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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.321 by root, Thu Jul 26 21:44:43 2007 UTC vs.
Revision 1.547 by root, Sun May 9 22:51:13 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 cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
264		375
265	=item cf::lock_wait $string	376	=item cf::lock_wait $string
266		377
267	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
268		379
269	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
270		381
271	Wait until the given lock is available and then acquires it and returns	382	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	383	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
274	returned.	385	returned.
275		386
		387	Locks are *not* recursive, locking from the same coro twice results in a
		388	deadlocked coro.
		389
276	Lock names should begin with a unique identifier (for example, cf::map::find	390	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	391	uses map_find and cf::map::load uses map_load).
278		392
279	=item $locked = cf::lock_active $string	393	=item $locked = cf::lock_active $string
280		394
281	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
282		396
283	=cut	397	=cut
284		398
285	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
286		400
287	sub lock_wait($) {	401	sub lock_wait($) {
288	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	403	}
296		404
297	sub lock_acquire($) {	405	sub lock_acquire($) {
298	my ($key) = @_;	406	$LOCKS->guard ($_[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	}	407	}
310		408
311	sub lock_active($) {	409	sub lock_active($) {
312	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	411	}
316		412
317	sub freeze_mainloop {	413	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
319		415
320	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	417	}
322	};	418
323	$TICK_WATCHER->stop;	419	=item cf::periodic $interval, $cb
324	$guard	420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
325	}	432	}
326		433
327	=item cf::get_slot $time[, $priority[, $name]]	434	=item cf::get_slot $time[, $priority[, $name]]
328		435
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		444
338	=cut	445	=cut
339		446
340	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
342		450
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
345	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
346		457
347	while () {	458	while () {
348	next_job:	459	next_job:
		460
349	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	462
351	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	467	$job->[2]->send;
355	Coro::cede;	468	Coro::cede;
356	goto next_job;	469	goto next_job;
357	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	472	}
359	}	473	}
360		474
361	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	478	$signal->wait;
365	} else {	479	} else {
		480	$busy = 0;
366	Coro::schedule;	481	Coro::schedule;
367	}	482	}
368	}	483	}
369	};	484	};
370		485
371	sub get_slot($;$$) {	486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
372	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
373		490
374	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
375	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
376		494
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
390		508
391	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
392		510
393	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
394		512
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	516	acceptable.
399		517
400	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	523	=cut
406		524
407	sub sync_job(&) {	525	sub sync_job(&) {
408	my ($job) = @_;	526	my ($job) = @_;
409		527
410	if ($Coro::current == $Coro::main) {	528	if (in_main) {
411	my $time = Event::time;	529	my $time = AE::time;
412		530
413	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
415		533
416	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	535
418	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
419		537
420	my $busy = 1;	538	my $busy = 1;
421	my @res;	539	my @res;
422		540
423	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	543	@res = eval { $job->() };
425	warn $@ if $@;	544	error $@ if $@;
426	undef $busy;	545	undef $busy;
427	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
428		547
429	while ($busy) {	548	while ($busy) {
430	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
431	}	553	}
		554	}
432		555
433	$time = Event::time - $time;	556	my $time = AE::time - $time;
434		557
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
439		559
440	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
441	} else {	561	} else {
442	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
443		563
…		…
468	=item fork_call { }, $args	588	=item fork_call { }, $args
469		589
470	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
474		594
475	=cut	595	=cut
476		596
477	sub _store_scalar {	597	sub post_fork {
478	open my $fh, ">", \my $buf	598	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	599	}
485		600
486	sub fork_call(&@) {	601	sub fork_call(&@) {
487	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
488		603
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	604	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	605	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	606	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		607
494	if (my $pid = fork) {	608	my @res = Coro::Util::fork_eval {
495	close $fh2;	609	cf::post_fork;
		610	&$cb
		611	}, @args;
496		612
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	613	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	614	}
499	$res = Coro::Storable::thaw $res;
500		615
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	616	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
		625	}
		626
		627	=item $coin = coin_from_name $name
		628
		629	=cut
		630
		631	our %coin_alias = (
		632	"silver" => "silvercoin",
		633	"silvercoin" => "silvercoin",
		634	"silvercoins" => "silvercoin",
		635	"gold" => "goldcoin",
		636	"goldcoin" => "goldcoin",
		637	"goldcoins" => "goldcoin",
		638	"platinum" => "platinacoin",
		639	"platinumcoin" => "platinacoin",
		640	"platinumcoins" => "platinacoin",
		641	"platina" => "platinacoin",
		642	"platinacoin" => "platinacoin",
		643	"platinacoins" => "platinacoin",
		644	"royalty" => "royalty",
		645	"royalties" => "royalty",
		646	);
		647
		648	sub coin_from_name($) {
		649	$coin_alias{$_[0]}
		650	? cf::arch::find $coin_alias{$_[0]}
		651	: undef
528	}	652	}
529		653
530	=item $value = cf::db_get $family => $key	654	=item $value = cf::db_get $family => $key
531		655
532	Returns a single value from the environment database.	656	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	658	=item cf::db_put $family => $key => $value
535		659
536	Stores the given C<$value> in the family. It can currently store binary	660	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	661	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		662
		663	=item $db = cf::db_table "name"
		664
		665	Create and/or open a new database table. The string must not be "db" and must be unique
		666	within each server.
		667
539	=cut	668	=cut
		669
		670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
		674	my ($name) = @_;
		675	my $db = BDB::db_create $DB_ENV;
		676
		677	eval {
		678	$db->set_flags (BDB::CHKSUM);
		679
		680	utf8::encode $name;
		681	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		682	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		683	cf::cleanup "db_open(db): $!" if $!;
		684	};
		685	cf::cleanup "db_open(db): $@" if $@;
		686
		687	$db
		688	}
540		689
541	our $DB;	690	our $DB;
542		691
543	sub db_init {	692	sub db_init {
544	unless ($DB) {	693	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	694	}
559		695
560	sub db_get($$) {	696	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
562		698
563	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
564	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
565		703
566	$! ? ()	704	$! ? ()
567	: $data	705	: $data
568	}
569	}	706	}
570		707
571	sub db_put($$$) {	708	sub db_put($$$) {
572	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
612	if (1) {	749	if (1) {
613	$md5 =	750	$md5 =
614	join "\x00",	751	join "\x00",
615	$processversion,	752	$processversion,
616	map {	753	map {
617	Coro::cede;	754	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	755	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	756	} 0.. $#$src;
620		757
621		758
622	my $dbmd5 = db_get cache => "$id/md5";	759	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		766
630	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	768	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
633		770
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		772
636	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
639		776
…		…
649		786
650	=cut	787	=cut
651		788
652	sub datalog($@) {	789	sub datalog($@) {
653	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	792	}
656		793
657	=back	794	=back
658		795
659	=cut	796	=cut
660		797
661	#############################################################################	798	#############################################################################
662		799
663	=head2 ATTACHABLE OBJECTS	800	=head2 ATTACHABLE OBJECTS
664		801
665	Many objects in crossfire are so-called attachable objects. That means you can	802	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	803	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	804	to it. All such attachable objects support the following methods.
668		805
669	In the following description, CLASS can be any of C<global>, C<object>	806	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	807	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	808	Deliantra).
672		809
673	=over 4	810	=over 4
674		811
675	=item $attachable->attach ($attachment, key => $value...)	812	=item $attachable->attach ($attachment, key => $value...)
676		813
…		…
720	=item cf::CLASS::attachment $name, ...	857	=item cf::CLASS::attachment $name, ...
721		858
722	Register an attachment by C<$name> through which attachable objects of the	859	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	860	given CLASS can refer to this attachment.
724		861
725	Some classes such as crossfire maps and objects can specify attachments	862	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	863	that are attached at load/instantiate time, thus the need for a name.
727		864
728	These calls expect any number of the following handler/hook descriptions:	865	These calls expect any number of the following handler/hook descriptions:
729		866
730	=over 4	867	=over 4
…		…
854		991
855	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		994
858	} elsif (ref $type) {	995	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
860		997
861	} else {	998	} else {
862	shift @arg;	999	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
864	}	1001	}
865	}	1002	}
866	}	1003	}
867		1004
868	sub _object_attach {	1005	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
879	}	1016	}
880		1017
881	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
882	} else {	1019	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1021	}
885		1022
886	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
887	}	1024	}
888		1025
…		…
947		1084
948	for (@$callbacks) {	1085	for (@$callbacks) {
949	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
950		1087
951	if ($@) {	1088	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1090	override;
955	}	1091	}
956		1092
957	return 1 if $override;	1093	return 1 if $override;
958	}	1094	}
959		1095
960	0	1096	0
961	}	1097	}
962		1098
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1099	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1100
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1101	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1102
967	Generate an object-specific event with the given arguments.	1103	Generate an object-specific event with the given arguments.
