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 1.309 by elmex, Mon Jul 16 15:27:06 2007 UTC vs.
Revision 1.554 by root, Sat Jun 26 22:10:18 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
		246	=item @cf::INVOKE_RESULTS
		247
		248	This array contains the results of the last C<invoke ()> call. When
		249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		250	that call.
		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
172	=back	258	=back
173		259
174	=cut	260	=cut
175		261
176	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
177	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
178	my $msg = join "", @_;	269	my $msg = join "", @_;
179		270
180	$msg .= "\n"	271	$msg .= "\n"
181	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
182		273
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		275
185	utf8::encode $msg;
186	LOG llevError, $msg;	276	LOG llevWarn, $msg;
187	};	277	};
188	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
189		292
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	303	for my $pkg (qw(
201	cf::global cf::attachable	304	cf::global cf::attachable
202	cf::object cf::object::player	305	cf::object cf::object::player
203	cf::client cf::player	306	cf::client cf::player
204	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
205	cf::map cf::party cf::region	309	cf::party cf::region
206	)) {	310	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	312	}
210		313
211	$Event::DIED = sub {	314	$EV::DIED = sub {
212	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
213	};	316	};
214		317
215	#############################################################################	318	#############################################################################
216		319
217	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	343	$d
241	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
242	}	345	}
243		346
244	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
245		348
246	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
247		350
248	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
249		352
250	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
251		354
252	=cut	355	=cut
253		356
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		358
256	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
258		404
259	=item cf::lock_wait $string	405	=item cf::lock_wait $string
260		406
261	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
262		408
263	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
264		410
265	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
268	returned.	414	returned.
269		415
		416	Locks are *not* recursive, locking from the same coro twice results in a
		417	deadlocked coro.
		418
270	Lock names should begin with a unique identifier (for example, cf::map::find	419	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	420	uses map_find and cf::map::load uses map_load).
272		421
273	=item $locked = cf::lock_active $string	422	=item $locked = cf::lock_active $string
274		423
275	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
276		425
277	=cut	426	=cut
278		427
279	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
280		429
281	sub lock_wait($) {	430	sub lock_wait($) {
282	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	432	}
290		433
291	sub lock_acquire($) {	434	sub lock_acquire($) {
292	my ($key) = @_;	435	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	436	}
304		437
305	sub lock_active($) {	438	sub lock_active($) {
306	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	440	}
310		441
311	sub freeze_mainloop {	442	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
313		444
314	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	446	}
		447
		448	=item cf::periodic $interval, $cb
		449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
		461	}
		462
		463	=item cf::get_slot $time[, $priority[, $name]]
		464
		465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		466	This call blocks and returns only when you have at least C<$time> seconds
		467	of cpu time till the next tick. The slot is only valid till the next cede.
		468
		469	The optional C<$name> can be used to identify the job to run. It might be
		470	used for statistical purposes and should identify the same time-class.
		471
		472	Useful for short background jobs.
		473
		474	=cut
		475
		476	our @SLOT_QUEUE;
		477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
		479
		480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
		484	my $signal = new Coro::Signal;
		485	my $busy;
		486
		487	while () {
		488	next_job:
		489
		490	my $avail = cf::till_tick;
		491
		492	for (0 .. $#SLOT_QUEUE) {
		493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
		495	my $job = splice @SLOT_QUEUE, $_, 1, ();
		496	$job->[2]->send;
		497	Coro::cede;
		498	goto next_job;
		499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		501	}
		502	}
		503
		504	if (@SLOT_QUEUE) {
		505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		506	push @cf::WAIT_FOR_TICK, $signal;
		507	$signal->wait;
		508	} else {
		509	$busy = 0;
		510	Coro::schedule;
		511	}
316	};	512	}
317	$TICK_WATCHER->stop;	513	};
318	$guard	514
		515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
		518	my ($time, $pri, $name) = @_;
		519
		520	$time = clamp $time, 0.01, $TICK * .6;
		521
		522	my $sig = new Coro::Signal;
		523
		524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		526	$SLOT_QUEUE->ready;
		527	$sig->wait;
319	}	528	}
320		529
321	=item cf::async { BLOCK }	530	=item cf::async { BLOCK }
322		531
323	Currently the same as Coro::async_pool, meaning you cannot use	532	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		537
329	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
330		539
331	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
332		541
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	545	acceptable.
337		546
338	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	552	=cut
344		553
345	sub sync_job(&) {	554	sub sync_job(&) {
346	my ($job) = @_;	555	my ($job) = @_;
347		556
348	if ($Coro::current == $Coro::main) {	557	if (in_main) {
349	my $time = Event::time;	558	my $time = AE::time;
350		559
351	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
353		562
354	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	564
356	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
357		566
358	my $busy = 1;	567	my $busy = 1;
359	my @res;	568	my @res;
360		569
361	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	572	@res = eval { $job->() };
363	warn $@ if $@;	573	error $@ if $@;
364	undef $busy;	574	undef $busy;
365	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
366		576
367	while ($busy) {	577	while ($busy) {
368	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
369	}	582	}
		583	}
370		584
371	$time = Event::time - $time;	585	my $time = AE::time - $time;
372		586
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
377		588
378	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
379	} else {	590	} else {
380	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
381		592
…		…
401	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
402		613
403	$coro	614	$coro
404	}	615	}
405		616
406	=item fork_call { }, $args	617	=item fork_call { }, @args
407		618
408	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
412		623
413	=cut	624	=cut
414		625
415	sub _store_scalar {	626	sub post_fork {
416	open my $fh, ">", \my $buf	627	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	628	}
423		629
424	sub fork_call(&@) {	630	sub fork_call(&@) {
425	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
426		632
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	633	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	634	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	635	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		636
432	if (my $pid = fork) {	637	my @res = Coro::Util::fork_eval {
433	close $fh2;	638	cf::post_fork;
		639	&$cb
		640	} @args;
434		641
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	642	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	643	}
437	$res = Coro::Storable::thaw $res;
438		644
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	645	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
466	}	681	}
467		682
468	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
469		684
470	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
473		688
474	Stores the given C<$value> in the family. It can currently store binary	689	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	690	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		691
		692	=item $db = cf::db_table "name"
		693
		694	Create and/or open a new database table. The string must not be "db" and must be unique
		695	within each server.
		696
477	=cut	697	=cut
		698
		699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
		703	my ($name) = @_;
		704	my $db = BDB::db_create $DB_ENV;
		705
		706	eval {
		707	$db->set_flags (BDB::CHKSUM);
		708
		709	utf8::encode $name;
		710	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		711	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		712	cf::cleanup "db_open(db): $!" if $!;
		713	};
		714	cf::cleanup "db_open(db): $@" if $@;
		715
		716	$db
		717	}
478		718
479	our $DB;	719	our $DB;
480		720
481	sub db_init {	721	sub db_init {
482	unless ($DB) {	722	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	723	}
497		724
498	sub db_get($$) {	725	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
500		727
501	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
502	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
503		732
504	$! ? ()	733	$! ? ()
505	: $data	734	: $data
506	}
507	}	735	}
508		736
509	sub db_put($$$) {	737	sub db_put($$$) {
510	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
550	if (1) {	778	if (1) {
551	$md5 =	779	$md5 =
552	join "\x00",	780	join "\x00",
553	$processversion,	781	$processversion,
554	map {	782	map {
555	Coro::cede;	783	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	784	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	785	} 0.. $#$src;
558		786
559		787
560	my $dbmd5 = db_get cache => "$id/md5";	788	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		795
568	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	797	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
571		799
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		801
574	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
577		805
…		…
587		815
588	=cut	816	=cut
589		817
590	sub datalog($@) {	818	sub datalog($@) {
591	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	821	}
594		822
595	=back	823	=back
596		824
597	=cut	825	=cut
598		826
599	#############################################################################	827	#############################################################################
600		828
601	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
602		830
603	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
606		834
607	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	837	Deliantra).
