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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.296 by root, Wed Jul 4 07:09:06 2007 UTC vs.
Revision 1.476 by root, Wed Sep 2 16:54:20 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;
2236	$self->activate_recursive;
2237		2539
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2541	$self->enter_map ($map, $x, $y);
2240	}
2241		2542
		2543	# only activate afterwards, to support waiting in hooks
		2544	$self->activate_recursive;
		2545	}
		2546
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2548
2244	Moves the player to the given map-path and coordinates by first freezing	2549	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	2550	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	2551	that has to return the map if sucecssful, and then unfreezes the player on
2247	the new (success) or old (failed) map position.	2552	the new (success) or old (failed) map position. In either case, $done will
		2553	be called at the end of this process.
		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
2248		2557
2249	=cut	2558	=cut
2250		2559
2251	our $GOTOGEN;	2560	our $GOTOGEN;
2252		2561
2253	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2563	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2564
2256	# do generation counting so two concurrent goto's will be executed in-order	2565	# do generation counting so two concurrent goto's will be executed in-order
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2567
2259	$self->enter_link;	2568	$self->enter_link;
2260		2569
2261	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2262	my $map = eval {	2592	my $map = eval {
2263	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2264		2594
2265	if ($map) {	2595	if ($map) {
2266	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2268	} else {	2598	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2600	}
2271		2601
2272	$map	2602	$map
2273	};	2603	};
2274		2604
…		…
2279		2609
2280	if ($gen == $self->{_goto_generation}) {	2610	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2611	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2612	$self->leave_link ($map, $x, $y);
2283	}	2613	}
		2614
		2615	$done->() if $done;
2284	})->prio (1);	2616	})->prio (1);
2285	}	2617	}
2286		2618
2287	=item $player_object->enter_exit ($exit_object)	2619	=item $player_object->enter_exit ($exit_object)
2288		2620
…		…
2308	}	2640	}
2309		2641
2310	sub prepare_random_map {	2642	sub prepare_random_map {
2311	my ($exit) = @_;	2643	my ($exit) = @_;
2312		2644
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2647	# that depends on the exit object
2318		2648
2319	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2651	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2326	}	2658	}
2327		2659
2328	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2329		2661
2330	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2333		2665
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2668	undef $fh;
2337	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2338		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2341	}	2677	}
2342	}	2678	}
2343		2679
2344	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2346		2682
2347	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2348		2684
2349	if ($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;	2685	$self->enter_link;
2361		2686
2362	# if exit is damned, update players death & WoR home-position
2363	$self->contr->savebed ($slaying, $hp, $sp)
2364	if $exit->flag (FLAG_DAMNED);
2365
2366	(async {	2687	(async {
2367	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2368	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2369	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2370		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2371	1;	2711	1
2372	}) {	2712	}) {
2373	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2374	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2375	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2376	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2377		2717
2378	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2397		2737
2398	utf8::encode $text;	2738	utf8::encode $text;
2399	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2400	}	2740	}
2401		2741
2402	=item $client->send_msg ($color, $type, $msg, [extra...])	2742	=item $client->send_msg ($channel, $msg, $color, [extra...])
2403		2743
2404	Send a drawinfo or msg packet to the client, formatting the msg for the	2744	Send a drawinfo or msg packet to the client, formatting the msg for the
2405	client if neccessary. C<$type> should be a string identifying the type of	2745	client if neccessary. C<$type> should be a string identifying the type of
2406	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2407	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2408		2748
2409	=cut	2749	=cut
2410		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/statistics" => {
		2790	id => "infobox",
		2791	title => "Statistics",
		2792	reply => undef,
		2793	tooltip => "Shows your primary statistics",
		2794	},
		2795	"c/skills" => {
		2796	id => "infobox",
		2797	title => "Skills",
		2798	reply => undef,
		2799	tooltip => "Shows your experience per skill and item power",
		2800	},
		2801	"c/shopitems" => {
		2802	id => "infobox",
		2803	title => "Shop Items",
		2804	reply => undef,
		2805	tooltip => "Shows the items currently for sale in this shop",
		2806	},
		2807	"c/resistances" => {
		2808	id => "infobox",
		2809	title => "Resistances",
		2810	reply => undef,
		2811	tooltip => "Shows your resistances",
		2812	},
		2813	"c/pets" => {
		2814	id => "infobox",
		2815	title => "Pets",
		2816	reply => undef,
		2817	tooltip => "Shows information abotu your pets/a specific pet",
		2818	},
		2819	"c/perceiveself" => {
		2820	id => "infobox",
		2821	title => "Perceive Self",
		2822	reply => undef,
		2823	tooltip => "You gained detailed knowledge about yourself",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	"c/party" => {
		2838	id => "party",
		2839	title => "Party",
		2840	reply => "gsay ",
		2841	tooltip => "Messages and chat related to your party",
		2842	},
		2843	"c/death" => {
		2844	id => "death",
		2845	title => "Death",
		2846	reply => undef,
		2847	tooltip => "Reason for and more info about your most recent death",
		2848	},
		2849	"c/say" => $SAY_CHANNEL,
		2850	"c/chat" => $CHAT_CHANNEL,
		2851	);
		2852
2411	sub cf::client::send_msg {	2853	sub cf::client::send_msg {
2412	my ($self, $color, $type, $msg, @extra) = @_;	2854	my ($self, $channel, $msg, $color, @extra) = @_;
2413		2855
2414	$msg = $self->pl->expand_cfpod ($msg);	2856	$msg = $self->pl->expand_cfpod ($msg)
		2857	unless $color & cf::NDI_VERBATIM;
		2858
		2859	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2860
		2861	# check predefined channels, for the benefit of C
		2862	if ($CHANNEL{$channel}) {
		2863	$channel = $CHANNEL{$channel};
		2864
		2865	$self->ext_msg (channel_info => $channel);
		2866	$channel = $channel->{id};
		2867
		2868	} elsif (ref $channel) {
		2869	# send meta info to client, if not yet sent
		2870	unless (exists $self->{channel}{$channel->{id}}) {
		2871	$self->{channel}{$channel->{id}} = $channel;
		2872	$self->ext_msg (channel_info => $channel);
		2873	}
		2874
		2875	$channel = $channel->{id};
		2876	}
2415		2877
2416	return unless @extra || length $msg;	2878	return unless @extra || length $msg;
2417		2879
2418	if ($self->can_msg) {	2880	# default colour, mask it out
2419	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2881	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2420	} else {	2882	if $color & cf::NDI_DEF;
2421	# replace some tags by gcfclient-compatible ones
2422	for ($msg) {
2423	1 while
2424	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2425	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2426	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2427	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2428	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2429	}
2430		2883
2431	if ($color >= 0) {	2884	my $pkt = "msg "
2432	if (0 && $msg =~ /\[/) {	2885	. $self->{json_coder}->encode (
2433	$self->send_packet ("drawextinfo $color 4 0 $msg")	2886	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2434	} else {	2887	);
2435	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2436	$self->send_packet ("drawinfo $color $msg")
2437	}
2438	}
2439	}
2440	}
2441		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if (8192 < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