968		1104
…		…
974		1110
975	=cut	1111	=cut
976		1112
977	#############################################################################	1113	#############################################################################
978	# object support	1114	# object support
979	#
980		1115
		1116	sub _object_equal($$);
		1117	sub _object_equal($$) {
		1118	my ($a, $b) = @_;
		1119
		1120	return 0 unless (ref $a) eq (ref $b);
		1121
		1122	if ("HASH" eq ref $a) {
		1123	my @ka = keys %$a;
		1124	my @kb = keys %$b;
		1125
		1126	return 0 if @ka != @kb;
		1127
		1128	for (0 .. $#ka) {
		1129	return 0 unless $ka[$_] eq $kb[$_];
		1130	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1131	}
		1132
		1133	} elsif ("ARRAY" eq ref $a) {
		1134
		1135	return 0 if @$a != @$b;
		1136
		1137	for (0 .. $#$a) {
		1138	return 0 unless _object_equal $a->[$_], $b->[$_];
		1139	}
		1140
		1141	} elsif ($a ne $b) {
		1142	return 0;
		1143	}
		1144
		1145	1
		1146	}
		1147
		1148	our $SLOW_MERGES;#d#
981	sub _can_merge {	1149	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1150	my ($ob1, $ob2) = @_;
983		1151
984	local $Storable::canonical = 1;	1152	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1153
988	$fob1 eq $fob2	1154	# we do the slow way here
		1155	return _object_equal $ob1, $ob2
989	}	1156	}
990		1157
991	sub reattach {	1158	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1159	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1160	my ($obj) = @_;
994		1161
		1162	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1163	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1164
997	my $registry = $obj->registry;	1165	my $registry = $obj->registry;
998		1166
999	@$registry = ();	1167	@$registry = ();
1000		1168
…		…
1005	for (@$attach) {	1173	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
1008	}	1176	}
1009	} else {	1177	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1179	}
1012	}	1180	}
1013	}	1181	}
1014		1182
1015	cf::attachable->attach (	1183	cf::attachable->attach (
1016	prio => -1000000,	1184	prio => -1000000,
1017	on_instantiate => sub {	1185	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1186	my ($obj, $data) = @_;
1019		1187
1020	$data = from_json $data;	1188	$data = decode_json $data;
1021		1189
1022	for (@$data) {	1190	for (@$data) {
1023	my ($name, $args) = @$_;	1191	my ($name, $args) = @$_;
1024		1192
1025	$obj->attach ($name, %{$args || {} });	1193	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1209	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1043		1211
1044	sync_job {	1212	sync_job {
1045	if (length $$rdata) {	1213	if (length $$rdata) {
		1214	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1048		1218
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1220	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1224	aio_fsync $fh;
		1225	}
1053	close $fh;	1226	aio_close $fh;
1054		1227
1055	if (@$objs) {	1228	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1229	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1230	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1231	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1232	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1233	if ($cf::USE_FSYNC) {
		1234	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;
		1235	aio_fsync $fh;
		1236	}
1061	close $fh;	1237	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1238	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1239	}
1064	} else {	1240	} else {
1065	aio_unlink "$filename.pst";	1241	aio_unlink "$filename.pst";
1066	}	1242	}
1067		1243
1068	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
		1245
		1246	$filename =~ s%/[^/]+$%%;
		1247	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1248	} else {
1070	warn "FATAL: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1071	}	1250	}
1072	} else {	1251	} else {
1073	aio_unlink $filename;	1252	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1075	}	1254	}
1076	}	1255	};
1077	}	1256	}
1078		1257
1079	sub object_freezer_as_string {	1258	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1259	my ($rdata, $objs) = @_;
1081		1260
…		…
1093	or return;	1272	or return;
1094		1273
1095	unless (aio_stat "$filename.pst") {	1274	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1275	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1276	or return;
		1277
1098	$av = eval { (Storable::thaw $av)->{objs} };	1278	my $st = eval { Coro::Storable::thaw $av };
		1279	$av = $st->{objs};
1099	}	1280	}
1100		1281
		1282	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
		1286
1103	return ($data, $av);	1287	($data, $av)
1104	}	1288	}
1105		1289
1106	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
1107		1291
1108	=over 4	1292	=over 4
…		…
1162	my ($name, $cb) = @_;	1346	my ($name, $cb) = @_;
1163		1347
1164	$EXTICMD{$name} = $cb;	1348	$EXTICMD{$name} = $cb;
1165	}	1349	}
1166		1350
		1351	use File::Glob ();
		1352
1167	cf::player->attach (	1353	cf::player->attach (
1168	on_command => sub {	1354	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1170		1356
1171	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1172	or return;	1358	or return;
1173		1359
…		…
1186	my ($type, $reply, @payload) =	1372	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1373	"ARRAY" eq ref $msg
1188	? @$msg	1374	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1375	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1376
		1377	my @reply;
		1378
1191	if (my $cb = $EXTCMD{$type}) {	1379	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1380	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1381	}
		1382
		1383	$pl->ext_reply ($reply, @reply)
		1384	if $reply;
		1385
1197	} else {	1386	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1388	}
1200		1389
1201	cf::override;	1390	cf::override;
1202	},	1391	},
1203	);	1392	);
1204		1393
		1394	# "readahead" all extensions
		1395	sub cache_extensions {
		1396	my $grp = IO::AIO::aio_group;
		1397
		1398	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1399	for (grep /\.ext$/, @{$_[0]}) {
		1400	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1401	}
		1402	};
		1403
		1404	$grp
		1405	}
		1406
1205	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1206	cf::sync_job {	1410	cf::sync_job {
1207	my %todo;	1411	my %todo;
1208		1412
1209	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1414	next unless -r $path;
…		…
1228		1432
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1435
1232	$ext{source} =	1436	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1235	. $source	1439	. $source
1236	. "\n};\n1";	1440	. "\n};\n1";
1237		1441
1238	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1239	}	1443	}
1240		1444
		1445	my $pass = 0;
1241	my %done;	1446	my %done;
1242	while (%todo) {	1447	while (%todo) {
1243	my $progress;	1448	my $progress;
1244		1449
		1450	++$pass;
		1451
		1452	ext:
1245	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1455	next ext
1248	unless exists $done{$_};	1456	unless exists $done{$_};
1249	}	1457	}
1250		1458
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1460
1253	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1465
		1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1467	if exists $v->{meta}{mandatory};
1258	warn $msg;	1468
1259	warn "mandatory extension failed to load, exiting.\n";	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1470	delete $todo{$k};
1261	}	1471	} else {
1262		1472	$done{$k} = delete $todo{$k};
1263	warn $msg;	1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1264	}	1478	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1479	}
1270		1480
1271	skip:	1481	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1274	}	1489	}
1275	};	1490	};
1276	}	1491	}
1277		1492
1278	#############################################################################	1493	#############################################################################
1279		1494
1280	=back	1495	=back
1281		1496
1282	=head2 CORE EXTENSIONS	1497	=head2 CORE EXTENSIONS
1283		1498
1284	Functions and methods that extend core crossfire objects.	1499	Functions and methods that extend core deliantra objects.
1285		1500
1286	=cut	1501	=cut
1287		1502
1288	package cf::player;	1503	package cf::player;
1289		1504
1290	use Coro::AIO;	1505	use Coro::AIO;
1291		1506
1292	=head3 cf::player	1507	=head3 cf::player
1293		1508
1294	=over 4	1509	=over 4
		1510
		1511	=item cf::player::num_playing
		1512
		1513	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1514
		1515	=cut
		1516
		1517	sub num_playing {
		1518	scalar grep
		1519	$_->ob->map
		1520	&& !$_->hidden
		1521	&& !$_->ob->flag (cf::FLAG_WIZ),
		1522	cf::player::list
		1523	}
1295		1524
1296	=item cf::player::find $login	1525	=item cf::player::find $login
1297		1526
1298	Returns the given player object, loading it if necessary (might block).	1527	Returns the given player object, loading it if necessary (might block).
1299		1528
…		…
1318		1547
1319	sub exists($) {	1548	sub exists($) {
1320	my ($login) = @_;	1549	my ($login) = @_;
1321		1550
1322	$cf::PLAYER{$login}	1551	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1552	or !aio_stat path $login
1324	}	1553	}
1325		1554
1326	sub find($) {	1555	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1556	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1557	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1564	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1565	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1566	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1567	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1568
1340	my $pl = load_pl path $login	1569	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1570	or return;
		1571
		1572	my $pl = cf::player::load_pl $f
		1573	or return;
		1574
		1575	local $cf::PLAYER_LOADING{$login} = $pl;
		1576	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1343	}	1578	}
1344	}	1579	}
1345	}	1580	}
		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
1346		1594
1347	sub save($) {	1595	sub save($) {
1348	my ($pl) = @_;	1596	my ($pl) = @_;
1349		1597
1350	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1603	return if $pl->{deny_save};
1356		1604
1357	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
1359		1607
		1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1612
1360	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1361	Coro::cede;	1614	cf::cede_to_tick;
1362	}	1615	}
1363		1616
1364	sub new($) {	1617	sub new($) {
1365	my ($login) = @_;	1618	my ($login) = @_;
1366		1619
…		…
1372	$cf::PLAYER{$login} = $self;	1625	$cf::PLAYER{$login} = $self;
1373		1626
1374	$self	1627	$self
1375	}	1628	}
1376		1629
		1630	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1631
		1632	=cut
		1633
		1634	sub send_msg {
		1635	my $ns = shift->ns
		1636	or return;
		1637	$ns->send_msg (@_);
		1638	}
		1639
1377	=item $pl->quit_character	1640	=item $pl->quit_character
1378		1641
1379	Nukes the player without looking back. If logged in, the connection will	1642	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1643	be destroyed. May block for a long time.
1381		1644
…		…
1385	my ($pl) = @_;	1648	my ($pl) = @_;
1386		1649
1387	my $name = $pl->ob->name;	1650	my $name = $pl->ob->name;
1388		1651
1389	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1654
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1656	$pl->deactivate;
		1657
		1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1659	ext::highscore::check ($pl->ob);
		1660
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1396		1663
1397	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1701	or return [];
1435		1702
1436	my @logins;	1703	my @logins;
1437		1704
1438	for my $login (@$dirs) {	1705	for my $login (@$dirs) {
		1706	my $path = path $login;
		1707
		1708	# a .pst is a dead give-away for a valid player
		1709	# if no pst file found, open and chekc for blocked users
		1710	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1711	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1712	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1713	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1714	}
1442		1715
1443	utf8::decode $login;	1716	utf8::decode $login;
1444	push @logins, $login;	1717	push @logins, $login;
1445	}	1718	}
1446		1719
1447	\@logins	1720	\@logins
1448	}	1721	}
1449		1722
1450	=item $player->maps	1723	=item $player->maps
		1724
		1725	=item cf::player::maps $login
1451		1726
1452	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1453	player. May block.	1728	player. May block.
