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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.475 by root, Tue Jul 21 06:17:00 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
		62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
34		65
35	# configure various modules to our taste	66	# configure various modules to our taste
36	#	67	#
37	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		76
41	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
42		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		79
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		81
50	our %COMMAND = ();	82	our %COMMAND = ();
51	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	86	our %EXTCMD = ();
55	our %EXTICMD = ();	87	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
58		90
59	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	92	our @EVENT;
61		93
62	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	95	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
73		109
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	112	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
84		121
85	our %CFG;	122	our %CFG;
86		123
87	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
89		127
90	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
93		131
94	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		134
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
100		144
101	binmode STDOUT;	145	binmode STDOUT;
102	binmode STDERR;	146	binmode STDERR;
103		147
104	# read virtual server time, if available	148	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
109	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
110		156
111	mkdir $_	157	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		159
114	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
157		203
158	The raw value load value from the last tick.	204	The raw value load value from the last tick.
159		205
160	=item %cf::CFG	206	=item %cf::CFG
161		207
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	209	from wherever your confdir points to.
164		210
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		212
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	214	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		216
		217	=item @cf::INVOKE_RESULTS
		218
		219	This array contains the results of the last C<invoke ()> call. When
		220	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		221	that call.
		222
171	=back	223	=back
172		224
173	=cut	225	=cut
174		226
175	BEGIN {	227	BEGIN {
…		…
179	$msg .= "\n"	231	$msg .= "\n"
180	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
181		233
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		235
184	utf8::encode $msg;
185	LOG llevError, $msg;	236	LOG llevError, $msg;
186	};	237	};
187	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
188		254
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	265	for my $pkg (qw(
200	cf::global cf::attachable	266	cf::global cf::attachable
201	cf::object cf::object::player	267	cf::object cf::object::player
202	cf::client cf::player	268	cf::client cf::player
203	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
204	cf::map cf::party cf::region	271	cf::party cf::region
205	)) {	272	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	274	}
209		275
210	$Event::DIED = sub {	276	$EV::DIED = sub {
211	warn "error in event callback: @_";	277	warn "error in event callback: @_";
212	};	278	};
213		279
214	#############################################################################	280	#############################################################################
215		281
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	305	$d
240	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
241	}	307	}
242		308
243	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
244		310
245	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
246		312
247	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
248		314
249	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
250		316
251	=cut	317	=cut
252		318
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		320
255	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
257		337
258	=item cf::lock_wait $string	338	=item cf::lock_wait $string
259		339
260	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
261		341
262	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
263		343
264	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
267	returned.	347	returned.
268		348
		349	Locks are *not* recursive, locking from the same coro twice results in a
		350	deadlocked coro.
		351
269	Lock names should begin with a unique identifier (for example, cf::map::find	352	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	353	uses map_find and cf::map::load uses map_load).
271		354
272	=item $locked = cf::lock_active $string	355	=item $locked = cf::lock_active $string
273		356
274	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
275		358
276	=cut	359	=cut
277		360
278	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
279		362
280	sub lock_wait($) {	363	sub lock_wait($) {
281	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	365	}
289		366
290	sub lock_acquire($) {	367	sub lock_acquire($) {
291	my ($key) = @_;	368	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	369	}
303		370
304	sub lock_active($) {	371	sub lock_active($) {
305	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	373	}
309		374
310	sub freeze_mainloop {	375	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
312		377
313	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	379	}
		380
		381	=item cf::periodic $interval, $cb
		382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
		394	}
		395
		396	=item cf::get_slot $time[, $priority[, $name]]
		397
		398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		399	This call blocks and returns only when you have at least C<$time> seconds
		400	of cpu time till the next tick. The slot is only valid till the next cede.
		401
		402	The optional C<$name> can be used to identify the job to run. It might be
		403	used for statistical purposes and should identify the same time-class.
		404
		405	Useful for short background jobs.
		406
		407	=cut
		408
		409	our @SLOT_QUEUE;
		410	our $SLOT_QUEUE;
		411
		412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
		416	my $signal = new Coro::Signal;
		417
		418	while () {
		419	next_job:
		420	my $avail = cf::till_tick;
		421	if ($avail > 0.01) {
		422	for (0 .. $#SLOT_QUEUE) {
		423	if ($SLOT_QUEUE[$_][0] < $avail) {
		424	my $job = splice @SLOT_QUEUE, $_, 1, ();
		425	$job->[2]->send;
		426	Coro::cede;
		427	goto next_job;
		428	}
		429	}
		430	}
		431
		432	if (@SLOT_QUEUE) {
		433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		434	push @cf::WAIT_FOR_TICK, $signal;
		435	$signal->wait;
		436	} else {
		437	Coro::schedule;
		438	}
315	};	439	}
316	$TICK_WATCHER->stop;	440	};
317	$guard	441
		442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
		445	my ($time, $pri, $name) = @_;
		446
		447	$time = $TICK * .6 if $time > $TICK * .6;
		448	my $sig = new Coro::Signal;
		449
		450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		452	$SLOT_QUEUE->ready;
		453	$sig->wait;
318	}	454	}
319		455
320	=item cf::async { BLOCK }	456	=item cf::async { BLOCK }
321		457
322	Currently the same as Coro::async_pool, meaning you cannot use	458	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		463
328	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
329		465
330	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
331		467
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	471	acceptable.