		2900	}
		2901
2442	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2443		2903
2444	Sends an ext event to the client.	2904	Sends an ext event to the client.
2445		2905
2446	=cut	2906	=cut
2447		2907
2448	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2449	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2450		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2451	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2452	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2916	}
		2917	}
		2918
		2919	=item $client->ext_reply ($msgid, @msg)
		2920
		2921	Sends an ext reply to the client.
		2922
		2923	=cut
		2924
		2925	sub cf::client::ext_reply($$@) {
		2926	my ($self, $id, @msg) = @_;
		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2930	} elsif ($self->extcmd == 1) {
		2931	#TODO: version 1, remove
		2932	unshift @msg, msgtype => "reply", msgid => $id;
		2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2934	}
2453	}	2935	}
2454		2936
2455	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2456		2938
2457	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2512	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2513		2995
2514	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2515		2997
2516	if (ref $msg) {	2998	if (ref $msg) {
		2999	my ($type, $reply, @payload) =
		3000	"ARRAY" eq ref $msg
		3001	? @$msg
		3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3003
		3004	my @reply;
		3005
2517	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2518	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2519	$reply{msgid} = $msg->{msgid};
2520	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2521	}
2522	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2523	} else {	3013	} else {
2524	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2525	}	3015	}
2526		3016
2527	cf::override;	3017	cf::override;
…		…
2574	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2575	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2576		3066
2577	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2578		3068
2579	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3069	$safe->permit_only (Opcode::opset qw(
		3070	:base_core :base_mem :base_orig :base_math
		3071	grepstart grepwhile mapstart mapwhile
		3072	sort time
		3073	));
2580		3074
2581	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2582		3076
2583	=pod	3077	=pod
2584		3078
2585	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2586		3080
2587	cf::object contr pay_amount pay_player map	3081	cf::object
		3082	contr pay_amount pay_player map x y force_find force_add destroy
		3083	insert remove name archname title slaying race decrease split
		3084	value
		3085
2588	cf::object::player player	3086	cf::object::player
2589	cf::player peaceful	3087	player
2590	cf::map trigger	3088
		3089	cf::player
		3090	peaceful
		3091
		3092	cf::map
		3093	trigger
2591		3094
2592	=cut	3095	=cut
2593		3096
2594	for (	3097	for (
2595	["cf::object" => qw(contr pay_amount pay_player map)],	3098	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3099	insert remove inv nrof name archname title slaying race
		3100	decrease split destroy change_exp value msg lore send_msg)],
2596	["cf::object::player" => qw(player)],	3101	["cf::object::player" => qw(player)],
2597	["cf::player" => qw(peaceful)],	3102	["cf::player" => qw(peaceful send_msg)],
2598	["cf::map" => qw(trigger)],	3103	["cf::map" => qw(trigger)],
2599	) {	3104	) {
2600	no strict 'refs';	3105	no strict 'refs';
2601	my ($pkg, @funs) = @$_;	3106	my ($pkg, @funs) = @$_;
2602	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3107	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2619	my ($code, %vars) = @_;	3124	my ($code, %vars) = @_;
2620		3125
2621	my $qcode = $code;	3126	my $qcode = $code;
2622	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3127	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2623	$qcode =~ s/\n/\\n/g;	3128	$qcode =~ s/\n/\\n/g;
		3129
		3130	%vars = (_dummy => 0) unless %vars;
2624		3131
2625	local $_;	3132	local $_;
2626	local @safe::cf::_safe_eval_args = values %vars;	3133	local @safe::cf::_safe_eval_args = values %vars;
2627		3134
2628	my $eval =	3135	my $eval =
…		…
2676	# the server's init and main functions	3183	# the server's init and main functions
2677		3184
2678	sub load_facedata($) {	3185	sub load_facedata($) {
2679	my ($path) = @_;	3186	my ($path) = @_;
2680		3187
		3188	# HACK to clear player env face cache, we need some signal framework
		3189	# for this (global event?)