1454		1729
1455	=cut	1730	=cut
…		…
1473	}	1748	}
1474		1749
1475	\@paths	1750	\@paths
1476	}	1751	}
1477		1752
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1753	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1754
1480	Expand crossfire pod fragments into protocol xml.	1755	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1756
1528	=item $player->ext_reply ($msgid, @msg)	1757	=item $player->ext_reply ($msgid, @msg)
1529		1758
1530	Sends an ext reply to the player.	1759	Sends an ext reply to the player.
1531		1760
1532	=cut	1761	=cut
1533		1762
1534	sub ext_reply($$@) {	1763	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1764	my ($self, $id, @msg) = @_;
1536		1765
1537	if ($self->ns->extcmd == 2) {	1766	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1767	}
1545		1768
1546	=item $player->ext_msg ($type, @msg)	1769	=item $player->ext_msg ($type, @msg)
1547		1770
1548	Sends an ext event to the client.	1771	Sends an ext event to the client.
…		…
1569		1792
1570	=cut	1793	=cut
1571		1794
1572	sub find_by_path($) {	1795	sub find_by_path($) {
1573	my ($path) = @_;	1796	my ($path) = @_;
		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
1574		1799
1575	my ($match, $specificity);	1800	my ($match, $specificity);
1576		1801
1577	for my $region (list) {	1802	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1829	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1830	our $DEFAULT_RESET = 3000;
1606		1831
1607	sub generate_random_map {	1832	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1833	my ($self, $rmp) = @_;
		1834
		1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1836
1609	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1838	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1632		1860
1633	sub register {	1861	sub register {
1634	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1863	my $pkg = caller;
1636		1864
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1866
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1868	}
1642		1869
1643	# also paths starting with '/'	1870	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1872
1646	sub thawer_merge {	1873	sub thawer_merge {
1647	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1648		1875
1649	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1654	}	1881	}
1655		1882
1656	sub normalise {	1883	sub normalise {
1657	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1658		1885
1659	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1660		1887
1661	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1662		1889
1663	# map plan:	1890	# map plan:
1664	#	1891	#
…		…
1703	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1704	return $self;	1931	return $self;
1705	}	1932	}
1706	}	1933	}
1707		1934
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	1936	()
1710	}	1937	}
1711		1938
1712	sub init {	1939	sub init {
1713	my ($self) = @_;	1940	my ($self) = @_;
…		…
1735		1962
1736	# the temporary/swap location	1963	# the temporary/swap location
1737	sub save_path {	1964	sub save_path {
1738	my ($self) = @_;	1965	my ($self) = @_;
1739		1966
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1967	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1968	"$TMPDIR/$path.map"
1742	}	1969	}
1743		1970
1744	# the unique path, undef == no special unique path	1971	# the unique path, undef == no special unique path
1745	sub uniq_path {	1972	sub uniq_path {
1746	my ($self) = @_;	1973	my ($self) = @_;
1747		1974
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1975	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1976	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1977	}
1760		1978
1761	sub decay_objects {	1979	sub decay_objects {
1762	my ($self) = @_;	1980	my ($self) = @_;
1763		1981
…		…
1776		1994
1777	sub load_header_from($) {	1995	sub load_header_from($) {
1778	my ($self, $path) = @_;	1996	my ($self, $path) = @_;
1779		1997
1780	utf8::encode $path;	1998	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1999	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2000	or return;
		2001
		2002	$self->_load_header ($f)
		2003	or return;
		2004
		2005	local $MAP_LOADING{$self->{path}} = $self;
		2006	$f->resolve_delayed_derefs;
1786		2007
1787	$self->{load_path} = $path;	2008	$self->{load_path} = $path;
1788		2009
1789	1	2010	1
1790	}	2011	}
…		…
1842		2063
1843	sub find;	2064	sub find;
1844	sub find {	2065	sub find {
1845	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
1846		2067
		2068	cf::cede_to_tick;
		2069
1847	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1848		2071
		2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2074
1851	$cf::MAP{$path} || do {	2075	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2076	my $map = new_from_path cf::map $path
1854	or return;	2077	or return;
1855		2078
1856	$map->{last_save} = $cf::RUNTIME;	2079	$map->{last_save} = $cf::RUNTIME;
1857		2080
…		…
1859	or return;	2082	or return;
1860		2083
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2084	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2085	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2086	#$cf::WAIT_FOR_TICK->wait;
		2087	undef $guard2;
		2088	undef $guard1;
1864	$map->reset;	2089	$map->reset;
1865	undef $guard;
1866	return find $path;	2090	return find $path;
1867	}	2091	}
1868		2092
1869	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
1870	}	2094	}
1871	}	2095	}
1872		2096
1873	sub pre_load { }	2097	sub pre_load { }
1874	sub post_load { }	2098	#sub post_load { } # XS
1875		2099
1876	sub load {	2100	sub load {
1877	my ($self) = @_;	2101	my ($self) = @_;
1878		2102
1879	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
1880		2104
1881	my $path = $self->{path};	2105	my $path = $self->{path};
1882		2106
1883	{	2107	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2108	my $guard = cf::lock_acquire "map_data:$path";
1885		2109
		2110	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2111	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2112
1888	$self->in_memory (cf::MAP_LOADING);	2113	$self->in_memory (cf::MAP_LOADING);
1889		2114
1890	$self->alloc;	2115	$self->alloc;
1891		2116
1892	$self->pre_load;	2117	$self->pre_load;
1893	Coro::cede;	2118	cf::cede_to_tick;
1894		2119
		2120	my $f = new_from_file cf::object::thawer $self->{load_path};
		2121	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2122	$self->_load_objects ($f)
1896	or return;	2123	or return;
1897		2124
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2125	$self->post_load_original
1899	if delete $self->{load_original};	2126	if delete $self->{load_original};
1900		2127
1901	if (my $uniq = $self->uniq_path) {	2128	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2129	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2130	unless (aio_stat $uniq) {
		2131	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2132	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2133	$self->_load_objects ($f);
		2134	$f->resolve_delayed_derefs;
		2135	}
1906	}	2136	}
1907	}	2137	}
1908		2138
1909	Coro::cede;	2139	$f->resolve_delayed_derefs;
		2140
		2141	cf::cede_to_tick;
1910	# now do the right thing for maps	2142	# now do the right thing for maps
1911	$self->link_multipart_objects;	2143	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2144	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2145	unless $self->difficulty;
1914	Coro::cede;	2146	cf::cede_to_tick;
1915		2147
1916	unless ($self->{deny_activate}) {	2148	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2149	$self->decay_objects;
1918	$self->fix_auto_apply;	2150	$self->fix_auto_apply;
1919	$self->update_buttons;	2151	$self->update_buttons;
1920	Coro::cede;	2152	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2153	$self->activate;
1924	}	2154	}
1925		2155
		2156	$self->{last_save} = $cf::RUNTIME;
		2157	$self->last_access ($cf::RUNTIME);
		2158
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2159	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2160	}
1928		2161
1929	$self->post_load;	2162	$self->post_load;
1930	}	2163	}
1931		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2168	sub customise_for {
1933	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
1934		2170
1935	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2172	if $self->per_player;
…		…
1940		2176
1941	$self	2177	$self
1942	}	2178	}
1943		2179
1944	# find and load all maps in the 3x3 area around a map	2180	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2181	sub load_neighbours {
1946	my ($map) = @_;	2182	my ($map) = @_;
1947		2183
1948	my @diag; # diagonal neighbours	2184	my @neigh; # diagonal neighbours
1949		2185
1950	for (0 .. 3) {	2186	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2187	my $neigh = $map->tile_path ($_)
1952	or next;	2188	or next;
1953	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
1954	or next;	2190	or next;
1955	$neigh->load;	2191	$neigh->load;
1956		2192
		2193	# now find the diagonal neighbours
		2194	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2197	}
1960		2198
1961	for (@diag) {	2199	for (grep defined $_->[0], @neigh) {
		2200	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2201	my $neigh = find $path, $origin
1963	or next;	2202	or next;
1964	$neigh->load;	2203	$neigh->load;
1965	}	2204	}
1966	}	2205	}
1967		2206
1968	sub find_sync {	2207	sub find_sync {
1969	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
1970		2209
1971	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
1972	}	2214	}
1973		2215
1974	sub do_load_sync {	2216	sub do_load_sync {
1975	my ($map) = @_;	2217	my ($map) = @_;
1976		2218
1977	cf::sync_job { $map->load };	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2220	if $Coro::current == $Coro::main;
		2221
		2222	$map->load;
1978	}	2223	}
1979		2224
1980	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
1982		2227
1983	sub find_async {	2228	sub find_async {
1984	my ($path, $origin) = @_;	2229	my ($path, $origin, $load) = @_;
1985		2230
1986	$path = normalise $path, $origin && $origin->{path};	2231	$path = normalise $path, $origin && $origin->{path};
1987		2232
1988	if (my $map = $cf::MAP{$path}) {	2233	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2234	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2235	}
1991		2236
1992	undef $MAP_PREFETCH{$path};	2237	$MAP_PREFETCH{$path} |= $load;
		2238
1993	$MAP_PREFETCHER ||= cf::async {	2239	$MAP_PREFETCHER ||= cf::async {
		2240	$Coro::current->{desc} = "map prefetcher";
		2241