336		472
337	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		479
344	sub sync_job(&) {	480	sub sync_job(&) {
345	my ($job) = @_;	481	my ($job) = @_;
346		482
347	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	484	my $time = EV::time;
349		485
350	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
352		488
353	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	490
355	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
356		492
357	my $busy = 1;	493	my $busy = 1;
358	my @res;	494	my @res;
359		495
360	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	498	@res = eval { $job->() };
362	warn $@ if $@;	499	warn $@ if $@;
363	undef $busy;	500	undef $busy;
364	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
365		502
366	while ($busy) {	503	while ($busy) {
367	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
368	}	508	}
		509	}
369		510
370	$time = Event::time - $time;	511	my $time = EV::time - $time;
371		512
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
376		514
377	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
378	} else {	516	} else {
379	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
380		518
…		…
405	=item fork_call { }, $args	543	=item fork_call { }, $args
406		544
407	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
411		549
412	=cut	550	=cut
413		551
414	sub fork_call(&@) {	552	sub fork_call(&@) {
415	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
416		554
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	555	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	556	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	557	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		558
422	if (my $pid = fork) {	559	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	560	reset_signals;
436	local $SIG{__WARN__};	561	&$cb
437	local $SIG{__DIE__};	562	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		563
443	my @res = eval { $cb->(@args) };	564	wantarray ? @res : $res[-1]
		565	}
444		566
445	open my $fh, ">", \my $buf	567	=item $coin = coin_from_name $name
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449		568
450	warn "writing ", length $buf;	569	=cut
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456		570
457	warn $@ if $@;	571	our %coin_alias = (
458	_exit 0;	572	"silver" => "silvercoin",
459	}	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
460	}	592	}
461		593
462	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
463		595
464	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
467		599
468	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
469	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).
470		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
471	=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	}
472		626
473	our $DB;	627	our $DB;
474		628
475	sub db_init {	629	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	630	cf::sync_job {
480	eval {	631	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	632	};
490	}	633	}
491		634
492	sub db_get($$) {	635	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
494		637
…		…
544	if (1) {	687	if (1) {
545	$md5 =	688	$md5 =
546	join "\x00",	689	join "\x00",
547	$processversion,	690	$processversion,
548	map {	691	map {
549	Coro::cede;	692	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	693	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	694	} 0.. $#$src;
552		695
553		696
554	my $dbmd5 = db_get cache => "$id/md5";	697	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		735
593	#############################################################################	736	#############################################################################
594		737
595	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
596		739
597	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
598	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")
599	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
600		743
601	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>
602	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
603	Crossfire TRT).	746	Deliantra).
604		747
605	=over 4	748	=over 4
606		749
607	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
608		751
…		…
652	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
653		796
654	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
655	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
656		799
657	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
658	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.
659		802
660	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
661		804
662	=over 4	805	=over 4
…		…
860	";	1003	";
861	die if $@;	1004	die if $@;
862	}	1005	}
863		1006
864	our $override;	1007	our $override;
865	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?
866		1009
867	sub override {	1010	sub override {
868	$override = 1;	1011	$override = 1;
869	@invoke_results = ();	1012	@INVOKE_RESULTS = (@_);
870	}	1013	}
871		1014
872	sub do_invoke {	1015	sub do_invoke {
873	my $event = shift;	1016	my $event = shift;
874	my $callbacks = shift;	1017	my $callbacks = shift;
875		1018
876	@invoke_results = ();	1019	@INVOKE_RESULTS = ();
877		1020
878	local $override;	1021	local $override;
879		1022
880	for (@$callbacks) {	1023	for (@$callbacks) {
881	eval { &{$_->[1]} };	1024	eval { &{$_->[1]} };
…		…
890	}	1033	}
891		1034
892	0	1035	0
893	}	1036	}
894		1037
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1039
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1041
899	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
900		1043
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1046	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1047
905	=back	1048	=back
906		1049
907	=cut	1050	=cut
908		1051
909	#############################################################################	1052	#############################################################################
910	# 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	}
911		1096
912	sub reattach {	1097	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1099	my ($obj) = @_;
915		1100
		1101	# no longer needed after getting rid of delete_package?
916	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
917		1103
918	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
919		1105
920	@$registry = ();	1106	@$registry = ();
921		1107
…		…
936	cf::attachable->attach (	1122	cf::attachable->attach (
937	prio => -1000000,	1123	prio => -1000000,
938	on_instantiate => sub {	1124	on_instantiate => sub {
939	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
940		1126
941	$data = from_json $data;	1127	$data = decode_json $data;
942		1128
943	for (@$data) {	1129	for (@$data) {
944	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
945		1131
946	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1148	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
964		1150
965	sync_job {	1151	sync_job {
966	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
969		1156
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	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	}
974	close $fh;	1164	aio_close $fh;
975		1165
976	if (@$objs) {	1166	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
981	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	}
982	close $fh;	1175	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
