ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.477 by root, Wed Sep 2 22:52:36 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	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	228	my $msg = join "", @_;
178		229
179	$msg .= "\n"	230	$msg .= "\n"
180	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
181		232
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		234
184	utf8::encode $msg;
185	LOG llevError, $msg;	235	LOG llevError, $msg;
186	};	236	};
187	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($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	Coro::terminate
		250	};
188		251
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	262	for my $pkg (qw(
200	cf::global cf::attachable	263	cf::global cf::attachable
201	cf::object cf::object::player	264	cf::object cf::object::player
202	cf::client cf::player	265	cf::client cf::player
203	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
204	cf::map cf::party cf::region	268	cf::party cf::region
205	)) {	269	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	271	}
209		272
210	$Event::DIED = sub {	273	$EV::DIED = sub {
211	warn "error in event callback: @_";	274	warn "error in event callback: @_";
212	};	275	};
213		276
214	#############################################################################	277	#############################################################################
215		278
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	302	$d
240	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
241	}	304	}
242		305
243	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
244		307
245	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
246		309
247	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
248		311
249	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
250		313
251	=cut	314	=cut
252		315
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		317
255	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
257		334
258	=item cf::lock_wait $string	335	=item cf::lock_wait $string
259		336
260	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
261		338
262	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
263		340
264	Wait until the given lock is available and then acquires it and returns	341	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,	342	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	343	for example when the coroutine gets canceled), the lock is automatically
267	returned.	344	returned.
268		345
		346	Locks are *not* recursive, locking from the same coro twice results in a
		347	deadlocked coro.
		348
269	Lock names should begin with a unique identifier (for example, cf::map::find	349	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	350	uses map_find and cf::map::load uses map_load).
271		351
272	=item $locked = cf::lock_active $string	352	=item $locked = cf::lock_active $string
273		353
274	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
275		355
276	=cut	356	=cut
277		357
278	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
279		359
280	sub lock_wait($) {	360	sub lock_wait($) {
281	my ($key) = @_;	361	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	362	}
289		363
290	sub lock_acquire($) {	364	sub lock_acquire($) {
291	my ($key) = @_;	365	$LOCKS->guard ($_[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	}	366	}
303		367
304	sub lock_active($) {	368	sub lock_active($) {
305	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	370	}
309		371
310	sub freeze_mainloop {	372	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
312		374
313	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	376	}
		377
		378	=item cf::periodic $interval, $cb
		379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
		391	}
		392
		393	=item cf::get_slot $time[, $priority[, $name]]
		394
		395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		396	This call blocks and returns only when you have at least C<$time> seconds
		397	of cpu time till the next tick. The slot is only valid till the next cede.
		398
		399	The optional C<$name> can be used to identify the job to run. It might be
		400	used for statistical purposes and should identify the same time-class.
		401
		402	Useful for short background jobs.
		403
		404	=cut
		405
		406	our @SLOT_QUEUE;
		407	our $SLOT_QUEUE;
		408
		409	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		410	$SLOT_QUEUE = Coro::async {
		411	$Coro::current->desc ("timeslot manager");
		412
		413	my $signal = new Coro::Signal;
		414
		415	while () {
		416	next_job:
		417	my $avail = cf::till_tick;
		418	if ($avail > 0.01) {
		419	for (0 .. $#SLOT_QUEUE) {
		420	if ($SLOT_QUEUE[$_][0] < $avail) {
		421	my $job = splice @SLOT_QUEUE, $_, 1, ();
		422	$job->[2]->send;
		423	Coro::cede;
		424	goto next_job;
		425	}
		426	}
		427	}
		428
		429	if (@SLOT_QUEUE) {
		430	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		431	push @cf::WAIT_FOR_TICK, $signal;
		432	$signal->wait;
		433	} else {
		434	Coro::schedule;
		435	}
315	};	436	}
316	$TICK_WATCHER->stop;	437	};
317	$guard	438
		439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
		442	my ($time, $pri, $name) = @_;
		443
		444	$time = $TICK * .6 if $time > $TICK * .6;
		445	my $sig = new Coro::Signal;
		446
		447	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		448	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		449	$SLOT_QUEUE->ready;
		450	$sig->wait;
318	}	451	}
319		452
320	=item cf::async { BLOCK }	453	=item cf::async { BLOCK }
321		454
322	Currently the same as Coro::async_pool, meaning you cannot use	455	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		460
328	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
329		462
330	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
331		464
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	466	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	468	acceptable.
336		469
337	If it must be done, put the blocking parts into C<sync_job>. This will run	470	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		476
344	sub sync_job(&) {	477	sub sync_job(&) {
345	my ($job) = @_;	478	my ($job) = @_;
346		479
347	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	481	my $time = EV::time;
349		482
350	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
352		485
353	# TODO: use suspend/resume instead	486	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	487
355	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
356		489
357	my $busy = 1;	490	my $busy = 1;
358	my @res;	491	my @res;
359		492
360	(async {	493	(async {
		494	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	495	@res = eval { $job->() };
362	warn $@ if $@;	496	warn $@ if $@;
363	undef $busy;	497	undef $busy;
364	})->prio (Coro::PRIO_MAX);	498	})->prio (Coro::PRIO_MAX);
365		499
366	while ($busy) {	500	while ($busy) {
367	Coro::cede or Event::one_event;	501	if (Coro::nready) {
		502	Coro::cede_notself;
		503	} else {
		504	EV::loop EV::LOOP_ONESHOT;
368	}	505	}
		506	}
369		507
370	$time = Event::time - $time;	508	my $time = EV::time - $time;
371		509
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	510	$TICK_START += $time; # do not account sync jobs to server load
376		511
377	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
378	} else {	513	} else {
379	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
380		515
…		…
405	=item fork_call { }, $args	540	=item fork_call { }, $args
406		541
407	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
411		546
412	=cut	547	=cut
413		548
414	sub fork_call(&@) {	549	sub fork_call(&@) {
415	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
416		551
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	552	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	553	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	554	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		555
422	if (my $pid = fork) {	556	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;	557	reset_signals;
436	local $SIG{__WARN__};	558	&$cb
437	local $SIG{__DIE__};	559	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		560
443	my @res = eval { $cb->(@args) };	561	wantarray ? @res : $res[-1]
		562	}
444		563
445	open my $fh, ">", \my $buf	564	=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		565
450	warn "writing ", length $buf;	566	=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		567
457	warn $@ if $@;	568	our %coin_alias = (
458	_exit 0;	569	"silver" => "silvercoin",
459	}	570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
460	}	589	}
461		590
462	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
463		592
464	Returns a single value from the environment database.	593	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	595	=item cf::db_put $family => $key => $value
467		596
468	Stores the given C<$value> in the family. It can currently store binary	597	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).	598	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		599
		600	=item $db = cf::db_table "name"
		601
		602	Create and/or open a new database table. The string must not be "db" and must be unique
		603	within each server.