1994	while (%MAP_PREFETCH) {	2242	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2243	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2244	if (my $map = find $k) {
1997	$map->load;	2245	$map->load if $v;
1998	}	2246	}
1999		2247
2000	delete $MAP_PREFETCH{$path};	2248	delete $MAP_PREFETCH{$k};
2001	}	2249	}
2002	}	2250	}
2003	undef $MAP_PREFETCHER;	2251	undef $MAP_PREFETCHER;
2004	};	2252	};
2005	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
2006		2254
2007	()	2255	()
2008	}	2256	}
2009		2257
		2258	# common code, used by both ->save and ->swapout
2010	sub save {	2259	sub _save {
2011	my ($self) = @_;	2260	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2261
2015	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
2016		2263
2017	return unless $self->dirty;	2264	return unless $self->dirty;
2018		2265
…		…
2024	return if $self->{deny_save};	2271	return if $self->{deny_save};
2025		2272
2026	local $self->{last_access} = $self->last_access;#d#	2273	local $self->{last_access} = $self->last_access;#d#
2027		2274
2028	cf::async {	2275	cf::async {
		2276	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2277	$_->contr->save for $self->players;
2030	};	2278	};
		2279
		2280	cf::get_slot 0.02;
2031		2281
2032	if ($uniq) {	2282	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2283	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2284	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2285	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2287	}
2038	}	2288	}
2039		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2040	sub swap_out {	2298	sub swap_out {
2041	my ($self) = @_;	2299	my ($self) = @_;
2042		2300
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2302
		2303	return if $self->in_memory != cf::MAP_ACTIVE;
		2304	return if $self->{deny_save};
2048	return if $self->players;	2305	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
		2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
2052	$self->clear;	2316	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2317	}
2055		2318
2056	sub reset_at {	2319	sub reset_at {
2057	my ($self) = @_;	2320	my ($self) = @_;
2058		2321
…		…
2076		2339
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2341
2079	return if $self->players;	2342	return if $self->players;
2080		2343
2081	warn "resetting map ", $self->path;	2344	cf::trace "resetting map ", $self->path, "\n";
2082		2345
2083	$self->in_memory (cf::MAP_SWAPPED);	2346	$self->in_memory (cf::MAP_SWAPPED);
2084		2347
2085	# need to save uniques path	2348	# need to save uniques path
2086	unless ($self->{deny_save}) {	2349	unless ($self->{deny_save}) {
…		…
2090	if $uniq;	2353	if $uniq;
2091	}	2354	}
2092		2355
2093	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2094		2357
		2358	$self->deactivate;
		2359	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2360	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2361
2099	$self->unlink_save;	2362	$self->unlink_save;
2100	$self->destroy;	2363	$self->destroy;
2101	}	2364	}
2102		2365
2103	my $nuke_counter = "aaaa";	2366	my $nuke_counter = "aaaa";
2104		2367
2105	sub nuke {	2368	sub nuke {
2106	my ($self) = @_;	2369	my ($self) = @_;
2107		2370
		2371	{
		2372	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2373
2108	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2109		2375
2110	$self->unlink_save;	2376	$self->unlink_save;
2111		2377
2112	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2383
2118	$cf::MAP{$self->path} = $self;	2384	$cf::MAP{$self->path} = $self;
		2385	}
2119		2386
2120	$self->reset; # polite request, might not happen	2387	$self->reset; # polite request, might not happen
2121	}	2388	}
2122		2389
2123	=item $maps = cf::map::tmp_maps	2390	=item $maps = cf::map::tmp_maps
…		…
2165		2432
2166	sub unique_maps() {	2433	sub unique_maps() {
2167	[	2434	[
2168	map {	2435	map {
2169	utf8::decode $_;	2436	utf8::decode $_;
2170	/\.map$/	2437	s/\.map$//; # TODO future compatibility hack
		2438	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2439	? ()
2171	? normalise $_	2440	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2441	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2442	]
2175	}	2443	}
2176		2444
2177	package cf;	2445	=item cf::map::static_maps
		2446
		2447	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2448	file in the shared directory excluding F</styles> and F</editor>). May
		2449	block.
		2450
		2451	=cut
		2452
		2453	sub static_maps() {
		2454	my @dirs = "";
		2455	my @maps;
		2456
		2457	while (@dirs) {
		2458	my $dir = shift @dirs;
		2459
		2460	next if $dir eq "/styles" || $dir eq "/editor";
		2461
		2462	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2463	or return;
		2464
		2465	for (@$files) {
		2466	s/\.map$// or next;
		2467	utf8::decode $_;
		2468	push @maps, "$dir/$_";
		2469	}
		2470
		2471	push @dirs, map "$dir/$_", @$dirs;
		2472	}
		2473
		2474	\@maps
		2475	}
2178		2476
2179	=back	2477	=back
2180		2478
2181	=head3 cf::object	2479	=head3 cf::object
2182		2480
…		…
2186		2484
2187	=over 4	2485	=over 4
2188		2486
2189	=item $ob->inv_recursive	2487	=item $ob->inv_recursive
2190		2488
2191	Returns the inventory of the object _and_ their inventories, recursively.	2489	Returns the inventory of the object I<and> their inventories, recursively,
		2490	but I<not> the object itself.
2192		2491
2193	=cut	2492	=cut
2194		2493
2195	sub inv_recursive_;	2494	sub inv_recursive_;
2196	sub inv_recursive_ {	2495	sub inv_recursive_ {
…		…
2199		2498
2200	sub inv_recursive {	2499	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2500	inv_recursive_ inv $_[0]
2202	}	2501	}
2203		2502
		2503	=item $ref = $ob->ref
		2504
		2505	Creates and returns a persistent reference to an object that can be stored as a string.
		2506
		2507	=item $ob = cf::object::deref ($refstring)
		2508
		2509	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2510	even if the object actually exists. May block.
		2511
		2512	=cut
		2513
		2514	sub deref {
		2515	my ($ref) = @_;
		2516
		2517	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2518	my ($uuid, $name) = ($1, $2);
		2519	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2520	or return;
		2521	$pl->ob->uuid eq $uuid
		2522	or return;
		2523
		2524	$pl->ob
		2525	} else {
		2526	warn "$ref: cannot resolve object reference\n";
		2527	undef
		2528	}
		2529	}
		2530
2204	package cf;	2531	package cf;
2205		2532
2206	=back	2533	=back
2207		2534
2208	=head3 cf::object::player	2535	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2541	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2542	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2543	dialogue with the given NPC character.
2217		2544
2218	=cut	2545	=cut
		2546
		2547	our $SAY_CHANNEL = {
		2548	id => "say",
		2549	title => "Map",
		2550	reply => "say ",
		2551	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2552	};
		2553
		2554	our $CHAT_CHANNEL = {
		2555	id => "chat",
		2556	title => "Chat",
		2557	reply => "chat ",
		2558	tooltip => "Player chat and shouts, global to the server.",
		2559	};
2219		2560
2220	# rough implementation of a future "reply" method that works	2561	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2562	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2563	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2564	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2576	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2577	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2578
2238	} else {	2579	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2580	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2581	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2582	}
2242	}	2583	}
		2584	}
		2585
		2586	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2587
		2588	=cut
		2589
		2590	sub cf::object::send_msg {
		2591	my $pl = shift->contr
		2592	or return;
		2593	$pl->send_msg (@_);
2243	}	2594	}
2244		2595
2245	=item $player_object->may ("access")	2596	=item $player_object->may ("access")
2246		2597
2247	Returns wether the given player is authorized to access resource "access"	2598	Returns wether the given player is authorized to access resource "access"
…		…
2260		2611
2261	=item $player_object->enter_link	2612	=item $player_object->enter_link
2262		2613
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2615
2265	The player should be reasonably safe there for short amounts of time. You	2616	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2617	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2618	though, as the player cannot control the character while it is on the link
		2619	map.
2267		2620
2268	Will never block.	2621	Will never block.
2269		2622
2270	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
2271		2624
…		…
2291	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2645	my ($self) = @_;
2293		2646
2294	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2295		2648
		2649	++$self->{_link_recursion};
		2650
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2652
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2300		2655
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2657	}
2303		2658
2304	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2306		2661
…		…
2323	($x, $y) = (-1, -1)	2678	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2679	unless (defined $x) && (defined $y);
2325		2680
2326	# use -1 or undef as default coordinates, not 0, 0	2681	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2682	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2683	if $x <= 0 && $y <= 0;
2329		2684
2330	$map->load;	2685	$map->load;
2331	$map->load_diag;	2686	$map->load_neighbours;
2332		2687
2333	return unless $self->contr->active;	2688	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2689
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2338	}	2692	# entering was successful
		2693	delete $self->{_link_recursion};
		2694	# only activate afterwards, to support waiting in hooks
		2695	$self->activate_recursive;
		2696	}
2339		2697
		2698	}
		2699
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2701
2342	Moves the player to the given map-path and coordinates by first freezing	2702	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2703	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2704	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2705	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2706	be called at the end of this process.
2347		2707
		2708	Note that $check will be called with a potentially non-loaded map, so if
		2709	it needs a loaded map it has to call C<< ->load >>.