610		838
611	=over 4	839	=over 4
612		840
613	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
614		842
…		…
658	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
659		887
660	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
662		890
663	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
665		893
666	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
667		895
668	=over 4	896	=over 4
…		…
792		1020
793	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1023
796	} elsif (ref $type) {	1024	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
798		1026
799	} else {	1027	} else {
800	shift @arg;	1028	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
802	}	1030	}
803	}	1031	}
804	}	1032	}
805		1033
806	sub _object_attach {	1034	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
817	}	1045	}
818		1046
819	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
820	} else {	1048	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1050	}
823		1051
824	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
825	}	1053	}
826		1054
…		…
866	";	1094	";
867	die if $@;	1095	die if $@;
868	}	1096	}
869		1097
870	our $override;	1098	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1099	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1100
873	sub override {	1101	sub override {
874	$override = 1;	1102	$override = 1;
875	@invoke_results = (@_);	1103	@INVOKE_RESULTS = (@_);
876	}	1104	}
877		1105
878	sub do_invoke {	1106	sub do_invoke {
879	my $event = shift;	1107	my $event = shift;
880	my $callbacks = shift;	1108	my $callbacks = shift;
881		1109
882	@invoke_results = ();	1110	@INVOKE_RESULTS = ();
883		1111
884	local $override;	1112	local $override;
885		1113
886	for (@$callbacks) {	1114	for (@$callbacks) {
887	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
888		1116
889	if ($@) {	1117	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1119	override;
893	}	1120	}
894		1121
895	return 1 if $override;	1122	return 1 if $override;
896	}	1123	}
897		1124
898	0	1125	0
899	}	1126	}
900		1127
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1129
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1131
905	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
906		1133
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1134	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1135	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1136	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1137
911	=back	1138	=back
912		1139
913	=cut	1140	=cut
914		1141
915	#############################################################################	1142	#############################################################################
916	# object support	1143	# object support
		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
		1178	sub _can_merge {
		1179	my ($ob1, $ob2) = @_;
		1180
		1181	++$SLOW_MERGES;#d#
		1182
		1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
		1185	}
917		1186
918	sub reattach {	1187	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1189	my ($obj) = @_;
921		1190
		1191	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1193
924	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
925		1195
926	@$registry = ();	1196	@$registry = ();
927		1197
…		…
932	for (@$attach) {	1202	for (@$attach) {
933	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
935	}	1205	}
936	} else {	1206	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1208	}
939	}	1209	}
940	}	1210	}
941		1211
942	cf::attachable->attach (	1212	cf::attachable->attach (
943	prio => -1000000,	1213	prio => -1000000,
944	on_instantiate => sub {	1214	on_instantiate => sub {
945	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
946		1216
947	$data = from_json $data;	1217	$data = decode_json $data;
948		1218
949	for (@$data) {	1219	for (@$data) {
950	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
951		1221
952	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1238	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
970		1240
971	sync_job {	1241	sync_job {
972	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
975		1247
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
980	close $fh;	1255	aio_close $fh;
981		1256
982	if (@$objs) {	1257	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
988	close $fh;	1266	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
990	}	1268	}
991	} else {	1269	} else {
992	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
993	}	1271	}
994		1272
995	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1277	} else {
997	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
998	}	1279	}
999	} else {	1280	} else {
1000	aio_unlink $filename;	1281	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1002	}	1283	}
1003	}	1284	};
1004	}	1285	}
1005		1286
1006	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1008		1289
…		…
1020	or return;	1301	or return;
1021		1302
1022	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1305	or return;
		1306
1025	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1026	}	1309	}
1027		1310
		1311	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
		1315
1030	return ($data, $av);	1316	($data, $av)
1031	}	1317	}
1032		1318
1033	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
1034		1320
1035	=over 4	1321	=over 4
…		…
1089	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1090		1376
1091	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1092	}	1378	}
1093		1379
		1380	use File::Glob ();
		1381
1094	cf::player->attach (	1382	cf::player->attach (
1095	on_command => sub {	1383	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1097		1385
1098	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1099	or return;	1387	or return;
1100		1388
…		…
1108	my ($pl, $buf) = @_;	1396	my ($pl, $buf) = @_;
1109		1397
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1398	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1399
1112	if (ref $msg) {	1400	if (ref $msg) {
		1401	my ($type, $reply, @payload) =
		1402	"ARRAY" eq ref $msg
		1403	? @$msg
		1404	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1405
		1406	my @reply;
		1407
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1408	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1409	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1410	}
		1411
		1412	$pl->ext_reply ($reply, @reply)
		1413	if $reply;
		1414
1118	} else {	1415	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1417	}
1121		1418
1122	cf::override;	1419	cf::override;
1123	},	1420	},
1124	);	1421	);
1125		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1126	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1127	cf::sync_job {	1439	cf::sync_job {
1128	my %todo;	1440	my %todo;
1129		1441
1130	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1443	next unless -r $path;
…		…
1149		1461
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1464
1153	$ext{source} =	1465	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1156	. $source	1468	. $source
1157	. "\n};\n1";	1469	. "\n};\n1";
1158		1470
1159	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1160	}	1472	}
1161		1473
		1474	my $pass = 0;
1162	my %done;	1475	my %done;
1163	while (%todo) {	1476	while (%todo) {
1164	my $progress;	1477	my $progress;
1165		1478
		1479	++$pass;
		1480
		1481	ext:
1166	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1484	next ext
1169	unless exists $done{$_};	1485	unless exists $done{$_};
1170	}	1486	}
1171		1487
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1489
1174	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1179	warn $msg;	1497
1180	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1499	delete $todo{$k};
1182	}	1500	} else {
1183		1501	$done{$k} = delete $todo{$k};
1184	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1185	}	1507	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1508	}
1191		1509
1192	skip:	1510	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1195	}	1518	}
1196	};	1519	};
1197	}	1520	}
1198		1521
1199	#############################################################################	1522	#############################################################################
1200		1523
1201	=back	1524	=back
1202		1525
1203	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1204		1527
1205	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1206		1529
1207	=cut	1530	=cut
1208		1531
1209	package cf::player;	1532	package cf::player;
1210		1533
1211	use Coro::AIO;	1534	use Coro::AIO;
1212		1535
1213	=head3 cf::player	1536	=head3 cf::player
1214		1537
1215	=over 4	1538	=over 4
		1539
		1540	=item cf::player::num_playing
		1541
		1542	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1543
		1544	=cut
		1545
		1546	sub num_playing {
		1547	scalar grep
		1548	$_->ob->map
		1549	&& !$_->hidden
		1550	&& !$_->ob->flag (cf::FLAG_WIZ),
		1551	cf::player::list
		1552	}
1216		1553
1217	=item cf::player::find $login	1554	=item cf::player::find $login
1218		1555
1219	Returns the given player object, loading it if necessary (might block).	1556	Returns the given player object, loading it if necessary (might block).
1220		1557
…		…
1239		1576
1240	sub exists($) {	1577	sub exists($) {
1241	my ($login) = @_;	1578	my ($login) = @_;
1242		1579
1243	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1245	}	1582	}
1246		1583
1247	sub find($) {	1584	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1586	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1593	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1594	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1595	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1597
1261	my $pl = load_pl path $login	1598	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1599	or return;
		1600
		1601	my $pl = cf::player::load_pl $f
		1602	or return;
		1603
		1604	local $cf::PLAYER_LOADING{$login} = $pl;
		1605	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1264	}	1607	}
1265	}	1608	}
1266	}	1609	}
		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
1267		1623
1268	sub save($) {	1624	sub save($) {
1269	my ($pl) = @_;	1625	my ($pl) = @_;
1270		1626
1271	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1277		1633
1278	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1280		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1641
1281	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1282	Coro::cede;	1643	cf::cede_to_tick;
1283	}	1644	}
1284		1645
1285	sub new($) {	1646	sub new($) {
1286	my ($login) = @_;	1647	my ($login) = @_;
1287		1648
…		…
1293	$cf::PLAYER{$login} = $self;	1654	$cf::PLAYER{$login} = $self;
1294		1655
1295	$self	1656	$self
1296	}	1657	}
1297		1658
		1659	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1660
		1661	=cut
		1662
		1663	sub send_msg {
		1664	my $ns = shift->ns
		1665	or return;
		1666	$ns->send_msg (@_);
		1667	}
		1668
1298	=item $pl->quit_character	1669	=item $pl->quit_character
1299		1670
1300	Nukes the player without looking back. If logged in, the connection will	1671	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1672	be destroyed. May block for a long time.
1302		1673
…		…
1306	my ($pl) = @_;	1677	my ($pl) = @_;
1307		1678
1308	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1309		1680
1310	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1683
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1316	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1317		1692
1318	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1355	or return [];	1730	or return [];
1356		1731
1357	my @logins;	1732	my @logins;
1358		1733
1359	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
		1735	my $path = path $login;
		1736
		1737	# a .pst is a dead give-away for a valid player
		1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1743	}
1363		1744
1364	utf8::decode $login;	1745	utf8::decode $login;
1365	push @logins, $login;	1746	push @logins, $login;
1366	}	1747	}
1367		1748
1368	\@logins	1749	\@logins
1369	}	1750	}
1370		1751
1371	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1372		1755
1373	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1374	player. May block.	1757	player. May block.
