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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.295 by root, Wed Jul 4 05:08:15 2007 UTC vs.
Revision 1.475 by root, Tue Jul 21 06:17:00 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
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;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
		62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
34		65
35	# configure various modules to our taste	66	# configure various modules to our taste
36	#	67	#
37	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		76
41	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
42		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		79
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		81
50	our %COMMAND = ();	82	our %COMMAND = ();
51	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	86	our %EXTCMD = ();
55	our %EXTICMD = ();	87	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
58		90
59	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	92	our @EVENT;
61		93
62	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	95	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
73		109
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	112	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
84		121
85	our %CFG;	122	our %CFG;
86		123
87	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
89		127
90	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
93		131
94	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		134
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
100		144
101	binmode STDOUT;	145	binmode STDOUT;
102	binmode STDERR;	146	binmode STDERR;
103		147
104	# read virtual server time, if available	148	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
109	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
110		156
111	mkdir $_	157	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		159
114	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
157		203
158	The raw value load value from the last tick.	204	The raw value load value from the last tick.
159		205
160	=item %cf::CFG	206	=item %cf::CFG
161		207
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	209	from wherever your confdir points to.
164		210
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		212
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	214	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		216
		217	=item @cf::INVOKE_RESULTS
		218
		219	This array contains the results of the last C<invoke ()> call. When
		220	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		221	that call.
		222
171	=back	223	=back
172		224
173	=cut	225	=cut
174		226
175	BEGIN {	227	BEGIN {
…		…
179	$msg .= "\n"	231	$msg .= "\n"
180	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
181		233
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		235
184	utf8::encode $msg;
185	LOG llevError, $msg;	236	LOG llevError, $msg;
186	};	237	};
187	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
188		254
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	265	for my $pkg (qw(
200	cf::global cf::attachable	266	cf::global cf::attachable
201	cf::object cf::object::player	267	cf::object cf::object::player
202	cf::client cf::player	268	cf::client cf::player
203	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
204	cf::map cf::party cf::region	271	cf::party cf::region
205	)) {	272	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	274	}
209		275
210	$Event::DIED = sub {	276	$EV::DIED = sub {
211	warn "error in event callback: @_";	277	warn "error in event callback: @_";
212	};	278	};
213		279
214	#############################################################################	280	#############################################################################
215		281
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	305	$d
240	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
241	}	307	}
242		308
243	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
244		310
245	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
246		312
247	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
248		314
249	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
250		316
251	=cut	317	=cut
252		318
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		320
255	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
257		337
258	=item cf::lock_wait $string	338	=item cf::lock_wait $string
259		339
260	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
261		341
262	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
263		343
264	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
267	returned.	347	returned.
268		348
		349	Locks are *not* recursive, locking from the same coro twice results in a
		350	deadlocked coro.
		351
269	Lock names should begin with a unique identifier (for example, cf::map::find	352	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	353	uses map_find and cf::map::load uses map_load).
271		354
272	=item $locked = cf::lock_active $string	355	=item $locked = cf::lock_active $string
273		356
274	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
275		358
276	=cut	359	=cut
277		360
278	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
279		362
280	sub lock_wait($) {	363	sub lock_wait($) {
281	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	365	}
289		366
290	sub lock_acquire($) {	367	sub lock_acquire($) {
291	my ($key) = @_;	368	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	369	}
303		370
304	sub lock_active($) {	371	sub lock_active($) {
305	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	373	}
309		374
310	sub freeze_mainloop {	375	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
312		377
313	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	379	}
		380
		381	=item cf::periodic $interval, $cb
		382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
		394	}
		395
		396	=item cf::get_slot $time[, $priority[, $name]]
		397
		398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		399	This call blocks and returns only when you have at least C<$time> seconds
		400	of cpu time till the next tick. The slot is only valid till the next cede.
		401
		402	The optional C<$name> can be used to identify the job to run. It might be
		403	used for statistical purposes and should identify the same time-class.
		404
		405	Useful for short background jobs.
		406
		407	=cut
		408
		409	our @SLOT_QUEUE;
		410	our $SLOT_QUEUE;
		411
		412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
		416	my $signal = new Coro::Signal;
		417
		418	while () {
		419	next_job:
		420	my $avail = cf::till_tick;
		421	if ($avail > 0.01) {
		422	for (0 .. $#SLOT_QUEUE) {
		423	if ($SLOT_QUEUE[$_][0] < $avail) {
		424	my $job = splice @SLOT_QUEUE, $_, 1, ();
		425	$job->[2]->send;
		426	Coro::cede;
		427	goto next_job;
		428	}
		429	}
		430	}
		431
		432	if (@SLOT_QUEUE) {
		433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		434	push @cf::WAIT_FOR_TICK, $signal;
		435	$signal->wait;
		436	} else {
		437	Coro::schedule;
		438	}
315	};	439	}
316	$TICK_WATCHER->stop;	440	};
317	$guard	441
		442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
		445	my ($time, $pri, $name) = @_;
		446
		447	$time = $TICK * .6 if $time > $TICK * .6;
		448	my $sig = new Coro::Signal;
		449
		450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		452	$SLOT_QUEUE->ready;
		453	$sig->wait;
318	}	454	}
319		455
320	=item cf::async { BLOCK }	456	=item cf::async { BLOCK }
321		457
322	Currently the same as Coro::async_pool, meaning you cannot use	458	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		463
328	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
329		465
330	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
331		467
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	471	acceptable.
336		472
337	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		479
344	sub sync_job(&) {	480	sub sync_job(&) {
345	my ($job) = @_;	481	my ($job) = @_;
346		482
347	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	484	my $time = EV::time;
349		485
350	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
352		488
353	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	490
355	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
356		492
357	my $busy = 1;	493	my $busy = 1;
358	my @res;	494	my @res;
359		495
360	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	498	@res = eval { $job->() };
362	warn $@ if $@;	499	warn $@ if $@;
363	undef $busy;	500	undef $busy;
364	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
365		502
366	while ($busy) {	503	while ($busy) {
367	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
368	}	508	}
		509	}
369		510
370	$time = Event::time - $time;	511	my $time = EV::time - $time;
371		512
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
376		514
377	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
378	} else {	516	} else {
379	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
380		518
…		…
405	=item fork_call { }, $args	543	=item fork_call { }, $args
406		544
407	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
411		549
412	=cut	550	=cut
413		551
414	sub fork_call(&@) {	552	sub fork_call(&@) {
415	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
416		554
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	555	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	556	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	557	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		558
422	if (my $pid = fork) {	559	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	560	reset_signals;
435	local $SIG{__WARN__};	561	&$cb
436	local $SIG{__DIE__};	562	}, @args;
437	eval {
438	close $fh1;
439		563
440	my @res = eval { $cb->(@args) };	564	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	565	}
442	};
443		566
444	warn $@ if $@;	567	=item $coin = coin_from_name $name
445	_exit 0;	568
446	}	569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
447	}	592	}
448		593
449	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
450		595
451	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
454		599
455	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
458	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
459		626
460	our $DB;	627	our $DB;
461		628
462	sub db_init {	629	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	630	cf::sync_job {
467	eval {	631	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	632	};
477	}	633	}
478		634
479	sub db_get($$) {	635	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
481		637
…		…
531	if (1) {	687	if (1) {
532	$md5 =	688	$md5 =
533	join "\x00",	689	join "\x00",
534	$processversion,	690	$processversion,
535	map {	691	map {
536	Coro::cede;	692	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	693	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	694	} 0.. $#$src;
539		695
540		696
541	my $dbmd5 = db_get cache => "$id/md5";	697	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		735
580	#############################################################################	736	#############################################################################
581		737
582	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
583		739
584	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
585	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
587		743
588	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	746	Deliantra).