		604
471	=cut	605	=cut
		606
		607	sub db_table($) {
		608	my ($name) = @_;
		609	my $db = BDB::db_create $DB_ENV;
		610
		611	eval {
		612	$db->set_flags (BDB::CHKSUM);
		613
		614	utf8::encode $name;
		615	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		616	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		617	cf::cleanup "db_open(db): $!" if $!;
		618	};
		619	cf::cleanup "db_open(db): $@" if $@;
		620
		621	$db
		622	}
472		623
473	our $DB;	624	our $DB;
474		625
475	sub db_init {	626	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	627	cf::sync_job {
480	eval {	628	$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	}	629	};
490	}	630	}
491		631
492	sub db_get($$) {	632	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	633	my $key = "$_[0]/$_[1]";
494		634
…		…
544	if (1) {	684	if (1) {
545	$md5 =	685	$md5 =
546	join "\x00",	686	join "\x00",
547	$processversion,	687	$processversion,
548	map {	688	map {
549	Coro::cede;	689	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	690	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	691	} 0.. $#$src;
552		692
553		693
554	my $dbmd5 = db_get cache => "$id/md5";	694	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		732
593	#############################################################################	733	#############################################################################
594		734
595	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
596		736
597	Many objects in crossfire are so-called attachable objects. That means you can	737	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")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
600		740
601	In the following description, CLASS can be any of C<global>, C<object>	741	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	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	743	Deliantra).
604		744
605	=over 4	745	=over 4
606		746
607	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
608		748
…		…
652	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
653		793
654	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
656		796
657	Some classes such as crossfire maps and objects can specify attachments	797	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.	798	that are attached at load/instantiate time, thus the need for a name.
659		799
660	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
661		801
662	=over 4	802	=over 4
…		…
860	";	1000	";
861	die if $@;	1001	die if $@;
862	}	1002	}
863		1003
864	our $override;	1004	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1005	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1006
867	sub override {	1007	sub override {
868	$override = 1;	1008	$override = 1;
869	@invoke_results = ();	1009	@INVOKE_RESULTS = (@_);
870	}	1010	}
871		1011
872	sub do_invoke {	1012	sub do_invoke {
873	my $event = shift;	1013	my $event = shift;
874	my $callbacks = shift;	1014	my $callbacks = shift;
875		1015
876	@invoke_results = ();	1016	@INVOKE_RESULTS = ();
877		1017
878	local $override;	1018	local $override;
879		1019
880	for (@$callbacks) {	1020	for (@$callbacks) {
881	eval { &{$_->[1]} };	1021	eval { &{$_->[1]} };
…		…
890	}	1030	}
891		1031
892	0	1032	0
893	}	1033	}
894		1034
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1036
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1038
899	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
900		1040
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1041	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	1042	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1043	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1044
905	=back	1045	=back
906		1046
907	=cut	1047	=cut
908		1048
909	#############################################################################	1049	#############################################################################
910	# object support	1050	# object support
		1051
		1052	sub _object_equal($$);
		1053	sub _object_equal($$) {
		1054	my ($a, $b) = @_;
		1055
		1056	return 0 unless (ref $a) eq (ref $b);
		1057
		1058	if ("HASH" eq ref $a) {
		1059	my @ka = keys %$a;
		1060	my @kb = keys %$b;
		1061
		1062	return 0 if @ka != @kb;
		1063
		1064	for (0 .. $#ka) {
		1065	return 0 unless $ka[$_] eq $kb[$_];
		1066	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1067	}
		1068
		1069	} elsif ("ARRAY" eq ref $a) {
		1070
		1071	return 0 if @$a != @$b;
		1072
		1073	for (0 .. $#$a) {
		1074	return 0 unless _object_equal $a->[$_], $b->[$_];
		1075	}
		1076
		1077	} elsif ($a ne $b) {
		1078	return 0;
		1079	}
		1080
		1081	1
		1082	}
		1083
		1084	our $SLOW_MERGES;#d#
		1085	sub _can_merge {
		1086	my ($ob1, $ob2) = @_;
		1087
		1088	++$SLOW_MERGES;#d#
		1089
		1090	# we do the slow way here
		1091	return _object_equal $ob1, $ob2
		1092	}
911		1093
912	sub reattach {	1094	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1096	my ($obj) = @_;
915		1097
		1098	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1100
918	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
919		1102
920	@$registry = ();	1103	@$registry = ();
921		1104
…		…
936	cf::attachable->attach (	1119	cf::attachable->attach (
937	prio => -1000000,	1120	prio => -1000000,
938	on_instantiate => sub {	1121	on_instantiate => sub {
939	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
940		1123
941	$data = from_json $data;	1124	$data = decode_json $data;
942		1125
943	for (@$data) {	1126	for (@$data) {
944	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
945		1128
946	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1145	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1146	my ($filename, $rdata, $objs) = @_;
964		1147
965	sync_job {	1148	sync_job {
966	if (length $$rdata) {	1149	if (length $$rdata) {
		1150	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
969		1153
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	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;
		1159	aio_fsync $fh;
		1160	}
974	close $fh;	1161	aio_close $fh;
975		1162
976	if (@$objs) {	1163	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	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;
		1170	aio_fsync $fh;
		1171	}
982	close $fh;	1172	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