1375		1758
1376	=cut	1759	=cut
…		…
1394	}	1777	}
1395		1778
1396	\@paths	1779	\@paths
1397	}	1780	}
1398		1781
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1783
1401	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1402		1785
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1786	=item $player->ext_reply ($msgid, @msg)
1450		1787
1451	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1452		1789
1453	=cut	1790	=cut
1454		1791
1455	sub ext_reply($$%) {	1792	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1793	my ($self, $id, @msg) = @_;
1457		1794
1458	$msg{msgid} = $id;	1795	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1796	}
1461		1797
1462	=item $player->ext_event ($type, %msg)	1798	=item $player->ext_msg ($type, @msg)
1463		1799
1464	Sends an ext event to the client.	1800	Sends an ext event to the client.
1465		1801
1466	=cut	1802	=cut
1467		1803
1468	sub ext_event($$%) {	1804	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1805	my ($self, $type, @msg) = @_;
1470		1806
1471	$self->ns->ext_event ($type, %msg);	1807	$self->ns->ext_msg ($type, @msg);
1472	}	1808	}
1473		1809
1474	=head3 cf::region	1810	=head3 cf::region
1475		1811
1476	=over 4	1812	=over 4
…		…
1485		1821
1486	=cut	1822	=cut
1487		1823
1488	sub find_by_path($) {	1824	sub find_by_path($) {
1489	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1490		1828
1491	my ($match, $specificity);	1829	my ($match, $specificity);
1492		1830
1493	for my $region (list) {	1831	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1522		1860
1523	sub generate_random_map {	1861	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1525	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1867	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp,
		1869	$rmp->{wall_name}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1870	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1871	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1872	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1873	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1874	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1875	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1876	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1877	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1878	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}	1879	(cf::region::find $rmp->{region})
1538	)	1880	)
1539	}	1881	}
1540		1882
1541	=item cf::map->register ($regex, $prio)	1883	=item cf::map->register ($regex, $prio)
1542		1884
…		…
1548		1890
1549	sub register {	1891	sub register {
1550	my (undef, $regex, $prio) = @_;	1892	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1893	my $pkg = caller;
1552		1894
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1895	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1896
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1897	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1898	}
1558		1899
1559	# also paths starting with '/'	1900	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1901	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1902
1562	sub thawer_merge {	1903	sub thawer_merge {
1563	my ($self, $merge) = @_;	1904	my ($self, $merge) = @_;
1564		1905
1565	# we have to keep some variables in memory intact	1906	# we have to keep some variables in memory intact
…		…
1570	}	1911	}
1571		1912
1572	sub normalise {	1913	sub normalise {
1573	my ($path, $base) = @_;	1914	my ($path, $base) = @_;
1574		1915
1575	$path = "$path"; # make sure its a string	1916	$path = "$path"; # make sure it's a string
1576		1917
1577	$path =~ s/\.map$//;	1918	$path =~ s/\.map$//;
1578		1919
1579	# map plan:	1920	# map plan:
1580	#	1921	#
…		…
1595	$base =~ s{[^/]+/?$}{};	1936	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	1937	$path = "$base/$path";
1597	}	1938	}
1598		1939
1599	for ($path) {	1940	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	1941	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	1942	redo if s{/[^/]+/\.\./}{/};
1603	}	1943	}
1604		1944
1605	$path	1945	$path
…		…
1619	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1620	return $self;	1960	return $self;
1621	}	1961	}
1622	}	1962	}
1623		1963
1624	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	1965	()
1626	}	1966	}
1627		1967
1628	sub init {	1968	sub init {
1629	my ($self) = @_;	1969	my ($self) = @_;
…		…
1651		1991
1652	# the temporary/swap location	1992	# the temporary/swap location
1653	sub save_path {	1993	sub save_path {
1654	my ($self) = @_;	1994	my ($self) = @_;
1655		1995
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1658	}	1998	}
1659		1999
1660	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1661	sub uniq_path {	2001	sub uniq_path {
1662	my ($self) = @_;	2002	my ($self) = @_;
1663		2003
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2006	}
1676		2007
1677	sub decay_objects {	2008	sub decay_objects {
1678	my ($self) = @_;	2009	my ($self) = @_;
1679		2010
…		…
1692		2023
1693	sub load_header_from($) {	2024	sub load_header_from($) {
1694	my ($self, $path) = @_;	2025	my ($self, $path) = @_;
1695		2026
1696	utf8::encode $path;	2027	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2028	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2029	or return;
		2030
		2031	$self->_load_header ($f)
		2032	or return;
		2033
		2034	local $MAP_LOADING{$self->{path}} = $self;
		2035	$f->resolve_delayed_derefs;
1702		2036
1703	$self->{load_path} = $path;	2037	$self->{load_path} = $path;
1704		2038
1705	1	2039	1
1706	}	2040	}
…		…
1758		2092
1759	sub find;	2093	sub find;
1760	sub find {	2094	sub find {
1761	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1762		2096
		2097	cf::cede_to_tick;
		2098
1763	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1764		2100
		2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2103
1767	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1770	or return;	2106	or return;
1771		2107
1772	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1773		2109
…		…
1775	or return;	2111	or return;
1776		2112
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
		2117	undef $guard1;
1780	$map->reset;	2118	$map->reset;
1781	undef $guard;
1782	return find $path;	2119	return find $path;
1783	}	2120	}
1784		2121
1785	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1786	}	2123	}
1787	}	2124	}
1788		2125
1789	sub pre_load { }	2126	sub pre_load { }
1790	sub post_load { }	2127	#sub post_load { } # XS
1791		2128
1792	sub load {	2129	sub load {
1793	my ($self) = @_;	2130	my ($self) = @_;
1794		2131
1795	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
1796		2133
1797	my $path = $self->{path};	2134	my $path = $self->{path};
1798		2135
1799	{	2136	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2137	my $guard = cf::lock_acquire "map_data:$path";
1801		2138
		2139	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2140	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2141
1804	$self->in_memory (cf::MAP_LOADING);	2142	$self->in_memory (cf::MAP_LOADING);
1805		2143
1806	$self->alloc;	2144	$self->alloc;
1807		2145
1808	$self->pre_load;	2146	$self->pre_load;
1809	Coro::cede;	2147	cf::cede_to_tick;
1810		2148
		2149	my $f = new_from_file cf::object::thawer $self->{load_path};
		2150	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2151	$self->_load_objects ($f)
1812	or return;	2152	or return;
1813		2153
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1815	if delete $self->{load_original};	2155	if delete $self->{load_original};
1816		2156
1817	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2158	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2159	unless (aio_stat $uniq) {
		2160	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2161	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2162	$self->_load_objects ($f);
		2163	$f->resolve_delayed_derefs;
		2164	}
1822	}	2165	}
1823	}	2166	}
1824		2167
1825	Coro::cede;	2168	$f->resolve_delayed_derefs;
		2169
		2170	cf::cede_to_tick;
1826	# now do the right thing for maps	2171	# now do the right thing for maps
1827	$self->link_multipart_objects;	2172	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2173	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2174	unless $self->difficulty;
1830	Coro::cede;	2175	cf::cede_to_tick;
1831		2176
1832	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2178	$self->decay_objects;
1834	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1835	$self->update_buttons;	2180	$self->update_buttons;
1836	Coro::cede;	2181	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2182	$self->activate;
1840	}	2183	}
1841		2184
		2185	$self->{last_save} = $cf::RUNTIME;
		2186	$self->last_access ($cf::RUNTIME);
		2187
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2189	}
1844		2190
1845	$self->post_load;	2191	$self->post_load;
1846	}
1847		2192
		2193	1
		2194	}
		2195
		2196	# customize the map for a given player, i.e.