591		747
592	=over 4	748	=over 4
593		749
594	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
595		751
…		…
639	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
640		796
641	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
643		799
644	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
645	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
646		802
647	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
648		804
649	=over 4	805	=over 4
…		…
847	";	1003	";
848	die if $@;	1004	die if $@;
849	}	1005	}
850		1006
851	our $override;	1007	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1008	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1009
854	sub override {	1010	sub override {
855	$override = 1;	1011	$override = 1;
856	@invoke_results = ();	1012	@INVOKE_RESULTS = (@_);
857	}	1013	}
858		1014
859	sub do_invoke {	1015	sub do_invoke {
860	my $event = shift;	1016	my $event = shift;
861	my $callbacks = shift;	1017	my $callbacks = shift;
862		1018
863	@invoke_results = ();	1019	@INVOKE_RESULTS = ();
864		1020
865	local $override;	1021	local $override;
866		1022
867	for (@$callbacks) {	1023	for (@$callbacks) {
868	eval { &{$_->[1]} };	1024	eval { &{$_->[1]} };
…		…
877	}	1033	}
878		1034
879	0	1035	0
880	}	1036	}
881		1037
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1039
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1041
886	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
887		1043
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1044	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1045	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1046	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1047
892	=back	1048	=back
893		1049
894	=cut	1050	=cut
895		1051
896	#############################################################################	1052	#############################################################################
897	# object support	1053	# object support
		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
		1088	sub _can_merge {
		1089	my ($ob1, $ob2) = @_;
		1090
		1091	++$SLOW_MERGES;#d#
		1092
		1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
		1095	}
898		1096
899	sub reattach {	1097	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1099	my ($obj) = @_;
902		1100
		1101	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1103
905	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
906		1105
907	@$registry = ();	1106	@$registry = ();
908		1107
…		…
923	cf::attachable->attach (	1122	cf::attachable->attach (
924	prio => -1000000,	1123	prio => -1000000,
925	on_instantiate => sub {	1124	on_instantiate => sub {
926	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
927		1126
928	$data = from_json $data;	1127	$data = decode_json $data;
929		1128
930	for (@$data) {	1129	for (@$data) {
931	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
932		1131
933	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1148	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
951		1150
952	sync_job {	1151	sync_job {
953	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
956		1156
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	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;
		1162	aio_fsync $fh;
		1163	}
961	close $fh;	1164	aio_close $fh;
962		1165
963	if (@$objs) {	1166	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	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;
		1173	aio_fsync $fh;
		1174	}
969	close $fh;	1175	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
971	}	1177	}
972	} else {	1178	} else {
973	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
974	}	1180	}
975		1181
976	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1186	} else {
978	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
979	}	1188	}
980	} else {	1189	} else {
981	aio_unlink $filename;	1190	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
983	}	1192	}
984	}	1193	};
985	}	1194	}
986		1195
987	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
989		1198
…		…
1001	or return;	1210	or return;
1002		1211
1003	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1214	or return;
		1215
1006	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1007	}	1218	}
1008		1219
		1220	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1011	return ($data, $av);	1224	($data, $av)
1012	}	1225	}
1013		1226
1014	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1015		1228
1016	=over 4	1229	=over 4
…		…
1070	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1071		1284
1072	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1073	}	1286	}
1074		1287
		1288	use File::Glob ();
		1289
1075	cf::player->attach (	1290	cf::player->attach (
1076	on_command => sub {	1291	on_command => sub {
1077	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1078		1293
1079	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1089	my ($pl, $buf) = @_;	1304	my ($pl, $buf) = @_;
1090		1305
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1307
1093	if (ref $msg) {	1308	if (ref $msg) {
		1309	my ($type, $reply, @payload) =
		1310	"ARRAY" eq ref $msg
		1311	? @$msg
		1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1313
		1314	my @reply;
		1315
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1316	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1317	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1099	} else {	1323	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1325	}
1102		1326
1103	cf::override;	1327	cf::override;
1104	},	1328	},
1105	);	1329	);
		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
1106		1343
1107	sub load_extensions {	1344	sub load_extensions {
1108	cf::sync_job {	1345	cf::sync_job {
1109	my %todo;	1346	my %todo;
1110		1347
…		…
1130		1367
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1370
1134	$ext{source} =	1371	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1137	. $source	1374	. $source
1138	. "\n};\n1";	1375	. "\n};\n1";
1139		1376
1140	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1158		1395
1159	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1397	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1399	}
1164		1400
1165	warn $msg;	1401	warn $msg;
1166	}	1402	}
1167		1403
…		…
1181		1417
1182	=back	1418	=back
1183		1419
1184	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1185		1421
1186	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1187		1423
1188	=cut	1424	=cut
1189		1425
1190	package cf::player;	1426	package cf::player;
1191		1427
1192	use Coro::AIO;	1428	use Coro::AIO;
1193		1429
1194	=head3 cf::player	1430	=head3 cf::player
1195		1431
1196	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1197		1447
1198	=item cf::player::find $login	1448	=item cf::player::find $login
1199		1449
1200	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1201		1451
…		…
1220		1470
1221	sub exists($) {	1471	sub exists($) {
1222	my ($login) = @_;	1472	my ($login) = @_;
1223		1473
1224	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1226	}	1476	}
1227		1477
1228	sub find($) {	1478	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1480	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1491
1242	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1493	or return;
		1494
		1495	my $pl = cf::player::load_pl $f
		1496	or return;
		1497
		1498	local $cf::PLAYER_LOADING{$login} = $pl;
		1499	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1245	}	1501	}
1246	}	1502	}
1247	}	1503	}
1248		1504
…		…
1257	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1258		1514
1259	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
1261		1517
		1518	cf::get_slot 0.01;
		1519
1262	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1263	Coro::cede;	1521	cf::cede_to_tick;
1264	}	1522	}
1265		1523
1266	sub new($) {	1524	sub new($) {
1267	my ($login) = @_;	1525	my ($login) = @_;
1268		1526
…		…
1274	$cf::PLAYER{$login} = $self;	1532	$cf::PLAYER{$login} = $self;
1275		1533
1276	$self	1534	$self
1277	}	1535	}
1278		1536
		1537	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1538
		1539	=cut
		1540
		1541	sub send_msg {
		1542	my $ns = shift->ns
		1543	or return;
		1544	$ns->send_msg (@_);
		1545	}
		1546
1279	=item $pl->quit_character	1547	=item $pl->quit_character
1280		1548
1281	Nukes the player without looking back. If logged in, the connection will	1549	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1550	be destroyed. May block for a long time.