984	}	1177	}
985	} else {	1178	} else {
986	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
987	}	1180	}
988		1181
989	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1186	} else {
991	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
992	}	1188	}
993	} else {	1189	} else {
994	aio_unlink $filename;	1190	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
996	}	1192	}
997	}	1193	};
998	}	1194	}
999		1195
1000	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1002		1198
…		…
1014	or return;	1210	or return;
1015		1211
1016	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1214	or return;
		1215
1019	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1020	}	1218	}
1021		1219
		1220	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1024	return ($data, $av);	1224	($data, $av)
1025	}	1225	}
1026		1226
1027	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1028		1228
1029	=over 4	1229	=over 4
…		…
1083	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1084		1284
1085	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1086	}	1286	}
1087		1287
		1288	use File::Glob ();
		1289
1088	cf::player->attach (	1290	cf::player->attach (
1089	on_command => sub {	1291	on_command => sub {
1090	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1091		1293
1092	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1102	my ($pl, $buf) = @_;	1304	my ($pl, $buf) = @_;
1103		1305
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1307
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1316	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1317	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1112	} else {	1323	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1325	}
1115		1326
1116	cf::override;	1327	cf::override;
1117	},	1328	},
1118	);	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	}
1119		1343
1120	sub load_extensions {	1344	sub load_extensions {
1121	cf::sync_job {	1345	cf::sync_job {
1122	my %todo;	1346	my %todo;
1123		1347
…		…
1143		1367
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1370
1147	$ext{source} =	1371	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1150	. $source	1374	. $source
1151	. "\n};\n1";	1375	. "\n};\n1";
1152		1376
1153	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1169	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1170	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1171		1395
1172	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1173	warn $msg;	1397	warn $msg;
1174	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1175	exit 1;
1176	}	1399	}
1177		1400
1178	warn $msg;	1401	warn $msg;
1179	}	1402	}
1180		1403
…		…
1194		1417
1195	=back	1418	=back
1196		1419
1197	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1198		1421
1199	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1200		1423
1201	=cut	1424	=cut
1202		1425
1203	package cf::player;	1426	package cf::player;
1204		1427
1205	use Coro::AIO;	1428	use Coro::AIO;
1206		1429
1207	=head3 cf::player	1430	=head3 cf::player
1208		1431
1209	=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	}
1210		1447
1211	=item cf::player::find $login	1448	=item cf::player::find $login
1212		1449
1213	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1214		1451
…		…
1233		1470
1234	sub exists($) {	1471	sub exists($) {
1235	my ($login) = @_;	1472	my ($login) = @_;
1236		1473
1237	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1239	}	1476	}
1240		1477
1241	sub find($) {	1478	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1480	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1491
1255	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1256	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;
1257	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1258	}	1501	}
1259	}	1502	}
1260	}	1503	}
1261		1504
…		…
1270	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1271		1514
1272	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
1274		1517
		1518	cf::get_slot 0.01;
		1519
1275	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1276	Coro::cede;	1521	cf::cede_to_tick;
1277	}	1522	}
1278		1523
1279	sub new($) {	1524	sub new($) {
1280	my ($login) = @_;	1525	my ($login) = @_;
1281		1526
…		…
1287	$cf::PLAYER{$login} = $self;	1532	$cf::PLAYER{$login} = $self;
1288		1533
1289	$self	1534	$self
1290	}	1535	}
1291		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
1292	=item $pl->quit_character	1547	=item $pl->quit_character
1293		1548
1294	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
1295	be destroyed. May block for a long time.	1550	be destroyed. May block for a long time.
1296		1551
…		…
1300	my ($pl) = @_;	1555	my ($pl) = @_;
1301		1556
1302	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1303		1558
1304	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1305	$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
1306		1561
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1311		1568
1312	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1606	or return [];
1350		1607
1351	my @logins;	1608	my @logins;
1352		1609
1353	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") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1357		1620
1358	utf8::decode $login;	1621	utf8::decode $login;
1359	push @logins, $login;	1622	push @logins, $login;
1360	}	1623	}
1361		1624
…		…
1388	}	1651	}
1389		1652
1390	\@paths	1653	\@paths
1391	}	1654	}
1392		1655
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1657
1395	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1396		1659
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1660	=item $player->ext_reply ($msgid, @msg)
1444		1661
1445	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1446		1663
1447	=cut	1664	=cut
1448		1665
1449	sub ext_reply($$%) {	1666	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1667	my ($self, $id, @msg) = @_;
1451		1668
1452	$msg{msgid} = $id;	1669	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1670	}
1455		1671
1456	=item $player->ext_event ($type, %msg)	1672	=item $player->ext_msg ($type, @msg)
1457		1673
1458	Sends an ext event to the client.	1674	Sends an ext event to the client.
1459		1675
1460	=cut	1676	=cut
1461		1677
1462	sub ext_event($$%) {	1678	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1679	my ($self, $type, @msg) = @_;
1464		1680
1465	$self->ns->ext_event ($type, %msg);	1681	$self->ns->ext_msg ($type, @msg);
1466	}	1682	}
1467		1683
1468	=head3 cf::region	1684	=head3 cf::region
1469		1685
1470	=over 4	1686	=over 4
…		…
1483	my ($path) = @_;	1699	my ($path) = @_;
1484		1700
1485	my ($match, $specificity);	1701	my ($match, $specificity);
1486		1702
1487	for my $region (list) {	1703	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1704	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1705	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1706	if $region->specificity > $specificity;
1491	}	1707	}
1492	}	1708	}
1493		1709
…		…
1514	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1516		1732
1517	sub generate_random_map {	1733	sub generate_random_map {
1518	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
1519	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1739	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1613	$self->init; # pass $1 etc.	1832	$self->init; # pass $1 etc.