		2197	# return the _real_ map. used by e.g. per-player
		2198	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2199	sub customise_for {
1849	my ($self, $ob) = @_;	2200	my ($self, $ob) = @_;
1850		2201
1851	return find "~" . $ob->name . "/" . $self->{path}	2202	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2203	if $self->per_player;
…		…
1856		2207
1857	$self	2208	$self
1858	}	2209	}
1859		2210
1860	# find and load all maps in the 3x3 area around a map	2211	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2212	sub load_neighbours {
1862	my ($map) = @_;	2213	my ($map) = @_;
1863		2214
1864	my @diag; # diagonal neighbours	2215	my @neigh; # diagonal neighbours
1865		2216
1866	for (0 .. 3) {	2217	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2218	my $neigh = $map->tile_path ($_)
1868	or next;	2219	or next;
1869	$neigh = find $neigh, $map	2220	$neigh = find $neigh, $map
1870	or next;	2221	or next;
1871	$neigh->load;	2222	$neigh->load;
1872		2223
		2224	# now find the diagonal neighbours
		2225	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2226	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2227	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2228	}
1876		2229
1877	for (@diag) {	2230	for (grep defined $_->[0], @neigh) {
		2231	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2232	my $neigh = find $path, $origin
1879	or next;	2233	or next;
1880	$neigh->load;	2234	$neigh->load;
1881	}	2235	}
1882	}	2236	}
1883		2237
1884	sub find_sync {	2238	sub find_sync {
1885	my ($path, $origin) = @_;	2239	my ($path, $origin) = @_;
1886		2240
1887	cf::sync_job { find $path, $origin }	2241	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2242	if $Coro::current == $Coro::main;
		2243
		2244	find $path, $origin
1888	}	2245	}
1889		2246
1890	sub do_load_sync {	2247	sub do_load_sync {
1891	my ($map) = @_;	2248	my ($map) = @_;
1892		2249
1893	cf::sync_job { $map->load };	2250	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2251	if $Coro::current == $Coro::main;
		2252
		2253	$map->load;
1894	}	2254	}
1895		2255
1896	our %MAP_PREFETCH;	2256	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2257	our $MAP_PREFETCHER = undef;
1898		2258
1899	sub find_async {	2259	sub find_async {
1900	my ($path, $origin) = @_;	2260	my ($path, $origin, $load) = @_;
1901		2261
1902	$path = normalise $path, $origin && $origin->{path};	2262	$path = normalise $path, $origin && $origin->{path};
1903		2263
1904	if (my $map = $cf::MAP{$path}) {	2264	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2265	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2266	}
1907		2267
1908	undef $MAP_PREFETCH{$path};	2268	$MAP_PREFETCH{$path} |= $load;
		2269
1909	$MAP_PREFETCHER ||= cf::async {	2270	$MAP_PREFETCHER ||= cf::async {
		2271	$Coro::current->{desc} = "map prefetcher";
		2272
1910	while (%MAP_PREFETCH) {	2273	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2274	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	if (my $map = find $path) {	2275	if (my $map = find $k) {
1913	$map->load;	2276	$map->load if $v;
1914	}	2277	}
1915		2278
1916	delete $MAP_PREFETCH{$path};	2279	delete $MAP_PREFETCH{$k};
1917	}	2280	}
1918	}	2281	}
1919	undef $MAP_PREFETCHER;	2282	undef $MAP_PREFETCHER;
1920	};	2283	};
1921	$MAP_PREFETCHER->prio (6);	2284	$MAP_PREFETCHER->prio (6);
1922		2285
1923	()	2286	()
1924	}	2287	}
1925		2288
		2289	# common code, used by both ->save and ->swapout
1926	sub save {	2290	sub _save {
1927	my ($self) = @_;	2291	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2292
1931	$self->{last_save} = $cf::RUNTIME;	2293	$self->{last_save} = $cf::RUNTIME;
1932		2294
1933	return unless $self->dirty;	2295	return unless $self->dirty;
1934		2296
…		…
1940	return if $self->{deny_save};	2302	return if $self->{deny_save};
1941		2303
1942	local $self->{last_access} = $self->last_access;#d#	2304	local $self->{last_access} = $self->last_access;#d#
1943		2305
1944	cf::async {	2306	cf::async {
		2307	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2308	$_->contr->save for $self->players;
1946	};	2309	};
		2310
		2311	cf::get_slot 0.02;
1947		2312
1948	if ($uniq) {	2313	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2315	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2316	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2317	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2318	}
1954	}	2319	}
1955		2320
		2321	sub save {
		2322	my ($self) = @_;
		2323
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
		2326	$self->_save;
		2327	}
		2328
1956	sub swap_out {	2329	sub swap_out {
1957	my ($self) = @_;	2330	my ($self) = @_;
1958		2331
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2332	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2333
		2334	return if $self->in_memory != cf::MAP_ACTIVE;
		2335	return if $self->{deny_save};
1964	return if $self->players;	2336	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2337
		2338	# first deactivate the map and "unlink" it from the core
		2339	$self->deactivate;
		2340	$_->clear_links_to ($self) for values %cf::MAP;
		2341	$self->in_memory (cf::MAP_SWAPPED);
		2342
		2343	# then atomically save
		2344	$self->_save;
		2345
		2346	# then free the map
1968	$self->clear;	2347	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2348	}
1971		2349
1972	sub reset_at {	2350	sub reset_at {
1973	my ($self) = @_;	2351	my ($self) = @_;
1974		2352
…		…
1992		2370
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2371	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2372
1995	return if $self->players;	2373	return if $self->players;
1996		2374
1997	warn "resetting map ", $self->path;	2375	cf::trace "resetting map ", $self->path, "\n";
1998		2376
1999	$self->in_memory (cf::MAP_SWAPPED);	2377	$self->in_memory (cf::MAP_SWAPPED);
2000		2378
2001	# need to save uniques path	2379	# need to save uniques path
2002	unless ($self->{deny_save}) {	2380	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2384	if $uniq;
2007	}	2385	}
2008		2386
2009	delete $cf::MAP{$self->path};	2387	delete $cf::MAP{$self->path};
2010		2388
		2389	$self->deactivate;
		2390	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2391	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2392
2015	$self->unlink_save;	2393	$self->unlink_save;
2016	$self->destroy;	2394	$self->destroy;
2017	}	2395	}
2018		2396
2019	my $nuke_counter = "aaaa";	2397	my $nuke_counter = "aaaa";
2020		2398
2021	sub nuke {	2399	sub nuke {
2022	my ($self) = @_;	2400	my ($self) = @_;
2023		2401
		2402	{
		2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2404
2024	delete $cf::MAP{$self->path};	2405	delete $cf::MAP{$self->path};
2025		2406
2026	$self->unlink_save;	2407	$self->unlink_save;
2027		2408
2028	bless $self, "cf::map";	2409	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2410	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2411	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2412	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2413	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2414
2034	$cf::MAP{$self->path} = $self;	2415	$cf::MAP{$self->path} = $self;
		2416	}
2035		2417
2036	$self->reset; # polite request, might not happen	2418	$self->reset; # polite request, might not happen
2037	}	2419	}
2038		2420
2039	=item $maps = cf::map::tmp_maps	2421	=item $maps = cf::map::tmp_maps
…		…
2081		2463
2082	sub unique_maps() {	2464	sub unique_maps() {
2083	[	2465	[
2084	map {	2466	map {
2085	utf8::decode $_;	2467	utf8::decode $_;
2086	/\.map$/	2468	s/\.map$//; # TODO future compatibility hack
		2469	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2470	? ()
2087	? normalise $_	2471	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2472	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2473	]
2091	}	2474	}
2092		2475
2093	package cf;	2476	=item cf::map::static_maps
		2477
		2478	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2479	file in the shared directory excluding F</styles> and F</editor>). May
		2480	block.
		2481
		2482	=cut
		2483
		2484	sub static_maps() {
		2485	my @dirs = "";
		2486	my @maps;
		2487
		2488	while (@dirs) {
		2489	my $dir = shift @dirs;
		2490
		2491	next if $dir eq "/styles" || $dir eq "/editor";
		2492
		2493	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2494	or return;
		2495
		2496	for (@$files) {
		2497	s/\.map$// or next;
		2498	utf8::decode $_;
		2499	push @maps, "$dir/$_";
		2500	}
		2501
		2502	push @dirs, map "$dir/$_", @$dirs;
		2503	}
		2504
		2505	\@maps
		2506	}
2094		2507
2095	=back	2508	=back
2096		2509
2097	=head3 cf::object	2510	=head3 cf::object
2098		2511
…		…
2102		2515
2103	=over 4	2516	=over 4
2104		2517
2105	=item $ob->inv_recursive	2518	=item $ob->inv_recursive
2106		2519
2107	Returns the inventory of the object _and_ their inventories, recursively.	2520	Returns the inventory of the object I<and> their inventories, recursively,
		2521	but I<not> the object itself.
2108		2522
2109	=cut	2523	=cut
2110		2524
2111	sub inv_recursive_;	2525	sub inv_recursive_;
2112	sub inv_recursive_ {	2526	sub inv_recursive_ {
…		…
2115		2529
2116	sub inv_recursive {	2530	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2531	inv_recursive_ inv $_[0]
2118	}	2532	}
2119		2533
		2534	=item $ref = $ob->ref
		2535
		2536	Creates and returns a persistent reference to an object that can be stored as a string.
		2537
		2538	=item $ob = cf::object::deref ($refstring)
		2539
		2540	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2541	even if the object actually exists. May block.
		2542
		2543	=cut
		2544
		2545	sub deref {
		2546	my ($ref) = @_;
		2547
		2548	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2549	my ($uuid, $name) = ($1, $2);
		2550	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2551	or return;
		2552	$pl->ob->uuid eq $uuid
		2553	or return;
		2554
		2555	$pl->ob
		2556	} else {
		2557	warn "$ref: cannot resolve object reference\n";
		2558	undef
		2559	}
		2560	}
		2561
2120	package cf;	2562	package cf;
2121		2563
2122	=back	2564	=back
2123		2565
2124	=head3 cf::object::player	2566	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2572	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2573	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2574	dialogue with the given NPC character.