1283		1551
…		…
1287	my ($pl) = @_;	1555	my ($pl) = @_;
1288		1556
1289	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1290		1558
1291	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1561
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1298		1568
1299	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1606	or return [];
1337		1607
1338	my @logins;	1608	my @logins;
1339		1609
1340	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
		1611	my $path = path $login;
		1612
		1613	# a .pst is a dead give-away for a valid player
		1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1344		1620
1345	utf8::decode $login;	1621	utf8::decode $login;
1346	push @logins, $login;	1622	push @logins, $login;
1347	}	1623	}
1348		1624
…		…
1375	}	1651	}
1376		1652
1377	\@paths	1653	\@paths
1378	}	1654	}
1379		1655
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1657
1382	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1383		1659
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s{H<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines
1421
1422	$_
1423	}
1424
1425	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}
1428	}
1429
1430	=item $player->ext_reply ($msgid, %msg)	1660	=item $player->ext_reply ($msgid, @msg)
1431		1661
1432	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1433		1663
1434	=cut	1664	=cut
1435		1665
1436	sub ext_reply($$%) {	1666	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1667	my ($self, $id, @msg) = @_;
1438		1668
1439	$msg{msgid} = $id;	1669	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1670	}
1442		1671
1443	=item $player->ext_event ($type, %msg)	1672	=item $player->ext_msg ($type, @msg)
1444		1673
1445	Sends an ext event to the client.	1674	Sends an ext event to the client.
1446		1675
1447	=cut	1676	=cut
1448		1677
1449	sub ext_event($$%) {	1678	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1679	my ($self, $type, @msg) = @_;
1451		1680
1452	$self->ns->ext_event ($type, %msg);	1681	$self->ns->ext_msg ($type, @msg);
1453	}	1682	}
1454		1683
1455	=head3 cf::region	1684	=head3 cf::region
1456		1685
1457	=over 4	1686	=over 4
…		…
1470	my ($path) = @_;	1699	my ($path) = @_;
1471		1700
1472	my ($match, $specificity);	1701	my ($match, $specificity);
1473		1702
1474	for my $region (list) {	1703	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1704	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1705	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1706	if $region->specificity > $specificity;
1478	}	1707	}
1479	}	1708	}
1480		1709
…		…
1501	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1503		1732
1504	sub generate_random_map {	1733	sub generate_random_map {
1505	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1506	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1739	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1600	$self->init; # pass $1 etc.	1832	$self->init; # pass $1 etc.
1601	return $self;	1833	return $self;
1602	}	1834	}
1603	}	1835	}
1604		1836
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1837	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1838	()
1607	}	1839	}
1608		1840
1609	sub init {	1841	sub init {
1610	my ($self) = @_;	1842	my ($self) = @_;
…		…
1632		1864
1633	# the temporary/swap location	1865	# the temporary/swap location
1634	sub save_path {	1866	sub save_path {
1635	my ($self) = @_;	1867	my ($self) = @_;
1636		1868
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1639	}	1871	}
1640		1872
1641	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1642	sub uniq_path {	1874	sub uniq_path {
1643	my ($self) = @_;	1875	my ($self) = @_;
1644		1876
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1647	}
1648
1649	# and all this just because we cannot iterate over
1650	# all maps in C++...
1651	sub change_all_map_light {
1652	my ($change) = @_;
1653
1654	$_->change_map_light ($change)
1655	for grep $_->outdoor, values %cf::MAP;
1656	}	1879	}
1657		1880
1658	sub decay_objects {	1881	sub decay_objects {
1659	my ($self) = @_;	1882	my ($self) = @_;
1660		1883
…		…
1673		1896
1674	sub load_header_from($) {	1897	sub load_header_from($) {
1675	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1676		1899
1677	utf8::encode $path;	1900	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1683		1909
1684	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1685		1911
1686	1	1912	1
1687	}	1913	}
…		…
1741	sub find {	1967	sub find {
1742	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1743		1969
1744	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1745		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1747		1974
1748	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1749	my $guard = cf::lock_acquire "map_find:$path";
1750	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1751	or return;	1977	or return;
1752		1978
1753	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1754		1980
…		…
1756	or return;	1982	or return;
1757		1983
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1761	$map->reset;	1989	$map->reset;
1762	undef $guard;
1763	return find $path;	1990	return find $path;
1764	}	1991	}
1765		1992
1766	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1767	}	1994	}
…		…
1776	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1777		2004
1778	my $path = $self->{path};	2005	my $path = $self->{path};
1779		2006
1780	{	2007	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1782		2009
		2010	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2012
1785	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1786		2014
1787	$self->alloc;	2015	$self->alloc;
1788		2016
1789	$self->pre_load;	2017	$self->pre_load;
1790	Coro::cede;	2018	cf::cede_to_tick;
1791		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1793	or return;	2023	or return;
1794		2024
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1796	if delete $self->{load_original};	2026	if delete $self->{load_original};
1797		2027
1798	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2029	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2032	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1803	}	2036	}
1804	}	2037	}
1805		2038
1806	Coro::cede;	2039	$f->resolve_delayed_derefs;
		2040
		2041	cf::cede_to_tick;
1807	# now do the right thing for maps	2042	# now do the right thing for maps
1808	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2045	unless $self->difficulty;
1811	Coro::cede;	2046	cf::cede_to_tick;
1812		2047
1813	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2049	$self->decay_objects;
1815	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1816	$self->update_buttons;	2051	$self->update_buttons;
1817	Coro::cede;	2052	cf::cede_to_tick;
1818	$self->set_darkness_map;
1819	Coro::cede;
1820	$self->activate;	2053	$self->activate;
1821	}	2054	}
1822		2055
		2056	$self->{last_save} = $cf::RUNTIME;
		2057	$self->last_access ($cf::RUNTIME);
		2058
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2060	}
1825		2061
1826	$self->post_load;	2062	$self->post_load;
1827	}	2063	}
1828		2064
…		…
1837		2073
1838	$self	2074	$self
1839	}	2075	}
1840		2076
1841	# find and load all maps in the 3x3 area around a map	2077	# find and load all maps in the 3x3 area around a map
1842	sub load_diag {	2078	sub load_neighbours {
1843	my ($map) = @_;	2079	my ($map) = @_;
1844		2080
1845	my @diag; # diagonal neighbours	2081	my @neigh; # diagonal neighbours
1846		2082
1847	for (0 .. 3) {	2083	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2084	my $neigh = $map->tile_path ($_)
1849	or next;	2085	or next;
1850	$neigh = find $neigh, $map	2086	$neigh = find $neigh, $map
1851	or next;	2087	or next;
1852	$neigh->load;	2088	$neigh->load;
1853		2089
		2090	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2093	}
1857		2094
1858	for (@diag) {	2095	for (grep defined $_->[0], @neigh) {
		2096	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2097	my $neigh = find $path, $origin
1860	or next;	2098	or next;
1861	$neigh->load;	2099	$neigh->load;
1862	}	2100	}
1863	}	2101	}
1864		2102
…		…
1869	}	2107	}
1870		2108
1871	sub do_load_sync {	2109	sub do_load_sync {
1872	my ($map) = @_;	2110	my ($map) = @_;
1873		2111
		2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2113	if $Coro::current == $Coro::main;
		2114
1874	cf::sync_job { $map->load };	2115	cf::sync_job { $map->load };
1875	}	2116	}
1876		2117
1877	our %MAP_PREFETCH;	2118	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2119	our $MAP_PREFETCHER = undef;
1879		2120
1880	sub find_async {	2121	sub find_async {
1881	my ($path, $origin) = @_;	2122	my ($path, $origin, $load) = @_;
1882		2123
1883	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1884		2125
1885	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2128	}
1888		2129
1889	undef $MAP_PREFETCH{$path};	2130	$MAP_PREFETCH{$path} |= $load;
		2131
1890	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1891	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2137	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2138	$map->load if $v;
		2139	}
1896		2140
1897	delete $MAP_PREFETCH{$path};	2141	delete $MAP_PREFETCH{$k};
1898	}	2142	}
1899	}	2143	}
1900	undef $MAP_PREFETCHER;	2144	undef $MAP_PREFETCHER;
1901	};	2145	};
1902	$MAP_PREFETCHER->prio (6);	2146	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2149	}
1906		2150
1907	sub save {	2151	sub save {
1908	my ($self) = @_;	2152	my ($self) = @_;
1909		2153
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2155
1912	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1913		2157
1914	return unless $self->dirty;	2158	return unless $self->dirty;
1915		2159
…		…
1921	return if $self->{deny_save};	2165	return if $self->{deny_save};
1922		2166
1923	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
1924		2168
1925	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