1614	return $self;	1833	return $self;
1615	}	1834	}
1616	}	1835	}
1617		1836
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1837	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1838	()
1620	}	1839	}
1621		1840
1622	sub init {	1841	sub init {
1623	my ($self) = @_;	1842	my ($self) = @_;
…		…
1645		1864
1646	# the temporary/swap location	1865	# the temporary/swap location
1647	sub save_path {	1866	sub save_path {
1648	my ($self) = @_;	1867	my ($self) = @_;
1649		1868
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1652	}	1871	}
1653		1872
1654	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1655	sub uniq_path {	1874	sub uniq_path {
1656	my ($self) = @_;	1875	my ($self) = @_;
1657		1876
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1879	}
1670		1880
1671	sub decay_objects {	1881	sub decay_objects {
1672	my ($self) = @_;	1882	my ($self) = @_;
1673		1883
…		…
1686		1896
1687	sub load_header_from($) {	1897	sub load_header_from($) {
1688	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1689		1899
1690	utf8::encode $path;	1900	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	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;
1696		1909
1697	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1698		1911
1699	1	1912	1
1700	}	1913	}
…		…
1754	sub find {	1967	sub find {
1755	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1756		1969
1757	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1758		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1760		1974
1761	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1764	or return;	1977	or return;
1765		1978
1766	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1767		1980
…		…
1769	or return;	1982	or return;
1770		1983
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1774	$map->reset;	1989	$map->reset;
1775	undef $guard;
1776	return find $path;	1990	return find $path;
1777	}	1991	}
1778		1992
1779	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1780	}	1994	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1790		2004
1791	my $path = $self->{path};	2005	my $path = $self->{path};
1792		2006
1793	{	2007	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1795		2009
		2010	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2012
1798	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1799		2014
1800	$self->alloc;	2015	$self->alloc;
1801		2016
1802	$self->pre_load;	2017	$self->pre_load;
1803	Coro::cede;	2018	cf::cede_to_tick;
1804		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1806	or return;	2023	or return;
1807		2024
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1809	if delete $self->{load_original};	2026	if delete $self->{load_original};
1810		2027
1811	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2029	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2032	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1816	}	2036	}
1817	}	2037	}
1818		2038
1819	Coro::cede;	2039	$f->resolve_delayed_derefs;
		2040
		2041	cf::cede_to_tick;
1820	# now do the right thing for maps	2042	# now do the right thing for maps
1821	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2045	unless $self->difficulty;
1824	Coro::cede;	2046	cf::cede_to_tick;
1825		2047
1826	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2049	$self->decay_objects;
1828	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1829	$self->update_buttons;	2051	$self->update_buttons;
1830	Coro::cede;	2052	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2053	$self->activate;
1834	}	2054	}
1835		2055
		2056	$self->{last_save} = $cf::RUNTIME;
		2057	$self->last_access ($cf::RUNTIME);
		2058
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2060	}
1838		2061
1839	$self->post_load;	2062	$self->post_load;
1840	}	2063	}
1841		2064
…		…
1850		2073
1851	$self	2074	$self
1852	}	2075	}
1853		2076
1854	# 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
1855	sub load_diag {	2078	sub load_neighbours {
1856	my ($map) = @_;	2079	my ($map) = @_;
1857		2080
1858	my @diag; # diagonal neighbours	2081	my @neigh; # diagonal neighbours
1859		2082
1860	for (0 .. 3) {	2083	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2084	my $neigh = $map->tile_path ($_)
1862	or next;	2085	or next;
1863	$neigh = find $neigh, $map	2086	$neigh = find $neigh, $map
1864	or next;	2087	or next;
1865	$neigh->load;	2088	$neigh->load;
1866		2089
		2090	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2093	}
1870		2094
1871	for (@diag) {	2095	for (grep defined $_->[0], @neigh) {
		2096	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2097	my $neigh = find $path, $origin
1873	or next;	2098	or next;
1874	$neigh->load;	2099	$neigh->load;
1875	}	2100	}
1876	}	2101	}
1877		2102
…		…
1882	}	2107	}
1883		2108
1884	sub do_load_sync {	2109	sub do_load_sync {
1885	my ($map) = @_;	2110	my ($map) = @_;
1886		2111
		2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2113	if $Coro::current == $Coro::main;
		2114
1887	cf::sync_job { $map->load };	2115	cf::sync_job { $map->load };
1888	}	2116	}
1889		2117
1890	our %MAP_PREFETCH;	2118	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2119	our $MAP_PREFETCHER = undef;
1892		2120
1893	sub find_async {	2121	sub find_async {
1894	my ($path, $origin) = @_;	2122	my ($path, $origin, $load) = @_;
1895		2123
1896	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1897		2125
1898	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2128	}
1901		2129
1902	undef $MAP_PREFETCH{$path};	2130	$MAP_PREFETCH{$path} |= $load;
		2131
1903	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1904	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2137	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2138	$map->load if $v;
		2139	}
1909		2140
1910	delete $MAP_PREFETCH{$path};	2141	delete $MAP_PREFETCH{$k};
1911	}	2142	}
1912	}	2143	}
1913	undef $MAP_PREFETCHER;	2144	undef $MAP_PREFETCHER;
1914	};	2145	};
1915	$MAP_PREFETCHER->prio (6);	2146	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2149	}
1919		2150
1920	sub save {	2151	sub save {
1921	my ($self) = @_;	2152	my ($self) = @_;
1922		2153
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2155
1925	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1926		2157
1927	return unless $self->dirty;	2158	return unless $self->dirty;
1928		2159
…		…
1934	return if $self->{deny_save};	2165	return if $self->{deny_save};
1935		2166
1936	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
1937		2168
1938	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
1940	};	2172	};
		2173
		2174	cf::get_slot 0.02;
1941		2175
1942	if ($uniq) {	2176	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2179	} else {
…		…
1951	my ($self) = @_;	2185	my ($self) = @_;
1952		2186
1953	# save first because save cedes	2187	# save first because save cedes
1954	$self->save;	2188	$self->save;
1955		2189
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2191
1958	return if $self->players;	2192	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2194	return if $self->{deny_save};
1961		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2200	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2201	}
1965		2202
1966	sub reset_at {	2203	sub reset_at {
1967	my ($self) = @_;	2204	my ($self) = @_;
1968		2205
…		…
2000	if $uniq;	2237	if $uniq;
2001	}	2238	}
2002		2239
2003	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2004		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2244	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2245
2009	$self->unlink_save;	2246	$self->unlink_save;
2010	$self->destroy;	2247	$self->destroy;
2011	}	2248	}
2012		2249
2013	my $nuke_counter = "aaaa";	2250	my $nuke_counter = "aaaa";
2014		2251
2015	sub nuke {	2252	sub nuke {
2016	my ($self) = @_;	2253	my ($self) = @_;
2017		2254
		2255	{
		2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2257
2018	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2019		2259
2020	$self->unlink_save;	2260	$self->unlink_save;
2021		2261
2022	bless $self, "cf::map";	2262	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2263	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2264	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2265	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2267
2028	$cf::MAP{$self->path} = $self;	2268	$cf::MAP{$self->path} = $self;
		2269	}
2029		2270
2030	$self->reset; # polite request, might not happen	2271	$self->reset; # polite request, might not happen
2031	}	2272	}
2032		2273
2033	=item $maps = cf::map::tmp_maps	2274	=item $maps = cf::map::tmp_maps
…		…
2075		2316
2076	sub unique_maps() {	2317	sub unique_maps() {
2077	[	2318	[
2078	map {	2319	map {
2079	utf8::decode $_;	2320	utf8::decode $_;
2080	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2081	? normalise $_	2324	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2326	]
2085	}	2327	}
2086		2328
2087	package cf;
2088
2089	=back	2329	=back
2090		2330
2091	=head3 cf::object	2331	=head3 cf::object
2092		2332
2093	=cut	2333	=cut
…		…
2096		2336
2097	=over 4	2337	=over 4
2098		2338
2099	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2100		2340
2101	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.
