;
		3765	}
		3766
		3767	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	3768	$uuid_skip = 0;
3512		3769
3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3770	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3514	and return;	3771	and return;
3515		3772
…		…
3521	or return;	3778	or return;
3522		3779
3523	aio_rename "$uuid~", $uuid	3780	aio_rename "$uuid~", $uuid
3524	and return;	3781	and return;
3525		3782
3526	warn "uuid file written ($value).\n";	3783	trace "uuid file written ($value).\n";
3527		3784
3528	1	3785	1
3529		3786
3530	}	3787	}
3531		3788
…		…
3537	}	3794	}
3538		3795
3539	sub emergency_save() {	3796	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3541		3798
3542	warn "enter emergency perl save\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3543		3805
3544	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3545	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3546	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3547	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3548	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3549	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3550	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3551	$pl->valid or next;	3815	$pl->valid or next;
3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3553	$pl->save;	3817	$pl->save;
3554	}	3818	}
3555	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3556		3820
3557	warn "begin emergency map save\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin map save\n";
3558	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3559	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3560	$map->valid or next;	3826	$map->valid or next;
3561	$map->save;	3827	$map->save;
3562	}	3828	}
3563	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3564		3830
3565	warn "begin emergency database checkpoint\n";	3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	info "emergency_perl_save: begin database checkpoint\n";
3566	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3567	warn "end emergency database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
3568		3836
3569	warn "begin write uuid\n";	3837	info "emergency_perl_save: begin write uuid\n";
3570	write_uuid_sync 1;	3838	write_uuid_sync 1;
3571	warn "end write uuid\n";	3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3572	};	3859	};
3573		3860
3574	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3575	}	3862	}
3576		3863
3577	sub post_cleanup {	3864	sub post_cleanup {
3578	my ($make_core) = @_;	3865	my ($make_core) = @_;
3579		3866
		3867	IO::AIO::flush;
		3868
3580	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3581	if $make_core;	3870	if $make_core;
		3871
		3872	my $fh = pidfile;
		3873	unlink $PIDFILE if <$fh> == $$;
		3874	}
		3875
		3876	# a safer delete_package, copied from Symbol
		3877	sub clear_package($) {
		3878	my $pkg = shift;
		3879
		3880	# expand to full symbol table name if needed
		3881	unless ($pkg =~ /^main::.*::$/) {
		3882	$pkg = "main$pkg" if $pkg =~ /^::/;
		3883	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3884	$pkg .= '::' unless $pkg =~ /::$/;
		3885	}
		3886
		3887	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3888	my $stem_symtab = *{$stem}{HASH};
		3889
		3890	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3891	or return;
		3892
		3893	# clear all symbols
		3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3895	for my $name (keys %$leaf_symtab) {
		3896	_gv_clear *{"$pkg$name"};
		3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3898	}
3582	}	3899	}
3583		3900
3584	sub do_reload_perl() {	3901	sub do_reload_perl() {
3585	# can/must only be called in main	3902	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3587	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3588	return;	3905	return;
3589	}	3906	}
3590		3907
3591	warn "reloading...";	3908	return if $RELOAD++;
3592		3909
3593	warn "entering sync_job";	3910	my $t1 = AE::time;
3594		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3595	cf::sync_job {	3918	cf::sync_job {
3596	cf::write_runtime_sync; # external watchdog should not bark
3597	cf::emergency_save;	3919	#cf::emergency_save;
3598	cf::write_runtime_sync; # external watchdog should not bark
3599		3920
3600	warn "syncing database to disk";
3601	BDB::db_env_txn_checkpoint $DB_ENV;
3602
3603	# if anything goes wrong in here, we should simply crash as we already saved
3604
3605	warn "flushing outstanding aio requests";
3606	for (;;) {
3607	BDB::flush;
3608	IO::AIO::flush;
3609	Coro::cede_notself;
3610	last unless IO::AIO::nreqs || BDB::nreqs;
3611	warn "iterate...";
3612	}
3613
3614	++$RELOAD;
3615
3616	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3617	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3618	%EXT_CORO = ();	3923	%EXT_CORO = ();
3619		3924
3620	warn "removing commands";	3925	trace "perl_reload: removing commands";
3621	%COMMAND = ();	3926	%COMMAND = ();
3622		3927
3623	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3624	%EXTCMD = ();	3929	%EXTCMD = ();
3625	%EXTICMD = ();	3930	%EXTICMD = ();
3626		3931
3627	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3628	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3629	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3630		3935
3631	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3632	eval {	3937	eval {
3633	$cb->($pkg);	3938	$cb->($pkg);
3634	1	3939	1
3635	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
		3941	}
		3942
		3943	trace "... clearing $pkg";
		3944	clear_package $pkg;
3636	}	3945	}
3637		3946
3638	warn "... nuking $pkg";
3639	Symbol::delete_package $pkg;
3640	}
3641
3642	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3643	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3644	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3645		3950
3646	warn "... unloading $k";	3951	trace "... unloading $k";
3647	delete $INC{$k};	3952	delete $INC{$k};
3648		3953
3649	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3650	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3651		3956
3652	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3653	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3654	}	3962	}
3655		3963
3656	Symbol::delete_package $k;
3657	}
3658
3659	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3660	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3661	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3662		3967
3663	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3664	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3665	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3666		3971