1927	};	2172	};
		2173
		2174	cf::get_slot 0.02;
1928		2175
1929	if ($uniq) {	2176	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2179	} else {
…		…
1938	my ($self) = @_;	2185	my ($self) = @_;
1939		2186
1940	# save first because save cedes	2187	# save first because save cedes
1941	$self->save;	2188	$self->save;
1942		2189
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2191
1945	return if $self->players;	2192	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
1947	return if $self->{deny_save};	2194	return if $self->{deny_save};
1948		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2200	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2201	}
1952		2202
1953	sub reset_at {	2203	sub reset_at {
1954	my ($self) = @_;	2204	my ($self) = @_;
1955		2205
…		…
1987	if $uniq;	2237	if $uniq;
1988	}	2238	}
1989		2239
1990	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
1991		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2244	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2245
1996	$self->unlink_save;	2246	$self->unlink_save;
1997	$self->destroy;	2247	$self->destroy;
1998	}	2248	}
1999		2249
2000	my $nuke_counter = "aaaa";	2250	my $nuke_counter = "aaaa";
2001		2251
2002	sub nuke {	2252	sub nuke {
2003	my ($self) = @_;	2253	my ($self) = @_;
2004		2254
		2255	{
		2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2257
2005	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2006		2259
2007	$self->unlink_save;	2260	$self->unlink_save;
2008		2261
2009	bless $self, "cf::map";	2262	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2263	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2264	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2265	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2267
2015	$cf::MAP{$self->path} = $self;	2268	$cf::MAP{$self->path} = $self;
		2269	}
2016		2270
2017	$self->reset; # polite request, might not happen	2271	$self->reset; # polite request, might not happen
2018	}	2272	}
2019		2273
2020	=item $maps = cf::map::tmp_maps	2274	=item $maps = cf::map::tmp_maps
…		…
2062		2316
2063	sub unique_maps() {	2317	sub unique_maps() {
2064	[	2318	[
2065	map {	2319	map {
2066	utf8::decode $_;	2320	utf8::decode $_;
2067	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2068	? normalise $_	2324	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2326	]
2072	}	2327	}
2073		2328
2074	package cf;
2075
2076	=back	2329	=back
2077		2330
2078	=head3 cf::object	2331	=head3 cf::object
2079		2332
2080	=cut	2333	=cut
…		…
2083		2336
2084	=over 4	2337	=over 4
2085		2338
2086	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2087		2340
2088	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2089		2343
2090	=cut	2344	=cut
2091		2345
2092	sub inv_recursive_;	2346	sub inv_recursive_;
2093	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2096		2350
2097	sub inv_recursive {	2351	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2099	}	2353	}
2100		2354
		2355	=item $ref = $ob->ref
		2356
		2357	Creates and returns a persistent reference to an object that can be stored as a string.
		2358
		2359	=item $ob = cf::object::deref ($refstring)
		2360
		2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2362	even if the object actually exists. May block.
		2363
		2364	=cut
		2365
		2366	sub deref {
		2367	my ($ref) = @_;
		2368
		2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2370	my ($uuid, $name) = ($1, $2);
		2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2372	or return;
		2373	$pl->ob->uuid eq $uuid
		2374	or return;
		2375
		2376	$pl->ob
		2377	} else {
		2378	warn "$ref: cannot resolve object reference\n";
		2379	undef
		2380	}
		2381	}
		2382
2101	package cf;	2383	package cf;
2102		2384
2103	=back	2385	=back
2104		2386
2105	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2111	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2393	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2112	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2113	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2114		2396
2115	=cut	2397	=cut
		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
2116		2412
2117	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2414	# with dialog boxes.
2119	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2120	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2127		2423
2128	} else {	2424	} else {
2129	my $pl = $self->contr;	2425	my $pl = $self->contr;
2130		2426
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2427	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2430
2140	} else {	2431	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2434	}
2144	}	2435	}
		2436	}
		2437
		2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2439
		2440	=cut
		2441
		2442	sub cf::object::send_msg {
		2443	my $pl = shift->contr
		2444	or return;
		2445	$pl->send_msg (@_);
2145	}	2446	}
2146		2447
2147	=item $player_object->may ("access")	2448	=item $player_object->may ("access")
2148		2449
2149	Returns wether the given player is authorized to access resource "access"	2450	Returns wether the given player is authorized to access resource "access"
…		…
2162		2463
2163	=item $player_object->enter_link	2464	=item $player_object->enter_link
2164		2465
2165	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2166		2467
2167	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2168	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2169		2472
2170	Will never block.	2473	Will never block.
2171		2474
2172	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2173		2476
…		…
2228	# use -1 or undef as default coordinates, not 0, 0	2531	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2532	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2533	if $x <=0 && $y <= 0;
2231		2534
2232	$map->load;	2535	$map->load;
2233	$map->load_diag;	2536	$map->load_neighbours;
2234		2537
2235	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2236	$self->activate_recursive;	2540	$self->activate_recursive;
2237		2541
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2240	}	2544	}
2241		2545
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2546	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2547
2244	Moves the player to the given map-path and coordinates by first freezing	2548	Moves the player to the given map-path and coordinates by first freezing
2245	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2246	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2247	the new (success) or old (failed) map position.	2551	the new (success) or old (failed) map position. In either case, $done will
		2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2248		2556
2249	=cut	2557	=cut
2250		2558
2251	our $GOTOGEN;	2559	our $GOTOGEN;
2252		2560
2253	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2562	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2563
2256	# do generation counting so two concurrent goto's will be executed in-order	2564	# do generation counting so two concurrent goto's will be executed in-order
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2566
2259	$self->enter_link;	2567	$self->enter_link;
2260		2568
2261	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2262	my $map = eval {	2591	my $map = eval {
2263	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2264		2593
2265	if ($map) {	2594	if ($map) {
2266	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2268	} else {	2597	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2599	}
2271		2600
2272	$map	2601	$map
2273	};	2602	};
2274		2603
…		…
2279		2608
2280	if ($gen == $self->{_goto_generation}) {	2609	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2610	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2611	$self->leave_link ($map, $x, $y);
2283	}	2612	}
		2613
		2614	$done->() if $done;
2284	})->prio (1);	2615	})->prio (1);
2285	}	2616	}
2286		2617
2287	=item $player_object->enter_exit ($exit_object)	2618	=item $player_object->enter_exit ($exit_object)
2288		2619
…		…
2308	}	2639	}
2309		2640
2310	sub prepare_random_map {	2641	sub prepare_random_map {
2311	my ($exit) = @_;	2642	my ($exit) = @_;
2312		2643
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2646	# that depends on the exit object
2318		2647
2319	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2650	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2326	}	2657	}
2327		2658
2328	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2329		2660
2330	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2333		2664
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2667	undef $fh;
2337	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2338		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2341	}	2676	}
2342	}	2677	}
2343		2678
2344	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2346		2681
2347	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2348		2683
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2684	$self->enter_link;
2361		2685
2362	(async {	2686	(async {
2363	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2364	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2365	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2366		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2367	1;	2710	1
2368	}) {	2711	}) {
2369	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2370	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2371	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2372	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2373		2716
2374	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2393		2736
2394	utf8::encode $text;	2737	utf8::encode $text;
2395	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2396	}	2739	}
2397		2740
2398	=item $client->send_msg ($color, $type, $msg, [extra...])	2741	=item $client->send_msg ($channel, $msg, $color, [extra...])