2102		2343
2103	=cut	2344	=cut
2104		2345
2105	sub inv_recursive_;	2346	sub inv_recursive_;
2106	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2109		2350
2110	sub inv_recursive {	2351	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2112	}	2353	}
2113		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
2114	package cf;	2383	package cf;
2115		2384
2116	=back	2385	=back
2117		2386
2118	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2124	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>
2125	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
2126	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2127		2396
2128	=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	};
2129		2412
2130	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2414	# with dialog boxes.
2132	#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
2133	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2140		2423
2141	} else {	2424	} else {
2142	my $pl = $self->contr;	2425	my $pl = $self->contr;
2143		2426
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2427	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2430
2153	} else {	2431	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2434	}
2157	}	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 (@_);
2158	}	2446	}
2159		2447
2160	=item $player_object->may ("access")	2448	=item $player_object->may ("access")
2161		2449
2162	Returns wether the given player is authorized to access resource "access"	2450	Returns wether the given player is authorized to access resource "access"
…		…
2175		2463
2176	=item $player_object->enter_link	2464	=item $player_object->enter_link
2177		2465
2178	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}>).
2179		2467
2180	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.
2181	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.
2182		2472
2183	Will never block.	2473	Will never block.
2184		2474
2185	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2186		2476
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2531	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2532	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2533	if $x <=0 && $y <= 0;
2244		2534
2245	$map->load;	2535	$map->load;
2246	$map->load_diag;	2536	$map->load_neighbours;
2247		2537
2248	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2249	$self->activate_recursive;	2540	$self->activate_recursive;
2250		2541
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2253	}	2544	}
2254		2545
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2546	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2547
2257	Moves the player to the given map-path and coordinates by first freezing	2548	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2551	the new (success) or old (failed) map position. In either case, $done will
		2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2261		2556
2262	=cut	2557	=cut
2263		2558
2264	our $GOTOGEN;	2559	our $GOTOGEN;
2265		2560
2266	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2562	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2563
2269	# do generation counting so two concurrent goto's will be executed in-order	2564	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2566
2272	$self->enter_link;	2567	$self->enter_link;
2273		2568
2274	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2275	my $map = eval {	2591	my $map = eval {
2276	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2277		2593
2278	if ($map) {	2594	if ($map) {
2279	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2281	} else {	2597	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2599	}
2284		2600
2285	$map	2601	$map
2286	};	2602	};
2287		2603
…		…
2292		2608
2293	if ($gen == $self->{_goto_generation}) {	2609	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2610	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2611	$self->leave_link ($map, $x, $y);
2296	}	2612	}
		2613
		2614	$done->() if $done;
2297	})->prio (1);	2615	})->prio (1);
2298	}	2616	}
2299		2617
2300	=item $player_object->enter_exit ($exit_object)	2618	=item $player_object->enter_exit ($exit_object)
2301		2619
…		…
2321	}	2639	}
2322		2640
2323	sub prepare_random_map {	2641	sub prepare_random_map {
2324	my ($exit) = @_;	2642	my ($exit) = @_;
2325		2643
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2646	# that depends on the exit object
2331		2647
2332	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2650	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2339	}	2657	}
2340		2658
2341	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2342		2660
2343	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2346		2664
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2667	undef $fh;
2350	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2351		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2354	}	2676	}
2355	}	2677	}
2356		2678
2357	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2359		2681
2360	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2361		2683
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2684	$self->enter_link;
2374		2685
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2686	(async {
2380	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2381	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2382	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2383		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2384	1;	2710	1
2385	}) {	2711	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2716
2391	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2410		2736
2411	utf8::encode $text;	2737	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2739	}
2414		2740
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2741	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2742
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2743	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2744	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2421		2747
2422	=cut	2748	=cut
2423		2749
		2750	# non-persistent channels (usually the info channel)
		2751	our %CHANNEL = (
		2752	"c/identify" => {
		2753	id => "infobox",
		2754	title => "Identify",
		2755	reply => undef,
		2756	tooltip => "Items recently identified",
		2757	},
		2758	"c/examine" => {
		2759	id => "infobox",
		2760	title => "Examine",
		2761	reply => undef,
		2762	tooltip => "Signs and other items you examined",
		2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
		2850	);
		2851
2424	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2854
2427	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
		2857
		2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2859
		2860	# check predefined channels, for the benefit of C
		2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
		2867	} elsif (ref $channel) {
		2868	# send meta info to client, if not yet sent
		2869	unless (exists $self->{channel}{$channel->{id}}) {
		2870	$self->{channel}{$channel->{id}} = $channel;
		2871	$self->ext_msg (channel_info => $channel);
		2872	}
		2873
		2874	$channel = $channel->{id};
		2875	}
2428		2876
2429	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2430		2878
2431	if ($self->can_msg) {	2879	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	2881	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		2882
2444	if ($color >= 0) {	2883	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	2884	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	2886	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if (8192 < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
		2899	}
		2900
2455	=item $client->ext_event ($type, %msg)	2901	=item $client->ext_msg ($type, @msg)