984	}	1174	}
985	} else {	1175	} else {
986	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
987	}	1177	}
988		1178
989	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1183	} else {
991	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
992	}	1185	}
993	} else {	1186	} else {
994	aio_unlink $filename;	1187	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
996	}	1189	}
997	}	1190	};
998	}	1191	}
999		1192
1000	sub object_freezer_as_string {	1193	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1194	my ($rdata, $objs) = @_;
1002		1195
…		…
1014	or return;	1207	or return;
1015		1208
1016	unless (aio_stat "$filename.pst") {	1209	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1210	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1211	or return;
		1212
1019	$av = eval { (Storable::thaw $av)->{objs} };	1213	my $st = eval { Coro::Storable::thaw $av };
		1214	$av = $st->{objs};
1020	}	1215	}
1021		1216
		1217	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1218	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1219	$decname, length $data, scalar @{$av || []};
		1220
1024	return ($data, $av);	1221	($data, $av)
1025	}	1222	}
1026		1223
1027	=head2 COMMAND CALLBACKS	1224	=head2 COMMAND CALLBACKS
1028		1225
1029	=over 4	1226	=over 4
…		…
1083	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1084		1281
1085	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1086	}	1283	}
1087		1284
		1285	use File::Glob ();
		1286
1088	cf::player->attach (	1287	cf::player->attach (
1089	on_command => sub {	1288	on_command => sub {
1090	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1091		1290
1092	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1102	my ($pl, $buf) = @_;	1301	my ($pl, $buf) = @_;
1103		1302
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1303	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1304
1106	if (ref $msg) {	1305	if (ref $msg) {
		1306	my ($type, $reply, @payload) =
		1307	"ARRAY" eq ref $msg
		1308	? @$msg
		1309	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1310
		1311	my @reply;
		1312
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1313	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1314	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1315	}
		1316
		1317	$pl->ext_reply ($reply, @reply)
		1318	if $reply;
		1319
1112	} else {	1320	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1321	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1322	}
1115		1323
1116	cf::override;	1324	cf::override;
1117	},	1325	},
1118	);	1326	);
		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
1119		1340
1120	sub load_extensions {	1341	sub load_extensions {
1121	cf::sync_job {	1342	cf::sync_job {
1122	my %todo;	1343	my %todo;
1123		1344
…		…
1143		1364
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1367
1147	$ext{source} =	1368	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1150	. $source	1371	. $source
1151	. "\n};\n1";	1372	. "\n};\n1";
1152		1373
1153	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1169	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1170	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1171		1392
1172	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1173	warn $msg;	1394	warn $msg;
1174	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1175	exit 1;
1176	}	1396	}
1177		1397
1178	warn $msg;	1398	warn $msg;
1179	}	1399	}
1180		1400
…		…
1194		1414
1195	=back	1415	=back
1196		1416
1197	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1198		1418
1199	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1200		1420
1201	=cut	1421	=cut
1202		1422
1203	package cf::player;	1423	package cf::player;
1204		1424
1205	use Coro::AIO;	1425	use Coro::AIO;
1206		1426
1207	=head3 cf::player	1427	=head3 cf::player
1208		1428
1209	=over 4	1429	=over 4
		1430
		1431	=item cf::player::num_playing
		1432
		1433	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1434
		1435	=cut
		1436
		1437	sub num_playing {
		1438	scalar grep
		1439	$_->ob->map
		1440	&& !$_->hidden
		1441	&& !$_->ob->flag (cf::FLAG_WIZ),
		1442	cf::player::list
		1443	}
1210		1444
1211	=item cf::player::find $login	1445	=item cf::player::find $login
1212		1446
1213	Returns the given player object, loading it if necessary (might block).	1447	Returns the given player object, loading it if necessary (might block).
1214		1448
…		…
1233		1467
1234	sub exists($) {	1468	sub exists($) {
1235	my ($login) = @_;	1469	my ($login) = @_;
1236		1470
1237	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1239	}	1473	}
1240		1474
1241	sub find($) {	1475	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1477	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1484	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1485	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1486	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1487	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1488
1255	my $pl = load_pl path $login	1489	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1490	or return;
		1491
		1492	my $pl = cf::player::load_pl $f
		1493	or return;
		1494
		1495	local $cf::PLAYER_LOADING{$login} = $pl;
		1496	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1258	}	1498	}
1259	}	1499	}
1260	}	1500	}
1261		1501
…		…
1270	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1271		1511
1272	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
1274		1514
		1515	cf::get_slot 0.01;
		1516
1275	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1276	Coro::cede;	1518	cf::cede_to_tick;
1277	}	1519	}
1278		1520
1279	sub new($) {	1521	sub new($) {
1280	my ($login) = @_;	1522	my ($login) = @_;
1281		1523
…		…
1287	$cf::PLAYER{$login} = $self;	1529	$cf::PLAYER{$login} = $self;
1288		1530
1289	$self	1531	$self
1290	}	1532	}
1291		1533
		1534	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1535
		1536	=cut
		1537
		1538	sub send_msg {
		1539	my $ns = shift->ns
		1540	or return;
		1541	$ns->send_msg (@_);
		1542	}
		1543
1292	=item $pl->quit_character	1544	=item $pl->quit_character
1293		1545
1294	Nukes the player without looking back. If logged in, the connection will	1546	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1547	be destroyed. May block for a long time.