2399		2742
2400	Send a drawinfo or msg packet to the client, formatting the msg for the	2743	Send a drawinfo or msg packet to the client, formatting the msg for the
2401	client if neccessary. C<$type> should be a string identifying the type of	2744	client if neccessary. C<$type> should be a string identifying the type of
2402	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2403	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2404		2747
2405	=cut	2748	=cut
2406		2749
		2750	# non-persistent channels (usually the info channel)
		2751	our %CHANNEL = (
		2752	"c/identify" => {
		2753	id => "infobox",
		2754	title => "Identify",
		2755	reply => undef,
		2756	tooltip => "Items recently identified",
		2757	},
		2758	"c/examine" => {
		2759	id => "infobox",
		2760	title => "Examine",
		2761	reply => undef,
		2762	tooltip => "Signs and other items you examined",
		2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
		2850	);
		2851
2407	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2408	my ($self, $color, $type, $msg, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2409		2854
2410	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
		2857
		2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2859
		2860	# check predefined channels, for the benefit of C
		2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
		2867	} elsif (ref $channel) {
		2868	# send meta info to client, if not yet sent
		2869	unless (exists $self->{channel}{$channel->{id}}) {
		2870	$self->{channel}{$channel->{id}} = $channel;
		2871	$self->ext_msg (channel_info => $channel);
		2872	}
		2873
		2874	$channel = $channel->{id};
		2875	}
2411		2876
2412	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2413		2878
2414	if ($self->can_msg) {	2879	# default colour, mask it out
2415	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2416	} else {	2881	if $color & cf::NDI_DEF;
2417	# replace some tags by gcfclient-compatible ones
2418	for ($msg) {
2419	1 while
2420	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2421	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2422	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2423	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2424	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2425	}
2426		2882
2427	if ($color >= 0) {	2883	my $pkt = "msg "
2428	if (0 && $msg =~ /\[/) {	2884	. $self->{json_coder}->encode (
2429	$self->send_packet ("drawextinfo $color 4 0 $msg")	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2430	} else {	2886	);
2431	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2432	$self->send_packet ("drawinfo $color $msg")
2433	}
2434	}
2435	}
2436	}
2437		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if (8192 < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
		2899	}
		2900
2438	=item $client->ext_event ($type, %msg)	2901	=item $client->ext_msg ($type, @msg)
2439		2902
2440	Sends an ext event to the client.	2903	Sends an ext event to the client.
2441		2904
2442	=cut	2905	=cut
2443		2906
2444	sub cf::client::ext_event($$%) {	2907	sub cf::client::ext_msg($$@) {
2445	my ($self, $type, %msg) = @_;	2908	my ($self, $type, @msg) = @_;
2446		2909
		2910	if ($self->extcmd == 2) {
		2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2912	} elsif ($self->extcmd == 1) { # TODO: remove
2447	$msg{msgtype} = "event_$type";	2913	push @msg, msgtype => "event_$type";
2448	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2915	}
		2916	}
		2917
		2918	=item $client->ext_reply ($msgid, @msg)
		2919
		2920	Sends an ext reply to the client.
		2921
		2922	=cut
		2923
		2924	sub cf::client::ext_reply($$@) {
		2925	my ($self, $id, @msg) = @_;
		2926
		2927	if ($self->extcmd == 2) {
		2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2929	} elsif ($self->extcmd == 1) {
		2930	#TODO: version 1, remove
		2931	unshift @msg, msgtype => "reply", msgid => $id;
		2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2933	}
2449	}	2934	}
2450		2935
2451	=item $success = $client->query ($flags, "text", \&cb)	2936	=item $success = $client->query ($flags, "text", \&cb)
2452		2937
2453	Queues a query to the client, calling the given callback with	2938	Queues a query to the client, calling the given callback with
…		…
2508	my ($ns, $buf) = @_;	2993	my ($ns, $buf) = @_;
2509		2994
2510	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2995	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2511		2996
2512	if (ref $msg) {	2997	if (ref $msg) {
		2998	my ($type, $reply, @payload) =
		2999	"ARRAY" eq ref $msg
		3000	? @$msg
		3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3002
		3003	my @reply;
		3004
2513	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3005	if (my $cb = $EXTICMD{$type}) {
2514	if (my %reply = $cb->($ns, $msg)) {	3006	@reply = $cb->($ns, @payload);
2515	$reply{msgid} = $msg->{msgid};
2516	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2517	}
2518	}	3007	}
		3008
		3009	$ns->ext_reply ($reply, @reply)
		3010	if $reply;
		3011
2519	} else {	3012	} else {
2520	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2521	}	3014	}
2522		3015
2523	cf::override;	3016	cf::override;
…		…
2570	our $safe = new Safe "safe";	3063	our $safe = new Safe "safe";
2571	our $safe_hole = new Safe::Hole;	3064	our $safe_hole = new Safe::Hole;
2572		3065
2573	$SIG{FPE} = 'IGNORE';	3066	$SIG{FPE} = 'IGNORE';
2574		3067
2575	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3068	$safe->permit_only (Opcode::opset qw(
		3069	:base_core :base_mem :base_orig :base_math
		3070	grepstart grepwhile mapstart mapwhile
		3071	sort time
		3072	));
2576		3073
2577	# here we export the classes and methods available to script code	3074	# here we export the classes and methods available to script code
2578		3075
2579	=pod	3076	=pod
2580		3077
2581	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2582		3079
2583	cf::object contr pay_amount pay_player map	3080	cf::object
		3081	contr pay_amount pay_player map x y force_find force_add destroy
		3082	insert remove name archname title slaying race decrease split
		3083	value
		3084
2584	cf::object::player player	3085	cf::object::player
2585	cf::player peaceful	3086	player
2586	cf::map trigger	3087
		3088	cf::player
		3089	peaceful
		3090
		3091	cf::map
		3092	trigger
2587		3093
2588	=cut	3094	=cut
2589		3095
2590	for (	3096	for (
2591	["cf::object" => qw(contr pay_amount pay_player map)],	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv nrof name archname title slaying race
		3099	decrease split destroy change_exp value msg lore send_msg)],
2592	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2593	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2594	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2595	) {	3103	) {
2596	no strict 'refs';	3104	no strict 'refs';
2597	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2598	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2615	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2616		3124
2617	my $qcode = $code;	3125	my $qcode = $code;
2618	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2619	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2620		3130
2621	local $_;	3131	local $_;
2622	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2623		3133
2624	my $eval =	3134	my $eval =
…		…
2672	# the server's init and main functions	3182	# the server's init and main functions
2673		3183
2674	sub load_facedata($) {	3184	sub load_facedata($) {
2675	my ($path) = @_;	3185	my ($path) = @_;
2676		3186
		3187	# HACK to clear player env face cache, we need some signal framework
		3188	# for this (global event?)