2456		2902
2457	Sends an ext event to the client.	2903	Sends an ext event to the client.
2458		2904
2459	=cut	2905	=cut
2460		2906
2461	sub cf::client::ext_event($$%) {	2907	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2908	my ($self, $type, @msg) = @_;
2463		2909
		2910	if ($self->extcmd == 2) {
		2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2912	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2913	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2915	}
		2916	}
		2917
		2918	=item $client->ext_reply ($msgid, @msg)
		2919
		2920	Sends an ext reply to the client.
		2921
		2922	=cut
		2923
		2924	sub cf::client::ext_reply($$@) {
		2925	my ($self, $id, @msg) = @_;
		2926
		2927	if ($self->extcmd == 2) {
		2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2929	} elsif ($self->extcmd == 1) {
		2930	#TODO: version 1, remove
		2931	unshift @msg, msgtype => "reply", msgid => $id;
		2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2933	}
2466	}	2934	}
2467		2935
2468	=item $success = $client->query ($flags, "text", \&cb)	2936	=item $success = $client->query ($flags, "text", \&cb)
2469		2937
2470	Queues a query to the client, calling the given callback with	2938	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	2993	my ($ns, $buf) = @_;
2526		2994
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2995	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		2996
2529	if (ref $msg) {	2997	if (ref $msg) {
		2998	my ($type, $reply, @payload) =
		2999	"ARRAY" eq ref $msg
		3000	? @$msg
		3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3002
		3003	my @reply;
		3004
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3005	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3006	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3007	}
		3008
		3009	$ns->ext_reply ($reply, @reply)
		3010	if $reply;
		3011
2536	} else {	3012	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3014	}
2539		3015
2540	cf::override;	3016	cf::override;
…		…
2587	our $safe = new Safe "safe";	3063	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3064	our $safe_hole = new Safe::Hole;
2589		3065
2590	$SIG{FPE} = 'IGNORE';	3066	$SIG{FPE} = 'IGNORE';
2591		3067
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3068	$safe->permit_only (Opcode::opset qw(
		3069	:base_core :base_mem :base_orig :base_math
		3070	grepstart grepwhile mapstart mapwhile
		3071	sort time
		3072	));
2593		3073
2594	# here we export the classes and methods available to script code	3074	# here we export the classes and methods available to script code
2595		3075
2596	=pod	3076	=pod
2597		3077
2598	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2599		3079
2600	cf::object	3080	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3082	insert remove name archname title slaying race decrease split
		3083	value
2603		3084
2604	cf::object::player	3085	cf::object::player
2605	player	3086	player
2606		3087
2607	cf::player	3088	cf::player
…		…
2612		3093
2613	=cut	3094	=cut
2614		3095
2615	for (	3096	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3098	insert remove inv nrof name archname title slaying race
		3099	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2621	) {	3103	) {
2622	no strict 'refs';	3104	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2641	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2642		3124
2643	my $qcode = $code;	3125	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2646		3130
2647	local $_;	3131	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2649		3133
2650	my $eval =	3134	my $eval =
…		…
2698	# the server's init and main functions	3182	# the server's init and main functions
2699		3183
2700	sub load_facedata($) {	3184	sub load_facedata($) {
2701	my ($path) = @_;	3185	my ($path) = @_;
2702		3186
		3187	# HACK to clear player env face cache, we need some signal framework
		3188	# for this (global event?)
		3189	%ext::player_env::MUSIC_FACE_CACHE = ();
		3190
		3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3192
2703	warn "loading facedata from $path\n";	3193	warn "loading facedata from $path\n";
2704		3194
2705	my $facedata;	3195	my $facedata;
2706	0 < aio_load $path, $facedata	3196	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3197	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3199	$facedata = Coro::Storable::thaw $facedata;
2710		3200
2711	$facedata->{version} == 2	3201	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3202	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3203
		3204	# patch in the exptable
		3205	$facedata->{resource}{"res/exp_table"} = {
		3206	type => FT_RSRC,
		3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3208	};
		3209	cf::cede_to_tick;
		3210
2714	{	3211	{
2715	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2716		3213
2717	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3217	cf::face::set_visibility $idx, $info->{visibility};
		3218	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3221
		3222	cf::cede_to_tick;
2723	}	3223	}
2724		3224
2725	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2727	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2728	or next;	3229	or next;
		3230
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
		3232	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3234	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3236	}
2734	Coro::cede;	3237
		3238	cf::cede_to_tick;
2735	}	3239	}
2736	}	3240	}
2737		3241
2738	{	3242	{
2739	my $anims = $facedata->{animinfo};	3243	my $anims = $facedata->{animinfo};
2740		3244
2741	while (my ($anim, $info) = each %$anims) {	3245	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3246	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3247	cf::cede_to_tick;
2744	}	3248	}
2745		3249
2746	cf::anim::invalidate_all; # d'oh	3250	cf::anim::invalidate_all; # d'oh
2747	}	3251	}
2748		3252
		3253	{
		3254	# TODO: for gcfclient pleasure, we should give resources
		3255	# that gcfclient doesn't grok a >10000 face index.