1296		1548
…		…
1300	my ($pl) = @_;	1552	my ($pl) = @_;
1301		1553
1302	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1303		1555
1304	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1558
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1311		1565
1312	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1603	or return [];
1350		1604
1351	my @logins;	1605	my @logins;
1352		1606
1353	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
		1608	my $path = path $login;
		1609
		1610	# a .pst is a dead give-away for a valid player
		1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1616	}
1357		1617
1358	utf8::decode $login;	1618	utf8::decode $login;
1359	push @logins, $login;	1619	push @logins, $login;
1360	}	1620	}
1361		1621
…		…
1388	}	1648	}
1389		1649
1390	\@paths	1650	\@paths
1391	}	1651	}
1392		1652
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1654
1395	Expand crossfire pod fragments into protocol xml.	1655	Expand deliantra pod fragments into protocol xml.
1396		1656
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)	1657	=item $player->ext_reply ($msgid, @msg)
1444		1658
1445	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1446		1660
1447	=cut	1661	=cut
1448		1662
1449	sub ext_reply($$%) {	1663	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1664	my ($self, $id, @msg) = @_;
1451		1665
1452	$msg{msgid} = $id;	1666	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1667	}
1455		1668
1456	=item $player->ext_event ($type, %msg)	1669	=item $player->ext_msg ($type, @msg)
1457		1670
1458	Sends an ext event to the client.	1671	Sends an ext event to the client.
1459		1672
1460	=cut	1673	=cut
1461		1674
1462	sub ext_event($$%) {	1675	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1676	my ($self, $type, @msg) = @_;
1464		1677
1465	$self->ns->ext_event ($type, %msg);	1678	$self->ns->ext_msg ($type, @msg);
1466	}	1679	}
1467		1680
1468	=head3 cf::region	1681	=head3 cf::region
1469		1682
1470	=over 4	1683	=over 4
…		…
1483	my ($path) = @_;	1696	my ($path) = @_;
1484		1697
1485	my ($match, $specificity);	1698	my ($match, $specificity);
1486		1699
1487	for my $region (list) {	1700	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1701	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1702	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1703	if $region->specificity > $specificity;
1491	}	1704	}
1492	}	1705	}
1493		1706
…		…
1514	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1516		1729
1517	sub generate_random_map {	1730	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1519	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1736	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1613	$self->init; # pass $1 etc.	1829	$self->init; # pass $1 etc.
1614	return $self;	1830	return $self;
1615	}	1831	}
1616	}	1832	}
1617		1833
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1834	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1835	()
1620	}	1836	}
1621		1837
1622	sub init {	1838	sub init {
1623	my ($self) = @_;	1839	my ($self) = @_;
…		…
1645		1861
1646	# the temporary/swap location	1862	# the temporary/swap location
1647	sub save_path {	1863	sub save_path {
1648	my ($self) = @_;	1864	my ($self) = @_;
1649		1865
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1652	}	1868	}
1653		1869
1654	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1655	sub uniq_path {	1871	sub uniq_path {
1656	my ($self) = @_;	1872	my ($self) = @_;
1657		1873
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1875	"$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	}	1876	}
1670		1877
1671	sub decay_objects {	1878	sub decay_objects {
1672	my ($self) = @_;	1879	my ($self) = @_;
1673		1880
…		…
1686		1893
1687	sub load_header_from($) {	1894	sub load_header_from($) {
1688	my ($self, $path) = @_;	1895	my ($self, $path) = @_;
1689		1896
1690	utf8::encode $path;	1897	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1898	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1899	or return;
		1900
		1901	$self->_load_header ($f)
		1902	or return;
		1903
		1904	local $MAP_LOADING{$self->{path}} = $self;
		1905	$f->resolve_delayed_derefs;
1696		1906
1697	$self->{load_path} = $path;	1907	$self->{load_path} = $path;
1698		1908
1699	1	1909	1
1700	}	1910	}
…		…
1754	sub find {	1964	sub find {
1755	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1756		1966
1757	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1758		1968
		1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1760		1971
1761	$cf::MAP{$path} || do {	1972	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	1973	my $map = new_from_path cf::map $path
1764	or return;	1974	or return;
1765		1975
1766	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1767		1977
…		…
1769	or return;	1979	or return;
1770		1980
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
		1985	undef $guard1;
1774	$map->reset;	1986	$map->reset;
1775	undef $guard;
1776	return find $path;	1987	return find $path;
1777	}	1988	}
1778		1989
1779	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
1780	}	1991	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	2000	local $self->{deny_reset} = 1; # loading can take a long time
1790		2001
1791	my $path = $self->{path};	2002	my $path = $self->{path};
1792		2003
1793	{	2004	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2005	my $guard = cf::lock_acquire "map_data:$path";
1795		2006
		2007	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2008	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2009
1798	$self->in_memory (cf::MAP_LOADING);	2010	$self->in_memory (cf::MAP_LOADING);
1799		2011
1800	$self->alloc;	2012	$self->alloc;
1801		2013
1802	$self->pre_load;	2014	$self->pre_load;
1803	Coro::cede;	2015	cf::cede_to_tick;
1804		2016
		2017	my $f = new_from_file cf::object::thawer $self->{load_path};
		2018	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2019	$self->_load_objects ($f)
1806	or return;	2020	or return;
1807		2021
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1809	if delete $self->{load_original};	2023	if delete $self->{load_original};
1810		2024
1811	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2026	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2027	unless (aio_stat $uniq) {
		2028	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2029	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2030	$self->_load_objects ($f);
		2031	$f->resolve_delayed_derefs;
		2032	}
1816	}	2033	}
1817	}	2034	}
1818		2035
1819	Coro::cede;	2036	$f->resolve_delayed_derefs;
		2037
		2038	cf::cede_to_tick;
1820	# now do the right thing for maps	2039	# now do the right thing for maps
1821	$self->link_multipart_objects;	2040	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2041	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2042	unless $self->difficulty;
1824	Coro::cede;	2043	cf::cede_to_tick;
1825		2044
1826	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2046	$self->decay_objects;
1828	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1829	$self->update_buttons;	2048	$self->update_buttons;
1830	Coro::cede;	2049	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2050	$self->activate;
1834	}	2051	}
1835		2052
		2053	$self->{last_save} = $cf::RUNTIME;
		2054	$self->last_access ($cf::RUNTIME);
		2055
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2057	}
1838		2058
1839	$self->post_load;	2059	$self->post_load;
1840	}	2060	}
1841		2061
…		…
1850		2070
1851	$self	2071	$self
1852	}	2072	}
1853		2073
1854	# find and load all maps in the 3x3 area around a map	2074	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2075	sub load_neighbours {
1856	my ($map) = @_;	2076	my ($map) = @_;
1857		2077
1858	my @diag; # diagonal neighbours	2078	my @neigh; # diagonal neighbours
1859		2079
1860	for (0 .. 3) {	2080	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2081	my $neigh = $map->tile_path ($_)
1862	or next;	2082	or next;
1863	$neigh = find $neigh, $map	2083	$neigh = find $neigh, $map
1864	or next;	2084	or next;
1865	$neigh->load;	2085	$neigh->load;
1866		2086
		2087	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2090	}
1870		2091
1871	for (@diag) {	2092	for (grep defined $_->[0], @neigh) {