		3189	%ext::player_env::MUSIC_FACE_CACHE = ();
		3190
		3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3192
2677	warn "loading facedata from $path\n";	3193	warn "loading facedata from $path\n";
2678		3194
2679	my $facedata;	3195	my $facedata;
2680	0 < aio_load $path, $facedata	3196	0 < aio_load $path, $facedata
2681	or die "$path: $!";	3197	or die "$path: $!";
…		…
2683	$facedata = Coro::Storable::thaw $facedata;	3199	$facedata = Coro::Storable::thaw $facedata;
2684		3200
2685	$facedata->{version} == 2	3201	$facedata->{version} == 2
2686	or cf::cleanup "$path: version mismatch, cannot proceed.";	3202	or cf::cleanup "$path: version mismatch, cannot proceed.";
2687		3203
		3204	# patch in the exptable
		3205	$facedata->{resource}{"res/exp_table"} = {
		3206	type => FT_RSRC,
		3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3208	};
		3209	cf::cede_to_tick;
		3210
2688	{	3211	{
2689	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2690		3213
2691	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2692	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2693	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3217	cf::face::set_visibility $idx, $info->{visibility};
		3218	cf::face::set_magicmap $idx, $info->{magicmap};
2694	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2695	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2696	Coro::cede;	3221
		3222	cf::cede_to_tick;
2697	}	3223	}
2698		3224
2699	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2700	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2701	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2702	or next;	3229	or next;
		3230
2703	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
		3232	cf::face::set_smooth $idx, $smooth;
2704	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2705	} else {	3234	} else {
2706	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
2707	}	3236	}
2708	Coro::cede;	3237
		3238	cf::cede_to_tick;
2709	}	3239	}
2710	}	3240	}
2711		3241
2712	{	3242	{
2713	my $anims = $facedata->{animinfo};	3243	my $anims = $facedata->{animinfo};
2714		3244
2715	while (my ($anim, $info) = each %$anims) {	3245	while (my ($anim, $info) = each %$anims) {
2716	cf::anim::set $anim, $info->{frames}, $info->{facings};	3246	cf::anim::set $anim, $info->{frames}, $info->{facings};
2717	Coro::cede;	3247	cf::cede_to_tick;
2718	}	3248	}
2719		3249
2720	cf::anim::invalidate_all; # d'oh	3250	cf::anim::invalidate_all; # d'oh
2721	}	3251	}
2722		3252
		3253	{
		3254	# TODO: for gcfclient pleasure, we should give resources
		3255	# that gcfclient doesn't grok a >10000 face index.
		3256	my $res = $facedata->{resource};
		3257
		3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
		3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3261	my $data;
		3262
		3263	if ($info->{type} & 1) {
		3264	# prepend meta info
		3265
		3266	my $meta = $enc->encode ({
		3267	name => $name,
		3268	%{ $info->{meta} || {} },
		3269	});
		3270
		3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
		3278	} else {
		3279	$RESOURCE{$name} = $info;
		3280	}
		3281
		3282	cf::cede_to_tick;
		3283	}
		3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3287
2723	1	3288	1
2724	}	3289	}
2725		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
		3310
		3311	register_exticmd fx_want => sub {
		3312	my ($ns, $want) = @_;
		3313
		3314	while (my ($k, $v) = each %$want) {
		3315	$ns->fx_want ($k, $v);
		3316	}
		3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
2726	sub reload_regions {	3329	sub reload_regions {
		3330	# HACK to clear player env face cache, we need some signal framework
		3331	# for this (global event?)
		3332	%ext::player_env::MUSIC_FACE_CACHE = ();
		3333
2727	load_resource_file "$MAPDIR/regions"	3334	load_resource_file "$MAPDIR/regions"
2728	or die "unable to load regions file\n";	3335	or die "unable to load regions file\n";
		3336
		3337	for (cf::region::list) {
		3338	$_->{match} = qr/$_->{match}/
		3339	if exists $_->{match};
		3340	}
2729	}	3341	}
2730		3342
2731	sub reload_facedata {	3343	sub reload_facedata {
2732	load_facedata "$DATADIR/facedata"	3344	load_facedata "$DATADIR/facedata"
2733	or die "unable to load facedata\n";	3345	or die "unable to load facedata\n";
2734	}	3346	}
2735		3347
2736	sub reload_archetypes {	3348	sub reload_archetypes {
2737	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
2739	#d# NEED to laod twice to resolve forward references
2740	# this really needs to be done in an extra post-pass
2741	# (which needs to be synchronous, so solve it differently)
2742	load_resource_file "$DATADIR/archetypes"
2743	or die "unable to load archetypes\n";
2744	}	3351	}
2745		3352
2746	sub reload_treasures {	3353	sub reload_treasures {
2747	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
2748	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
2749	}	3356	}
2750		3357
2751	sub reload_resources {	3358	sub reload_resources {
2752	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
2753		3360
		3361	reload_facedata;
		3362	reload_archetypes;
2754	reload_regions;	3363	reload_regions;
2755	reload_facedata;
2756	#reload_archetypes;#d#
2757	reload_archetypes;
2758	reload_treasures;	3364	reload_treasures;
2759		3365
2760	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
2761	}	3367	}
2762		3368
2763	sub init {	3369	sub reload_config {
2764	reload_resources;
2765	}
2766
2767	sub cfg_load {
2768	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
2769	or return;	3371	or return;
2770		3372
2771	local $/;	3373	local $/;
2772	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
2773		3375
2774	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2775		3377
2776	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2777	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2783	};	3385	};
2784	warn $@ if $@;	3386	warn $@ if $@;
2785	}	3387	}
2786	}	3388	}
2787		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
2788	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
2789	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
2790	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
2791	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2792	(async {	3436	(async {
2793	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
2794	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
2795	};	3440	};
2796		3441
2797	cfg_load;	3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
2798	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
2799	load_extensions;	3460	load_extensions;
2800		3461
2801	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
2802	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	use POSIX ();
		3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3467
		3468	(pop @POST_INIT)->(0) while @POST_INIT;
		3469	};
		3470
		3471	main_loop;
2803	}	3472	}
2804		3473
2805	#############################################################################	3474	#############################################################################
2806	# initialisation and cleanup	3475	# initialisation and cleanup
2807		3476
2808	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
2809	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
2810	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
2811	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2812	reentrant => 0,
2813	data => WF_AUTOCANCEL,
2814	signal => $signal,
2815	prio => 0,
2816	cb => sub {
2817	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
2818	},
2819	);	3483	};
2820	}	3484	}
2821	}	3485	}
2822		3486
2823	sub write_runtime {	3487	sub write_runtime_sync {
2824	my $runtime = "$LOCALDIR/runtime";
2825
2826	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
2827	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
2828		3490
2829	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2830		3492
2831	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
2832		3494
2833	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2834	or return;	3496	or return;
2835		3497
2836	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
2837	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
2838	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
2848	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
2849		3511
2850	close $fh	3512	close $fh
2851	or return;	3513	or return;
2852		3514
2853	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2854	and return;	3516	and return;
2855		3517
2856	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
2857		3519
2858	1	3520	1
		3521	}
		3522
		3523	our $uuid_lock;
		3524	our $uuid_skip;
		3525
		3526	sub write_uuid_sync($) {