		3190	%ext::player_env::MUSIC_FACE_CACHE = ();
		3191
		3192	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3193
2681	warn "loading facedata from $path\n";	3194	warn "loading facedata from $path\n";
2682		3195
2683	my $facedata;	3196	my $facedata;
2684	0 < aio_load $path, $facedata	3197	0 < aio_load $path, $facedata
2685	or die "$path: $!";	3198	or die "$path: $!";
…		…
2687	$facedata = Coro::Storable::thaw $facedata;	3200	$facedata = Coro::Storable::thaw $facedata;
2688		3201
2689	$facedata->{version} == 2	3202	$facedata->{version} == 2
2690	or cf::cleanup "$path: version mismatch, cannot proceed.";	3203	or cf::cleanup "$path: version mismatch, cannot proceed.";
2691		3204
		3205	# patch in the exptable
		3206	$facedata->{resource}{"res/exp_table"} = {
		3207	type => FT_RSRC,
		3208	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3209	};
		3210	cf::cede_to_tick;
		3211
2692	{	3212	{
2693	my $faces = $facedata->{faceinfo};	3213	my $faces = $facedata->{faceinfo};
2694		3214
2695	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2696	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3216	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3217
2697	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3218	cf::face::set_visibility $idx, $info->{visibility};
		3219	cf::face::set_magicmap $idx, $info->{magicmap};
2698	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3220	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2699	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3221	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2700	Coro::cede;	3222
		3223	cf::cede_to_tick;
2701	}	3224	}
2702		3225
2703	while (my ($face, $info) = each %$faces) {	3226	while (my ($face, $info) = each %$faces) {
2704	next unless $info->{smooth};	3227	next unless $info->{smooth};
		3228
2705	my $idx = cf::face::find $face	3229	my $idx = cf::face::find $face
2706	or next;	3230	or next;
		3231
2707	if (my $smooth = cf::face::find $info->{smooth}) {	3232	if (my $smooth = cf::face::find $info->{smooth}) {
		3233	cf::face::set_smooth $idx, $smooth;
2708	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3234	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2709	} else {	3235	} else {
2710	warn "smooth face '$info->{smooth}' not found for face '$face'";	3236	warn "smooth face '$info->{smooth}' not found for face '$face'";
2711	}	3237	}
2712	Coro::cede;	3238
		3239	cf::cede_to_tick;
2713	}	3240	}
2714	}	3241	}
2715		3242
2716	{	3243	{
2717	my $anims = $facedata->{animinfo};	3244	my $anims = $facedata->{animinfo};
2718		3245
2719	while (my ($anim, $info) = each %$anims) {	3246	while (my ($anim, $info) = each %$anims) {
2720	cf::anim::set $anim, $info->{frames}, $info->{facings};	3247	cf::anim::set $anim, $info->{frames}, $info->{facings};
2721	Coro::cede;	3248	cf::cede_to_tick;
2722	}	3249	}
2723		3250
2724	cf::anim::invalidate_all; # d'oh	3251	cf::anim::invalidate_all; # d'oh
2725	}	3252	}
2726		3253
		3254	{
		3255	# TODO: for gcfclient pleasure, we should give resources
		3256	# that gcfclient doesn't grok a >10000 face index.
		3257	my $res = $facedata->{resource};
		3258
		3259	while (my ($name, $info) = each %$res) {
		3260	if (defined $info->{type}) {
		3261	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3262	my $data;
		3263
		3264	if ($info->{type} & 1) {
		3265	# prepend meta info
		3266
		3267	my $meta = $enc->encode ({
		3268	name => $name,
		3269	%{ $info->{meta} || {} },
		3270	});
		3271
		3272	$data = pack "(w/a*)*", $meta, $info->{data};
		3273	} else {
		3274	$data = $info->{data};
		3275	}
		3276
		3277	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3278	cf::face::set_type $idx, $info->{type};
		3279	} else {
		3280	$RESOURCE{$name} = $info;
		3281	}
		3282
		3283	cf::cede_to_tick;
		3284	}
		3285	}
		3286
		3287	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3288
2727	1	3289	1
2728	}	3290	}
2729		3291
		3292	cf::global->attach (on_resource_update => sub {
		3293	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3294	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3295
		3296	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3297	my $sound = $soundconf->{compat}[$_]
		3298	or next;
		3299
		3300	my $face = cf::face::find "sound/$sound->[1]";
		3301	cf::sound::set $sound->[0] => $face;
		3302	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3303	}
		3304
		3305	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3306	my $face = cf::face::find "sound/$v";
		3307	cf::sound::set $k => $face;
		3308	}
		3309	}
		3310	});
		3311
		3312	register_exticmd fx_want => sub {
		3313	my ($ns, $want) = @_;
		3314
		3315	while (my ($k, $v) = each %$want) {
		3316	$ns->fx_want ($k, $v);
		3317	}
		3318	};
		3319
		3320	sub load_resource_file($) {
		3321	my $guard = lock_acquire "load_resource_file";
		3322
		3323	my $status = load_resource_file_ $_[0];
		3324	get_slot 0.1, 100;
		3325	cf::arch::commit_load;
		3326
		3327	$status
		3328	}
		3329
2730	sub reload_regions {	3330	sub reload_regions {
		3331	# HACK to clear player env face cache, we need some signal framework
		3332	# for this (global event?)