		2093	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2094	my $neigh = find $path, $origin
1873	or next;	2095	or next;
1874	$neigh->load;	2096	$neigh->load;
1875	}	2097	}
1876	}	2098	}
1877		2099
…		…
1882	}	2104	}
1883		2105
1884	sub do_load_sync {	2106	sub do_load_sync {
1885	my ($map) = @_;	2107	my ($map) = @_;
1886		2108
		2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2110	if $Coro::current == $Coro::main;
		2111
1887	cf::sync_job { $map->load };	2112	cf::sync_job { $map->load };
1888	}	2113	}
1889		2114
1890	our %MAP_PREFETCH;	2115	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2116	our $MAP_PREFETCHER = undef;
1892		2117
1893	sub find_async {	2118	sub find_async {
1894	my ($path, $origin) = @_;	2119	my ($path, $origin, $load) = @_;
1895		2120
1896	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1897		2122
1898	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2125	}
1901		2126
1902	undef $MAP_PREFETCH{$path};	2127	$MAP_PREFETCH{$path} |= $load;
		2128
1903	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1904	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2134	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2135	$map->load if $v;
		2136	}
1909		2137
1910	delete $MAP_PREFETCH{$path};	2138	delete $MAP_PREFETCH{$k};
1911	}	2139	}
1912	}	2140	}
1913	undef $MAP_PREFETCHER;	2141	undef $MAP_PREFETCHER;
1914	};	2142	};
1915	$MAP_PREFETCHER->prio (6);	2143	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2146	}
1919		2147
1920	sub save {	2148	sub save {
1921	my ($self) = @_;	2149	my ($self) = @_;
1922		2150
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2152
1925	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
1926		2154
1927	return unless $self->dirty;	2155	return unless $self->dirty;
1928		2156
…		…
1934	return if $self->{deny_save};	2162	return if $self->{deny_save};
1935		2163
1936	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
1937		2165
1938	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
1940	};	2169	};
		2170
		2171	cf::get_slot 0.02;
1941		2172
1942	if ($uniq) {	2173	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2176	} else {
…		…
1951	my ($self) = @_;	2182	my ($self) = @_;
1952		2183
1953	# save first because save cedes	2184	# save first because save cedes
1954	$self->save;	2185	$self->save;
1955		2186
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2188
1958	return if $self->players;	2189	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2191	return if $self->{deny_save};
1961		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2197	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2198	}
1965		2199
1966	sub reset_at {	2200	sub reset_at {
1967	my ($self) = @_;	2201	my ($self) = @_;
1968		2202
…		…
2000	if $uniq;	2234	if $uniq;
2001	}	2235	}
2002		2236
2003	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2004		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2241	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2242
2009	$self->unlink_save;	2243	$self->unlink_save;
2010	$self->destroy;	2244	$self->destroy;
2011	}	2245	}
2012		2246
2013	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
2014		2248
2015	sub nuke {	2249	sub nuke {
2016	my ($self) = @_;	2250	my ($self) = @_;
2017		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
2018	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
2019		2256
2020	$self->unlink_save;	2257	$self->unlink_save;
2021		2258
2022	bless $self, "cf::map";	2259	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2264
2028	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
2029		2267
2030	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2031	}	2269	}
2032		2270
2033	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2075		2313
2076	sub unique_maps() {	2314	sub unique_maps() {
2077	[	2315	[
2078	map {	2316	map {
2079	utf8::decode $_;	2317	utf8::decode $_;
2080	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2081	? normalise $_	2321	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2323	]
2085	}	2324	}
2086		2325
2087	package cf;
2088
2089	=back	2326	=back
2090		2327
2091	=head3 cf::object	2328	=head3 cf::object
2092		2329
2093	=cut	2330	=cut
…		…
2096		2333
2097	=over 4	2334	=over 4
2098		2335
2099	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2100		2337
2101	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2102		2340
2103	=cut	2341	=cut
2104		2342
2105	sub inv_recursive_;	2343	sub inv_recursive_;
2106	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2109		2347
2110	sub inv_recursive {	2348	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2112	}	2350	}
2113		2351
		2352	=item $ref = $ob->ref
		2353
		2354	Creates and returns a persistent reference to an object that can be stored as a string.
		2355
		2356	=item $ob = cf::object::deref ($refstring)
		2357
		2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2359	even if the object actually exists. May block.
		2360
		2361	=cut
		2362
		2363	sub deref {
		2364	my ($ref) = @_;
		2365
		2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2367	my ($uuid, $name) = ($1, $2);
		2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2369	or return;
		2370	$pl->ob->uuid eq $uuid
		2371	or return;
		2372
		2373	$pl->ob
		2374	} else {
		2375	warn "$ref: cannot resolve object reference\n";
		2376	undef
		2377	}
		2378	}
		2379
2114	package cf;	2380	package cf;
2115		2381
2116	=back	2382	=back
2117		2383
2118	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2390	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	2391	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2127		2393
2128	=cut	2394	=cut
		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
2129		2409
2130	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2411	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2140		2420
2141	} else {	2421	} else {
2142	my $pl = $self->contr;	2422	my $pl = $self->contr;
2143		2423
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2424	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2426	$dialog->{pl}->ext_msg ($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		2427
2153	} else {	2428	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2431	}
2157	}	2432	}
		2433	}
		2434
		2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2436
		2437	=cut
		2438
		2439	sub cf::object::send_msg {
		2440	my $pl = shift->contr
		2441	or return;
		2442	$pl->send_msg (@_);
2158	}	2443	}
2159		2444
2160	=item $player_object->may ("access")	2445	=item $player_object->may ("access")
2161		2446
2162	Returns wether the given player is authorized to access resource "access"	2447	Returns wether the given player is authorized to access resource "access"
…		…
2175		2460
2176	=item $player_object->enter_link	2461	=item $player_object->enter_link
2177		2462
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2464
2180	The player should be reasonably safe there for short amounts of time. You	2465	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.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2182		2469
2183	Will never block.	2470	Will never block.
2184		2471
2185	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2186		2473
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2528	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2529	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2530	if $x <=0 && $y <= 0;
2244		2531
2245	$map->load;	2532	$map->load;
2246	$map->load_diag;	2533	$map->load_neighbours;
2247		2534
2248	return unless $self->contr->active;	2535	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2536
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
2253	}
2254		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
		2542	}
		2543
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2545
2257	Moves the player to the given map-path and coordinates by first freezing	2546	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	2547	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	2548	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2549	the new (success) or old (failed) map position. In either case, $done will
		2550	be called at the end of this process.