		2710
2348	=cut	2711	=cut
2349		2712
2350	our $GOTOGEN;	2713	our $GOTOGEN;
2351		2714
2352	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
		2723
2355	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2726
2358	$self->enter_link;	2727	$self->enter_link;
2359		2728
2360	(async {	2729	(async {
		2730	$Coro::current->{desc} = "player::goto $path $x $y";
		2731
		2732	# *tag paths override both path and x|y
		2733	if ($path =~ /^\*(.*)$/) {
		2734	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2735	my $ob = $obs[rand @obs];
		2736
		2737	# see if we actually can go there
		2738	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2739	$ob = $obs[rand @obs];
		2740	} else {
		2741	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2742	}
		2743	# else put us there anyways for now #d#
		2744
		2745	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2746	} else {
		2747	($path, $x, $y) = (undef, undef, undef);
		2748	}
		2749	}
		2750
2361	my $map = eval {	2751	my $map = eval {
2362	my $map = cf::map::find $path;	2752	my $map = defined $path ? cf::map::find $path : undef;
2363		2753
2364	if ($map) {	2754	if ($map) {
2365	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2757	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2759	}
2370		2760
2371	$map	2761	$map
2372	};	2762	};
2373		2763
…		…
2379	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2382	}	2772	}
2383		2773
2384	$done->() if $done;	2774	$done->($self) if $done;
2385	})->prio (1);	2775	})->prio (1);
2386	}	2776	}
2387		2777
2388	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2389		2779
…		…
2409	}	2799	}
2410		2800
2411	sub prepare_random_map {	2801	sub prepare_random_map {
2412	my ($exit) = @_;	2802	my ($exit) = @_;
2413		2803
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2804	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2805	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2806	# that depends on the exit object
2419		2807
2420	my $rmp = parse_random_map_params $exit->msg;	2808	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2810	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2811	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2812	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2813	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2814	$rmp->{origin_y} = $exit->y;
		2815
		2816	$exit->map->touch;
2427	}	2817	}
2428		2818
2429	$rmp->{random_seed} ||= $exit->random_seed;	2819	$rmp->{random_seed} ||= $exit->random_seed;
2430		2820
2431	my $data = cf::to_json $rmp;	2821	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2822	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2823	my $meta = "$RANDOMDIR/$md5.meta";
2434		2824
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2825	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2826	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2827	undef $fh;
2438	aio_rename "$meta~", $meta;	2828	aio_rename "$meta~", $meta;
2439		2829
		2830	my $slaying = "?random/$md5";
		2831
		2832	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2833	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2834	$exit->msg (undef);
		2835	}
2442	}	2836	}
2443	}	2837	}
2444		2838
2445	sub cf::object::player::enter_exit {	2839	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2840	my ($self, $exit) = @_;
2447		2841
2448	return unless $self->type == cf::PLAYER;	2842	return unless $self->type == cf::PLAYER;
2449		2843
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2844	$self->enter_link;
2462		2845
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2846	(async {
2468	$self->deactivate_recursive; # just to be sure	2847	$Coro::current->{desc} = "enter_exit";
		2848
2469	unless (eval {	2849	unless (eval {
		2850	$self->deactivate_recursive; # just to be sure
		2851
		2852	# random map handling
		2853	{
		2854	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2855
		2856	prepare_random_map $exit
		2857	if $exit->slaying eq "/!";
		2858	}
		2859
		2860	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2861	my $x = $exit->stats->hp;
		2862	my $y = $exit->stats->sp;
		2863
2470	$self->goto ($slaying, $hp, $sp);	2864	$self->goto ($map, $x, $y);
2471		2865
		2866	# if exit is damned, update players death & WoR home-position
		2867	$self->contr->savebed ($map, $x, $y)
		2868	if $exit->flag (cf::FLAG_DAMNED);
		2869
2472	1;	2870	1
2473	}) {	2871	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2876
2479	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	2878	$self->leave_link;
2481	}	2879	}
2482	})->prio (1);	2880	})->prio (1);
2483	}	2881	}
2484		2882
…		…
2496	sub cf::client::send_drawinfo {	2894	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	2895	my ($self, $text, $flags) = @_;
2498		2896
2499	utf8::encode $text;	2897	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2898	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2899	}
		2900
		2901	=item $client->send_big_packet ($pkt)
		2902
		2903	Like C<send_packet>, but tries to compress large packets, and fragments
		2904	them as required.
		2905
		2906	=cut
		2907
		2908	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2909
		2910	sub cf::client::send_big_packet {
		2911	my ($self, $pkt) = @_;
		2912
		2913	# try lzf for large packets
		2914	$pkt = "lzf " . Compress::LZF::compress $pkt
		2915	if 1024 <= length $pkt and $self->{can_lzf};
		2916
		2917	# split very large packets
		2918	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2919	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2920	$pkt = "frag";
		2921	}
		2922
		2923	$self->send_packet ($pkt);
2501	}	2924	}
2502		2925
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	2926	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		2927
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	2928	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2930	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2931	the message unless the client supports the msg packet.
2509		2932
2510	=cut	2933	=cut
2511		2934
		2935	# non-persistent channels (usually the info channel)
		2936	our %CHANNEL = (
		2937	"c/motd" => {
		2938	id => "infobox",
		2939	title => "MOTD",
		2940	reply => undef,
		2941	tooltip => "The message of the day",
		2942	},
		2943	"c/identify" => {
		2944	id => "infobox",
		2945	title => "Identify",
		2946	reply => undef,
		2947	tooltip => "Items recently identified",
		2948	},
		2949	"c/examine" => {
		2950	id => "infobox",
		2951	title => "Examine",
		2952	reply => undef,
		2953	tooltip => "Signs and other items you examined",
		2954	},
		2955	"c/shopinfo" => {
		2956	id => "infobox",
		2957	title => "Shop Info",
		2958	reply => undef,
		2959	tooltip => "What your bargaining skill tells you about the shop",
		2960	},
		2961	"c/book" => {
		2962	id => "infobox",
		2963	title => "Book",
		2964	reply => undef,
		2965	tooltip => "The contents of a note or book",
		2966	},
		2967	"c/lookat" => {
		2968	id => "infobox",
		2969	title => "Look",
		2970	reply => undef,
		2971	tooltip => "What you saw there",
		2972	},
		2973	"c/who" => {
		2974	id => "infobox",
		2975	title => "Players",
		2976	reply => undef,
		2977	tooltip => "Shows players who are currently online",
		2978	},
		2979	"c/body" => {
		2980	id => "infobox",
		2981	title => "Body Parts",
		2982	reply => undef,
		2983	tooltip => "Shows which body parts you posess and are available",
		2984	},
		2985	"c/statistics" => {
		2986	id => "infobox",
		2987	title => "Statistics",
		2988	reply => undef,
		2989	tooltip => "Shows your primary statistics",
		2990	},
		2991	"c/skills" => {
		2992	id => "infobox",
		2993	title => "Skills",
		2994	reply => undef,
		2995	tooltip => "Shows your experience per skill and item power",
		2996	},
		2997	"c/shopitems" => {
		2998	id => "infobox",
		2999	title => "Shop Items",
		3000	reply => undef,
		3001	tooltip => "Shows the items currently for sale in this shop",
		3002	},
		3003	"c/resistances" => {
		3004	id => "infobox",
		3005	title => "Resistances",
		3006	reply => undef,
		3007	tooltip => "Shows your resistances",
		3008	},
		3009	"c/pets" => {
		3010	id => "infobox",
		3011	title => "Pets",
		3012	reply => undef,
		3013	tooltip => "Shows information abotu your pets/a specific pet",
		3014	},
		3015	"c/perceiveself" => {
		3016	id => "infobox",
		3017	title => "Perceive Self",
		3018	reply => undef,
		3019	tooltip => "You gained detailed knowledge about yourself",
		3020	},
		3021	"c/uptime" => {
		3022	id => "infobox",
		3023	title => "Uptime",
		3024	reply => undef,
		3025	tooltip => "How long the server has been running since last restart",
		3026	},
		3027	"c/mapinfo" => {
		3028	id => "infobox",
		3029	title => "Map Info",
		3030	reply => undef,
		3031	tooltip => "Information related to the maps",
		3032	},
		3033	"c/party" => {
		3034	id => "party",
		3035	title => "Party",
		3036	reply => "gsay ",
		3037	tooltip => "Messages and chat related to your party",
		3038	},
		3039	"c/death" => {
		3040	id => "death",
		3041	title => "Death",
		3042	reply => undef,
		3043	tooltip => "Reason for and more info about your most recent death",
		3044	},
		3045	"c/say" => $SAY_CHANNEL,
		3046	"c/chat" => $CHAT_CHANNEL,
		3047	);
		3048
2512	sub cf::client::send_msg {	3049	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3050	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3051
2515	$msg = $self->pl->expand_cfpod ($msg);	3052	$msg = $self->pl->expand_cfpod ($msg)
		3053	unless $color & cf::NDI_VERBATIM;
2516		3054
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3055	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3056
		3057	# check predefined channels, for the benefit of C
		3058	if ($CHANNEL{$channel}) {
		3059	$channel = $CHANNEL{$channel};
		3060
		3061	$self->ext_msg (channel_info => $channel);
		3062	$channel = $channel->{id};
		3063
2519	if (ref $channel) {	3064	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3065	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3066	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3067	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3068	$self->ext_msg (channel_info => $channel);
2524	}	3069	}
…		…
2526	$channel = $channel->{id};	3071	$channel = $channel->{id};
2527	}	3072	}
2528		3073
2529	return unless @extra || length $msg;	3074	return unless @extra || length $msg;
2530		3075
2531	if ($self->can_msg) {	3076	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3077	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3078	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3079
2544	if ($color >= 0) {	3080	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3081	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3082	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3083	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3084
2549	$self->send_packet ("drawinfo $color $msg")	3085	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3086	}
2554		3087
2555	=item $client->ext_msg ($type, @msg)	3088	=item $client->ext_msg ($type, @msg)
2556		3089
2557	Sends an ext event to the client.	3090	Sends an ext event to the client.
…		…
2559	=cut	3092	=cut
2560		3093
2561	sub cf::client::ext_msg($$@) {	3094	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3095	my ($self, $type, @msg) = @_;
2563		3096
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3097	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3098	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3099	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3100	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3102	}
		3103	}
		3104
		3105	=item $client->ext_reply ($msgid, @msg)