		3256	my $res = $facedata->{resource};
		3257
		3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
		3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3261	my $data;
		3262
		3263	if ($info->{type} & 1) {
		3264	# prepend meta info
		3265
		3266	my $meta = $enc->encode ({
		3267	name => $name,
		3268	%{ $info->{meta} || {} },
		3269	});
		3270
		3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
		3278	} else {
		3279	$RESOURCE{$name} = $info;
		3280	}
		3281
		3282	cf::cede_to_tick;
		3283	}
		3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3287
2749	1	3288	1
2750	}	3289	}
2751		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
		3310
		3311	register_exticmd fx_want => sub {
		3312	my ($ns, $want) = @_;
		3313
		3314	while (my ($k, $v) = each %$want) {
		3315	$ns->fx_want ($k, $v);
		3316	}
		3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
2752	sub reload_regions {	3329	sub reload_regions {
		3330	# HACK to clear player env face cache, we need some signal framework
		3331	# for this (global event?)
		3332	%ext::player_env::MUSIC_FACE_CACHE = ();
		3333
2753	load_resource_file "$MAPDIR/regions"	3334	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3335	or die "unable to load regions file\n";
		3336
		3337	for (cf::region::list) {
		3338	$_->{match} = qr/$_->{match}/
		3339	if exists $_->{match};
		3340	}
2755	}	3341	}
2756		3342
2757	sub reload_facedata {	3343	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3344	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3345	or die "unable to load facedata\n";
2760	}	3346	}
2761		3347
2762	sub reload_archetypes {	3348	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3351	}
2771		3352
2772	sub reload_treasures {	3353	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
2775	}	3356	}
2776		3357
2777	sub reload_resources {	3358	sub reload_resources {
2778	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
2779		3360
		3361	reload_facedata;
		3362	reload_archetypes;
2780	reload_regions;	3363	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3364	reload_treasures;
2785		3365
2786	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
2787	}	3367	}
2788		3368
2789	sub init {	3369	sub reload_config {
2790	reload_resources;
2791	}
2792
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3371	or return;
2796		3372
2797	local $/;	3373	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
2799		3375
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3377
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2809	};	3385	};
2810	warn $@ if $@;	3386	warn $@ if $@;
2811	}	3387	}
2812	}	3388	}
2813		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
2814	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
2815	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3436	(async {
2819	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
2821	};	3440	};
2822		3441
2823	cfg_load;	3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
2824	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
2825	load_extensions;	3460	load_extensions;
2826		3461
2827	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	use POSIX ();
		3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3467
		3468	(pop @POST_INIT)->(0) while @POST_INIT;
		3469	};
		3470
		3471	main_loop;
2829	}	3472	}
2830		3473
2831	#############################################################################	3474	#############################################################################
2832	# initialisation and cleanup	3475	# initialisation and cleanup
2833		3476
2834	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
2835	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
2844	},
2845	);	3483	};
2846	}	3484	}
2847	}	3485	}
2848		3486
2849	sub write_runtime {	3487	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";
2851
2852	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
2854		3490
2855	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3492
2857	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
2858		3494
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2860	or return;	3496	or return;
2861		3497
2862	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
2875		3511
2876	close $fh	3512	close $fh
2877	or return;	3513	or return;
2878		3514
2879	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3516	and return;
2881		3517
2882	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
2883		3519
2884	1	3520	1
		3521	}
		3522
		3523	our $uuid_lock;
		3524	our $uuid_skip;
		3525
		3526	sub write_uuid_sync($) {
		3527	$uuid_skip ||= $_[0];
		3528
		3529	return if $uuid_lock;
		3530	local $uuid_lock = 1;
		3531
		3532	my $uuid = "$LOCALDIR/uuid";
		3533
		3534	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3535	or return;
		3536
		3537	my $value = uuid_seq uuid_cur;
		3538
		3539	unless ($value) {
		3540	warn "cowardly refusing to write zero uuid value!\n";
		3541	return;
		3542	}
		3543
		3544	my $value = uuid_str $value + $uuid_skip;
		3545	$uuid_skip = 0;
		3546
		3547	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3548	and return;
		3549
		3550	# always fsync - this file is important
		3551	aio_fsync $fh
		3552	and return;
		3553
		3554	close $fh
		3555	or return;
		3556
		3557	aio_rename "$uuid~", $uuid
		3558	and return;
		3559
		3560	warn "uuid file written ($value).\n";
		3561
		3562	1
		3563
		3564	}
		3565
		3566	sub write_uuid($$) {
		3567	my ($skip, $sync) = @_;
		3568
		3569	$sync ? write_uuid_sync $skip
		3570	: async { write_uuid_sync $skip };
2885	}	3571	}
2886		3572
2887	sub emergency_save() {	3573	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
2889		3575
2890	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
2891		3577
2892	cf::sync_job {	3578	cf::sync_job {
		3579	# this is a trade-off: we want to be very quick here, so
		3580	# save all maps without fsync, and later call a global sync
		3581	# (which in turn might be very very slow)
		3582	local $USE_FSYNC = 0;
		3583
2893	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3590	$pl->valid or next;
		3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3592	$pl->save;
2901	}	3593	}
2902	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
2903		3595
2904	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3599	$map->valid or next;
2908	$map->save;	3600	$map->save;
2909	}	3601	}
2910	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
2911		3603
2912	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
2915	};	3611	};
2916		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
2917	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
2918	}	3619	}
2919		3620
2920	sub post_cleanup {	3621	sub post_cleanup {
2921	my ($make_core) = @_;	3622	my ($make_core) = @_;
2922		3623
2923	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3625	if $make_core;
		3626
		3627	my $fh = pidfile;
		3628	unlink $PIDFILE if <$fh> == $$;
		3629	}
		3630
		3631	# a safer delete_package, copied from Symbol
		3632	sub clear_package($) {
		3633	my $pkg = shift;
		3634
		3635	# expand to full symbol table name if needed
		3636	unless ($pkg =~ /^main::.*::$/) {
		3637	$pkg = "main$pkg" if $pkg =~ /^::/;
		3638	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3639	$pkg .= '::' unless $pkg =~ /::$/;
		3640	}
		3641
		3642	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3643	my $stem_symtab = *{$stem}{HASH};
		3644
		3645	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3646	or return;
		3647
		3648	# clear all symbols
		3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3650	for my $name (keys %$leaf_symtab) {
		3651	_gv_clear *{"$pkg$name"};