		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
2261		2554
2262	=cut	2555	=cut
2263		2556
2264	our $GOTOGEN;	2557	our $GOTOGEN;
2265		2558
2266	sub cf::object::player::goto {	2559	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2560	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2561
2269	# do generation counting so two concurrent goto's will be executed in-order	2562	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2563	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2564
2272	$self->enter_link;	2565	$self->enter_link;
2273		2566
2274	(async {	2567	(async {
		2568	$Coro::current->{desc} = "player::goto $path $x $y";
		2569
		2570	# *tag paths override both path and x|y
		2571	if ($path =~ /^\*(.*)$/) {
		2572	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2573	my $ob = $obs[rand @obs];
		2574
		2575	# see if we actually can go there
		2576	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2577	$ob = $obs[rand @obs];
		2578	} else {
		2579	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2580	}
		2581	# else put us there anyways for now #d#
		2582
		2583	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2584	} else {
		2585	($path, $x, $y) = (undef, undef, undef);
		2586	}
		2587	}
		2588
2275	my $map = eval {	2589	my $map = eval {
2276	my $map = cf::map::find $path;	2590	my $map = defined $path ? cf::map::find $path : undef;
2277		2591
2278	if ($map) {	2592	if ($map) {
2279	$map = $map->customise_for ($self);	2593	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2594	$map = $check->($map) if $check && $map;
2281	} else {	2595	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2596	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2597	}
2284		2598
2285	$map	2599	$map
2286	};	2600	};
2287		2601
…		…
2292		2606
2293	if ($gen == $self->{_goto_generation}) {	2607	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2608	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2609	$self->leave_link ($map, $x, $y);
2296	}	2610	}
		2611
		2612	$done->() if $done;
2297	})->prio (1);	2613	})->prio (1);
2298	}	2614	}
2299		2615
2300	=item $player_object->enter_exit ($exit_object)	2616	=item $player_object->enter_exit ($exit_object)
2301		2617
…		…
2321	}	2637	}
2322		2638
2323	sub prepare_random_map {	2639	sub prepare_random_map {
2324	my ($exit) = @_;	2640	my ($exit) = @_;
2325		2641
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2644	# that depends on the exit object
2331		2645
2332	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2648	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2339	}	2655	}
2340		2656
2341	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2342		2658
2343	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2346		2662
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2665	undef $fh;
2350	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2351		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2354	}	2674	}
2355	}	2675	}
2356		2676
2357	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2359		2679
2360	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2361		2681
2362	if ($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;	2682	$self->enter_link;
2374		2683
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 {	2684	(async {
2380	$self->deactivate_recursive; # just to be sure	2685	$Coro::current->{desc} = "enter_exit";
		2686
2381	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2382	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2383		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2384	1;	2708	1
2385	}) {	2709	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2714
2391	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2410		2734
2411	utf8::encode $text;	2735	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2736	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2737	}
2414		2738
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2739	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2740
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2741	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2742	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	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2421		2745
2422	=cut	2746	=cut
2423		2747
		2748	# non-persistent channels (usually the info channel)
		2749	our %CHANNEL = (
		2750	"c/identify" => {
		2751	id => "infobox",
		2752	title => "Identify",
		2753	reply => undef,
		2754	tooltip => "Items recently identified",
		2755	},
		2756	"c/examine" => {
		2757	id => "infobox",
		2758	title => "Examine",
		2759	reply => undef,
		2760	tooltip => "Signs and other items you examined",
		2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
		2768	"c/lookat" => {
		2769	id => "infobox",
		2770	title => "Look",
		2771	reply => undef,
		2772	tooltip => "What you saw there",
		2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
		2848	);
		2849
2424	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2852
2427	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
		2855
		2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2857
		2858	# check predefined channels, for the benefit of C
		2859	if ($CHANNEL{$channel}) {
		2860	$channel = $CHANNEL{$channel};
		2861
		2862	$self->ext_msg (channel_info => $channel);
		2863	$channel = $channel->{id};
		2864
		2865	} elsif (ref $channel) {
		2866	# send meta info to client, if not yet sent
		2867	unless (exists $self->{channel}{$channel->{id}}) {
		2868	$self->{channel}{$channel->{id}} = $channel;
		2869	$self->ext_msg (channel_info => $channel);
		2870	}
		2871
		2872	$channel = $channel->{id};
		2873	}
2428		2874
2429	return unless @extra || length $msg;	2875	return unless @extra || length $msg;
2430		2876
2431	if ($self->can_msg) {	2877	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	2879	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		2880
2444	if ($color >= 0) {	2881	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	2882	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	2884	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		2885
		2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
		2889
		2890	# split very large packets
		2891	if (8192 < length $pkt and $self->{can_lzf}) {
		2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2893	$pkt = "frag";
		2894	}
		2895
		2896	$self->send_packet ($pkt);
		2897	}
		2898
2455	=item $client->ext_event ($type, %msg)	2899	=item $client->ext_msg ($type, @msg)
2456		2900
2457	Sends an ext event to the client.	2901	Sends an ext event to the client.
2458		2902
2459	=cut	2903	=cut
2460		2904
2461	sub cf::client::ext_event($$%) {	2905	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2906	my ($self, $type, @msg) = @_;
2463		2907
		2908	if ($self->extcmd == 2) {
		2909	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2910	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2911	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2913	}
		2914	}
		2915
		2916	=item $client->ext_reply ($msgid, @msg)