		3106
		3107	Sends an ext reply to the client.
		3108
		3109	=cut
		3110
		3111	sub cf::client::ext_reply($$@) {
		3112	my ($self, $id, @msg) = @_;
		3113
		3114	if ($self->extcmd == 2) {
		3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3116	} elsif ($self->extcmd == 1) {
		3117	#TODO: version 1, remove
		3118	unshift @msg, msgtype => "reply", msgid => $id;
		3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3120	}
2572	}	3121	}
2573		3122
2574	=item $success = $client->query ($flags, "text", \&cb)	3123	=item $success = $client->query ($flags, "text", \&cb)
2575		3124
…		…
2636	my ($type, $reply, @payload) =	3185	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3186	"ARRAY" eq ref $msg
2638	? @$msg	3187	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3188	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3189
		3190	my @reply;
		3191
2641	if (my $cb = $EXTICMD{$type}) {	3192	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3193	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3194	}
		3195
		3196	$ns->ext_reply ($reply, @reply)
		3197	if $reply;
		3198
2647	} else {	3199	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3201	}
2650		3202
2651	cf::override;	3203	cf::override;
2652	},	3204	},
2653	);	3205	);
…		…
2673		3225
2674	$coro	3226	$coro
2675	}	3227	}
2676		3228
2677	cf::client->attach (	3229	cf::client->attach (
2678	on_destroy => sub {	3230	on_client_destroy => sub {
2679	my ($ns) = @_;	3231	my ($ns) = @_;
2680		3232
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3234	},
2683	);	3235	);
…		…
2698	our $safe = new Safe "safe";	3250	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
2700		3252
2701	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
2702		3254
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3255	$safe->permit_only (Opcode::opset qw(
		3256	:base_core :base_mem :base_orig :base_math :base_loop
		3257	grepstart grepwhile mapstart mapwhile
		3258	sort time
		3259	));
2704		3260
2705	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
2706		3262
2707	=pod	3263	=pod
2708		3264
2709	The following functions and methods are available within a safe environment:	3265	The following functions and methods are available within a safe environment:
2710		3266
2711	cf::object	3267	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3268	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3269	insert remove name archname title slaying race decrease split
		3270	value
2714		3271
2715	cf::object::player	3272	cf::object::player
2716	player	3273	player
2717		3274
2718	cf::player	3275	cf::player
…		…
2723		3280
2724	=cut	3281	=cut
2725		3282
2726	for (	3283	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3284	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3285	insert remove inv nrof name archname title slaying race
		3286	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3288	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
2732	) {	3290	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3293	for @funs;
2737	}	3294	}
2738		3295
…		…
2753		3310
2754	my $qcode = $code;	3311	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
2757		3314
		3315	%vars = (_dummy => 0) unless %vars;
		3316
		3317	my @res;
2758	local $_;	3318	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3319
2761	my $eval =	3320	my $eval =
2762	"do {\n"	3321	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3324	. $code
2766	. "\n}"	3325	. "\n}"
2767	;	3326	;
2768		3327
		3328	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
2772		3337
2773	if ($@) {	3338	if ($@) {
2774	warn "$@";	3339	warn "$@",
2775	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
2777	}	3342	}
2778		3343
2779	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
2780	}	3345	}
2781		3346
…		…
2795	=cut	3360	=cut
2796		3361
2797	sub register_script_function {	3362	sub register_script_function {
2798	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
2799		3364
2800	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
2802	}	3367	}
2803		3368
2804	=back	3369	=back
2805		3370
2806	=cut	3371	=cut
…		…
2809	# the server's init and main functions	3374	# the server's init and main functions
2810		3375
2811	sub load_facedata($) {	3376	sub load_facedata($) {
2812	my ($path) = @_;	3377	my ($path) = @_;
2813		3378
		3379	# HACK to clear player env face cache, we need some signal framework
		3380	# for this (global event?)
		3381	%ext::player_env::MUSIC_FACE_CACHE = ();
		3382
		3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3384
2814	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
2815		3386
2816	my $facedata;
2817	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
2818	or die "$path: $!";	3388	or die "$path: $!";
2819		3389
2820	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
2821		3391
2822	$facedata->{version} == 2	3392	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3394
		3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3397	$facedata->{resource}{"res/exp_table"} = {
		3398	type => FT_RSRC,
		3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
		3401	};
		3402	cf::cede_to_tick;
		3403
2825	{	3404	{
2826	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
2827		3406
2828	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3409
2830	cf::face::set_visibility $idx, $info->{visibility};	3410	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3411	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3414
2835	cf::cede_to_tick;	3415	cf::cede_to_tick;
2836	}	3416	}
2837		3417
2838	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3419	next unless $info->{smooth};
		3420
2840	my $idx = cf::face::find $face	3421	my $idx = cf::face::find $face
2841	or next;	3422	or next;
		3423
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3427	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3429	}
2848		3430
2849	cf::cede_to_tick;	3431	cf::cede_to_tick;
2850	}	3432	}
2851	}	3433	}
…		…
2860		3442
2861	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
2862	}	3444	}
2863		3445
2864	{	3446	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3447	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3448
2872	while (my ($name, $info) = each %$res) {	3449	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3450	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3452
2880	if ($info->{type} & 1) {
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3454	cf::face::set_type $idx, $info->{type};
2887	} else {	3455	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3456	$RESOURCE{$name} = $info; # unused
2889	}	3457	}
2890		3458
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3459	cf::cede_to_tick;
2894	}	3460	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	warn "$sound->[0]: $face\n";#d#
2905
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	#TODO
2911	}
2912	}	3461	}
		3462
		3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2913		3464
2914	1	3465	1
2915	}	3466	}
2916		3467
2917	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
…		…
2920	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
2921	$ns->fx_want ($k, $v);	3472	$ns->fx_want ($k, $v);
2922	}	3473	}
2923	};	3474	};
2924		3475
		3476	sub load_resource_file($) {
		3477	my $guard = lock_acquire "load_resource_file";
		3478
		3479	my $status = load_resource_file_ $_[0];
		3480	get_slot 0.1, 100;
		3481	cf::arch::commit_load;
		3482
		3483	$status
		3484	}
		3485
2925	sub reload_regions {	3486	sub reload_regions {
		3487	# HACK to clear player env face cache, we need some signal framework
		3488	# for this (global event?)
		3489	%ext::player_env::MUSIC_FACE_CACHE = ();
		3490
2926	load_resource_file "$MAPDIR/regions"	3491	load_resource_file "$MAPDIR/regions"
2927	or die "unable to load regions file\n";	3492	or die "unable to load regions file\n";
2928		3493
2929	for (cf::region::list) {	3494	for (cf::region::list) {
2930	$_->{match} = qr/$_->{match}/	3495	$_->{match} = qr/$_->{match}/
…		…
2938	}	3503	}
2939		3504
2940	sub reload_archetypes {	3505	sub reload_archetypes {
2941	load_resource_file "$DATADIR/archetypes"	3506	load_resource_file "$DATADIR/archetypes"
2942	or die "unable to load archetypes\n";	3507	or die "unable to load archetypes\n";
2943	#d# NEED to laod twice to resolve forward references
2944	# this really needs to be done in an extra post-pass
2945	# (which needs to be synchronous, so solve it differently)
2946	load_resource_file "$DATADIR/archetypes"
2947	or die "unable to load archetypes\n";
2948	}	3508	}
2949		3509
2950	sub reload_treasures {	3510	sub reload_treasures {
2951	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
2952	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
2953	}	3513	}
2954		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
2955	sub reload_resources {	3538	sub reload_resources {
2956	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
2957		3540
		3541	reload_exp_table;
		3542	reload_materials;
		3543	reload_facedata;
		3544	reload_sound;
		3545	reload_archetypes;
2958	reload_regions;	3546	reload_regions;
2959	reload_facedata;
2960	#reload_archetypes;#d#
2961	reload_archetypes;
2962	reload_treasures;	3547	reload_treasures;
2963		3548
2964	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
2965	}	3550	}
2966		3551
2967	sub init {	3552	sub reload_config {
2968	reload_resources;	3553	trace "reloading config file...\n";
2969	}
2970		3554
2971	sub cfg_load {	3555	0 < aio_load "$CONFDIR/config", my $config
2972	open my $fh, "<:utf8", "$CONFDIR/config"	3556	or die "$CONFDIR/config: $!";
2973	or return;
2974		3557
2975	local $/;	3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
2976	*CFG = YAML::Syck::Load <$fh>;	3561	*CFG = YAML::XS::Load $config;
2977		3562
2978	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2979		3564
2980	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2981	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2982		3567
2983	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
2987	};	3572	};
2988	warn $@ if $@;	3573	warn $@ if $@;
2989	}	3574	}
2990	}	3575	}
2991		3576
		3577	sub pidfile() {
		3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3579	or die "$PIDFILE: $!";
		3580	flock $fh, &Fcntl::LOCK_EX
		3581	or die "$PIDFILE: flock: $!";
		3582	$fh
		3583	}
		3584
		3585	# make sure only one server instance is running at any one time
		3586	sub atomic {
		3587	my $fh = pidfile;
		3588
		3589	my $pid = <$fh>;
		3590	kill 9, $pid if $pid > 0;
		3591
		3592	seek $fh, 0, 0;
		3593	print $fh $$;
		3594	}
		3595
		3596	sub main_loop {
		3597	trace "EV::loop starting\n";
		3598	if (1) {
		3599	EV::loop;
		3600	}
		3601	trace "EV::loop returned\n";
		3602	goto &main_loop unless $REALLY_UNLOOP;
		3603	}
		3604
2992	sub main {	3605	sub main {
		3606	cf::init_globals; # initialise logging
		3607
		3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3612
		3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3614
2993	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
2994	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
2995	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3617	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2996	(async {	3618	(async {
2997	Event::one_event;	3619	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3620	EV::loop EV::LOOP_ONESHOT;
2998	})->prio (Coro::PRIO_MAX);	3621	})->prio (Coro::PRIO_MAX);
2999	};	3622	};
3000		3623
3001	cfg_load;	3624	evthread_start IO::AIO::poll_fileno;
		3625
		3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
		3635	reload_resources;
		3636	reload_config;
3002	db_init;	3637	db_init;
		3638
		3639	cf::init_uuid;
		3640	cf::init_signals;
		3641	cf::init_skills;
		3642
		3643	cf::init_beforeplay;
		3644
		3645	atomic;
		3646
3003	load_extensions;	3647	load_extensions;
3004		3648
3005	$TICK_WATCHER->start;	3649	utime time, time, $RUNTIMEFILE;
3006	Event::loop;	3650
		3651	# no (long-running) fork's whatsoever before this point(!)