		3527	$uuid_skip ||= $_[0];
		3528
		3529	return if $uuid_lock;
		3530	local $uuid_lock = 1;
		3531
		3532	my $uuid = "$LOCALDIR/uuid";
		3533
		3534	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3535	or return;
		3536
		3537	my $value = uuid_seq uuid_cur;
		3538
		3539	unless ($value) {
		3540	warn "cowardly refusing to write zero uuid value!\n";
		3541	return;
		3542	}
		3543
		3544	my $value = uuid_str $value + $uuid_skip;
		3545	$uuid_skip = 0;
		3546
		3547	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3548	and return;
		3549
		3550	# always fsync - this file is important
		3551	aio_fsync $fh
		3552	and return;
		3553
		3554	close $fh
		3555	or return;
		3556
		3557	aio_rename "$uuid~", $uuid
		3558	and return;
		3559
		3560	warn "uuid file written ($value).\n";
		3561
		3562	1
		3563
		3564	}
		3565
		3566	sub write_uuid($$) {
		3567	my ($skip, $sync) = @_;
		3568
		3569	$sync ? write_uuid_sync $skip
		3570	: async { write_uuid_sync $skip };
2859	}	3571	}
2860		3572
2861	sub emergency_save() {	3573	sub emergency_save() {
2862	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
2863		3575
2864	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
2865		3577
2866	cf::sync_job {	3578	cf::sync_job {
		3579	# this is a trade-off: we want to be very quick here, so
		3580	# save all maps without fsync, and later call a global sync
		3581	# (which in turn might be very very slow)
		3582	local $USE_FSYNC = 0;
		3583
2867	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
2868	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
2869	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
2870	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
2871	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
2872	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
2873	$pl->valid or next;	3590	$pl->valid or next;
		3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2874	$pl->save;	3592	$pl->save;
2875	}	3593	}
2876	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
2877		3595
2878	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
2879	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
2880	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
2881	$map->valid or next;	3599	$map->valid or next;
2882	$map->save;	3600	$map->save;
2883	}	3601	}
2884	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
2885		3603
2886	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
2887	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
2888	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
2889	};	3611	};
2890		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
2891	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
2892	}	3619	}
2893		3620
2894	sub post_cleanup {	3621	sub post_cleanup {
2895	my ($make_core) = @_;	3622	my ($make_core) = @_;
2896		3623
2897	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
2898	if $make_core;	3625	if $make_core;
		3626
		3627	my $fh = pidfile;
		3628	unlink $PIDFILE if <$fh> == $$;
		3629	}
		3630
		3631	# a safer delete_package, copied from Symbol
		3632	sub clear_package($) {
		3633	my $pkg = shift;
		3634
		3635	# expand to full symbol table name if needed
		3636	unless ($pkg =~ /^main::.*::$/) {
		3637	$pkg = "main$pkg" if $pkg =~ /^::/;
		3638	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3639	$pkg .= '::' unless $pkg =~ /::$/;
		3640	}
		3641
		3642	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3643	my $stem_symtab = *{$stem}{HASH};
		3644
		3645	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3646	or return;
		3647
		3648	# clear all symbols
		3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3650	for my $name (keys %$leaf_symtab) {
		3651	_gv_clear *{"$pkg$name"};
		3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3653	}
		3654	warn "cleared package $pkg\n";#d#
2899	}	3655	}
2900		3656
2901	sub do_reload_perl() {	3657	sub do_reload_perl() {
2902	# can/must only be called in main	3658	# can/must only be called in main
2903	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
2904	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
2905	return;	3661	return;
2906	}	3662	}
2907		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
2908	warn "reloading...";	3669	warn "reloading...";
2909		3670
2910	warn "entering sync_job";	3671	warn "entering sync_job";
2911		3672
2912	cf::sync_job {	3673	cf::sync_job {
2913	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
2914	cf::emergency_save;	3675	cf::emergency_save;
2915	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
2916		3677
2917	warn "syncing database to disk";	3678	warn "syncing database to disk";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
2919		3680
2920	# if anything goes wrong in here, we should simply crash as we already saved	3681	# if anything goes wrong in here, we should simply crash as we already saved
2921		3682
2922	warn "cancelling all WF_AUTOCANCEL watchers";
2923	for (Event::all_watchers) {
2924	$_->cancel if $_->data & WF_AUTOCANCEL;
2925	}
2926
2927	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
2928	for (;;) {
2929	BDB::flush;
2930	IO::AIO::flush;
2931	Coro::cede;
2932	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
2933	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2934	}
2935
2936	++$RELOAD;
2937
2938	warn "cancelling all extension coros";
2939	$_->cancel for values %EXT_CORO;
2940	%EXT_CORO = ();
2941
2942	warn "removing commands";
2943	%COMMAND = ();
2944
2945	warn "removing ext/exti commands";
2946	%EXTCMD = ();
2947	%EXTICMD = ();
2948
2949	warn "unloading/nuking all extensions";
2950	for my $pkg (@EXTS) {
2951	warn "... unloading $pkg";
2952
2953	if (my $cb = $pkg->can ("unload")) {
2954	eval {
2955	$cb->($pkg);
2956	1
2957	} or warn "$pkg unloaded, but with errors: $@";
2958	}	3686	}
2959		3687
2960	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
2961	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
2962	}	3690	%EXT_CORO = ();
2963		3691
2964	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
2965	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
2966	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2967		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
2968	warn "... unloading $k";	3701	warn "... unloading $pkg";
2969	delete $INC{$k};
2970		3702
2971	$k =~ s/\.pm$//;
2972	$k =~ s/\//::/g;
2973
2974	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
2975	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
2976	}	3712	}
2977		3713
2978	Symbol::delete_package $k;	3714	warn "unloading all perl modules loaded from $LIBDIR";
		3715	while (my ($k, $v) = each %INC) {
		3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3717
		3718	warn "... unloading $k";
		3719	delete $INC{$k};
		3720
		3721	$k =~ s/\.pm$//;
		3722	$k =~ s/\//::/g;
		3723
		3724	if (my $cb = $k->can ("unload_module")) {
		3725	$cb->();
		3726	}
		3727
		3728	clear_package $k;
2979	}	3729	}
2980		3730
2981	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
2982	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
2983	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2984		3734
2985	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
2986	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
2987	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2988		3738
2989	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
2990	# and global variables created in xs	3740	# and global variables created in xs
2991	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
2992		3742
2993	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
2994		3744
2995	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
2996	require cf;	3746	require cf;
2997	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2998		3748
2999	warn "loading config and database again";	3749	warn "loading config and database again";
3000	cf::cfg_load;	3750	cf::reload_config;
3001		3751
3002	warn "loading extensions";	3752	warn "loading extensions";
3003	cf::load_extensions;	3753	cf::load_extensions;
3004		3754
		3755	if ($REATTACH_ON_RELOAD) {
3005	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3006	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3007	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3008	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3009	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3010	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3011		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3012	warn "leaving sync_job";	3767	warn "leaving sync_job";
3013		3768
3014	1	3769	1
3015	} or do {	3770	} or do {