		2917
		2918	Sends an ext reply to the client.
		2919
		2920	=cut
		2921
		2922	sub cf::client::ext_reply($$@) {
		2923	my ($self, $id, @msg) = @_;
		2924
		2925	if ($self->extcmd == 2) {
		2926	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2927	} elsif ($self->extcmd == 1) {
		2928	#TODO: version 1, remove
		2929	unshift @msg, msgtype => "reply", msgid => $id;
		2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2931	}
2466	}	2932	}
2467		2933
2468	=item $success = $client->query ($flags, "text", \&cb)	2934	=item $success = $client->query ($flags, "text", \&cb)
2469		2935
2470	Queues a query to the client, calling the given callback with	2936	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	2991	my ($ns, $buf) = @_;
2526		2992
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2993	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		2994
2529	if (ref $msg) {	2995	if (ref $msg) {
		2996	my ($type, $reply, @payload) =
		2997	"ARRAY" eq ref $msg
		2998	? @$msg
		2999	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3000
		3001	my @reply;
		3002
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3003	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3004	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3005	}
		3006
		3007	$ns->ext_reply ($reply, @reply)
		3008	if $reply;
		3009
2536	} else {	3010	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3011	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3012	}
2539		3013
2540	cf::override;	3014	cf::override;
…		…
2587	our $safe = new Safe "safe";	3061	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3062	our $safe_hole = new Safe::Hole;
2589		3063
2590	$SIG{FPE} = 'IGNORE';	3064	$SIG{FPE} = 'IGNORE';
2591		3065
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3066	$safe->permit_only (Opcode::opset qw(
		3067	:base_core :base_mem :base_orig :base_math
		3068	grepstart grepwhile mapstart mapwhile
		3069	sort time
		3070	));
2593		3071
2594	# here we export the classes and methods available to script code	3072	# here we export the classes and methods available to script code
2595		3073
2596	=pod	3074	=pod
2597		3075
2598	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2599		3077
2600	cf::object	3078	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3079	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3080	insert remove name archname title slaying race decrease split
		3081	value
2603		3082
2604	cf::object::player	3083	cf::object::player
2605	player	3084	player
2606		3085
2607	cf::player	3086	cf::player
…		…
2612		3091
2613	=cut	3092	=cut
2614		3093
2615	for (	3094	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2621	) {	3101	) {
2622	no strict 'refs';	3102	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2641	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2642		3122
2643	my $qcode = $code;	3123	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2646		3128
2647	local $_;	3129	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2649		3131
2650	my $eval =	3132	my $eval =
…		…
2698	# the server's init and main functions	3180	# the server's init and main functions
2699		3181
2700	sub load_facedata($) {	3182	sub load_facedata($) {
2701	my ($path) = @_;	3183	my ($path) = @_;
2702		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2703	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2704		3192
2705	my $facedata;	3193	my $facedata;
2706	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3195	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2710		3198
2711	$facedata->{version} == 2	3199	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2714	{	3209	{
2715	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2716		3211
2717	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3219
		3220	cf::cede_to_tick;
2723	}	3221	}
2724		3222
2725	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2727	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2728	or next;	3227	or next;
		3228
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3232	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3234	}
2734	Coro::cede;	3235
		3236	cf::cede_to_tick;
2735	}	3237	}
2736	}	3238	}
2737		3239
2738	{	3240	{
2739	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2740		3242
2741	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3245	cf::cede_to_tick;
2744	}	3246	}
2745		3247
2746	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2747	}	3249	}
2748		3250
		3251	{
		3252	# TODO: for gcfclient pleasure, we should give resources
		3253	# that gcfclient doesn't grok a >10000 face index.
		3254	my $res = $facedata->{resource};
		3255
		3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
		3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
		3260
		3261	if ($info->{type} & 1) {
		3262	# prepend meta info
		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
		3276	} else {
		3277	$RESOURCE{$name} = $info;
		3278	}
		3279
		3280	cf::cede_to_tick;
		3281	}
		3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2749	1	3286	1
2750	}	3287	}
2751		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
		3326
2752	sub reload_regions {	3327	sub reload_regions {
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2753	load_resource_file "$MAPDIR/regions"	3332	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3333	or die "unable to load regions file\n";
		3334
		3335	for (cf::region::list) {
		3336	$_->{match} = qr/$_->{match}/
		3337	if exists $_->{match};
		3338	}
2755	}	3339	}
2756		3340
2757	sub reload_facedata {	3341	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3342	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3343	or die "unable to load facedata\n";
2760	}	3344	}
2761		3345
2762	sub reload_archetypes {	3346	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3348	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	}	3349	}
2771		3350
2772	sub reload_treasures {	3351	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
2775	}	3354	}
2776		3355
2777	sub reload_resources {	3356	sub reload_resources {
2778	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
2779		3358
		3359	reload_facedata;
		3360	reload_archetypes;
2780	reload_regions;	3361	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3362	reload_treasures;
2785		3363
2786	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
2787	}	3365	}
2788		3366
2789	sub init {	3367	sub reload_config {
2790	reload_resources;
2791	}
2792
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3369	or return;
2796		3370
2797	local $/;	3371	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
2799		3373
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3375
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$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};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2809	};	3383	};
2810	warn $@ if $@;	3384	warn $@ if $@;
2811	}	3385	}
2812	}	3386	}
2813		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
2814	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
2815	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3434	(async {
2819	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
2821	};	3438	};
2822		3439
2823	cfg_load;	3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
		3444	reload_config;
2824	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
2825	load_extensions;	3458	load_extensions;
2826		3459
2827	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
2829	}	3470	}
2830		3471
2831	#############################################################################	3472	#############################################################################
2832	# initialisation and cleanup	3473	# initialisation and cleanup
2833		3474
2834	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
2835	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3479	$SIGWATCHER{$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";	3480	cf::cleanup "SIG$signal";
2844	},
2845	);	3481	};
2846	}	3482	}
2847	}	3483	}
2848		3484
2849	sub write_runtime {	3485	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";
2851
2852	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
2854		3488
2855	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3490
2857	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
2858		3492
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2860	or return;	3494	or return;
2861		3495
2862	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
2875		3509
2876	close $fh	3510	close $fh
2877	or return;	3511	or return;
2878		3512
2879	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3514	and return;
2881		3515
2882	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