		3652	use POSIX ();
		3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3654
		3655	(pop @POST_INIT)->(0) while @POST_INIT;
		3656	};
		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
		3666	goto &main_loop;
3007	}	3667	}
3008		3668
3009	#############################################################################	3669	#############################################################################
3010	# initialisation and cleanup	3670	# initialisation and cleanup
3011		3671
3012	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3013	BEGIN {	3673	BEGIN {
		3674	our %SIGWATCHER = ();
3014	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3015	Event->signal (	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3016	reentrant => 0,
3017	data => WF_AUTOCANCEL,
3018	signal => $signal,
3019	prio => 0,
3020	cb => sub {
3021	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
3022	},
3023	);	3678	};
3024	}	3679	}
3025	}	3680	}
3026		3681
3027	sub write_runtime {	3682	sub write_runtime_sync {
3028	my $runtime = "$LOCALDIR/runtime";	3683	my $t0 = AE::time;
3029		3684
3030	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3031	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3032		3687
3033	IO::AIO::aio_utime $runtime, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3034		3689
3035	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3036		3691
3037	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3038	or return;	3693	or return;
3039		3694
3040	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3041	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3042	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3052	aio_utime $fh, undef, undef;	3707	aio_utime $fh, undef, undef;
3053		3708
3054	close $fh	3709	close $fh
3055	or return;	3710	or return;
3056		3711
3057	aio_rename "$runtime~", $runtime	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3058	and return;	3713	and return;
3059		3714
3060	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3061		3716
3062	1	3717	1
		3718	}
		3719
		3720	our $uuid_lock;
		3721	our $uuid_skip;
		3722
		3723	sub write_uuid_sync($) {
		3724	$uuid_skip ||= $_[0];
		3725
		3726	return if $uuid_lock;
		3727	local $uuid_lock = 1;
		3728
		3729	my $uuid = "$LOCALDIR/uuid";
		3730
		3731	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3732	or return;
		3733
		3734	my $value = uuid_seq uuid_cur;
		3735
		3736	unless ($value) {
		3737	info "cowardly refusing to write zero uuid value!\n";
		3738	return;
		3739	}
		3740
		3741	my $value = uuid_str $value + $uuid_skip;
		3742	$uuid_skip = 0;
		3743
		3744	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3745	and return;
		3746
		3747	# always fsync - this file is important
		3748	aio_fsync $fh
		3749	and return;
		3750
		3751	close $fh
		3752	or return;
		3753
		3754	aio_rename "$uuid~", $uuid
		3755	and return;
		3756
		3757	trace "uuid file written ($value).\n";
		3758
		3759	1
		3760
		3761	}
		3762
		3763	sub write_uuid($$) {
		3764	my ($skip, $sync) = @_;
		3765
		3766	$sync ? write_uuid_sync $skip
		3767	: async { write_uuid_sync $skip };
3063	}	3768	}
3064		3769
3065	sub emergency_save() {	3770	sub emergency_save() {
3066	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3067		3772
3068	warn "enter emergency perl save\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
3069		3779
3070	cf::sync_job {	3780	cf::sync_job {
		3781	cf::write_runtime_sync; # external watchdog should not bark
		3782
3071	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3072	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3073	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3074	warn "begin emergency player save\n";	3786	info "emergency_perl_save: begin player save\n";
3075	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3076	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3077	$pl->valid or next;	3789	$pl->valid or next;
		3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3078	$pl->save;	3791	$pl->save;
3079	}	3792	}
3080	warn "end emergency player save\n";	3793	info "emergency_perl_save: end player save\n";
3081		3794
3082	warn "begin emergency map save\n";	3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
		3797	info "emergency_perl_save: begin map save\n";
3083	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3084	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3085	$map->valid or next;	3800	$map->valid or next;
3086	$map->save;	3801	$map->save;
3087	}	3802	}
3088	warn "end emergency map save\n";	3803	info "emergency_perl_save: end map save\n";
3089		3804
3090	warn "begin emergency database checkpoint\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin database checkpoint\n";
3091	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3092	warn "end emergency database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
		3810
		3811	info "emergency_perl_save: begin write uuid\n";
		3812	write_uuid_sync 1;
		3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3093	};	3833	};
3094		3834
3095	warn "leave emergency perl save\n";	3835	info "emergency_perl_save: leave\n";
3096	}	3836	}
3097		3837
3098	sub post_cleanup {	3838	sub post_cleanup {
3099	my ($make_core) = @_;	3839	my ($make_core) = @_;
3100		3840
		3841	IO::AIO::flush;
		3842
3101	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3102	if $make_core;	3844	if $make_core;
		3845
		3846	my $fh = pidfile;
		3847	unlink $PIDFILE if <$fh> == $$;
		3848	}
		3849
		3850	# a safer delete_package, copied from Symbol
		3851	sub clear_package($) {
		3852	my $pkg = shift;
		3853
		3854	# expand to full symbol table name if needed
		3855	unless ($pkg =~ /^main::.*::$/) {
		3856	$pkg = "main$pkg" if $pkg =~ /^::/;
		3857	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3858	$pkg .= '::' unless $pkg =~ /::$/;
		3859	}
		3860
		3861	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3862	my $stem_symtab = *{$stem}{HASH};
		3863
		3864	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3865	or return;
		3866
		3867	# clear all symbols
		3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3869	for my $name (keys %$leaf_symtab) {
		3870	_gv_clear *{"$pkg$name"};
		3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3872	}
3103	}	3873	}
3104		3874
3105	sub do_reload_perl() {	3875	sub do_reload_perl() {
3106	# can/must only be called in main	3876	# can/must only be called in main
3107	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3108	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3109	return;	3879	return;
3110	}	3880	}
3111		3881
		3882	return if $RELOAD++;
		3883
		3884	my $t1 = AE::time;
		3885
		3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3112	warn "reloading...";	3888	info "reloading...";
3113		3889
3114	warn "entering sync_job";	3890	trace "entering sync_job";
3115		3891
3116	cf::sync_job {	3892	cf::sync_job {
3117	cf::write_runtime; # external watchdog should not bark
3118	cf::emergency_save;	3893	#cf::emergency_save;
3119	cf::write_runtime; # external watchdog should not bark
3120		3894
3121	warn "syncing database to disk";
3122	BDB::db_env_txn_checkpoint $DB_ENV;
3123
3124	# if anything goes wrong in here, we should simply crash as we already saved
3125
3126	warn "cancelling all WF_AUTOCANCEL watchers";
3127	for (Event::all_watchers) {
3128	$_->cancel if $_->data & WF_AUTOCANCEL;
3129	}
3130
3131	warn "flushing outstanding aio requests";
3132	for (;;) {
3133	BDB::flush;
3134	IO::AIO::flush;
3135	Coro::cede;
3136	last unless IO::AIO::nreqs || BDB::nreqs;
3137	warn "iterate...";
3138	}
3139
3140	++$RELOAD;
3141
3142	warn "cancelling all extension coros";	3895	trace "cancelling all extension coros";
3143	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3144	%EXT_CORO = ();	3897	%EXT_CORO = ();
3145		3898
3146	warn "removing commands";	3899	trace "removing commands";
3147	%COMMAND = ();	3900	%COMMAND = ();
3148		3901
3149	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3150	%EXTCMD = ();	3903	%EXTCMD = ();
3151	%EXTICMD = ();	3904	%EXTICMD = ();
3152		3905
3153	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3154	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3155	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3156		3909
3157	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3158	eval {	3911	eval {
3159	$cb->($pkg);	3912	$cb->($pkg);
3160	1	3913	1
3161	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
		3915	}
		3916
		3917	trace "... clearing $pkg";
		3918	clear_package $pkg;
3162	}	3919	}
3163		3920
3164	warn "... nuking $pkg";
3165	Symbol::delete_package $pkg;
3166	}
3167
3168	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3169	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3171		3924
3172	warn "... unloading $k";	3925	trace "... unloading $k";
3173	delete $INC{$k};	3926	delete $INC{$k};
3174		3927
3175	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3176	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3177		3930
3178	if (my $cb = $k->can ("unload_module")) {	3931	if (my $cb = $k->can ("unload_module")) {
3179	$cb->();	3932	$cb->();
		3933	}
		3934
		3935	clear_package $k;
3180	}	3936	}
3181		3937
3182	Symbol::delete_package $k;
3183	}
3184
3185	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3186	Symbol::delete_package "safe::$_"	3939	clear_package "safe::$_"
3187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3188		3941
3189	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3190	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3191	delete $INC{"cf/pod.pm"};	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3192		3945
3193	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3194	# and global variables created in xs	3947	# and global variables created in xs
3195	#Symbol::delete_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3196		3949
3197	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3198		3951
3199	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3200	require cf;	3953	require cf;
3201	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3954	cf::_connect_to_perl_1;
3202		3955
3203	warn "loading config and database again";	3956	trace "loading config and database again";
3204	cf::cfg_load;	3957	cf::reload_config;
3205		3958
3206	warn "loading extensions";	3959	trace "loading extensions";
3207	cf::load_extensions;	3960	cf::load_extensions;