3016	warn $@;	3771	warn $@;
3017	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3018	exit 1;
3019	};	3773	};
3020		3774
3021	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3022	};	3781	};
3023		3782
3024	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3025		3784
3026	sub reload_perl() {	3785	sub reload_perl() {
3027	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3028	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3029		3788
3030	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3031	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3032	after => 0,	3791
3033	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3034	cb => sub {
3035	do_reload_perl;	3793	do_reload_perl;
3036	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3037	},	3795	};
3038	);	3796	};
3039	}	3797	}
3040		3798
3041	register_command "reload" => sub {	3799	register_command "reload" => sub {
3042	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3043		3801
3044	if ($who->flag (FLAG_WIZ)) {	3802	if ($who->flag (FLAG_WIZ)) {
3045	$who->message ("reloading server.");	3803	$who->message ("reloading server.");
		3804	async {
		3805	$Coro::current->{desc} = "perl_reload";
3046	async { reload_perl };	3806	reload_perl;
		3807	};
3047	}	3808	}
3048	};	3809	};
3049		3810
3050	unshift @INC, $LIBDIR;	3811	unshift @INC, $LIBDIR;
3051		3812
…		…
3053		3814
3054	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3055	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3056		3817
3057	sub wait_for_tick {	3818	sub wait_for_tick {
3058	return unless $TICK_WATCHER->is_active;
3059	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3060		3820
3061	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3062	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3063	$signal->wait;	3823	$signal->wait;
3064	}	3824	}
3065		3825
3066	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3067	return unless $TICK_WATCHER->is_active;
3068	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3069		3828
3070	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3071	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3072	$signal->wait;	3831	$signal->wait;
3073	}	3832	}
3074		3833
3075	my $min = 1e6;#d#	3834	sub tick {
3076	my $avg = 10;
3077	$TICK_WATCHER = Event->timer (
3078	reentrant => 0,
3079	parked => 1,
3080	prio => 0,
3081	at => $NEXT_TICK || $TICK,
3082	data => WF_AUTOCANCEL,
3083	cb => sub {
3084	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3085	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3086	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3087	return;	3838	return;
3088	}	3839	}
3089		3840
3090	$NOW = $tick_start = Event::time;
3091
3092	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3093		3842
3094	0 && sync_job {#d#	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3095	for(1..10) {	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3096	my $t = Event::time;	3845	Coro::async_pool {
3097	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3846	$Coro::current->{desc} = "runtime saver";
3098	or die;	3847	write_runtime_sync
3099		3848	or warn "ERROR: unable to write runtime file: $!";
3100	$map->width (50);
3101	$map->height (50);
3102	$map->alloc;
3103	$map->_load_objects ("/tmp/x.map", 1);
3104	my $t = Event::time - $t;
3105
3106	#next unless $t < 0.0013;#d#
3107	if ($t < $min) {
3108	$min = $t;
3109	}
3110	$avg = $avg * 0.99 + $t * 0.01;
3111	}
3112	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3113	exit 0;
3114	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3115	};	3849	};
		3850	}
3116		3851
3117	$RUNTIME += $TICK;
3118	$NEXT_TICK += $TICK;
3119
3120	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	$NEXT_RUNTIME_WRITE = $NOW + 10;
3122	Coro::async_pool {
3123	write_runtime
3124	or warn "ERROR: unable to write runtime file: $!";
3125	};
3126	}
3127
3128	# my $AFTER = Event::time;
3129	# warn $AFTER - $NOW;#d#
3130
3131	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3132	$sig->send;	3853	$sig->send;
3133	}	3854	}
3134	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3135	$sig->send;	3856	$sig->send;
3136	}	3857	}
3137		3858
3138	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3139
3140	# if we are delayed by four ticks or more, skip them all
3141	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3142
3143	$TICK_WATCHER->at ($NEXT_TICK);
3144	$TICK_WATCHER->start;
3145
3146	$LOAD = ($NOW - $tick_start) / $TICK;
3147	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3148		3861
3149	_post_tick;	3862	if (0) {
3150		3863	if ($NEXT_TICK) {
3151		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3152	},	3868	}
3153	);	3869	}
3154		3870
3155	{	3871	{
3156	BDB::max_poll_time $TICK * 0.1;	3872	# configure BDB
3157	$BDB_POLL_WATCHER = Event->io (	3873
3158	reentrant => 0,
3159	fd => BDB::poll_fileno,
3160	poll => 'r',
3161	prio => 0,
3162	data => WF_AUTOCANCEL,
3163	cb => \&BDB::poll_cb,
3164	);
3165	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3166		3875	BDB::max_poll_reqs $TICK * 0.1;
3167	BDB::set_sync_prepare {	3876	$AnyEvent::BDB::WATCHER->priority (1);
3168	my $status;
3169	my $current = $Coro::current;
3170	(
3171	sub {
3172	$status = $!;
3173	$current->ready; undef $current;
3174	},
3175	sub {
3176	Coro::schedule while defined $current;
3177	$! = $status;
3178	},
3179	)
3180	};
3181		3877
3182	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3183	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
		3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3882	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3184		3885
3185	cf::sync_job {	3886	cf::sync_job {
3186	eval {	3887	eval {
3187	BDB::db_env_open	3888	BDB::db_env_open
3188	$DB_ENV,	3889	$DB_ENV,
…		…
3190	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3891	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3191	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3892	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3192	0666;	3893	0666;
3193		3894
3194	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3895	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3195
3196	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3197	$DB_ENV->set_lk_detect;
3198	};	3896	};
3199		3897
3200	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3201	};	3899	};
3202	}	3900	}
		3901
		3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3903	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3904	};
		3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3907	};
		3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3910	};
3203	}	3911	}
3204		3912
3205	{	3913	{
		3914	# configure IO::AIO
		3915
3206	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3207
3208	undef $Coro::AIO::WATCHER;
3209	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3210	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3211	reentrant => 0,
3212	data => WF_AUTOCANCEL,
3213	fd => IO::AIO::poll_fileno,
3214	poll => 'r',
3215	prio => 6,
3216	cb => \&IO::AIO::poll_cb,
3217	);
3218	}	3919	}
3219		3920
3220	my $_log_backtrace;	3921	my $_log_backtrace;
3221		3922
3222	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3225	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3226		3927
3227	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3228	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3229	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3230	async {	3932	async {
		3933	$Coro::current->{desc} = "abt $msg";
		3934
3231	my @bt = fork_call {	3935	my @bt = fork_call {
3232	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
3233	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3937	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3234	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3938	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3235	or die "addr2line: $!";	3939	or die "addr2line: $!";
…		…
3243	}	3947	}
3244		3948
3245	@funcs	3949	@funcs
3246	};	3950	};
3247		3951
3248	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3249	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3250	--$_log_backtrace;	3955	--$_log_backtrace;
3251	};	3956	};
3252	} else {	3957	} else {
3253	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3254	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3255	}	3960	}
3256	}	3961	}
3257		3962
3258	# load additional modules	3963	# load additional modules
3259	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3260		3965
3261	END { cf::emergency_save }	3966	END { cf::emergency_save }
3262		3967
3263	1	3968	1
3264		3969

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