2883		3517
2884	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
2885	}	3569	}
2886		3570
2887	sub emergency_save() {	3571	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
2889		3573
2890	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
2891		3575
2892	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
2893	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3588	$pl->valid or next;
		3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3590	$pl->save;
2901	}	3591	}
2902	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
2903		3593
2904	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3597	$map->valid or next;
2908	$map->save;	3598	$map->save;
2909	}	3599	}
2910	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
2911		3601
2912	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
2915	};	3609	};
2916		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
2917	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
2918	}	3617	}
2919		3618
2920	sub post_cleanup {	3619	sub post_cleanup {
2921	my ($make_core) = @_;	3620	my ($make_core) = @_;
2922		3621
2923	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
2925	}	3653	}
2926		3654
2927	sub do_reload_perl() {	3655	sub do_reload_perl() {
2928	# can/must only be called in main	3656	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
2931	return;	3659	return;
2932	}	3660	}
2933		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
2934	warn "reloading...";	3667	warn "reloading...";
2935		3668
2936	warn "entering sync_job";	3669	warn "entering sync_job";
2937		3670
2938	cf::sync_job {	3671	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3673	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
2942		3675
2943	warn "syncing database to disk";	3676	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3678
2946	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
2947		3680
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$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	}	3684	}
2985		3685
2986	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
2988	}	3688	%EXT_CORO = ();
2989		3689
2990	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3699	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3700
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
3001	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
3002	}	3710	}
3003		3711
3004	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
3005	}	3727	}
3006		3728
3007	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3732
3011	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3736
3015	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3738	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
3018		3740
3019	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
3020		3742
3021	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
3022	require cf;	3744	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3746
3025	warn "loading config and database again";	3747	warn "loading config and database again";
3026	cf::cfg_load;	3748	cf::reload_config;
3027		3749
3028	warn "loading extensions";	3750	warn "loading extensions";
3029	cf::load_extensions;	3751	cf::load_extensions;
3030		3752
		3753	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
3037		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
3038	warn "leaving sync_job";	3765	warn "leaving sync_job";
3039		3766
3040	1	3767	1
3041	} or do {	3768	} or do {
3042	warn $@;	3769	warn $@;
3043	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3771	};
3046		3772
3047	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3048	};	3779	};
3049		3780
3050	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3051		3782
3052	sub reload_perl() {	3783	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3055		3786
3056	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3789
3059	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3791	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3063	},	3793	};
3064	);	3794	};
3065	}	3795	}
3066		3796
3067	register_command "reload" => sub {	3797	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3069		3799
3070	if ($who->flag (FLAG_WIZ)) {	3800	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3801	$who->message ("reloading server.");
		3802	async {
		3803	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3804	reload_perl;
		3805	};
3073	}	3806	}
3074	};	3807	};
3075		3808
3076	unshift @INC, $LIBDIR;	3809	unshift @INC, $LIBDIR;
3077		3810
…		…
3079		3812
3080	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3082		3815
3083	sub wait_for_tick {	3816	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3086		3818
3087	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3821	$signal->wait;
3090	}	3822	}
3091		3823
3092	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3095		3826
3096	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3829	$signal->wait;
3099	}	3830	}
3100		3831
3101	my $min = 1e6;#d#	3832	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 != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3113	return;	3836	return;
3114	}	3837	}
3115		3838
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3119		3840
3120	0 && sync_job {#d#	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3843	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3844	$Coro::current->{desc} = "runtime saver";
3124	or die;	3845	write_runtime_sync
3125		3846	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	};	3847	};
		3848	}
3142		3849
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) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3851	$sig->send;
3159	}	3852	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3854	$sig->send;
3162	}	3855	}
3163		3856
3164	$NOW = Event::time;	3857	$LOAD = ($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;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3859
3175	_post_tick;	3860	if (0) {
3176		3861	if ($NEXT_TICK) {
3177		3862	my $jitter = $TICK_START - $NEXT_TICK;
		3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3864	warn "jitter $JITTER\n";#d#
		3865	}
3178	},	3866	}
3179	);	3867	}
3180		3868
3181	{	3869	{
3182	BDB::max_poll_time $TICK * 0.1;	3870	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3871
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;	3872	BDB::min_parallel 8;
3192		3873	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3874	$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	$! = $status;
3204	},
3205	)
3206	};
3207		3875
3208	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
		3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		3883
3211	cf::sync_job {	3884	cf::sync_job {
3212	eval {	3885	eval {
3213	BDB::db_env_open	3886	BDB::db_env_open
3214	$DB_ENV,	3887	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3889	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3890	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3891	0666;
3219		3892
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3893	cf::cleanup "db_env_open($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	};	3894	};
3225		3895
3226	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3897	};
3228	}	3898	}
		3899
		3900	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3902	};
		3903	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3905	};
		3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3908	};
3229	}	3909	}
3230		3910
3231	{	3911	{
		3912	# configure IO::AIO
		3913
3232	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3916	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	}	3917	}
3245		3918
3246	my $_log_backtrace;	3919	my $_log_backtrace;
3247		3920
3248	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3252		3925
3253	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3256	async {	3930	async {
		3931	$Coro::current->{desc} = "abt $msg";
		3932
3257	my @bt = fork_call {	3933	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3935	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3936	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	3937	or die "addr2line: $!";
…		…
3269	}	3945	}
3270		3946
3271	@funcs	3947	@funcs
3272	};	3948	};
3273		3949
3274	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	3953	--$_log_backtrace;
3277	};	3954	};
3278	} else {	3955	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	3958	}
3282	}	3959	}
3283		3960
3284	# load additional modules	3961	# load additional modules
3285	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3286		3963
3287	END { cf::emergency_save }	3964	END { cf::emergency_save }
3288		3965
3289	1	3966	1
3290		3967

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines