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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	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;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		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;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	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::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	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
169	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
170	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.
171		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
172	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
173		247
174	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
175	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
176	that call.	250	that call.
177		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
178	=back	258	=back
179		259
180	=cut	260	=cut
181		261
182	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	269	my $msg = join "", @_;
185		270
186	$msg .= "\n"	271	$msg .= "\n"
187	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
188		273
189	$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;
190		275
191	utf8::encode $msg;
192	LOG llevError, $msg;	276	LOG llevWarn, $msg;
193	};	277	};
194	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
195		292
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	303	for my $pkg (qw(
207	cf::global cf::attachable	304	cf::global cf::attachable
208	cf::object cf::object::player	305	cf::object cf::object::player
209	cf::client cf::player	306	cf::client cf::player
210	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
211	cf::map cf::party cf::region	309	cf::party cf::region
212	)) {	310	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	312	}
216		313
217	$Event::DIED = sub {	314	$EV::DIED = sub {
218	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
219	};	316	};
220		317
221	#############################################################################	318	#############################################################################
222		319
223	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	343	$d
247	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
248	}	345	}
249		346
250	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
251		348
252	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
253		350
254	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
255		352
256	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
257		354
258	=cut	355	=cut
259		356
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		358
262	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
264		404
265	=item cf::lock_wait $string	405	=item cf::lock_wait $string
266		406
267	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
268		408
269	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
270		410
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
274	returned.	414	returned.
275		415
		416	Locks are *not* recursive, locking from the same coro twice results in a
		417	deadlocked coro.
		418
276	Lock names should begin with a unique identifier (for example, cf::map::find	419	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	420	uses map_find and cf::map::load uses map_load).
278		421
279	=item $locked = cf::lock_active $string	422	=item $locked = cf::lock_active $string
280		423
281	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.
282		425
283	=cut	426	=cut
284		427
285	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
286		429
287	sub lock_wait($) {	430	sub lock_wait($) {
288	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	432	}
296		433
297	sub lock_acquire($) {	434	sub lock_acquire($) {
298	my ($key) = @_;	435	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	436	}
310		437
311	sub lock_active($) {	438	sub lock_active($) {
312	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	440	}
316		441
317	sub freeze_mainloop {	442	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
319		444
320	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	446	}
		447
		448	=item cf::periodic $interval, $cb
		449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
		461	}
		462
		463	=item cf::get_slot $time[, $priority[, $name]]
		464
		465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		466	This call blocks and returns only when you have at least C<$time> seconds
		467	of cpu time till the next tick. The slot is only valid till the next cede.
		468
		469	The optional C<$name> can be used to identify the job to run. It might be
		470	used for statistical purposes and should identify the same time-class.
		471
		472	Useful for short background jobs.
		473
		474	=cut
		475
		476	our @SLOT_QUEUE;
		477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
		479
		480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
		484	my $signal = new Coro::Signal;
		485	my $busy;
		486
		487	while () {
		488	next_job:
		489
		490	my $avail = cf::till_tick;
		491
		492	for (0 .. $#SLOT_QUEUE) {
		493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
		495	my $job = splice @SLOT_QUEUE, $_, 1, ();
		496	$job->[2]->send;
		497	Coro::cede;
		498	goto next_job;
		499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		501	}
		502	}
		503
		504	if (@SLOT_QUEUE) {
		505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		506	push @cf::WAIT_FOR_TICK, $signal;
		507	$signal->wait;
		508	} else {
		509	$busy = 0;
		510	Coro::schedule;
		511	}
322	};	512	}
323	$TICK_WATCHER->stop;	513	};
324	$guard	514
		515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
		518	my ($time, $pri, $name) = @_;
		519
		520	$time = clamp $time, 0.01, $TICK * .6;
		521
		522	my $sig = new Coro::Signal;
		523
		524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		526	$SLOT_QUEUE->ready;
		527	$sig->wait;
325	}	528	}
326		529
327	=item cf::async { BLOCK }	530	=item cf::async { BLOCK }
328		531
329	Currently the same as Coro::async_pool, meaning you cannot use	532	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		537
335	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
336		539
337	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
338		541
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	545	acceptable.
343		546
344	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	552	=cut
350		553
351	sub sync_job(&) {	554	sub sync_job(&) {
352	my ($job) = @_;	555	my ($job) = @_;
353		556
354	if ($Coro::current == $Coro::main) {	557	if (in_main) {
355	my $time = Event::time;	558	my $time = AE::time;
356		559
357	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
359		562
360	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	564
362	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
363		566
364	my $busy = 1;	567	my $busy = 1;
365	my @res;	568	my @res;
366		569
367	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	572	@res = eval { $job->() };
369	warn $@ if $@;	573	error $@ if $@;
370	undef $busy;	574	undef $busy;
371	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
372		576
373	while ($busy) {	577	while ($busy) {
374	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
375	}	582	}
		583	}
376		584
377	$time = Event::time - $time;	585	my $time = AE::time - $time;
378		586
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
383		588
384	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
385	} else {	590	} else {
386	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
387		592
…		…
407	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
408		613
409	$coro	614	$coro
410	}	615	}
411		616
412	=item fork_call { }, $args	617	=item fork_call { }, @args
413		618
414	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
415	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
418		623
419	=cut	624	=cut
420		625
421	sub _store_scalar {	626	sub post_fork {
422	open my $fh, ">", \my $buf	627	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	628	}
429		629
430	sub fork_call(&@) {	630	sub fork_call(&@) {
431	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
432		632
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	633	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	634	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	635	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		636
438	if (my $pid = fork) {	637	my @res = Coro::Util::fork_eval {
439	close $fh2;	638	cf::post_fork;
		639	&$cb
		640	} @args;
440		641
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	642	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	643	}
443	$res = Coro::Storable::thaw $res;
444		644
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	645	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
472	}	681	}
473		682
474	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
475		684
476	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
479		688
480	Stores the given C<$value> in the family. It can currently store binary	689	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	690	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		691
		692	=item $db = cf::db_table "name"
		693
		694	Create and/or open a new database table. The string must not be "db" and must be unique
		695	within each server.
		696
483	=cut	697	=cut
		698
		699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
		703	my ($name) = @_;
		704	my $db = BDB::db_create $DB_ENV;
		705
		706	eval {
		707	$db->set_flags (BDB::CHKSUM);
		708
		709	utf8::encode $name;
		710	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		711	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		712	cf::cleanup "db_open(db): $!" if $!;
		713	};
		714	cf::cleanup "db_open(db): $@" if $@;
		715
		716	$db
		717	}
484		718
485	our $DB;	719	our $DB;
486		720
487	sub db_init {	721	sub db_init {
488	unless ($DB) {	722	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	723	}
503		724
504	sub db_get($$) {	725	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
506		727
507	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
508	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
509		732
510	$! ? ()	733	$! ? ()
511	: $data	734	: $data
512	}
513	}	735	}
514		736
515	sub db_put($$$) {	737	sub db_put($$$) {
516	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
556	if (1) {	778	if (1) {
557	$md5 =	779	$md5 =
558	join "\x00",	780	join "\x00",
559	$processversion,	781	$processversion,
560	map {	782	map {
561	Coro::cede;	783	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	784	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	785	} 0.. $#$src;
564		786
565		787
566	my $dbmd5 = db_get cache => "$id/md5";	788	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		795
574	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	797	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
577		799
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		801
580	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
583		805
…		…
593		815
594	=cut	816	=cut
595		817
596	sub datalog($@) {	818	sub datalog($@) {
597	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	821	}
600		822
601	=back	823	=back
602		824
603	=cut	825	=cut
604		826
605	#############################################################################	827	#############################################################################
606		828
607	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
608		830
609	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
610	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")
611	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
612		834
613	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>
614	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
615	Crossfire TRT).	837	Deliantra).
616		838
617	=over 4	839	=over 4
618		840
619	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
620		842
…		…
664	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
665		887
666	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
667	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
668		890
669	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		893
672	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
673		895
674	=over 4	896	=over 4
…		…
798		1020
799	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1023
802	} elsif (ref $type) {	1024	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
804		1026
805	} else {	1027	} else {
806	shift @arg;	1028	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
808	}	1030	}
809	}	1031	}
810	}	1032	}
811		1033
812	sub _object_attach {	1034	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
823	}	1045	}
824		1046
825	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
826	} else {	1048	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1050	}
829		1051
830	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
831	}	1053	}
832		1054
…		…
891		1113
892	for (@$callbacks) {	1114	for (@$callbacks) {
893	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
894		1116
895	if ($@) {	1117	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1119	override;
899	}	1120	}
900		1121
901	return 1 if $override;	1122	return 1 if $override;
902	}	1123	}
903		1124
904	0	1125	0
905	}	1126	}
906		1127
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1129
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1131
911	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
912		1133
…		…
919	=cut	1140	=cut
920		1141
921	#############################################################################	1142	#############################################################################
922	# object support	1143	# object support
923		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
		1178	sub _can_merge {
		1179	my ($ob1, $ob2) = @_;
		1180
		1181	++$SLOW_MERGES;#d#
		1182
		1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
		1185	}
		1186
924	sub reattach {	1187	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1189	my ($obj) = @_;
927		1190
		1191	# no longer needed after getting rid of delete_package?
928	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
929		1193
930	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
931		1195
932	@$registry = ();	1196	@$registry = ();
933		1197
…		…
938	for (@$attach) {	1202	for (@$attach) {
939	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
940	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
941	}	1205	}
942	} else {	1206	} else {
943	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
944	}	1208	}
945	}	1209	}
946	}	1210	}
947		1211
948	cf::attachable->attach (	1212	cf::attachable->attach (
949	prio => -1000000,	1213	prio => -1000000,
950	on_instantiate => sub {	1214	on_instantiate => sub {
951	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
952		1216
953	$data = from_json $data;	1217	$data = decode_json $data;
954		1218
955	for (@$data) {	1219	for (@$data) {
956	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
957		1221
958	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1238	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
976		1240
977	sync_job {	1241	sync_job {
978	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
981		1247
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	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	}
986	close $fh;	1255	aio_close $fh;
987		1256
988	if (@$objs) {	1257	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
993	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	}
994	close $fh;	1266	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
996	}	1268	}
997	} else {	1269	} else {
998	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
999	}	1271	}
1000		1272
1001	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1277	} else {
1003	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1004	}	1279	}
1005	} else {	1280	} else {
1006	aio_unlink $filename;	1281	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1008	}	1283	}
1009	}	1284	};
1010	}	1285	}
1011		1286
1012	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1014		1289
…		…
1026	or return;	1301	or return;
1027		1302
1028	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1305	or return;
		1306
1031	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1032	}	1309	}
1033		1310
		1311	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
		1315
1036	return ($data, $av);	1316	($data, $av)
1037	}	1317	}
1038		1318
1039	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
1040		1320
1041	=over 4	1321	=over 4
…		…
1095	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1096		1376
1097	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1098	}	1378	}
1099		1379
		1380	use File::Glob ();
		1381
1100	cf::player->attach (	1382	cf::player->attach (
1101	on_command => sub {	1383	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1103		1385
1104	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1105	or return;	1387	or return;
1106		1388
…		…
1114	my ($pl, $buf) = @_;	1396	my ($pl, $buf) = @_;
1115		1397
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1398	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1399
1118	if (ref $msg) {	1400	if (ref $msg) {
		1401	my ($type, $reply, @payload) =
		1402	"ARRAY" eq ref $msg
		1403	? @$msg
		1404	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1405
		1406	my @reply;
		1407
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1408	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1409	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1410	}
		1411
		1412	$pl->ext_reply ($reply, @reply)
		1413	if $reply;
		1414
1124	} else {	1415	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1417	}
1127		1418
1128	cf::override;	1419	cf::override;
1129	},	1420	},
1130	);	1421	);
1131		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
1132	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1133	cf::sync_job {	1439	cf::sync_job {
1134	my %todo;	1440	my %todo;
1135		1441
1136	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1137	next unless -r $path;	1443	next unless -r $path;
…		…
1155		1461
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1464
1159	$ext{source} =	1465	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1161	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1162	. $source	1468	. $source
1163	. "\n};\n1";	1469	. "\n};\n1";
1164		1470
1165	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1166	}	1472	}
1167		1473
		1474	my $pass = 0;
1168	my %done;	1475	my %done;
1169	while (%todo) {	1476	while (%todo) {
1170	my $progress;	1477	my $progress;
1171		1478
		1479	++$pass;
		1480
		1481	ext:
1172	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1484	next ext
1175	unless exists $done{$_};	1485	unless exists $done{$_};
1176	}	1486	}
1177		1487
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1489
1180	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1185	warn $msg;	1497
1186	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1499	delete $todo{$k};
1188	}	1500	} else {
1189		1501	$done{$k} = delete $todo{$k};
1190	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1191	}	1507	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1508	}
1197		1509
1198	skip:	1510	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	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	}
1201	}	1518	}
1202	};	1519	};
1203	}	1520	}
1204		1521
1205	#############################################################################	1522	#############################################################################
1206		1523
1207	=back	1524	=back
1208		1525
1209	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1210		1527
1211	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1212		1529
1213	=cut	1530	=cut
1214		1531
1215	package cf::player;	1532	package cf::player;
1216		1533
1217	use Coro::AIO;	1534	use Coro::AIO;
1218		1535
1219	=head3 cf::player	1536	=head3 cf::player
1220		1537
1221	=over 4	1538	=over 4
		1539
		1540	=item cf::player::num_playing
		1541
		1542	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1543
		1544	=cut
		1545
		1546	sub num_playing {
		1547	scalar grep
		1548	$_->ob->map
		1549	&& !$_->hidden
		1550	&& !$_->ob->flag (cf::FLAG_WIZ),
		1551	cf::player::list
		1552	}
1222		1553
1223	=item cf::player::find $login	1554	=item cf::player::find $login
1224		1555
1225	Returns the given player object, loading it if necessary (might block).	1556	Returns the given player object, loading it if necessary (might block).