2133		2575
2134	=cut	2576	=cut
		2577
		2578	our $SAY_CHANNEL = {
		2579	id => "say",
		2580	title => "Map",
		2581	reply => "say ",
		2582	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2583	};
		2584
		2585	our $CHAT_CHANNEL = {
		2586	id => "chat",
		2587	title => "Chat",
		2588	reply => "chat ",
		2589	tooltip => "Player chat and shouts, global to the server.",
		2590	};
2135		2591
2136	# rough implementation of a future "reply" method that works	2592	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2593	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2594	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2595	sub cf::object::player::reply($$$;$) {
…		…
2146		2602
2147	} else {	2603	} else {
2148	my $pl = $self->contr;	2604	my $pl = $self->contr;
2149		2605
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2606	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2607	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2608	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2609
2159	} else {	2610	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2611	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2612	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2613	}
2163	}	2614	}
		2615	}
		2616
		2617	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2618
		2619	=cut
		2620
		2621	sub cf::object::send_msg {
		2622	my $pl = shift->contr
		2623	or return;
		2624	$pl->send_msg (@_);
2164	}	2625	}
2165		2626
2166	=item $player_object->may ("access")	2627	=item $player_object->may ("access")
2167		2628
2168	Returns wether the given player is authorized to access resource "access"	2629	Returns wether the given player is authorized to access resource "access"
…		…
2181		2642
2182	=item $player_object->enter_link	2643	=item $player_object->enter_link
2183		2644
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2645	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2646
2186	The player should be reasonably safe there for short amounts of time. You	2647	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2648	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2649	though, as the player cannot control the character while it is on the link
		2650	map.
2188		2651
2189	Will never block.	2652	Will never block.
2190		2653
2191	=item $player_object->leave_link ($map, $x, $y)	2654	=item $player_object->leave_link ($map, $x, $y)
2192		2655
…		…
2212	sub cf::object::player::enter_link {	2675	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2676	my ($self) = @_;
2214		2677
2215	$self->deactivate_recursive;	2678	$self->deactivate_recursive;
2216		2679
		2680	++$self->{_link_recursion};
		2681
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2682	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2683
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2684	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2685	if $self->map && $self->map->{path} ne "{link}";
2221		2686
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2687	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2688	}
2224		2689
2225	sub cf::object::player::leave_link {	2690	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2691	my ($self, $map, $x, $y) = @_;
2227		2692
…		…
2244	($x, $y) = (-1, -1)	2709	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2710	unless (defined $x) && (defined $y);
2246		2711
2247	# use -1 or undef as default coordinates, not 0, 0	2712	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2713	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2714	if $x <= 0 && $y <= 0;
2250		2715
2251	$map->load;	2716	$map->load;
2252	$map->load_diag;	2717	$map->load_neighbours;
2253		2718
2254	return unless $self->contr->active;	2719	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2720
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2721	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2722	if ($self->enter_map ($map, $x, $y)) {
2259	}	2723	# entering was successful
		2724	delete $self->{_link_recursion};
		2725	# only activate afterwards, to support waiting in hooks
		2726	$self->activate_recursive;
		2727	}
2260		2728
		2729	}
		2730
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2731	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2732
2263	Moves the player to the given map-path and coordinates by first freezing	2733	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2734	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2735	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2736	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2737	be called at the end of this process.
2268		2738
		2739	Note that $check will be called with a potentially non-loaded map, so if
		2740	it needs a loaded map it has to call C<< ->load >>.
		2741
2269	=cut	2742	=cut
2270		2743
2271	our $GOTOGEN;	2744	our $GOTOGEN;
2272		2745
2273	sub cf::object::player::goto {	2746	sub cf::object::player::goto {
2274	my ($self, $path, $x, $y, $check, $done) = @_;	2747	my ($self, $path, $x, $y, $check, $done) = @_;
2275		2748
		2749	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2750	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2751	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2752	($path, $x, $y) = @$EMERGENCY_POSITION;
		2753	}
		2754
2276	# do generation counting so two concurrent goto's will be executed in-order	2755	# do generation counting so two concurrent goto's will be executed in-order
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2756	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2757
2279	$self->enter_link;	2758	$self->enter_link;
2280		2759
2281	(async {	2760	(async {
		2761	$Coro::current->{desc} = "player::goto $path $x $y";
		2762
		2763	# *tag paths override both path and x|y
		2764	if ($path =~ /^\*(.*)$/) {
		2765	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2766	my $ob = $obs[rand @obs];
		2767
		2768	# see if we actually can go there
		2769	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2770	$ob = $obs[rand @obs];
		2771	} else {
		2772	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2773	}
		2774	# else put us there anyways for now #d#
		2775
		2776	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2777	} else {
		2778	($path, $x, $y) = (undef, undef, undef);
		2779	}
		2780	}
		2781
2282	my $map = eval {	2782	my $map = eval {
2283	my $map = cf::map::find $path;	2783	my $map = defined $path ? cf::map::find $path : undef;
2284		2784
2285	if ($map) {	2785	if ($map) {
2286	$map = $map->customise_for ($self);	2786	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2787	$map = $check->($map, $x, $y, $self) if $check && $map;
2288	} else {	2788	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2789	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2790	}
2291		2791
2292	$map	2792	$map
2293	};	2793	};
2294		2794
…		…
2300	if ($gen == $self->{_goto_generation}) {	2800	if ($gen == $self->{_goto_generation}) {
2301	delete $self->{_goto_generation};	2801	delete $self->{_goto_generation};
2302	$self->leave_link ($map, $x, $y);	2802	$self->leave_link ($map, $x, $y);
2303	}	2803	}
2304		2804
2305	$done->() if $done;	2805	$done->($self) if $done;
2306	})->prio (1);	2806	})->prio (1);
2307	}	2807	}
2308		2808
2309	=item $player_object->enter_exit ($exit_object)	2809	=item $player_object->enter_exit ($exit_object)
2310		2810
…		…
2330	}	2830	}
2331		2831
2332	sub prepare_random_map {	2832	sub prepare_random_map {
2333	my ($exit) = @_;	2833	my ($exit) = @_;
2334		2834
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2835	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2836	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2837	# that depends on the exit object
2340		2838
2341	my $rmp = parse_random_map_params $exit->msg;	2839	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2841	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2842	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2843	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2844	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2845	$rmp->{origin_y} = $exit->y;
		2846
		2847	$exit->map->touch;
2348	}	2848	}
2349		2849
2350	$rmp->{random_seed} ||= $exit->random_seed;	2850	$rmp->{random_seed} ||= $exit->random_seed;
2351		2851
2352	my $data = cf::to_json $rmp;	2852	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2853	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2854	my $meta = "$RANDOMDIR/$md5.meta";
2355		2855
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2857	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2858	undef $fh;
2359	aio_rename "$meta~", $meta;	2859	aio_rename "$meta~", $meta;
2360		2860
		2861	my $slaying = "?random/$md5";
		2862
		2863	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2864	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2865	$exit->msg (undef);
		2866	}
2363	}	2867	}
2364	}	2868	}
2365		2869
2366	sub cf::object::player::enter_exit {	2870	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2871	my ($self, $exit) = @_;
2368		2872
2369	return unless $self->type == cf::PLAYER;	2873	return unless $self->type == cf::PLAYER;
2370		2874
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2875	$self->enter_link;
2383		2876
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2877	(async {
2389	$self->deactivate_recursive; # just to be sure	2878	$Coro::current->{desc} = "enter_exit";
		2879
2390	unless (eval {	2880	unless (eval {
		2881	$self->deactivate_recursive; # just to be sure
		2882
		2883	# random map handling
		2884	{
		2885	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2886
		2887	prepare_random_map $exit
		2888	if $exit->slaying eq "/!";
		2889	}
		2890
		2891	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2892	my $x = $exit->stats->hp;
		2893	my $y = $exit->stats->sp;
		2894
2391	$self->goto ($slaying, $hp, $sp);	2895	$self->goto ($map, $x, $y);
2392		2896
		2897	# if exit is damned, update players death & WoR home-position
		2898	$self->contr->savebed ($map, $x, $y)
		2899	if $exit->flag (cf::FLAG_DAMNED);
		2900
2393	1;	2901	1
2394	}) {	2902	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2903	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	2904	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	2905	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2906	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2907
2400	warn "ERROR in enter_exit: $@";	2908	error "ERROR in enter_exit: $@";
2401	$self->leave_link;	2909	$self->leave_link;
2402	}	2910	}
2403	})->prio (1);	2911	})->prio (1);
2404	}	2912	}
2405		2913
…		…
2419		2927
2420	utf8::encode $text;	2928	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2929	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2930	}
2423		2931
		2932	=item $client->send_big_packet ($pkt)
		2933
		2934	Like C<send_packet>, but tries to compress large packets, and fragments
		2935	them as required.
		2936
		2937	=cut
		2938
		2939	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2940
		2941	sub cf::client::send_big_packet {
		2942	my ($self, $pkt) = @_;
		2943
		2944	# try lzf for large packets
		2945	$pkt = "lzf " . Compress::LZF::compress $pkt
		2946	if 1024 <= length $pkt and $self->{can_lzf};
		2947
		2948	# split very large packets
		2949	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2950	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2951	$pkt = "frag";
		2952	}
		2953
		2954	$self->send_packet ($pkt);
		2955	}
		2956
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2957	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2958
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2959	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2960	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2961	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2962	the message unless the client supports the msg packet.
2430		2963
2431	=cut	2964	=cut
2432		2965
		2966	# non-persistent channels (usually the info channel)
		2967	our %CHANNEL = (
		2968	"c/motd" => {
		2969	id => "infobox",
		2970	title => "MOTD",
		2971	reply => undef,
		2972	tooltip => "The message of the day",
		2973	},
		2974	"c/identify" => {
		2975	id => "infobox",
		2976	title => "Identify",
		2977	reply => undef,
		2978	tooltip => "Items recently identified",
		2979	},
		2980	"c/examine" => {
		2981	id => "infobox",
		2982	title => "Examine",
		2983	reply => undef,
		2984	tooltip => "Signs and other items you examined",
		2985	},
		2986	"c/shopinfo" => {
		2987	id => "infobox",
		2988	title => "Shop Info",
		2989	reply => undef,
		2990	tooltip => "What your bargaining skill tells you about the shop",
		2991	},
		2992	"c/book" => {
		2993	id => "infobox",
		2994	title => "Book",
		2995	reply => undef,
		2996	tooltip => "The contents of a note or book",
		2997	},
		2998	"c/lookat" => {
		2999	id => "infobox",
		3000	title => "Look",
		3001	reply => undef,
		3002	tooltip => "What you saw there",
		3003	},
		3004	"c/who" => {
		3005	id => "infobox",
		3006	title => "Players",
		3007	reply => undef,
		3008	tooltip => "Shows players who are currently online",
		3009	},
		3010	"c/body" => {
		3011	id => "infobox",
		3012	title => "Body Parts",
		3013	reply => undef,
		3014	tooltip => "Shows which body parts you posess and are available",
		3015	},
		3016	"c/statistics" => {
		3017	id => "infobox",
		3018	title => "Statistics",
		3019	reply => undef,
		3020	tooltip => "Shows your primary statistics",
		3021	},
		3022	"c/skills" => {
		3023	id => "infobox",
		3024	title => "Skills",
		3025	reply => undef,
		3026	tooltip => "Shows your experience per skill and item power",
		3027	},
		3028	"c/shopitems" => {
		3029	id => "infobox",
		3030	title => "Shop Items",
		3031	reply => undef,
		3032	tooltip => "Shows the items currently for sale in this shop",
		3033	},
		3034	"c/resistances" => {
		3035	id => "infobox",
		3036	title => "Resistances",
		3037	reply => undef,
		3038	tooltip => "Shows your resistances",
		3039	},
		3040	"c/pets" => {
		3041	id => "infobox",
		3042	title => "Pets",
		3043	reply => undef,
		3044	tooltip => "Shows information abotu your pets/a specific pet",
		3045	},
		3046	"c/perceiveself" => {
		3047	id => "infobox",
		3048	title => "Perceive Self",
		3049	reply => undef,
		3050	tooltip => "You gained detailed knowledge about yourself",
		3051	},
		3052	"c/uptime" => {
		3053	id => "infobox",
		3054	title => "Uptime",
		3055	reply => undef,
		3056	tooltip => "How long the server has been running since last restart",
		3057	},
		3058	"c/mapinfo" => {
		3059	id => "infobox",
		3060	title => "Map Info",
		3061	reply => undef,
		3062	tooltip => "Information related to the maps",
		3063	},
		3064	"c/party" => {
		3065	id => "party",
		3066	title => "Party",
		3067	reply => "gsay ",
		3068	tooltip => "Messages and chat related to your party",
		3069	},
		3070	"c/death" => {
		3071	id => "death",
		3072	title => "Death",
		3073	reply => undef,
		3074	tooltip => "Reason for and more info about your most recent death",
		3075	},
		3076	"c/say" => $SAY_CHANNEL,
		3077	"c/chat" => $CHAT_CHANNEL,
		3078	);
		3079
2433	sub cf::client::send_msg {	3080	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	3081	my ($self, $channel, $msg, $color, @extra) = @_;
2435		3082
2436	$msg = $self->pl->expand_cfpod ($msg);	3083	$msg = $self->pl->expand_cfpod ($msg)
		3084	unless $color & cf::NDI_VERBATIM;
		3085
		3086	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3087
		3088	# check predefined channels, for the benefit of C
		3089	if ($CHANNEL{$channel}) {
		3090	$channel = $CHANNEL{$channel};
		3091
		3092	$self->ext_msg (channel_info => $channel);
		3093	$channel = $channel->{id};
		3094
		3095	} elsif (ref $channel) {
		3096	# send meta info to client, if not yet sent
		3097	unless (exists $self->{channel}{$channel->{id}}) {
		3098	$self->{channel}{$channel->{id}} = $channel;
		3099	$self->ext_msg (channel_info => $channel);
		3100	}
		3101
		3102	$channel = $channel->{id};
		3103	}
2437		3104
2438	return unless @extra || length $msg;	3105	return unless @extra || length $msg;
2439		3106
2440	if ($self->can_msg) {	3107	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3108	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	3109	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		3110
2453	if ($color >= 0) {	3111	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	3112	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	3113	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	3114	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		3115
		3116	$self->send_big_packet ($pkt);
		3117	}
		3118
2464	=item $client->ext_event ($type, %msg)	3119	=item $client->ext_msg ($type, @msg)
2465		3120
2466	Sends an ext event to the client.	3121	Sends an ext event to the client.
2467		3122
2468	=cut	3123	=cut
2469		3124
2470	sub cf::client::ext_event($$%) {	3125	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	3126	my ($self, $type, @msg) = @_;
2472		3127
2473	return unless $self->extcmd;	3128	if ($self->extcmd == 2) {
2474		3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3130	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	3131	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3133	}
		3134	}
		3135
		3136	=item $client->ext_reply ($msgid, @msg)
		3137
		3138	Sends an ext reply to the client.
		3139
		3140	=cut
		3141
		3142	sub cf::client::ext_reply($$@) {
		3143	my ($self, $id, @msg) = @_;
		3144
		3145	if ($self->extcmd == 2) {
		3146	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3147	} elsif ($self->extcmd == 1) {
		3148	#TODO: version 1, remove
		3149	unshift @msg, msgtype => "reply", msgid => $id;
		3150	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3151	}
2477	}	3152	}
2478		3153
2479	=item $success = $client->query ($flags, "text", \&cb)	3154	=item $success = $client->query ($flags, "text", \&cb)
2480		3155
2481	Queues a query to the client, calling the given callback with	3156	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3211	my ($ns, $buf) = @_;
2537		3212
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3213	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3214
2540	if (ref $msg) {	3215	if (ref $msg) {
		3216	my ($type, $reply, @payload) =
		3217	"ARRAY" eq ref $msg
		3218	? @$msg
		3219	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3220
		3221	my @reply;
		3222
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3223	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3224	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3225	}
		3226
		3227	$ns->ext_reply ($reply, @reply)
		3228	if $reply;
		3229
2547	} else {	3230	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3231	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3232	}
2550		3233
2551	cf::override;	3234	cf::override;
2552	},	3235	},
2553	);	3236	);
…		…
2573		3256
2574	$coro	3257	$coro
2575	}	3258	}
2576		3259
2577	cf::client->attach (	3260	cf::client->attach (
2578	on_destroy => sub {	3261	on_client_destroy => sub {
2579	my ($ns) = @_;	3262	my ($ns) = @_;
2580		3263
2581	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3264	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2582	},	3265	},
2583	);	3266	);
…		…
2598	our $safe = new Safe "safe";	3281	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3282	our $safe_hole = new Safe::Hole;
2600		3283
2601	$SIG{FPE} = 'IGNORE';	3284	$SIG{FPE} = 'IGNORE';
2602		3285
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3286	$safe->permit_only (Opcode::opset qw(
		3287	:base_core :base_mem :base_orig :base_math :base_loop
		3288	grepstart grepwhile mapstart mapwhile
		3289	sort time
		3290	));
2604		3291
2605	# here we export the classes and methods available to script code	3292	# here we export the classes and methods available to script code
2606		3293
2607	=pod	3294	=pod
2608		3295
2609	The following functions and methods are available within a safe environment:	3296	The following functions and methods are available within a safe environment:
2610		3297
2611	cf::object	3298	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3299	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3300	insert remove name archname title slaying race decrease split
		3301	value
2614		3302
2615	cf::object::player	3303	cf::object::player
2616	player	3304	player
2617		3305
2618	cf::player	3306	cf::player
…		…
2623		3311
2624	=cut	3312	=cut
2625		3313
2626	for (	3314	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3315	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3316	insert remove inv nrof name archname title slaying race
		3317	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3318	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3319	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3320	["cf::map" => qw(trigger)],
2632	) {	3321	) {
2633	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3322	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3323	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2636	for @funs;	3324	for @funs;
2637	}	3325	}
2638		3326
…		…
2653		3341
2654	my $qcode = $code;	3342	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3343	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3344	$qcode =~ s/\n/\\n/g;
2657		3345
		3346	%vars = (_dummy => 0) unless %vars;
		3347
		3348	my @res;
2658	local $_;	3349	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;
2660		3350
2661	my $eval =	3351	my $eval =
2662	"do {\n"	3352	"do {\n"
2663	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3353	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2664	. "#line 0 \"{$qcode}\"\n"	3354	. "#line 0 \"{$qcode}\"\n"
2665	. $code	3355	. $code
2666	. "\n}"	3356	. "\n}"
2667	;	3357	;
2668		3358
		3359	if ($CFG{safe_eval}) {
2669	sub_generation_inc;	3360	sub_generation_inc;
		3361	local @safe::cf::_safe_eval_args = values %vars;
2670	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3362	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2671	sub_generation_inc;	3363	sub_generation_inc;
		3364	} else {
		3365	local @cf::_safe_eval_args = values %vars;
		3366	@res = wantarray ? eval eval : scalar eval $eval;
		3367	}
2672		3368
2673	if ($@) {	3369	if ($@) {
2674	warn "$@";	3370	warn "$@",
2675	warn "while executing safe code '$code'\n";	3371	"while executing safe code '$code'\n",
2676	warn "with arguments " . (join " ", %vars) . "\n";	3372	"with arguments " . (join " ", %vars) . "\n";
2677	}	3373	}
2678		3374
2679	wantarray ? @res : $res[0]	3375	wantarray ? @res : $res[0]
2680	}	3376	}
2681		3377
…		…
2695	=cut	3391	=cut
2696		3392
2697	sub register_script_function {	3393	sub register_script_function {
2698	my ($fun, $cb) = @_;	3394	my ($fun, $cb) = @_;
2699		3395
2700	no strict 'refs';	3396	$fun = "safe::$fun" if $CFG{safe_eval};
2701	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3397	*$fun = $safe_hole->wrap ($cb);
2702	}	3398	}
2703		3399
2704	=back	3400	=back
2705		3401
2706	=cut	3402	=cut
…		…
2709	# the server's init and main functions	3405	# the server's init and main functions
2710		3406
2711	sub load_facedata($) {	3407	sub load_facedata($) {
2712	my ($path) = @_;	3408	my ($path) = @_;
2713		3409
		3410	# HACK to clear player env face cache, we need some signal framework
		3411	# for this (global event?)
		3412	%ext::player_env::MUSIC_FACE_CACHE = ();
		3413
		3414	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3415
2714	warn "loading facedata from $path\n";	3416	trace "loading facedata from $path\n";
2715		3417
2716	my $facedata;
2717	0 < aio_load $path, $facedata	3418	0 < aio_load $path, my $facedata
2718	or die "$path: $!";	3419	or die "$path: $!";
2719		3420
2720	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
2721		3422
2722	$facedata->{version} == 2	3423	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3425
		3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3428	$facedata->{resource}{"res/exp_table"} = {
		3429	type => FT_RSRC,
		3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
		3432	};
		3433	cf::cede_to_tick;
		3434
2725	{	3435	{
2726	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
2727		3437
2728	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
2730	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2734		3445
2735	cf::cede_to_tick;	3446	cf::cede_to_tick;
2736	}	3447	}
2737		3448
2738	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
2740	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
2741	or next;	3453	or next;
		3454
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3458	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
2747	}	3460	}
2748		3461
2749	cf::cede_to_tick;	3462	cf::cede_to_tick;
2750	}	3463	}
2751	}	3464	}
…		…
2760		3473
2761	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
2762	}	3475	}
2763		3476
2764	{	3477	{
2765	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3479
2770	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3481	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2778		3483
2779	if ($name =~ /\.jpg$/) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3485	cf::face::set_type $idx, $info->{type};
2782	} else {	3486	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3487	$RESOURCE{$name} = $info; # unused
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3488	}
2789		3489
2790	cf::cede_to_tick;	3490	cf::cede_to_tick;
2791	}	3491	}
2792	}	3492	}
2793		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3495
2794	1	3496	1
2795	}	3497	}
2796		3498
		3499	register_exticmd fx_want => sub {
		3500	my ($ns, $want) = @_;
		3501
		3502	while (my ($k, $v) = each %$want) {
		3503	$ns->fx_want ($k, $v);
		3504	}
		3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
		3516
2797	sub reload_regions {	3517	sub reload_regions {
		3518	# HACK to clear player env face cache, we need some signal framework
		3519	# for this (global event?)
		3520	%ext::player_env::MUSIC_FACE_CACHE = ();
		3521
2798	load_resource_file "$MAPDIR/regions"	3522	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3523	or die "unable to load regions file\n";
2800		3524
2801	for (cf::region::list) {	3525	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3526	$_->{match} = qr/$_->{match}/
…		…
2810	}	3534	}
2811		3535
2812	sub reload_archetypes {	3536	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3539	}
2821		3540
2822	sub reload_treasures {	3541	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
2825	}	3544	}
2826		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
2827	sub reload_resources {	3569	sub reload_resources {
2828	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
2829		3571
		3572	reload_exp_table;
		3573	reload_materials;
		3574	reload_facedata;
		3575	reload_sound;
		3576	reload_archetypes;
2830	reload_regions;	3577	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3578	reload_treasures;
2835		3579
2836	warn "finished reloading resource files\n";	3580	trace "finished reloading resource files\n";
2837	}	3581	}
2838		3582
2839	sub init {	3583	sub reload_config {
2840	reload_resources;	3584	trace "reloading config file...\n";
2841	}
2842		3585
2843	sub cfg_load {	3586	0 < aio_load "$CONFDIR/config", my $config
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3587	or die "$CONFDIR/config: $!";
2845	or return;
2846		3588
2847	local $/;	3589	utf8::decode $config;
2848	*CFG = YAML::Syck::Load <$fh>;	3590	*CFG = yaml_load $config;
2849		3591
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3592	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2851		3593
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3594	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3595	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2854		3596
2855	if (exists $CFG{mlockall}) {	3597	if (exists $CFG{mlockall}) {
…		…
2859	};	3601	};
2860	warn $@ if $@;	3602	warn $@ if $@;
2861	}	3603	}
2862	}	3604	}
2863		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
		3632	}
		3633
2864	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
2865	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3647	(async {
2869	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
2871	};	3651	};
2872		3652
2873	cfg_load;	3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	cf::incloader::init ();
		3657
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663
		3664	reload_resources;
		3665	reload_config;
2874	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
2875	load_extensions;	3676	load_extensions;
2876		3677
2877	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
2878	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	cf::_post_init 0;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
2879	}	3696	}
2880		3697
2881	#############################################################################	3698	#############################################################################
2882	# initialisation and cleanup	3699	# initialisation and cleanup
2883		3700
2884	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
2885	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
2894	},
2895	);	3707	};
2896	}	3708	}
2897	}	3709	}
2898		3710
2899	sub write_runtime {	3711	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
2901		3713
2902	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
2904		3716
2905	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3718
2907	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
2908		3720
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2910	or return;	3722	or return;
2911		3723
2912	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
2925		3737
2926	close $fh	3738	close $fh
2927	or return;	3739	or return;
2928		3740
2929	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3742	and return;
2931		3743
2932	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2933		3745
2934	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
2935	}	3797	}
2936		3798
2937	sub emergency_save() {	3799	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
2939		3801
2940	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
2941		3808
2942	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
2943	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3820	$pl->save;
2951	}	3821	}
2952	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
2953		3823
2954	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	3829	$map->valid or next;
2958	$map->save;	3830	$map->save;
2959	}	3831	}
2960	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
2961		3833
2962	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
2965	};	3862	};
2966		3863
2967	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
2968	}	3865	}
2969		3866
2970	sub post_cleanup {	3867	sub post_cleanup {
2971	my ($make_core) = @_;	3868	my ($make_core) = @_;
2972		3869
		3870	IO::AIO::flush;
		3871
2973	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
2975	}	3902	}
2976		3903
2977	sub do_reload_perl() {	3904	sub do_reload_perl() {
2978	# can/must only be called in main	3905	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3906	unless (in_main) {
2980	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
2981	return;	3908	return;
2982	}	3909	}
2983		3910
2984	warn "reloading...";	3911	return if $RELOAD++;
2985		3912
2986	warn "entering sync_job";	3913	my $t1 = AE::time;
2987		3914
		3915	while ($RELOAD) {
		3916	cf::get_slot 0.1, -1, "reload_perl";
		3917	info "perl_reload: reloading...";
		3918
		3919	trace "perl_reload: entering sync_job";
		3920
2988	cf::sync_job {	3921	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark
2990	cf::emergency_save;	3922	#cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark
2992		3923
2993	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;
2995
2996	# if anything goes wrong in here, we should simply crash as we already saved
2997
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";	3924	trace "perl_reload: cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();	3926	%EXT_CORO = ();
3017		3927
3018	warn "removing commands";	3928	trace "perl_reload: removing commands";
3019	%COMMAND = ();	3929	%COMMAND = ();
3020		3930
3021	warn "removing ext/exti commands";	3931	trace "perl_reload: removing ext/exti commands";
3022	%EXTCMD = ();	3932	%EXTCMD = ();
3023	%EXTICMD = ();	3933	%EXTICMD = ();
3024		3934
3025	warn "unloading/nuking all extensions";	3935	trace "perl_reload: unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3028		3938
3029	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3030	eval {	3940	eval {
3031	$cb->($pkg);	3941	$cb->($pkg);
3032	1	3942	1
3033	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3034	}	3948	}
3035		3949
3036	warn "... nuking $pkg";
3037	Symbol::delete_package $pkg;
3038	}
3039
3040	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3041	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		3953
3044	warn "... unloading $k";	3954	trace "... unloading $k";
3045	delete $INC{$k};	3955	delete $INC{$k};
3046		3956
3047	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3049		3959
3050	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3051	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3052	}	3965	}
3053		3966