		3333	%ext::player_env::MUSIC_FACE_CACHE = ();
		3334
2731	load_resource_file "$MAPDIR/regions"	3335	load_resource_file "$MAPDIR/regions"
2732	or die "unable to load regions file\n";	3336	or die "unable to load regions file\n";
		3337
		3338	for (cf::region::list) {
		3339	$_->{match} = qr/$_->{match}/
		3340	if exists $_->{match};
		3341	}
2733	}	3342	}
2734		3343
2735	sub reload_facedata {	3344	sub reload_facedata {
2736	load_facedata "$DATADIR/facedata"	3345	load_facedata "$DATADIR/facedata"
2737	or die "unable to load facedata\n";	3346	or die "unable to load facedata\n";
2738	}	3347	}
2739		3348
2740	sub reload_archetypes {	3349	sub reload_archetypes {
2741	load_resource_file "$DATADIR/archetypes"	3350	load_resource_file "$DATADIR/archetypes"
2742	or die "unable to load archetypes\n";	3351	or die "unable to load archetypes\n";
2743	#d# NEED to laod twice to resolve forward references
2744	# this really needs to be done in an extra post-pass
2745	# (which needs to be synchronous, so solve it differently)
2746	load_resource_file "$DATADIR/archetypes"
2747	or die "unable to load archetypes\n";
2748	}	3352	}
2749		3353
2750	sub reload_treasures {	3354	sub reload_treasures {
2751	load_resource_file "$DATADIR/treasures"	3355	load_resource_file "$DATADIR/treasures"
2752	or die "unable to load treasurelists\n";	3356	or die "unable to load treasurelists\n";
2753	}	3357	}
2754		3358
2755	sub reload_resources {	3359	sub reload_resources {
2756	warn "reloading resource files...\n";	3360	warn "reloading resource files...\n";
2757		3361
		3362	reload_facedata;
		3363	reload_archetypes;
2758	reload_regions;	3364	reload_regions;
2759	reload_facedata;
2760	#reload_archetypes;#d#
2761	reload_archetypes;
2762	reload_treasures;	3365	reload_treasures;
2763		3366
2764	warn "finished reloading resource files\n";	3367	warn "finished reloading resource files\n";
2765	}	3368	}
2766		3369
2767	sub init {	3370	sub reload_config {
2768	reload_resources;
2769	}
2770
2771	sub cfg_load {
2772	open my $fh, "<:utf8", "$CONFDIR/config"	3371	open my $fh, "<:utf8", "$CONFDIR/config"
2773	or return;	3372	or return;
2774		3373
2775	local $/;	3374	local $/;
2776	*CFG = YAML::Syck::Load <$fh>;	3375	*CFG = YAML::Load <$fh>;
2777		3376
2778	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2779		3378
2780	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2781	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2787	};	3386	};
2788	warn $@ if $@;	3387	warn $@ if $@;
2789	}	3388	}
2790	}	3389	}
2791		3390
		3391	sub pidfile() {
		3392	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3393	or die "$PIDFILE: $!";
		3394	flock $fh, &Fcntl::LOCK_EX
		3395	or die "$PIDFILE: flock: $!";
		3396	$fh
		3397	}
		3398
		3399	# make sure only one server instance is running at any one time
		3400	sub atomic {
		3401	my $fh = pidfile;
		3402
		3403	my $pid = <$fh>;
		3404	kill 9, $pid if $pid > 0;
		3405
		3406	seek $fh, 0, 0;
		3407	print $fh $$;
		3408	}
		3409
		3410	sub main_loop {
		3411	warn "EV::loop starting\n";
		3412	if (1) {
		3413	EV::loop;
		3414	}
		3415	warn "EV::loop returned\n";
		3416	goto &main_loop unless $REALLY_UNLOOP;
		3417	}
		3418
2792	sub main {	3419	sub main {
		3420	cf::init_globals; # initialise logging
		3421
		3422	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3423	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3424	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3425	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3426
		3427	cf::init_experience;
		3428	cf::init_anim;
		3429	cf::init_attackmess;
		3430	cf::init_dynamic;
		3431
		3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433
2793	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
2794	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
2795	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2796	(async {	3437	(async {
2797	Event::one_event;	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3439	EV::loop EV::LOOP_ONESHOT;
2798	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
2799	};	3441	};
2800		3442
2801	cfg_load;	3443	evthread_start IO::AIO::poll_fileno;
		3444
		3445	cf::sync_job {
		3446	reload_resources;
		3447	reload_config;
2802	db_init;	3448	db_init;
		3449
		3450	cf::load_settings;
		3451	cf::load_materials;
		3452	cf::init_uuid;
		3453	cf::init_signals;
		3454	cf::init_commands;
		3455	cf::init_skills;
		3456
		3457	cf::init_beforeplay;
		3458
		3459	atomic;
		3460
2803	load_extensions;	3461	load_extensions;
2804		3462
2805	$TICK_WATCHER->start;	3463	utime time, time, $RUNTIMEFILE;
2806	Event::loop;	3464
		3465	# no (long-running) fork's whatsoever before this point(!)
		3466	use POSIX ();
		3467	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3468
		3469	(pop @POST_INIT)->(0) while @POST_INIT;
		3470	};
		3471
		3472	main_loop;
2807	}	3473	}
2808		3474
2809	#############################################################################	3475	#############################################################################
2810	# initialisation and cleanup	3476	# initialisation and cleanup
2811		3477
2812	# install some emergency cleanup handlers	3478	# install some emergency cleanup handlers
2813	BEGIN {	3479	BEGIN {
		3480	our %SIGWATCHER = ();
2814	for my $signal (qw(INT HUP TERM)) {	3481	for my $signal (qw(INT HUP TERM)) {
2815	Event->signal (	3482	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2816	reentrant => 0,
2817	data => WF_AUTOCANCEL,
2818	signal => $signal,
2819	prio => 0,
2820	cb => sub {
2821	cf::cleanup "SIG$signal";	3483	cf::cleanup "SIG$signal";
2822	},
2823	);	3484	};
2824	}	3485	}
2825	}	3486	}
2826		3487
2827	sub write_runtime {	3488	sub write_runtime_sync {
2828	my $runtime = "$LOCALDIR/runtime";
2829
2830	# first touch the runtime file to show we are still running:	3489	# first touch the runtime file to show we are still running:
2831	# the fsync below can take a very very long time.	3490	# the fsync below can take a very very long time.
2832		3491
2833	IO::AIO::aio_utime $runtime, undef, undef;	3492	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2834		3493
2835	my $guard = cf::lock_acquire "write_runtime";	3494	my $guard = cf::lock_acquire "write_runtime";
2836		3495
2837	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3496	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2838	or return;	3497	or return;
2839		3498
2840	my $value = $cf::RUNTIME + 90 + 10;	3499	my $value = $cf::RUNTIME + 90 + 10;
2841	# 10 is the runtime save interval, for a monotonic clock	3500	# 10 is the runtime save interval, for a monotonic clock
2842	# 60 allows for the watchdog to kill the server.	3501	# 60 allows for the watchdog to kill the server.
…		…
2852	aio_utime $fh, undef, undef;	3511	aio_utime $fh, undef, undef;
2853		3512
2854	close $fh	3513	close $fh
2855	or return;	3514	or return;
2856		3515
2857	aio_rename "$runtime~", $runtime	3516	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2858	and return;	3517	and return;
2859		3518
2860	warn "runtime file written.\n";	3519	warn "runtime file written.\n";
2861		3520
2862	1	3521	1
		3522	}
		3523
		3524	our $uuid_lock;
		3525	our $uuid_skip;
		3526
		3527	sub write_uuid_sync($) {
		3528	$uuid_skip ||= $_[0];
		3529
		3530	return if $uuid_lock;
		3531	local $uuid_lock = 1;
		3532
		3533	my $uuid = "$LOCALDIR/uuid";
		3534
		3535	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3536	or return;
		3537
		3538	my $value = uuid_seq uuid_cur;
		3539
		3540	unless ($value) {
		3541	warn "cowardly refusing to write zero uuid value!\n";
		3542	return;
		3543	}
		3544
		3545	my $value = uuid_str $value + $uuid_skip;
		3546	$uuid_skip = 0;
		3547
		3548	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3549	and return;
		3550
		3551	# always fsync - this file is important
		3552	aio_fsync $fh
		3553	and return;
		3554
		3555	close $fh
		3556	or return;
		3557
		3558	aio_rename "$uuid~", $uuid
		3559	and return;
		3560
		3561	warn "uuid file written ($value).\n";
		3562
		3563	1
		3564
		3565	}
		3566
		3567	sub write_uuid($$) {
		3568	my ($skip, $sync) = @_;
		3569
		3570	$sync ? write_uuid_sync $skip
		3571	: async { write_uuid_sync $skip };
2863	}	3572	}
2864		3573
2865	sub emergency_save() {	3574	sub emergency_save() {
2866	my $freeze_guard = cf::freeze_mainloop;	3575	my $freeze_guard = cf::freeze_mainloop;
2867		3576
2868	warn "enter emergency perl save\n";	3577	warn "emergency_perl_save: enter\n";
2869		3578
2870	cf::sync_job {	3579	cf::sync_job {
		3580	# this is a trade-off: we want to be very quick here, so
		3581	# save all maps without fsync, and later call a global sync
		3582	# (which in turn might be very very slow)
		3583	local $USE_FSYNC = 0;
		3584
2871	# use a peculiar iteration method to avoid tripping on perl	3585	# use a peculiar iteration method to avoid tripping on perl
2872	# refcount bugs in for. also avoids problems with players	3586	# refcount bugs in for. also avoids problems with players
2873	# and maps saved/destroyed asynchronously.	3587	# and maps saved/destroyed asynchronously.
2874	warn "begin emergency player save\n";	3588	warn "emergency_perl_save: begin player save\n";
2875	for my $login (keys %cf::PLAYER) {	3589	for my $login (keys %cf::PLAYER) {
2876	my $pl = $cf::PLAYER{$login} or next;	3590	my $pl = $cf::PLAYER{$login} or next;
2877	$pl->valid or next;	3591	$pl->valid or next;
		3592	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2878	$pl->save;	3593	$pl->save;
2879	}	3594	}
2880	warn "end emergency player save\n";	3595	warn "emergency_perl_save: end player save\n";
2881		3596
2882	warn "begin emergency map save\n";	3597	warn "emergency_perl_save: begin map save\n";
2883	for my $path (keys %cf::MAP) {	3598	for my $path (keys %cf::MAP) {
2884	my $map = $cf::MAP{$path} or next;	3599	my $map = $cf::MAP{$path} or next;
2885	$map->valid or next;	3600	$map->valid or next;
2886	$map->save;	3601	$map->save;
2887	}	3602	}
2888	warn "end emergency map save\n";	3603	warn "emergency_perl_save: end map save\n";
2889		3604
2890	warn "begin emergency database checkpoint\n";	3605	warn "emergency_perl_save: begin database checkpoint\n";
2891	BDB::db_env_txn_checkpoint $DB_ENV;	3606	BDB::db_env_txn_checkpoint $DB_ENV;
2892	warn "end emergency database checkpoint\n";	3607	warn "emergency_perl_save: end database checkpoint\n";
		3608
		3609	warn "emergency_perl_save: begin write uuid\n";
		3610	write_uuid_sync 1;
		3611	warn "emergency_perl_save: end write uuid\n";
2893	};	3612	};
2894		3613
		3614	warn "emergency_perl_save: starting sync()\n";
		3615	IO::AIO::aio_sync sub {
		3616	warn "emergency_perl_save: finished sync()\n";
		3617	};
		3618
2895	warn "leave emergency perl save\n";	3619	warn "emergency_perl_save: leave\n";
2896	}	3620	}
2897		3621
2898	sub post_cleanup {	3622	sub post_cleanup {
2899	my ($make_core) = @_;	3623	my ($make_core) = @_;
2900		3624
2901	warn Carp::longmess "post_cleanup backtrace"	3625	warn Carp::longmess "post_cleanup backtrace"
2902	if $make_core;	3626	if $make_core;
		3627
		3628	my $fh = pidfile;
		3629	unlink $PIDFILE if <$fh> == $$;
		3630	}
		3631
		3632	# a safer delete_package, copied from Symbol
		3633	sub clear_package($) {
		3634	my $pkg = shift;
		3635
		3636	# expand to full symbol table name if needed
		3637	unless ($pkg =~ /^main::.*::$/) {
		3638	$pkg = "main$pkg" if $pkg =~ /^::/;
		3639	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3640	$pkg .= '::' unless $pkg =~ /::$/;
		3641	}
		3642
		3643	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3644	my $stem_symtab = *{$stem}{HASH};
		3645
		3646	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3647	or return;
		3648
		3649	# clear all symbols
		3650	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3651	for my $name (keys %$leaf_symtab) {
		3652	_gv_clear *{"$pkg$name"};
		3653	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3654	}
		3655	warn "cleared package $pkg\n";#d#
2903	}	3656	}
2904		3657
2905	sub do_reload_perl() {	3658	sub do_reload_perl() {
2906	# can/must only be called in main	3659	# can/must only be called in main
2907	if ($Coro::current != $Coro::main) {	3660	if ($Coro::current != $Coro::main) {
2908	warn "can only reload from main coroutine";	3661	warn "can only reload from main coroutine";
2909	return;	3662	return;
2910	}	3663	}
2911		3664
		3665	return if $RELOAD++;
		3666
		3667	my $t1 = EV::time;
		3668
		3669	while ($RELOAD) {
2912	warn "reloading...";	3670	warn "reloading...";
2913		3671
2914	warn "entering sync_job";	3672	warn "entering sync_job";
2915		3673
2916	cf::sync_job {	3674	cf::sync_job {
2917	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
2918	cf::emergency_save;	3676	cf::emergency_save;
2919	cf::write_runtime; # external watchdog should not bark	3677	cf::write_runtime_sync; # external watchdog should not bark
2920		3678
2921	warn "syncing database to disk";	3679	warn "syncing database to disk";
2922	BDB::db_env_txn_checkpoint $DB_ENV;	3680	BDB::db_env_txn_checkpoint $DB_ENV;
2923		3681
2924	# if anything goes wrong in here, we should simply crash as we already saved	3682	# if anything goes wrong in here, we should simply crash as we already saved
2925		3683
2926	warn "cancelling all WF_AUTOCANCEL watchers";
2927	for (Event::all_watchers) {
2928	$_->cancel if $_->data & WF_AUTOCANCEL;
2929	}
2930
2931	warn "flushing outstanding aio requests";	3684	warn "flushing outstanding aio requests";
2932	for (;;) {
2933	BDB::flush;
2934	IO::AIO::flush;
2935	Coro::cede;
2936	last unless IO::AIO::nreqs || BDB::nreqs;	3685	while (IO::AIO::nreqs || BDB::nreqs) {
2937	warn "iterate...";	3686	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2938	}
2939
2940	++$RELOAD;
2941
2942	warn "cancelling all extension coros";
2943	$_->cancel for values %EXT_CORO;
2944	%EXT_CORO = ();
2945
2946	warn "removing commands";
2947	%COMMAND = ();
2948
2949	warn "removing ext/exti commands";
2950	%EXTCMD = ();
2951	%EXTICMD = ();
2952
2953	warn "unloading/nuking all extensions";
2954	for my $pkg (@EXTS) {
2955	warn "... unloading $pkg";
2956
2957	if (my $cb = $pkg->can ("unload")) {
2958	eval {
2959	$cb->($pkg);
2960	1
2961	} or warn "$pkg unloaded, but with errors: $@";
2962	}	3687	}
2963		3688
2964	warn "... nuking $pkg";	3689	warn "cancelling all extension coros";
2965	Symbol::delete_package $pkg;	3690	$_->cancel for values %EXT_CORO;
2966	}	3691	%EXT_CORO = ();
2967		3692
2968	warn "unloading all perl modules loaded from $LIBDIR";	3693	warn "removing commands";
2969	while (my ($k, $v) = each %INC) {	3694	%COMMAND = ();
2970	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2971		3695
		3696	warn "removing ext/exti commands";
		3697	%EXTCMD = ();
		3698	%EXTICMD = ();
		3699
		3700	warn "unloading/nuking all extensions";
		3701	for my $pkg (@EXTS) {
2972	warn "... unloading $k";	3702	warn "... unloading $pkg";
2973	delete $INC{$k};
2974		3703
2975	$k =~ s/\.pm$//;
2976	$k =~ s/\//::/g;
2977
2978	if (my $cb = $k->can ("unload_module")) {	3704	if (my $cb = $pkg->can ("unload")) {
		3705	eval {
2979	$cb->();	3706	$cb->($pkg);
		3707	1
		3708	} or warn "$pkg unloaded, but with errors: $@";
		3709	}
		3710
		3711	warn "... clearing $pkg";
		3712	clear_package $pkg;
2980	}	3713	}
2981		3714
2982	Symbol::delete_package $k;	3715	warn "unloading all perl modules loaded from $LIBDIR";
		3716	while (my ($k, $v) = each %INC) {
		3717	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3718
		3719	warn "... unloading $k";
		3720	delete $INC{$k};
		3721
		3722	$k =~ s/\.pm$//;
		3723	$k =~ s/\//::/g;
		3724
		3725	if (my $cb = $k->can ("unload_module")) {
		3726	$cb->();
		3727	}
		3728
		3729	clear_package $k;
2983	}	3730	}
2984		3731
2985	warn "getting rid of safe::, as good as possible";	3732	warn "getting rid of safe::, as good as possible";
2986	Symbol::delete_package "safe::$_"	3733	clear_package "safe::$_"
2987	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3734	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2988		3735
2989	warn "unloading cf.pm \"a bit\"";	3736	warn "unloading cf.pm \"a bit\"";
2990	delete $INC{"cf.pm"};	3737	delete $INC{"cf.pm"};
2991	delete $INC{"cf/pod.pm"};	3738	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2992		3739
2993	# don't, removes xs symbols, too,	3740	# don't, removes xs symbols, too,
2994	# and global variables created in xs	3741	# and global variables created in xs
2995	#Symbol::delete_package __PACKAGE__;	3742	#clear_package __PACKAGE__;
2996		3743
2997	warn "unload completed, starting to reload now";	3744	warn "unload completed, starting to reload now";
2998		3745
2999	warn "reloading cf.pm";	3746	warn "reloading cf.pm";
3000	require cf;	3747	require cf;
3001	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3748	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3002		3749
3003	warn "loading config and database again";	3750	warn "loading config and database again";
3004	cf::cfg_load;	3751	cf::reload_config;
3005		3752
3006	warn "loading extensions";	3753	warn "loading extensions";
3007	cf::load_extensions;	3754	cf::load_extensions;
3008		3755
		3756	if ($REATTACH_ON_RELOAD) {
3009	warn "reattaching attachments to objects/players";	3757	warn "reattaching attachments to objects/players";
3010	_global_reattach; # objects, sockets	3758	_global_reattach; # objects, sockets
3011	warn "reattaching attachments to maps";	3759	warn "reattaching attachments to maps";
3012	reattach $_ for values %MAP;	3760	reattach $_ for values %MAP;
3013	warn "reattaching attachments to players";	3761	warn "reattaching attachments to players";
3014	reattach $_ for values %PLAYER;	3762	reattach $_ for values %PLAYER;
		3763	}
3015		3764
		3765	warn "running post_init jobs";
		3766	(pop @POST_INIT)->(1) while @POST_INIT;
		3767
3016	warn "leaving sync_job";	3768	warn "leaving sync_job";
3017		3769
3018	1	3770	1
3019	} or do {	3771	} or do {
3020	warn $@;	3772	warn $@;
3021	warn "error while reloading, exiting.";	3773	cf::cleanup "error while reloading, exiting.";
3022	exit 1;
3023	};	3774	};
3024		3775
3025	warn "reloaded";	3776	warn "reloaded";
		3777	--$RELOAD;
		3778	}
		3779
		3780	$t1 = EV::time - $t1;
		3781	warn "reload completed in ${t1}s\n";
3026	};	3782	};
3027		3783
3028	our $RELOAD_WATCHER; # used only during reload	3784	our $RELOAD_WATCHER; # used only during reload
3029		3785
3030	sub reload_perl() {	3786	sub reload_perl() {
3031	# doing reload synchronously and two reloads happen back-to-back,	3787	# doing reload synchronously and two reloads happen back-to-back,
3032	# coro crashes during coro_state_free->destroy here.	3788	# coro crashes during coro_state_free->destroy here.
3033		3789
3034	$RELOAD_WATCHER ||= Event->timer (	3790	$RELOAD_WATCHER ||= cf::async {
3035	reentrant => 0,	3791	Coro::AIO::aio_wait cache_extensions;
3036	after => 0,	3792
3037	data => WF_AUTOCANCEL,	3793	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3038	cb => sub {
3039	do_reload_perl;	3794	do_reload_perl;
3040	undef $RELOAD_WATCHER;	3795	undef $RELOAD_WATCHER;
3041	},	3796	};
3042	);	3797	};
3043	}	3798	}
3044		3799
3045	register_command "reload" => sub {	3800	register_command "reload" => sub {
3046	my ($who, $arg) = @_;	3801	my ($who, $arg) = @_;
3047		3802
3048	if ($who->flag (FLAG_WIZ)) {	3803	if ($who->flag (FLAG_WIZ)) {
3049	$who->message ("reloading server.");	3804	$who->message ("reloading server.");
		3805	async {
		3806	$Coro::current->{desc} = "perl_reload";
3050	async { reload_perl };	3807	reload_perl;
		3808	};
3051	}	3809	}
3052	};	3810	};
3053		3811
3054	unshift @INC, $LIBDIR;	3812	unshift @INC, $LIBDIR;
3055		3813
…		…
3057		3815
3058	our @WAIT_FOR_TICK;	3816	our @WAIT_FOR_TICK;
3059	our @WAIT_FOR_TICK_BEGIN;	3817	our @WAIT_FOR_TICK_BEGIN;
3060		3818
3061	sub wait_for_tick {	3819	sub wait_for_tick {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3820	return if tick_inhibit || $Coro::current == $Coro::main;
3064		3821
3065	my $signal = new Coro::Signal;	3822	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK, $signal;	3823	push @WAIT_FOR_TICK, $signal;
3067	$signal->wait;	3824	$signal->wait;
3068	}	3825	}
3069		3826
3070	sub wait_for_tick_begin {	3827	sub wait_for_tick_begin {
3071	return unless $TICK_WATCHER->is_active;
3072	return if $Coro::current == $Coro::main;	3828	return if tick_inhibit || $Coro::current == $Coro::main;
3073		3829
3074	my $signal = new Coro::Signal;	3830	my $signal = new Coro::Signal;
3075	push @WAIT_FOR_TICK_BEGIN, $signal;	3831	push @WAIT_FOR_TICK_BEGIN, $signal;
3076	$signal->wait;	3832	$signal->wait;
3077	}	3833	}
3078		3834
3079	my $min = 1e6;#d#	3835	sub tick {
3080	my $avg = 10;
3081	$TICK_WATCHER = Event->timer (
3082	reentrant => 0,
3083	parked => 1,
3084	prio => 0,
3085	at => $NEXT_TICK || $TICK,
3086	data => WF_AUTOCANCEL,
3087	cb => sub {
3088	if ($Coro::current != $Coro::main) {	3836	if ($Coro::current != $Coro::main) {
3089	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3837	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3090	unless ++$bug_warning > 10;	3838	unless ++$bug_warning > 10;
3091	return;	3839	return;
3092	}	3840	}
3093		3841
3094	$NOW = $tick_start = Event::time;
3095
3096	cf::server_tick; # one server iteration	3842	cf::server_tick; # one server iteration
3097		3843
3098	0 && sync_job {#d#	3844	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3099	for(1..10) {	3845	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3100	my $t = Event::time;	3846	Coro::async_pool {
3101	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3847	$Coro::current->{desc} = "runtime saver";
3102	or die;	3848	write_runtime_sync
3103		3849	or warn "ERROR: unable to write runtime file: $!";
3104	$map->width (50);
3105	$map->height (50);
3106	$map->alloc;
3107	$map->_load_objects ("/tmp/x.map", 1);
3108	my $t = Event::time - $t;
3109
3110	#next unless $t < 0.0013;#d#
3111	if ($t < $min) {
3112	$min = $t;
3113	}
3114	$avg = $avg * 0.99 + $t * 0.01;
3115	}
3116	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3117	exit 0;
3118	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3119	};	3850	};
		3851	}
3120		3852
3121	$RUNTIME += $TICK;
3122	$NEXT_TICK += $TICK;
3123
3124	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3125	$NEXT_RUNTIME_WRITE = $NOW + 10;
3126	Coro::async_pool {
3127	write_runtime
3128	or warn "ERROR: unable to write runtime file: $!";
3129	};
3130	}
3131
3132	# my $AFTER = Event::time;
3133	# warn $AFTER - $NOW;#d#
3134
3135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3853	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3136	$sig->send;	3854	$sig->send;
3137	}	3855	}
3138	while (my $sig = shift @WAIT_FOR_TICK) {	3856	while (my $sig = shift @WAIT_FOR_TICK) {
3139	$sig->send;	3857	$sig->send;
3140	}	3858	}
3141		3859
3142	$NOW = Event::time;	3860	$LOAD = ($NOW - $TICK_START) / $TICK;
3143
3144	# if we are delayed by four ticks or more, skip them all
3145	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3146
3147	$TICK_WATCHER->at ($NEXT_TICK);
3148	$TICK_WATCHER->start;
3149
3150	$LOAD = ($NOW - $tick_start) / $TICK;
3151	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3861	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3152		3862
3153	_post_tick;	3863	if (0) {
3154		3864	if ($NEXT_TICK) {
3155		3865	my $jitter = $TICK_START - $NEXT_TICK;
		3866	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3867	warn "jitter $JITTER\n";#d#
		3868	}
3156	},	3869	}
3157	);	3870	}
3158		3871
3159	{	3872	{
3160	BDB::max_poll_time $TICK * 0.1;	3873	# configure BDB
3161	$BDB_POLL_WATCHER = Event->io (	3874
3162	reentrant => 0,
3163	fd => BDB::poll_fileno,
3164	poll => 'r',
3165	prio => 0,
3166	data => WF_AUTOCANCEL,
3167	cb => \&BDB::poll_cb,
3168	);
3169	BDB::min_parallel 8;	3875	BDB::min_parallel 8;
3170		3876	BDB::max_poll_reqs $TICK * 0.1;
3171	BDB::set_sync_prepare {	3877	$AnyEvent::BDB::WATCHER->priority (1);
3172	my $status;
3173	my $current = $Coro::current;
3174	(
3175	sub {
3176	$status = $!;
3177	$current->ready; undef $current;
3178	},
3179	sub {
3180	Coro::schedule while defined $current;
3181	$! = $status;
3182	},
3183	)
3184	};
3185		3878
3186	unless ($DB_ENV) {	3879	unless ($DB_ENV) {
3187	$DB_ENV = BDB::db_env_create;	3880	$DB_ENV = BDB::db_env_create;
		3881	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3882	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3883	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3884	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3885	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3188		3886
3189	cf::sync_job {	3887	cf::sync_job {
3190	eval {	3888	eval {
3191	BDB::db_env_open	3889	BDB::db_env_open
3192	$DB_ENV,	3890	$DB_ENV,
…		…
3194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3892	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3893	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3196	0666;	3894	0666;
3197		3895
3198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3896	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3199
3200	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3201	$DB_ENV->set_lk_detect;
3202	};	3897	};
3203		3898
3204	cf::cleanup "db_env_open(db): $@" if $@;	3899	cf::cleanup "db_env_open(db): $@" if $@;
3205	};	3900	};
3206	}	3901	}
		3902
		3903	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3904	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3905	};
		3906	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3907	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3908	};
		3909	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3910	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3911	};
3207	}	3912	}
3208		3913
3209	{	3914	{
		3915	# configure IO::AIO
		3916
3210	IO::AIO::min_parallel 8;	3917	IO::AIO::min_parallel 8;
3211
3212	undef $Coro::AIO::WATCHER;
3213	IO::AIO::max_poll_time $TICK * 0.1;	3918	IO::AIO::max_poll_time $TICK * 0.1;
3214	$AIO_POLL_WATCHER = Event->io (	3919	undef $AnyEvent::AIO::WATCHER;
3215	reentrant => 0,
3216	data => WF_AUTOCANCEL,
3217	fd => IO::AIO::poll_fileno,
3218	poll => 'r',
3219	prio => 6,
3220	cb => \&IO::AIO::poll_cb,
3221	);
3222	}	3920	}
3223		3921
3224	my $_log_backtrace;	3922	my $_log_backtrace;
3225		3923
3226	sub _log_backtrace {	3924	sub _log_backtrace {
…		…
3229	$msg =~ s/\n//;	3927	$msg =~ s/\n//;
3230		3928
3231	# limit the # of concurrent backtraces	3929	# limit the # of concurrent backtraces
3232	if ($_log_backtrace < 2) {	3930	if ($_log_backtrace < 2) {
3233	++$_log_backtrace;	3931	++$_log_backtrace;
		3932	my $perl_bt = Carp::longmess $msg;
3234	async {	3933	async {
		3934	$Coro::current->{desc} = "abt $msg";
		3935
3235	my @bt = fork_call {	3936	my @bt = fork_call {
3236	@addr = map { sprintf "%x", $_ } @addr;	3937	@addr = map { sprintf "%x", $_ } @addr;
3237	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3938	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3238	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3939	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3239	or die "addr2line: $!";	3940	or die "addr2line: $!";
…		…
3247	}	3948	}
3248		3949
3249	@funcs	3950	@funcs
3250	};	3951	};
3251		3952
3252	LOG llevInfo, "[ABT] $msg\n";	3953	LOG llevInfo, "[ABT] $perl_bt\n";
		3954	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3253	LOG llevInfo, "[ABT] $_\n" for @bt;	3955	LOG llevInfo, "[ABT] $_\n" for @bt;
3254	--$_log_backtrace;	3956	--$_log_backtrace;
3255	};	3957	};
3256	} else {	3958	} else {
3257	LOG llevInfo, "[ABT] $msg\n";	3959	LOG llevInfo, "[ABT] $msg\n";
3258	LOG llevInfo, "[ABT] [suppressed]\n";	3960	LOG llevInfo, "[ABT] [suppressed]\n";
3259	}	3961	}
3260	}	3962	}
3261		3963
3262	# load additional modules	3964	# load additional modules
3263	use cf::pod;	3965	require "cf/$_.pm" for @EXTRA_MODULES;
3264		3966
3265	END { cf::emergency_save }	3967	END { cf::emergency_save }
3266		3968
3267	1	3969	1
3268		3970

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