1226		1557
…		…
1245		1576
1246	sub exists($) {	1577	sub exists($) {
1247	my ($login) = @_;	1578	my ($login) = @_;
1248		1579
1249	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1251	}	1582	}
1252		1583
1253	sub find($) {	1584	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1586	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1593	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1594	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1595	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1597
1267	my $pl = load_pl path $login	1598	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1599	or return;
		1600
		1601	my $pl = cf::player::load_pl $f
		1602	or return;
		1603
		1604	local $cf::PLAYER_LOADING{$login} = $pl;
		1605	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1270	}	1607	}
1271	}	1608	}
1272	}	1609	}
		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	);
1273		1623
1274	sub save($) {	1624	sub save($) {
1275	my ($pl) = @_;	1625	my ($pl) = @_;
1276		1626
1277	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1283		1633
1284	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1286		1636
		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];
		1641
1287	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1288	Coro::cede;	1643	cf::cede_to_tick;
1289	}	1644	}
1290		1645
1291	sub new($) {	1646	sub new($) {
1292	my ($login) = @_;	1647	my ($login) = @_;
1293		1648
…		…
1299	$cf::PLAYER{$login} = $self;	1654	$cf::PLAYER{$login} = $self;
1300		1655
1301	$self	1656	$self
1302	}	1657	}
1303		1658
		1659	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1660
		1661	=cut
		1662
		1663	sub send_msg {
		1664	my $ns = shift->ns
		1665	or return;
		1666	$ns->send_msg (@_);
		1667	}
		1668
1304	=item $pl->quit_character	1669	=item $pl->quit_character
1305		1670
1306	Nukes the player without looking back. If logged in, the connection will	1671	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1672	be destroyed. May block for a long time.
1308		1673
…		…
1312	my ($pl) = @_;	1677	my ($pl) = @_;
1313		1678
1314	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1315		1680
1316	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1317	$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
1318		1683
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1320	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1322	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1323		1692
1324	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1326	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1361	or return [];	1730	or return [];
1362		1731
1363	my @logins;	1732	my @logins;
1364		1733
1365	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
		1735	my $path = path $login;
		1736
		1737	# a .pst is a dead give-away for a valid player
		1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1743	}
1369		1744
1370	utf8::decode $login;	1745	utf8::decode $login;
1371	push @logins, $login;	1746	push @logins, $login;
1372	}	1747	}
1373		1748
1374	\@logins	1749	\@logins
1375	}	1750	}
1376		1751
1377	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1378		1755
1379	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1380	player. May block.	1757	player. May block.
1381		1758
1382	=cut	1759	=cut
…		…
1400	}	1777	}
1401		1778
1402	\@paths	1779	\@paths
1403	}	1780	}
1404		1781
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1783
1407	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1408		1785
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1786	=item $player->ext_reply ($msgid, @msg)
1456		1787
1457	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1458		1789
1459	=cut	1790	=cut
1460		1791
1461	sub ext_reply($$%) {	1792	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1793	my ($self, $id, @msg) = @_;
1463		1794
1464	$msg{msgid} = $id;	1795	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1796	}
1467		1797
1468	=item $player->ext_event ($type, %msg)	1798	=item $player->ext_msg ($type, @msg)