3054	Symbol::delete_package $k;
3055	}
3056
3057	warn "getting rid of safe::, as good as possible";	3967	trace "perl_reload: getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		3970
3061	warn "unloading cf.pm \"a bit\"";	3971	trace "perl_reload: unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		3974
3065	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3066	# and global variables created in xs	3976	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3068		3978
3069	warn "unload completed, starting to reload now";	3979	info "perl_reload: unload completed, starting to reload now";
3070		3980
3071	warn "reloading cf.pm";	3981	trace "perl_reload: reloading cf.pm";
3072	require cf;	3982	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3074		3984
3075	warn "loading config and database again";	3985	trace "perl_reload: loading config and database again";
3076	cf::cfg_load;	3986	cf::reload_config;
3077		3987
3078	warn "loading extensions";	3988	trace "perl_reload: loading extensions";
3079	cf::load_extensions;	3989	cf::load_extensions;
3080		3990
		3991	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	3992	trace "perl_reload: reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	3994	trace "perl_reload: reattaching attachments to maps";
3084	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	3996	trace "perl_reload: reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3087		3999
3088	warn "leaving sync_job";	4000	cf::_post_init 1;
3089		4001
		4002	trace "perl_reload: leaving sync_job";
		4003
3090	1	4004	1
3091	} or do {	4005	} or do {
3092	warn $@;	4006	error $@;
3093	warn "error while reloading, exiting.";	4007	cf::cleanup "perl_reload: error, exiting.";
3094	exit 1;	4008	};
		4009
		4010	--$RELOAD;
3095	};	4011	}
3096		4012
3097	warn "reloaded";	4013	$t1 = AE::time - $t1;
		4014	info "perl_reload: completed in ${t1}s\n";
3098	};	4015	};
3099		4016
3100	our $RELOAD_WATCHER; # used only during reload	4017	our $RELOAD_WATCHER; # used only during reload
3101		4018
3102	sub reload_perl() {	4019	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	4020	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	4021	# coro crashes during coro_state_free->destroy here.
3105		4022
3106	$RELOAD_WATCHER ||= Event->timer (	4023	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	4024	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	4025
3109	data => WF_AUTOCANCEL,	4026	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	4027	do_reload_perl;
3112	undef $RELOAD_WATCHER;	4028	undef $RELOAD_WATCHER;
3113	},	4029	};
3114	);	4030	};
3115	}	4031	}
3116		4032
3117	register_command "reload" => sub {	4033	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	4034	my ($who, $arg) = @_;
3119		4035
3120	if ($who->flag (FLAG_WIZ)) {	4036	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	4037	$who->message ("reloading server.");
		4038	async {
		4039	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	4040	reload_perl;
		4041	};
3123	}	4042	}
3124	};	4043	};
3125		4044
3126	unshift @INC, $LIBDIR;	4045	#############################################################################
3127		4046
3128	my $bug_warning = 0;	4047	my $bug_warning = 0;
3129		4048
3130	our @WAIT_FOR_TICK;	4049	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	4050	our @WAIT_FOR_TICK_BEGIN;
3132		4051
3133	sub wait_for_tick {	4052	sub wait_for_tick() {
3134	return unless $TICK_WATCHER->is_active;
3135	return if $Coro::current == $Coro::main;	4053	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3136		4054
3137	my $signal = new Coro::Signal;	4055	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	4056	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	4057	$signal->wait;
3140	}	4058	}
3141		4059
3142	sub wait_for_tick_begin {	4060	sub wait_for_tick_begin() {
3143	return unless $TICK_WATCHER->is_active;
3144	return if $Coro::current == $Coro::main;	4061	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3145		4062
3146	my $signal = new Coro::Signal;	4063	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	4064	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	4065	$signal->wait;
3149	}	4066	}
3150		4067
3151	my $min = 1e6;#d#	4068	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	4069	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4070	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	4071	unless ++$bug_warning > 10;
3163	return;	4072	return;
3164	}	4073	}
3165		4074
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	4075	cf::server_tick; # one server iteration
3169		4076
3170	0 && sync_job {#d#	4077	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3171	for(1..10) {
3172	my $t = Event::time;
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3174	or die;
3175		4078
3176	$map->width (50);	4079	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	$map->height (50);	4080	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	$map->alloc;	4081	Coro::async_pool {
3179	$map->_load_objects ("/tmp/x.map", 1);	4082	$Coro::current->{desc} = "runtime saver";
3180	my $t = Event::time - $t;	4083	write_runtime_sync
3181		4084	or error "ERROR: unable to write runtime file: $!";
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	4085	};
		4086	}
3192		4087
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4088	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	4089	$sig->send;
3209	}	4090	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	4091	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	4092	$sig->send;
3212	}	4093	}
3213		4094
3214	$NOW = Event::time;	4095	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4096	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		4097
3225	_post_tick;	4098	if (0) {
3226		4099	if ($NEXT_TICK) {
3227		4100	my $jitter = $TICK_START - $NEXT_TICK;
		4101	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4102	debug "jitter $JITTER\n";#d#
		4103	}
3228	},	4104	}
3229	);	4105	}
3230		4106
3231	{	4107	{
3232	BDB::max_poll_time $TICK * 0.1;	4108	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	4109
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	4110	BDB::min_parallel 16;
3242		4111	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	4112	$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		4113
3258	unless ($DB_ENV) {	4114	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	4115	$DB_ENV = BDB::db_env_create;
		4116	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4117	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4118	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4119	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4120	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		4121
3261	cf::sync_job {	4122	cf::sync_job {
3262	eval {	4123	eval {
3263	BDB::db_env_open	4124	BDB::db_env_open
3264	$DB_ENV,	4125	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4127	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4128	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	4129	0666;
3269		4130
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4131	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	4132	};
3275		4133
3276	cf::cleanup "db_env_open(db): $@" if $@;	4134	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	4135	};
3278	}	4136	}
		4137
		4138	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4139	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4140	};
		4141	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4142	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4143	};
		4144	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4145	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4146	};
3279	}	4147	}
3280		4148
3281	{	4149	{
		4150	# configure IO::AIO
		4151
3282	IO::AIO::min_parallel 8;	4152	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	4153	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	4154	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	4155	}
3295		4156
3296	my $_log_backtrace;	4157	our $_log_backtrace;
		4158	our $_log_backtrace_last;
3297		4159
3298	sub _log_backtrace {	4160	sub _log_backtrace {
3299	my ($msg, @addr) = @_;	4161	my ($msg, @addr) = @_;
3300		4162
3301	$msg =~ s/\n//;	4163	$msg =~ s/\n$//;
3302		4164
		4165	if ($_log_backtrace_last eq $msg) {
		4166	LOG llevInfo, "[ABT] $msg\n";
		4167	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3303	# limit the # of concurrent backtraces	4168	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	4169	} elsif ($_log_backtrace < 2) {
		4170	$_log_backtrace_last = $msg;
3305	++$_log_backtrace;	4171	++$_log_backtrace;
		4172	my $perl_bt = Carp::longmess $msg;
3306	async {	4173	async {
		4174	$Coro::current->{desc} = "abt $msg";
		4175
3307	my @bt = fork_call {	4176	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4177	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4178	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4179	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	4180	or die "addr2line: $!";
…		…
3319	}	4188	}
3320		4189
3321	@funcs	4190	@funcs
3322	};	4191	};
3323		4192
3324	LOG llevInfo, "[ABT] $msg\n";	4193	LOG llevInfo, "[ABT] $perl_bt\n";
		4194	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4195	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4196	--$_log_backtrace;
3327	};	4197	};
3328	} else {	4198	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4199	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4200	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3331	}	4201	}
3332	}	4202	}
3333		4203
3334	# load additional modules	4204	# load additional modules
3335	use cf::pod;	4205	require "cf/$_.pm" for @EXTRA_MODULES;
		4206	cf::_connect_to_perl_2;
3336		4207
3337	END { cf::emergency_save }	4208	END { cf::emergency_save }
3338		4209
3339	1	4210	1
3340		4211

Diff Legend

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