		3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3653	}
		3654	warn "cleared package $pkg\n";#d#
2925	}	3655	}
2926		3656
2927	sub do_reload_perl() {	3657	sub do_reload_perl() {
2928	# can/must only be called in main	3658	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
2931	return;	3661	return;
2932	}	3662	}
2933		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
2934	warn "reloading...";	3669	warn "reloading...";
2935		3670
2936	warn "entering sync_job";	3671	warn "entering sync_job";
2937		3672
2938	cf::sync_job {	3673	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3675	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
2942		3677
2943	warn "syncing database to disk";	3678	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3680
2946	# if anything goes wrong in here, we should simply crash as we already saved	3681	# if anything goes wrong in here, we should simply crash as we already saved
2947		3682
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3686	}
2985		3687
2986	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
2988	}	3690	%EXT_CORO = ();
2989		3691
2990	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3701	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3702
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3001	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3002	}	3712	}
3003		3713
3004	Symbol::delete_package $k;	3714	warn "unloading all perl modules loaded from $LIBDIR";
		3715	while (my ($k, $v) = each %INC) {
		3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3717
		3718	warn "... unloading $k";
		3719	delete $INC{$k};
		3720
		3721	$k =~ s/\.pm$//;
		3722	$k =~ s/\//::/g;
		3723
		3724	if (my $cb = $k->can ("unload_module")) {
		3725	$cb->();
		3726	}
		3727
		3728	clear_package $k;
3005	}	3729	}
3006		3730
3007	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3734
3011	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3738
3015	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3740	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3018		3742
3019	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3020		3744
3021	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3022	require cf;	3746	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3748
3025	warn "loading config and database again";	3749	warn "loading config and database again";
3026	cf::cfg_load;	3750	cf::reload_config;
3027		3751
3028	warn "loading extensions";	3752	warn "loading extensions";
3029	cf::load_extensions;	3753	cf::load_extensions;
3030		3754
		3755	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3037		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3038	warn "leaving sync_job";	3767	warn "leaving sync_job";
3039		3768
3040	1	3769	1
3041	} or do {	3770	} or do {
3042	warn $@;	3771	warn $@;
3043	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3773	};
3046		3774
3047	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3048	};	3781	};
3049		3782
3050	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3051		3784
3052	sub reload_perl() {	3785	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3055		3788
3056	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3791
3059	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3793	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3063	},	3795	};
3064	);	3796	};
3065	}	3797	}
3066		3798
3067	register_command "reload" => sub {	3799	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3069		3801
3070	if ($who->flag (FLAG_WIZ)) {	3802	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3803	$who->message ("reloading server.");
		3804	async {
		3805	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3806	reload_perl;
		3807	};
3073	}	3808	}
3074	};	3809	};
3075		3810
3076	unshift @INC, $LIBDIR;	3811	unshift @INC, $LIBDIR;
3077		3812
…		…
3079		3814
3080	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3082		3817
3083	sub wait_for_tick {	3818	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3086		3820
3087	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3823	$signal->wait;
3090	}	3824	}
3091		3825
3092	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3095		3828
3096	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3831	$signal->wait;
3099	}	3832	}
3100		3833
3101	my $min = 1e6;#d#	3834	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3113	return;	3838	return;
3114	}	3839	}
3115		3840
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3119		3842
3120	0 && sync_job {#d#	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3845	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3846	$Coro::current->{desc} = "runtime saver";
3124	or die;	3847	write_runtime_sync
3125		3848	or warn "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3849	};
		3850	}
3142		3851
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3853	$sig->send;
3159	}	3854	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3856	$sig->send;
3162	}	3857	}
3163		3858
3164	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3861
3175	_post_tick;	3862	if (0) {
3176		3863	if ($NEXT_TICK) {
3177		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3178	},	3868	}
3179	);	3869	}
3180		3870
3181	{	3871	{
3182	BDB::max_poll_time $TICK * 0.1;	3872	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3873
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3192		3875	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3876	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		3877
3208	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
		3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3882	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		3885
3211	cf::sync_job {	3886	cf::sync_job {
3212	eval {	3887	eval {
3213	BDB::db_env_open	3888	BDB::db_env_open
3214	$DB_ENV,	3889	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3891	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3892	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3893	0666;
3219		3894
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3895	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	3896	};
3225		3897
3226	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3899	};
3228	}	3900	}
		3901
		3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3903	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3904	};
		3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3907	};
		3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3910	};
3229	}	3911	}
3230		3912
3231	{	3913	{
		3914	# configure IO::AIO
		3915
3232	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	3919	}
3245		3920
3246	my $_log_backtrace;	3921	my $_log_backtrace;
3247		3922
3248	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3252		3927
3253	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3256	async {	3932	async {
		3933	$Coro::current->{desc} = "abt $msg";
		3934
3257	my @bt = fork_call {	3935	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3937	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3938	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	3939	or die "addr2line: $!";
…		…
3269	}	3947	}
3270		3948
3271	@funcs	3949	@funcs
3272	};	3950	};
3273		3951
3274	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	3955	--$_log_backtrace;
3277	};	3956	};
3278	} else {	3957	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	3960	}
3282	}	3961	}
3283		3962
3284	# load additional modules	3963	# load additional modules
3285	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3286		3965
3287	END { cf::emergency_save }	3966	END { cf::emergency_save }
3288		3967
3289	1	3968	1
3290		3969

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