1469		1799
1470	Sends an ext event to the client.	1800	Sends an ext event to the client.
1471		1801
1472	=cut	1802	=cut
1473		1803
1474	sub ext_event($$%) {	1804	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1805	my ($self, $type, @msg) = @_;
1476		1806
1477	$self->ns->ext_event ($type, %msg);	1807	$self->ns->ext_msg ($type, @msg);
1478	}	1808	}
1479		1809
1480	=head3 cf::region	1810	=head3 cf::region
1481		1811
1482	=over 4	1812	=over 4
…		…
1491		1821
1492	=cut	1822	=cut
1493		1823
1494	sub find_by_path($) {	1824	sub find_by_path($) {
1495	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1496		1828
1497	my ($match, $specificity);	1829	my ($match, $specificity);
1498		1830
1499	for my $region (list) {	1831	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1528		1860
1529	sub generate_random_map {	1861	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1531	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1532	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1540	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1541	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1542	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1543	(cf::region::find $rmp->{region}), $rmp->{custom}
1544	)
1545	}	1867	}
1546		1868
1547	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1548		1870
1549	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1554		1876
1555	sub register {	1877	sub register {
1556	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1557	my $pkg = caller;	1879	my $pkg = caller;
1558		1880
1559	no strict;
1560	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1561		1882
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	1884	}
1564		1885
1565	# also paths starting with '/'	1886	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		1888
1568	sub thawer_merge {	1889	sub thawer_merge {
1569	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1570		1891
1571	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1576	}	1897	}
1577		1898
1578	sub normalise {	1899	sub normalise {
1579	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1580		1901
1581	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1582		1903
1583	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1584		1905
1585	# map plan:	1906	# map plan:
1586	#	1907	#
…		…
1601	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1602	$path = "$base/$path";	1923	$path = "$base/$path";
1603	}	1924	}
1604		1925
1605	for ($path) {	1926	for ($path) {
1606	redo if s{//}{/};
1607	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1608	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1609	}	1929	}
1610		1930
1611	$path	1931	$path
…		…
1625	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1626	return $self;	1946	return $self;
1627	}	1947	}
1628	}	1948	}
1629		1949
1630	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1631	()	1951	()
1632	}	1952	}
1633		1953
1634	sub init {	1954	sub init {
1635	my ($self) = @_;	1955	my ($self) = @_;
…		…
1657		1977
1658	# the temporary/swap location	1978	# the temporary/swap location
1659	sub save_path {	1979	sub save_path {
1660	my ($self) = @_;	1980	my ($self) = @_;
1661		1981
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1664	}	1984	}
1665		1985
1666	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1667	sub uniq_path {	1987	sub uniq_path {
1668	my ($self) = @_;	1988	my ($self) = @_;
1669		1989
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1992	}
1682		1993
1683	sub decay_objects {	1994	sub decay_objects {
1684	my ($self) = @_;	1995	my ($self) = @_;
1685		1996
…		…
1698		2009
1699	sub load_header_from($) {	2010	sub load_header_from($) {
1700	my ($self, $path) = @_;	2011	my ($self, $path) = @_;
1701		2012
1702	utf8::encode $path;	2013	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	2014	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	2015	or return;
		2016
		2017	$self->_load_header ($f)
		2018	or return;
		2019
		2020	local $MAP_LOADING{$self->{path}} = $self;
		2021	$f->resolve_delayed_derefs;
1708		2022
1709	$self->{load_path} = $path;	2023	$self->{load_path} = $path;
1710		2024
1711	1	2025	1
1712	}	2026	}
…		…
1764		2078
1765	sub find;	2079	sub find;
1766	sub find {	2080	sub find {
1767	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1768		2082
		2083	cf::cede_to_tick;
		2084
1769	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1770		2086
		2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2089
1773	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1776	or return;	2092	or return;
1777		2093
1778	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1779		2095
…		…
1781	or return;	2097	or return;
1782		2098
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
		2103	undef $guard1;
1786	$map->reset;	2104	$map->reset;
1787	undef $guard;
1788	return find $path;	2105	return find $path;
1789	}	2106	}
1790		2107
1791	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1792	}	2109	}
1793	}	2110	}
1794		2111
1795	sub pre_load { }	2112	sub pre_load { }
1796	sub post_load { }	2113	#sub post_load { } # XS
1797		2114
1798	sub load {	2115	sub load {
1799	my ($self) = @_;	2116	my ($self) = @_;
1800		2117
1801	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
1802		2119
1803	my $path = $self->{path};	2120	my $path = $self->{path};
1804		2121
1805	{	2122	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2123	my $guard = cf::lock_acquire "map_data:$path";
1807		2124
		2125	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2126	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2127
1810	$self->in_memory (cf::MAP_LOADING);	2128	$self->in_memory (cf::MAP_LOADING);
1811		2129
1812	$self->alloc;	2130	$self->alloc;
1813		2131
1814	$self->pre_load;	2132	$self->pre_load;
1815	Coro::cede;	2133	cf::cede_to_tick;
1816		2134
		2135	my $f = new_from_file cf::object::thawer $self->{load_path};
		2136	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2137	$self->_load_objects ($f)
1818	or return;	2138	or return;
1819		2139
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1821	if delete $self->{load_original};	2141	if delete $self->{load_original};
1822		2142
1823	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2144	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2145	unless (aio_stat $uniq) {
		2146	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2147	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2148	$self->_load_objects ($f);
		2149	$f->resolve_delayed_derefs;
		2150	}
1828	}	2151	}
1829	}	2152	}
1830		2153
1831	Coro::cede;	2154	$f->resolve_delayed_derefs;
		2155
		2156	cf::cede_to_tick;
1832	# now do the right thing for maps	2157	# now do the right thing for maps
1833	$self->link_multipart_objects;	2158	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2159	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2160	unless $self->difficulty;
1836	Coro::cede;	2161	cf::cede_to_tick;
1837		2162
1838	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2164	$self->decay_objects;
1840	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1841	$self->update_buttons;	2166	$self->update_buttons;
1842	Coro::cede;	2167	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2168	$self->activate;
1846	}	2169	}
1847		2170
		2171	$self->{last_save} = $cf::RUNTIME;
		2172	$self->last_access ($cf::RUNTIME);
		2173
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2175	}
1850		2176
1851	$self->post_load;	2177	$self->post_load;
1852	}
1853		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2185	sub customise_for {
1855	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1856		2187
1857	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2189	if $self->per_player;
…		…
1862		2193
1863	$self	2194	$self
1864	}	2195	}
1865		2196
1866	# find and load all maps in the 3x3 area around a map	2197	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2198	sub load_neighbours {
1868	my ($map) = @_;	2199	my ($map) = @_;
1869		2200
1870	my @diag; # diagonal neighbours	2201	my @neigh; # diagonal neighbours
1871		2202
1872	for (0 .. 3) {	2203	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2204	my $neigh = $map->tile_path ($_)
1874	or next;	2205	or next;
1875	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
1876	or next;	2207	or next;
1877	$neigh->load;	2208	$neigh->load;
1878		2209
		2210	# now find the diagonal neighbours
		2211	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2214	}
1882		2215
1883	for (@diag) {	2216	for (grep defined $_->[0], @neigh) {
		2217	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2218	my $neigh = find $path, $origin
1885	or next;	2219	or next;
1886	$neigh->load;	2220	$neigh->load;
1887	}	2221	}
1888	}	2222	}
1889		2223
1890	sub find_sync {	2224	sub find_sync {
1891	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
1892		2226
1893	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
1894	}	2231	}
1895		2232
1896	sub do_load_sync {	2233	sub do_load_sync {
1897	my ($map) = @_;	2234	my ($map) = @_;
1898		2235
1899	cf::sync_job { $map->load };	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2237	if $Coro::current == $Coro::main;
		2238
		2239	$map->load;
1900	}	2240	}
1901		2241
1902	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
1904		2244
1905	sub find_async {	2245	sub find_async {
1906	my ($path, $origin) = @_;	2246	my ($path, $origin, $load) = @_;
1907		2247
1908	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
1909		2249
1910	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2252	}
1913		2253
1914	undef $MAP_PREFETCH{$path};	2254	$MAP_PREFETCH{$path} |= $load;
		2255
1915	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
		2257	$Coro::current->{desc} = "map prefetcher";
		2258
1916	while (%MAP_PREFETCH) {	2259	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2260	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2261	if (my $map = find $k) {
1919	$map->load;	2262	$map->load if $v;
1920	}	2263	}
1921		2264
1922	delete $MAP_PREFETCH{$path};	2265	delete $MAP_PREFETCH{$k};
1923	}	2266	}
1924	}	2267	}
1925	undef $MAP_PREFETCHER;	2268	undef $MAP_PREFETCHER;
1926	};	2269	};
1927	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
1928		2271
1929	()	2272	()
1930	}	2273	}
1931		2274
		2275	# common code, used by both ->save and ->swapout
1932	sub save {	2276	sub _save {
1933	my ($self) = @_;	2277	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2278
1937	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
1938		2280
1939	return unless $self->dirty;	2281	return unless $self->dirty;
1940		2282
…		…
1946	return if $self->{deny_save};	2288	return if $self->{deny_save};
1947		2289
1948	local $self->{last_access} = $self->last_access;#d#	2290	local $self->{last_access} = $self->last_access;#d#
1949		2291
1950	cf::async {	2292	cf::async {
		2293	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
1952	};	2295	};
		2296
		2297	cf::get_slot 0.02;
1953		2298
1954	if ($uniq) {	2299	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2302	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2304	}
1960	}	2305	}
1961		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
1962	sub swap_out {	2315	sub swap_out {
1963	my ($self) = @_;	2316	my ($self) = @_;
1964		2317
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
1970	return if $self->players;	2322	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
		2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
1974	$self->clear;	2333	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2334	}
1977		2335
1978	sub reset_at {	2336	sub reset_at {
1979	my ($self) = @_;	2337	my ($self) = @_;
1980		2338
…		…
1998		2356
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2358
2001	return if $self->players;	2359	return if $self->players;
2002		2360
2003	warn "resetting map ", $self->path;	2361	cf::trace "resetting map ", $self->path, "\n";
2004		2362
2005	$self->in_memory (cf::MAP_SWAPPED);	2363	$self->in_memory (cf::MAP_SWAPPED);
2006		2364
2007	# need to save uniques path	2365	# need to save uniques path
2008	unless ($self->{deny_save}) {	2366	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2370	if $uniq;
2013	}	2371	}
2014		2372
2015	delete $cf::MAP{$self->path};	2373	delete $cf::MAP{$self->path};
2016		2374
		2375	$self->deactivate;
		2376	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2377	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2378
2021	$self->unlink_save;	2379	$self->unlink_save;
2022	$self->destroy;	2380	$self->destroy;
2023	}	2381	}
2024		2382
2025	my $nuke_counter = "aaaa";	2383	my $nuke_counter = "aaaa";
2026		2384
2027	sub nuke {	2385	sub nuke {
2028	my ($self) = @_;	2386	my ($self) = @_;
2029		2387
		2388	{
		2389	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2390
2030	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2031		2392
2032	$self->unlink_save;	2393	$self->unlink_save;
2033		2394
2034	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2400
2040	$cf::MAP{$self->path} = $self;	2401	$cf::MAP{$self->path} = $self;
		2402	}
2041		2403
2042	$self->reset; # polite request, might not happen	2404	$self->reset; # polite request, might not happen
2043	}	2405	}
2044		2406
2045	=item $maps = cf::map::tmp_maps	2407	=item $maps = cf::map::tmp_maps
…		…
2087		2449
2088	sub unique_maps() {	2450	sub unique_maps() {
2089	[	2451	[
2090	map {	2452	map {
2091	utf8::decode $_;	2453	utf8::decode $_;
2092	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2093	? normalise $_	2457	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2459	]
2097	}	2460	}
2098		2461
2099	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2100		2493
2101	=back	2494	=back
2102		2495
2103	=head3 cf::object	2496	=head3 cf::object
2104		2497
…		…
2108		2501
2109	=over 4	2502	=over 4
2110		2503
2111	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2112		2505
2113	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2114		2508
2115	=cut	2509	=cut
2116		2510
2117	sub inv_recursive_;	2511	sub inv_recursive_;
2118	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2121		2515
2122	sub inv_recursive {	2516	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2124	}	2518	}
2125		2519
		2520	=item $ref = $ob->ref
		2521
		2522	Creates and returns a persistent reference to an object that can be stored as a string.
		2523
		2524	=item $ob = cf::object::deref ($refstring)
		2525
		2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2527	even if the object actually exists. May block.
		2528
		2529	=cut
		2530
		2531	sub deref {
		2532	my ($ref) = @_;
		2533
		2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2535	my ($uuid, $name) = ($1, $2);
		2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2537	or return;
		2538	$pl->ob->uuid eq $uuid
		2539	or return;
		2540
		2541	$pl->ob
		2542	} else {
		2543	warn "$ref: cannot resolve object reference\n";
		2544	undef
		2545	}
		2546	}
		2547
2126	package cf;	2548	package cf;
2127		2549
2128	=back	2550	=back
2129		2551
2130	=head3 cf::object::player	2552	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2558	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2139		2561
2140	=cut	2562	=cut
		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
2141		2577
2142	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2579	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
…		…
2152		2588
2153	} else {	2589	} else {
2154	my $pl = $self->contr;	2590	my $pl = $self->contr;
2155		2591
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2592	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2595
2165	} else {	2596	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2599	}
2169	}	2600	}
		2601	}
		2602
		2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2604
		2605	=cut
		2606
		2607	sub cf::object::send_msg {
		2608	my $pl = shift->contr
		2609	or return;
		2610	$pl->send_msg (@_);
2170	}	2611	}
2171		2612
2172	=item $player_object->may ("access")	2613	=item $player_object->may ("access")
2173		2614
2174	Returns wether the given player is authorized to access resource "access"	2615	Returns wether the given player is authorized to access resource "access"
…		…
2187		2628
2188	=item $player_object->enter_link	2629	=item $player_object->enter_link
2189		2630
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2632
2192	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2194		2637
2195	Will never block.	2638	Will never block.
2196		2639
2197	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2198		2641
…		…
2218	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2662	my ($self) = @_;
2220		2663
2221	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2222		2665
		2666	++$self->{_link_recursion};
		2667
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2669
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2227		2672
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2674	}
2230		2675
2231	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2233		2678
…		…
2250	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2252		2697
2253	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2256		2701
2257	$map->load;	2702	$map->load;
2258	$map->load_diag;	2703	$map->load_neighbours;
2259		2704
2260	return unless $self->contr->active;	2705	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2706
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2265	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2266		2714
		2715	}
		2716
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2268		2718
2269	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2723	be called at the end of this process.
2274		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2275	=cut	2728	=cut
2276		2729
2277	our $GOTOGEN;	2730	our $GOTOGEN;
2278		2731
2279	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
		2740
2282	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2743
2285	$self->enter_link;	2744	$self->enter_link;
2286		2745
2287	(async {	2746	(async {
		2747	$Coro::current->{desc} = "player::goto $path $x $y";
		2748
		2749	# *tag paths override both path and x|y
		2750	if ($path =~ /^\*(.*)$/) {
		2751	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2752	my $ob = $obs[rand @obs];
		2753
		2754	# see if we actually can go there
		2755	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2756	$ob = $obs[rand @obs];
		2757	} else {
		2758	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2759	}
		2760	# else put us there anyways for now #d#
		2761
		2762	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2763	} else {
		2764	($path, $x, $y) = (undef, undef, undef);
		2765	}
		2766	}
		2767
2288	my $map = eval {	2768	my $map = eval {
2289	my $map = cf::map::find $path;	2769	my $map = defined $path ? cf::map::find $path : undef;
2290		2770
2291	if ($map) {	2771	if ($map) {
2292	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2774	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2776	}
2297		2777
2298	$map	2778	$map
2299	};	2779	};
2300		2780
…		…
2306	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2309	}	2789	}
2310		2790
2311	$done->() if $done;	2791	$done->($self) if $done;
2312	})->prio (1);	2792	})->prio (1);
2313	}	2793	}
2314		2794
2315	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2316		2796
…		…
2336	}	2816	}
2337		2817
2338	sub prepare_random_map {	2818	sub prepare_random_map {
2339	my ($exit) = @_;	2819	my ($exit) = @_;
2340		2820
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2823	# that depends on the exit object
2346		2824
2347	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2827	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2354	}	2834	}
2355		2835
2356	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2357		2837
2358	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2361		2841
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2844	undef $fh;
2365	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2366		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2369	}	2853	}
2370	}	2854	}
2371		2855
2372	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2374		2858
2375	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2376		2860
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2861	$self->enter_link;
2389		2862
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2863	(async {
2395	$self->deactivate_recursive; # just to be sure	2864	$Coro::current->{desc} = "enter_exit";
		2865
2396	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2397	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2398		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2399	1;	2887	1
2400	}) {	2888	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2893
2406	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2407	$self->leave_link;	2895	$self->leave_link;
2408	}	2896	}
2409	})->prio (1);	2897	})->prio (1);
2410	}	2898	}
2411		2899
…		…
2425		2913
2426	utf8::encode $text;	2914	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2916	}
2429		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
		2941	}
		2942
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2944
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2946	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2436		2949
2437	=cut	2950	=cut
2438		2951
		2952	# non-persistent channels (usually the info channel)
		2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
		2960	"c/identify" => {
		2961	id => "infobox",
		2962	title => "Identify",
		2963	reply => undef,
		2964	tooltip => "Items recently identified",
		2965	},
		2966	"c/examine" => {
		2967	id => "infobox",
		2968	title => "Examine",
		2969	reply => undef,
		2970	tooltip => "Signs and other items you examined",
		2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
		3064	);
		3065
2439	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3068
2442	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
		3071
		3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3073
		3074	# check predefined channels, for the benefit of C
		3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
		3081	} elsif (ref $channel) {
		3082	# send meta info to client, if not yet sent
		3083	unless (exists $self->{channel}{$channel->{id}}) {
		3084	$self->{channel}{$channel->{id}} = $channel;
		3085	$self->ext_msg (channel_info => $channel);
		3086	}
		3087
		3088	$channel = $channel->{id};
		3089	}
2443		3090
2444	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2445		3092
2446	if ($self->can_msg) {	3093	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	3095	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		3096
2459	if ($color >= 0) {	3097	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	3098	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	3100	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		3101
		3102	$self->send_big_packet ($pkt);
		3103	}
		3104
2470	=item $client->ext_event ($type, %msg)	3105	=item $client->ext_msg ($type, @msg)
2471		3106
2472	Sends an ext event to the client.	3107	Sends an ext event to the client.
2473		3108
2474	=cut	3109	=cut
2475		3110
2476	sub cf::client::ext_event($$%) {	3111	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	3112	my ($self, $type, @msg) = @_;
2478		3113
2479	return unless $self->extcmd;	3114	if ($self->extcmd == 2) {
2480		3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3116	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	3117	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3119	}
		3120	}
		3121
		3122	=item $client->ext_reply ($msgid, @msg)
		3123
		3124	Sends an ext reply to the client.
		3125
		3126	=cut
		3127
		3128	sub cf::client::ext_reply($$@) {
		3129	my ($self, $id, @msg) = @_;
		3130
		3131	if ($self->extcmd == 2) {
		3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3133	} elsif ($self->extcmd == 1) {
		3134	#TODO: version 1, remove
		3135	unshift @msg, msgtype => "reply", msgid => $id;
		3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3137	}
2483	}	3138	}
2484		3139
2485	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2486		3141
2487	Queues a query to the client, calling the given callback with	3142	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3197	my ($ns, $buf) = @_;
2543		3198
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3199	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3200
2546	if (ref $msg) {	3201	if (ref $msg) {
		3202	my ($type, $reply, @payload) =
		3203	"ARRAY" eq ref $msg
		3204	? @$msg
		3205	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3206
		3207	my @reply;
		3208
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3209	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3210	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3211	}
		3212
		3213	$ns->ext_reply ($reply, @reply)
		3214	if $reply;
		3215
2553	} else {	3216	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3218	}
2556		3219
2557	cf::override;	3220	cf::override;
2558	},	3221	},
2559	);	3222	);
…		…
2579		3242
2580	$coro	3243	$coro
2581	}	3244	}
2582		3245
2583	cf::client->attach (	3246	cf::client->attach (
2584	on_destroy => sub {	3247	on_client_destroy => sub {
2585	my ($ns) = @_;	3248	my ($ns) = @_;
2586		3249
2587	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2588	},	3251	},
2589	);	3252	);
…		…
2604	our $safe = new Safe "safe";	3267	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2606		3269
2607	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2608		3271
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3272	$safe->permit_only (Opcode::opset qw(
		3273	:base_core :base_mem :base_orig :base_math :base_loop
		3274	grepstart grepwhile mapstart mapwhile
		3275	sort time
		3276	));
2610		3277
2611	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
2612		3279
2613	=pod	3280	=pod
2614		3281
2615	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2616		3283
2617	cf::object	3284	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3286	insert remove name archname title slaying race decrease split
		3287	value
2620		3288
2621	cf::object::player	3289	cf::object::player
2622	player	3290	player
2623		3291
2624	cf::player	3292	cf::player
…		…
2629		3297
2630	=cut	3298	=cut
2631		3299
2632	for (	3300	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3302	insert remove inv nrof name archname title slaying race
		3303	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2638	) {	3307	) {
2639	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2642	for @funs;	3310	for @funs;
2643	}	3311	}
2644		3312
…		…
2659		3327
2660	my $qcode = $code;	3328	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2663		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2664	local $_;	3335	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;
2666		3336
2667	my $eval =	3337	my $eval =
2668	"do {\n"	3338	"do {\n"
2669	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2670	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2671	. $code	3341	. $code
2672	. "\n}"	3342	. "\n}"
2673	;	3343	;
2674		3344
		3345	if ($CFG{safe_eval}) {
2675	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2676	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2677	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2678		3354
2679	if ($@) {	3355	if ($@) {
2680	warn "$@";	3356	warn "$@",
2681	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2682	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2683	}	3359	}
2684		3360
2685	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2686	}	3362	}
2687		3363
…		…
2701	=cut	3377	=cut
2702		3378
2703	sub register_script_function {	3379	sub register_script_function {
2704	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2705		3381
2706	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2707	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2708	}	3384	}
2709		3385
2710	=back	3386	=back
2711		3387
2712	=cut	3388	=cut
…		…
2715	# the server's init and main functions	3391	# the server's init and main functions
2716		3392
2717	sub load_facedata($) {	3393	sub load_facedata($) {
2718	my ($path) = @_;	3394	my ($path) = @_;
2719		3395
		3396	# HACK to clear player env face cache, we need some signal framework
		3397	# for this (global event?)
		3398	%ext::player_env::MUSIC_FACE_CACHE = ();
		3399
		3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3401
2720	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2721		3403
2722	my $facedata;
2723	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
2724	or die "$path: $!";	3405	or die "$path: $!";
2725		3406
2726	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
2727		3408
2728	$facedata->{version} == 2	3409	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3411
		3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3414	$facedata->{resource}{"res/exp_table"} = {
		3415	type => FT_RSRC,
		3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
		3418	};
		3419	cf::cede_to_tick;
		3420
2731	{	3421	{
2732	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
2733		3423
2734	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
2736	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2740		3432
2741	cf::cede_to_tick;	3433	cf::cede_to_tick;
2742	}	3434	}
2743		3435
2744	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
2746	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
2747	or next;	3440	or next;
		3441
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3445	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
2753	}	3447	}
2754		3448
2755	cf::cede_to_tick;	3449	cf::cede_to_tick;
2756	}	3450	}
2757	}	3451	}
…		…
2766		3460
2767	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
2768	}	3462	}
2769		3463
2770	{	3464	{
2771	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3466
2776	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3468	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2784		3470
2785	if ($name =~ /\.jpg$/) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3472	cf::face::set_type $idx, $info->{type};
2788	} else {	3473	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3474	$RESOURCE{$name} = $info; # unused
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3475	}
2795		3476
2796	cf::cede_to_tick;	3477	cf::cede_to_tick;
2797	}	3478	}
2798	}	3479	}
2799		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3482
2800	1	3483	1
2801	}	3484	}
2802		3485
		3486	register_exticmd fx_want => sub {
		3487	my ($ns, $want) = @_;
		3488
		3489	while (my ($k, $v) = each %$want) {
		3490	$ns->fx_want ($k, $v);
		3491	}
		3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
		3503
2803	sub reload_regions {	3504	sub reload_regions {
		3505	# HACK to clear player env face cache, we need some signal framework
		3506	# for this (global event?)
		3507	%ext::player_env::MUSIC_FACE_CACHE = ();
		3508
2804	load_resource_file "$MAPDIR/regions"	3509	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3510	or die "unable to load regions file\n";
2806		3511
2807	for (cf::region::list) {	3512	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3513	$_->{match} = qr/$_->{match}/
…		…
2816	}	3521	}
2817		3522
2818	sub reload_archetypes {	3523	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3526	}
2827		3527
2828	sub reload_treasures {	3528	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
2831	}	3531	}
2832		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
2833	sub reload_resources {	3556	sub reload_resources {
2834	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
2835		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
2836	reload_regions;	3564	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3565	reload_treasures;
2841		3566
2842	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
2843	}	3568	}
2844		3569
2845	sub init {	3570	sub reload_config {
2846	reload_resources;	3571	trace "reloading config file...\n";
2847	}
2848		3572
2849	sub cfg_load {	3573	0 < aio_load "$CONFDIR/config", my $config
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3574	or die "$CONFDIR/config: $!";
2851	or return;
2852		3575
2853	local $/;	3576	utf8::decode $config;
2854	*CFG = YAML::Syck::Load <$fh>;	3577	*CFG = yaml_load $config;
2855		3578
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2857		3580
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2860		3583
2861	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
2865	};	3588	};
2866	warn $@ if $@;	3589	warn $@ if $@;
2867	}	3590	}
2868	}	3591	}
2869		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
2870	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
2871	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3634	(async {
2875	Event::one_event;	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3636	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
2877	};	3638	};
2878		3639
2879	cfg_load;	3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
		3652	reload_config;
2880	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
2881	load_extensions;	3663	load_extensions;
2882		3664
2883	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
2884	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
2885	}	3683	}
2886		3684
2887	#############################################################################	3685	#############################################################################
2888	# initialisation and cleanup	3686	# initialisation and cleanup
2889		3687
2890	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
2891	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
2900	},
2901	);	3694	};
2902	}	3695	}
2903	}	3696	}
2904		3697
2905	sub write_runtime {	3698	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
2907		3700
2908	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
2910		3703