3667	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3668	# and global variables created in xs	3973	# and global variables created in xs
3669	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3670		3975
3671	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3672		3977
3673	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3674	require cf;	3979	require cf;
3675	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3676		3981
3677	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3678	cf::reload_config;	3983	cf::reload_config;
3679		3984
3680	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3681	cf::load_extensions;	3986	cf::load_extensions;
3682		3987
		3988	if ($REATTACH_ON_RELOAD) {
3683	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3684	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3685	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3686	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3687	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3688	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3689		3996
3690	warn "leaving sync_job";	3997	cf::_post_init 1;
3691		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3692	1	4001	1
3693	} or do {	4002	} or do {
3694	warn $@;	4003	error $@;
3695	cf::cleanup "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
		4005	};
		4006
		4007	--$RELOAD;
3696	};	4008	}
3697		4009
3698	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3699	};	4012	};
3700		4013
3701	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3702		4015
3703	sub reload_perl() {	4016	sub reload_perl() {
3704	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3705	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3706		4019
		4020	$RELOAD_WATCHER ||= cf::async {
		4021	Coro::AIO::aio_wait cache_extensions;
		4022
3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3708	do_reload_perl;	4024	do_reload_perl;
3709	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
		4026	};
3710	};	4027	};
3711	}	4028	}
3712		4029
3713	register_command "reload" => sub {	4030	register_command "reload" => sub {
3714	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
…		…
3720	reload_perl;	4037	reload_perl;
3721	};	4038	};
3722	}	4039	}
3723	};	4040	};
3724		4041
3725	unshift @INC, $LIBDIR;	4042	#############################################################################
3726		4043
3727	my $bug_warning = 0;	4044	my $bug_warning = 0;
3728		4045
3729	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3730	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3731		4048
3732	sub wait_for_tick {	4049	sub wait_for_tick() {
3733	return if tick_inhibit || $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3734		4051
3735	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3736	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3737	$signal->wait;	4054	$signal->wait;
3738	}	4055	}
3739		4056
3740	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3741	return if tick_inhibit || $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3742		4059
3743	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3744	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3745	$signal->wait;	4062	$signal->wait;
3746	}	4063	}
…		…
3752	return;	4069	return;
3753	}	4070	}
3754		4071
3755	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3756		4073
		4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4075
3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3759	Coro::async_pool {	4078	Coro::async_pool {
3760	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3761	write_runtime_sync	4080	write_runtime_sync
3762	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3763	};	4082	};
3764	}	4083	}
3765		4084
3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3767	$sig->send;	4086	$sig->send;
…		…
3775		4094
3776	if (0) {	4095	if (0) {
3777	if ($NEXT_TICK) {	4096	if ($NEXT_TICK) {
3778	my $jitter = $TICK_START - $NEXT_TICK;	4097	my $jitter = $TICK_START - $NEXT_TICK;
3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3780	warn "jitter $JITTER\n";#d#	4099	debug "jitter $JITTER\n";#d#
3781	}	4100	}
3782	}	4101	}
3783	}	4102	}
3784		4103
3785	{	4104	{
3786	# configure BDB	4105	# configure BDB
3787		4106
3788	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3789	BDB::max_poll_reqs $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3790	$Coro::BDB::WATCHER->priority (1);	4109	$AnyEvent::BDB::WATCHER->priority (1);
3791		4110
3792	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3793	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3795	| BDB::LOG_AUTOREMOVE, 1);	4114	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4115	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3798		4118
3799	cf::sync_job {	4119	cf::sync_job {
3800	eval {	4120	eval {
…		…
3826	{	4146	{
3827	# configure IO::AIO	4147	# configure IO::AIO
3828		4148
3829	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3831	$Coro::AIO::WATCHER->priority (1);	4151	undef $AnyEvent::AIO::WATCHER;
3832	}	4152	}
3833		4153
3834	my $_log_backtrace;	4154	our $_log_backtrace;
		4155	our $_log_backtrace_last;
3835		4156
3836	sub _log_backtrace {	4157	sub _log_backtrace {
3837	my ($msg, @addr) = @_;	4158	my ($msg, @addr) = @_;
3838		4159
3839	$msg =~ s/\n//;	4160	$msg =~ s/\n$//;
3840		4161
		4162	if ($_log_backtrace_last eq $msg) {
		4163	LOG llevInfo, "[ABT] $msg\n";
		4164	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3841	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4166	} elsif ($_log_backtrace < 2) {
		4167	$_log_backtrace_last = $msg;
3843	++$_log_backtrace;	4168	++$_log_backtrace;
		4169	my $perl_bt = Carp::longmess $msg;
3844	async {	4170	async {
3845	$Coro::current->{desc} = "abt $msg";	4171	$Coro::current->{desc} = "abt $msg";
3846		4172
3847	my @bt = fork_call {	4173	my @bt = fork_call {
3848	@addr = map { sprintf "%x", $_ } @addr;	4174	@addr = map { sprintf "%x", $_ } @addr;
…		…
3859	}	4185	}
3860		4186
3861	@funcs	4187	@funcs
3862	};	4188	};
3863		4189
3864	LOG llevInfo, "[ABT] $msg\n";	4190	LOG llevInfo, "[ABT] $perl_bt\n";
		4191	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3865	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3866	--$_log_backtrace;	4193	--$_log_backtrace;
3867	};	4194	};
3868	} else {	4195	} else {
3869	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3870	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3871	}	4198	}
3872	}	4199	}
3873		4200
3874	# load additional modules	4201	# load additional modules
3875	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3876		4204
3877	END { cf::emergency_save }	4205	END { cf::emergency_save }
3878		4206
3879	1	4207	1
3880		4208

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