3208		3961
		3962	if ($REATTACH_ON_RELOAD) {
3209	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3210	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3211	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3212	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3213	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3214	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
		3969	}
3215		3970
		3971	trace "running post_init jobs";
		3972	(pop @POST_INIT)->(1) while @POST_INIT;
		3973
3216	warn "leaving sync_job";	3974	trace "leaving sync_job";
3217		3975
3218	1	3976	1
3219	} or do {	3977	} or do {
3220	warn $@;	3978	error $@;
3221	warn "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3222	exit 1;	3980	};
		3981
		3982	info "reloaded";
		3983	--$RELOAD;
3223	};	3984	}
3224		3985
3225	warn "reloaded";	3986	$t1 = AE::time - $t1;
		3987	info "reload completed in ${t1}s\n";
3226	};	3988	};
3227		3989
3228	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3229		3991
3230	sub reload_perl() {	3992	sub reload_perl() {
3231	# doing reload synchronously and two reloads happen back-to-back,	3993	# doing reload synchronously and two reloads happen back-to-back,
3232	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3233		3995
3234	$RELOAD_WATCHER ||= Event->timer (	3996	$RELOAD_WATCHER ||= cf::async {
3235	reentrant => 0,	3997	Coro::AIO::aio_wait cache_extensions;
3236	after => 0,	3998
3237	data => WF_AUTOCANCEL,	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3238	cb => sub {
3239	do_reload_perl;	4000	do_reload_perl;
3240	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3241	},	4002	};
3242	);	4003	};
3243	}	4004	}
3244		4005
3245	register_command "reload" => sub {	4006	register_command "reload" => sub {
3246	my ($who, $arg) = @_;	4007	my ($who, $arg) = @_;
3247		4008
3248	if ($who->flag (FLAG_WIZ)) {	4009	if ($who->flag (FLAG_WIZ)) {
3249	$who->message ("reloading server.");	4010	$who->message ("reloading server.");
		4011	async {
		4012	$Coro::current->{desc} = "perl_reload";
3250	async { reload_perl };	4013	reload_perl;
		4014	};
3251	}	4015	}
3252	};	4016	};
3253		4017
3254	unshift @INC, $LIBDIR;	4018	#############################################################################
3255		4019
3256	my $bug_warning = 0;	4020	my $bug_warning = 0;
3257		4021
3258	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3259	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3260		4024
3261	sub wait_for_tick {	4025	sub wait_for_tick() {
3262	return unless $TICK_WATCHER->is_active;
3263	return if $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3264		4027
3265	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3266	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3267	$signal->wait;	4030	$signal->wait;
3268	}	4031	}
3269		4032
3270	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3273		4035
3274	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3276	$signal->wait;	4038	$signal->wait;
3277	}	4039	}
3278		4040
3279	my $min = 1e6;#d#	4041	sub tick {
3280	my $avg = 10;
3281	$TICK_WATCHER = Event->timer (
3282	reentrant => 0,
3283	parked => 1,
3284	prio => 0,
3285	at => $NEXT_TICK || $TICK,
3286	data => WF_AUTOCANCEL,
3287	cb => sub {
3288	if ($Coro::current != $Coro::main) {	4042	if ($Coro::current != $Coro::main) {
3289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4043	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3290	unless ++$bug_warning > 10;	4044	unless ++$bug_warning > 10;
3291	return;	4045	return;
3292	}	4046	}
3293		4047
3294	$NOW = $tick_start = Event::time;
3295
3296	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3297		4049
3298	0 && sync_job {#d#	4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3299	for(1..10) {
3300	my $t = Event::time;
3301	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3302	or die;
3303		4051
3304	$map->width (50);	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3305	$map->height (50);	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3306	$map->alloc;	4054	Coro::async_pool {
3307	$map->_load_objects ("/tmp/x.map", 1);	4055	$Coro::current->{desc} = "runtime saver";
3308	my $t = Event::time - $t;	4056	write_runtime_sync
3309		4057	or error "ERROR: unable to write runtime file: $!";
3310	#next unless $t < 0.0013;#d#
3311	if ($t < $min) {
3312	$min = $t;
3313	}
3314	$avg = $avg * 0.99 + $t * 0.01;
3315	}
3316	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3317	exit 0;
3318	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3319	};	4058	};
		4059	}
3320		4060
3321	$RUNTIME += $TICK;
3322	$NEXT_TICK += $TICK;
3323
3324	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$NEXT_RUNTIME_WRITE = $NOW + 10;
3326	Coro::async_pool {
3327	write_runtime
3328	or warn "ERROR: unable to write runtime file: $!";
3329	};
3330	}
3331
3332	# my $AFTER = Event::time;
3333	# warn $AFTER - $NOW;#d#
3334
3335	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3336	$sig->send;	4062	$sig->send;
3337	}	4063	}
3338	while (my $sig = shift @WAIT_FOR_TICK) {	4064	while (my $sig = shift @WAIT_FOR_TICK) {
3339	$sig->send;	4065	$sig->send;
3340	}	4066	}
3341		4067
3342	$NOW = Event::time;	4068	$LOAD = ($NOW - $TICK_START) / $TICK;
3343
3344	# if we are delayed by four ticks or more, skip them all
3345	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3346
3347	$TICK_WATCHER->at ($NEXT_TICK);
3348	$TICK_WATCHER->start;
3349
3350	$LOAD = ($NOW - $tick_start) / $TICK;
3351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3352		4070
3353	_post_tick;	4071	if (0) {
3354		4072	if ($NEXT_TICK) {
3355		4073	my $jitter = $TICK_START - $NEXT_TICK;
		4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4075	debug "jitter $JITTER\n";#d#
		4076	}
3356	},	4077	}
3357	);	4078	}
3358		4079
3359	{	4080	{
3360	BDB::max_poll_time $TICK * 0.1;	4081	# configure BDB
3361	$BDB_POLL_WATCHER = Event->io (	4082
3362	reentrant => 0,
3363	fd => BDB::poll_fileno,
3364	poll => 'r',
3365	prio => 0,
3366	data => WF_AUTOCANCEL,
3367	cb => \&BDB::poll_cb,
3368	);
3369	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3370		4084	BDB::max_poll_reqs $TICK * 0.1;
3371	BDB::set_sync_prepare {	4085	$AnyEvent::BDB::WATCHER->priority (1);
3372	my $status;
3373	my $current = $Coro::current;
3374	(
3375	sub {
3376	$status = $!;
3377	$current->ready; undef $current;
3378	},
3379	sub {
3380	Coro::schedule while defined $current;
3381	$! = $status;
3382	},
3383	)
3384	};
3385		4086
3386	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3387	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;
		4089	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4090	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4091	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4092	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4093	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3388		4094
3389	cf::sync_job {	4095	cf::sync_job {
3390	eval {	4096	eval {
3391	BDB::db_env_open	4097	BDB::db_env_open
3392	$DB_ENV,	4098	$DB_ENV,
…		…
3394	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4100	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3395	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4101	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3396	0666;	4102	0666;
3397		4103
3398	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4104	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3399
3400	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3401	$DB_ENV->set_lk_detect;
3402	};	4105	};
3403		4106
3404	cf::cleanup "db_env_open(db): $@" if $@;	4107	cf::cleanup "db_env_open(db): $@" if $@;
3405	};	4108	};
3406	}	4109	}
		4110
		4111	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4112	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4113	};
		4114	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4115	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4116	};
		4117	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4118	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4119	};
3407	}	4120	}
3408		4121
3409	{	4122	{
		4123	# configure IO::AIO
		4124
3410	IO::AIO::min_parallel 8;	4125	IO::AIO::min_parallel 8;
3411
3412	undef $Coro::AIO::WATCHER;
3413	IO::AIO::max_poll_time $TICK * 0.1;	4126	IO::AIO::max_poll_time $TICK * 0.1;
3414	$AIO_POLL_WATCHER = Event->io (	4127	undef $AnyEvent::AIO::WATCHER;
3415	reentrant => 0,
3416	data => WF_AUTOCANCEL,
3417	fd => IO::AIO::poll_fileno,
3418	poll => 'r',
3419	prio => 6,
3420	cb => \&IO::AIO::poll_cb,
3421	);
3422	}	4128	}
3423		4129
3424	my $_log_backtrace;	4130	my $_log_backtrace;
3425		4131
3426	sub _log_backtrace {	4132	sub _log_backtrace {
…		…
3429	$msg =~ s/\n//;	4135	$msg =~ s/\n//;
3430		4136
3431	# limit the # of concurrent backtraces	4137	# limit the # of concurrent backtraces
3432	if ($_log_backtrace < 2) {	4138	if ($_log_backtrace < 2) {
3433	++$_log_backtrace;	4139	++$_log_backtrace;
		4140	my $perl_bt = Carp::longmess $msg;
3434	async {	4141	async {
		4142	$Coro::current->{desc} = "abt $msg";
		4143
3435	my @bt = fork_call {	4144	my @bt = fork_call {
3436	@addr = map { sprintf "%x", $_ } @addr;	4145	@addr = map { sprintf "%x", $_ } @addr;
3437	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4146	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3438	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4147	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3439	or die "addr2line: $!";	4148	or die "addr2line: $!";
…		…
3447	}	4156	}
3448		4157
3449	@funcs	4158	@funcs
3450	};	4159	};
3451		4160
3452	LOG llevInfo, "[ABT] $msg\n";	4161	LOG llevInfo, "[ABT] $perl_bt\n";
		4162	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3453	LOG llevInfo, "[ABT] $_\n" for @bt;	4163	LOG llevInfo, "[ABT] $_\n" for @bt;
3454	--$_log_backtrace;	4164	--$_log_backtrace;
3455	};	4165	};
3456	} else {	4166	} else {
3457	LOG llevInfo, "[ABT] $msg\n";	4167	LOG llevInfo, "[ABT] $msg\n";
3458	LOG llevInfo, "[ABT] [suppressed]\n";	4168	LOG llevInfo, "[ABT] [suppressed]\n";
3459	}	4169	}
3460	}	4170	}
3461		4171
3462	# load additional modules	4172	# load additional modules
3463	use cf::pod;	4173	require "cf/$_.pm" for @EXTRA_MODULES;
		4174	cf::_connect_to_perl_2;
3464		4175
3465	END { cf::emergency_save }	4176	END { cf::emergency_save }
3466		4177
3467	1	4178	1
3468		4179

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