2911	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3705
2913	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
2914		3707
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2916	or return;	3709	or return;
2917		3710
2918	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
2931		3724
2932	close $fh	3725	close $fh
2933	or return;	3726	or return;
2934		3727
2935	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3729	and return;
2937		3730
2938	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2939		3732
2940	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
2941	}	3784	}
2942		3785
2943	sub emergency_save() {	3786	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
2945		3788
2946	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
2947		3795
2948	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
2949	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3807	$pl->save;
2957	}	3808	}
2958	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
2959		3810
2960	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3816	$map->valid or next;
2964	$map->save;	3817	$map->save;
2965	}	3818	}
2966	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
2967		3820
2968	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
2971	};	3849	};
2972		3850
2973	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
2974	}	3852	}
2975		3853
2976	sub post_cleanup {	3854	sub post_cleanup {
2977	my ($make_core) = @_;	3855	my ($make_core) = @_;
2978		3856
		3857	IO::AIO::flush;
		3858
2979	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
2981	}	3889	}
2982		3890
2983	sub do_reload_perl() {	3891	sub do_reload_perl() {
2984	# can/must only be called in main	3892	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
2986	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
2987	return;	3895	return;
2988	}	3896	}
2989		3897
2990	warn "reloading...";	3898	return if $RELOAD++;
2991		3899
2992	warn "entering sync_job";	3900	my $t1 = AE::time;
2993		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
2994	cf::sync_job {	3908	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark
2996	cf::emergency_save;	3909	#cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark
2998		3910
2999	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;
3001
3002	# if anything goes wrong in here, we should simply crash as we already saved
3003
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;
3015	warn "iterate...";
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();	3913	%EXT_CORO = ();
3023		3914
3024	warn "removing commands";	3915	trace "perl_reload: removing commands";
3025	%COMMAND = ();	3916	%COMMAND = ();
3026		3917
3027	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3028	%EXTCMD = ();	3919	%EXTCMD = ();
3029	%EXTICMD = ();	3920	%EXTICMD = ();
3030		3921
3031	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3034		3925
3035	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3036	eval {	3927	eval {
3037	$cb->($pkg);	3928	$cb->($pkg);
3038	1	3929	1
3039	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3040	}	3935	}
3041		3936
3042	warn "... nuking $pkg";
3043	Symbol::delete_package $pkg;
3044	}
3045
3046	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3047	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3940
3050	warn "... unloading $k";	3941	trace "... unloading $k";
3051	delete $INC{$k};	3942	delete $INC{$k};
3052		3943
3053	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3055		3946
3056	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3057	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3058	}	3952	}
3059		3953
3060	Symbol::delete_package $k;
3061	}
3062
3063	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3957
3067	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3961
3071	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3963	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3074		3965
3075	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3076		3967
3077	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3078	require cf;	3969	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3080		3971
3081	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3082	cf::cfg_load;	3973	cf::reload_config;
3083		3974
3084	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3085	cf::load_extensions;	3976	cf::load_extensions;
3086		3977
		3978	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3093		3986
3094	warn "leaving sync_job";	3987	cf::_post_init 1;
3095		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3096	1	3991	1
3097	} or do {	3992	} or do {
3098	warn $@;	3993	error $@;
3099	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3100	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3101	};	3998	}
3102		3999
3103	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3104	};	4002	};
3105		4003
3106	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3107		4005
3108	sub reload_perl() {	4006	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3111		4009
3112	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	4012
3115	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	4014	do_reload_perl;
3118	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3119	},	4016	};
3120	);	4017	};
3121	}	4018	}
3122		4019
3123	register_command "reload" => sub {	4020	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3125		4022
3126	if ($who->flag (FLAG_WIZ)) {	4023	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	4024	$who->message ("reloading server.");
		4025	async {
		4026	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	4027	reload_perl;
		4028	};
3129	}	4029	}
3130	};	4030	};
3131		4031
3132	unshift @INC, $LIBDIR;	4032	#############################################################################
3133		4033
3134	my $bug_warning = 0;	4034	my $bug_warning = 0;
3135		4035
3136	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3138		4038
3139	sub wait_for_tick {	4039	sub wait_for_tick() {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3142		4041
3143	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	4044	$signal->wait;
3146	}	4045	}
3147		4046
3148	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3151		4049
3152	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	4052	$signal->wait;
3155	}	4053	}
3156		4054
3157	my $min = 1e6;#d#	4055	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3169	return;	4059	return;
3170	}	4060	}
3171		4061
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3175		4063
3176	0 && sync_job {#d#	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3177	for(1..10) {
3178	my $t = Event::time;
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3180	or die;
3181		4065
3182	$map->width (50);	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3183	$map->height (50);	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3184	$map->alloc;	4068	Coro::async_pool {
3185	$map->_load_objects ("/tmp/x.map", 1);	4069	$Coro::current->{desc} = "runtime saver";
3186	my $t = Event::time - $t;	4070	write_runtime_sync
3187		4071	or error "ERROR: unable to write runtime file: $!";
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	4072	};
		4073	}
3198		4074
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	4076	$sig->send;
3215	}	4077	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	4079	$sig->send;
3218	}	4080	}
3219		4081
3220	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		4084
3231	_post_tick;	4085	if (0) {
3232		4086	if ($NEXT_TICK) {
3233		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3234	},	4091	}
3235	);	4092	}
3236		4093
3237	{	4094	{
3238	BDB::max_poll_time $TICK * 0.1;	4095	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	4096
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3248		4098	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	4099	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		4100
3264	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
		4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		4108
3267	cf::sync_job {	4109	cf::sync_job {
3268	eval {	4110	eval {
3269	BDB::db_env_open	4111	BDB::db_env_open
3270	$DB_ENV,	4112	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4114	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4115	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	4116	0666;
3275		4117
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4118	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	4119	};
3281		4120
3282	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	4122	};
3284	}	4123	}
		4124
		4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4127	};
		4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4130	};
		4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4133	};
3285	}	4134	}
3286		4135
3287	{	4136	{
		4137	# configure IO::AIO
		4138
3288	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	4142	}
3301		4143
3302	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3303		4146
3304	sub _log_backtrace {	4147	sub _log_backtrace {
3305	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3306		4149
3307	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3308		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3309	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3311	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3312	async {	4160	async {
		4161	$Coro::current->{desc} = "abt $msg";
		4162
3313	my @bt = fork_call {	4163	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4165	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4166	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	4167	or die "addr2line: $!";
…		…
3325	}	4175	}
3326		4176
3327	@funcs	4177	@funcs
3328	};	4178	};
3329		4179
3330	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	4183	--$_log_backtrace;
3333	};	4184	};
3334	} else {	4185	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3337	}	4188	}
3338	}	4189	}
3339		4190
3340	# load additional modules	4191	# load additional modules
3341	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3342		4194
3343	END { cf::emergency_save }	4195	END { cf::emergency_save }
3344		4196
3345	1	4197	1
3346		4198

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