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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.550 by root, Fri May 14 22:56:47 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
		53	use JSON::XS 2.01 ();
25	use BDB ();	54	use BDB ();
26	use Data::Dumper;	55	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	56	use Fcntl;
29	use YAML::Syck ();	57	use YAML::XS ();
30	use IO::AIO 2.32 ();	58	use IO::AIO ();
31	use Time::HiRes;	59	use Time::HiRes;
32	use Compress::LZF;	60	use Compress::LZF;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
33		64
34	# configure various modules to our taste	65	# configure various modules to our taste
35	#	66	#
36	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39		75
40	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
41		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		78
47	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;
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
51		85
52	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	87	our %EXTCMD = ();
54	our %EXTICMD = ();	88	our %EXTICMD = ();
55	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
56	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
57		91
58	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
59	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
60		96
61	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	98	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
71	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;
72		118
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	121	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
83		130
84	our %CFG;	131	our %CFG;
85		132
86	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
88		136
89	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
92		140
93	# 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 ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		143
96	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)
97	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
98	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 $REALLY_UNLOOP; # never set to true, please :)
99		153
100	binmode STDOUT;	154	binmode STDOUT;
101	binmode STDERR;	155	binmode STDERR;
102		156
103	# read virtual server time, if available	157	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
108	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
109		165
110	mkdir $_	166	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
112		168
113	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
114		170
115	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::"} };
116		187
117	#############################################################################	188	#############################################################################
118		189
119	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
120		191
…		…
156		227
157	The raw value load value from the last tick.	228	The raw value load value from the last tick.
158		229
159	=item %cf::CFG	230	=item %cf::CFG
160		231
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	233	from wherever your confdir points to.
163		234
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		236
166	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
167	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
168	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.
169		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
170	=back	258	=back
171		259
172	=cut	260	=cut
173		261
174	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
175	*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 {
176	my $msg = join "", @_;	269	my $msg = join "", @_;
177		270
178	$msg .= "\n"	271	$msg .= "\n"
179	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
180		273
181	$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;
182		275
183	utf8::encode $msg;
184	LOG llevError, $msg;	276	LOG llevWarn, $msg;
185	};	277	};
186	}	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	};
187		292
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	303	for my $pkg (qw(
199	cf::global cf::attachable	304	cf::global cf::attachable
200	cf::object cf::object::player	305	cf::object cf::object::player
201	cf::client cf::player	306	cf::client cf::player
202	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
203	cf::map cf::party cf::region	309	cf::party cf::region
204	)) {	310	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	312	}
208		313
209	$Event::DIED = sub {	314	$EV::DIED = sub {
210	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
211	};	316	};
212		317
213	#############################################################################	318	#############################################################################
214		319
215	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
237	$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;
238	$d	343	$d
239	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
240	}	345	}
241		346
242	use JSON::XS ();
243
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->convert_blessed->utf8;	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 { }, $args	617	=item fork_call { }, @args
407		618
408	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
412		623
413	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
414		629
415	sub fork_call(&@) {	630	sub fork_call(&@) {
416	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
417		632
418	# 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,
419	# or die "socketpair: $!";	634	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	635	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		636
423	if (my $pid = fork) {	637	my @res = Coro::Util::fork_eval {
424	close $fh2;	638	cf::post_fork;
		639	&$cb
		640	} @args;
425		641
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	642	wantarray ? @res : $res[-1]
427	$res = Coro::Storable::thaw $res;	643	}
428		644
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	645	sub objinfo {
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;
436	local $SIG{__WARN__};
437	local $SIG{__DIE__};
438	eval {
439	close $fh1;
440
441	my @res = eval { $cb->(@args) };
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
443	};
444
445	warn $@ if $@;
446	_exit 0;
447	}	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
448	}	681	}
449		682
450	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
451		684
452	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
455		688
456	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
457	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).
458		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
459	=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	}
460		718
461	our $DB;	719	our $DB;
462		720
463	sub db_init {	721	sub db_init {
464	unless ($DB) {	722	$DB ||= db_table "db";
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {
468	eval {
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}
478	}	723	}
479		724
480	sub db_get($$) {	725	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
482		727
483	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
484	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
485		732
486	$! ? ()	733	$! ? ()
487	: $data	734	: $data
488	}
489	}	735	}
490		736
491	sub db_put($$$) {	737	sub db_put($$$) {
492	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
493	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
532	if (1) {	778	if (1) {
533	$md5 =	779	$md5 =
534	join "\x00",	780	join "\x00",
535	$processversion,	781	$processversion,
536	map {	782	map {
537	Coro::cede;	783	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	784	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	785	} 0.. $#$src;
540		786
541		787
542	my $dbmd5 = db_get cache => "$id/md5";	788	my $dbmd5 = db_get cache => "$id/md5";
…		…
549		795
550	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
551	my $data = $process->(\@data);	797	my $data = $process->(\@data);
552	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
553		799
554	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
555		801
556	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
557	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
558	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
559		805
…		…
569		815
570	=cut	816	=cut
571		817
572	sub datalog($@) {	818	sub datalog($@) {
573	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
574	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
575	}	821	}
576		822
577	=back	823	=back
578		824
579	=cut	825	=cut
580		826
581	#############################################################################	827	#############################################################################
582		828
583	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
584		830
585	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
586	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")
587	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
588		834
589	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>
590	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
591	Crossfire TRT).	837	Deliantra).
592		838
593	=over 4	839	=over 4
594		840
595	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
596		842
…		…
640	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
641		887
642	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
643	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
644		890
645	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
646	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.
647		893
648	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
649		895
650	=over 4	896	=over 4
…		…
774		1020
775	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
776	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
777		1023
778	} elsif (ref $type) {	1024	} elsif (ref $type) {
779	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
780		1026
781	} else {	1027	} else {
782	shift @arg;	1028	shift @arg;
783	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
784	}	1030	}
785	}	1031	}
786	}	1032	}
787		1033
788	sub _object_attach {	1034	sub _object_attach {
…		…
798	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
799	}	1045	}
800		1046
801	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
802	} else {	1048	} else {
803	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
804	}	1050	}
805		1051
806	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
807	}	1053	}
808		1054
…		…
848	";	1094	";
849	die if $@;	1095	die if $@;
850	}	1096	}
851		1097
852	our $override;	1098	our $override;
853	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?
854		1100
855	sub override {	1101	sub override {
856	$override = 1;	1102	$override = 1;
857	@invoke_results = ();	1103	@INVOKE_RESULTS = (@_);
858	}	1104	}
859		1105
860	sub do_invoke {	1106	sub do_invoke {
861	my $event = shift;	1107	my $event = shift;
862	my $callbacks = shift;	1108	my $callbacks = shift;
863		1109
864	@invoke_results = ();	1110	@INVOKE_RESULTS = ();
865		1111
866	local $override;	1112	local $override;
867		1113
868	for (@$callbacks) {	1114	for (@$callbacks) {
869	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
870		1116
871	if ($@) {	1117	if ($@) {
872	warn "$@";
873	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
874	override;	1119	override;
875	}	1120	}
876		1121
877	return 1 if $override;	1122	return 1 if $override;
878	}	1123	}
879		1124
880	0	1125	0
881	}	1126	}
882		1127
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1129
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1131
887	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
888		1133
889	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
890	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
891	results (if you must, access C<@cf::invoke_results> directly).	1136	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1137
893	=back	1138	=back
894		1139
895	=cut	1140	=cut
896		1141
897	#############################################################################	1142	#############################################################################
898	# 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	}
899		1186
900	sub reattach {	1187	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1189	my ($obj) = @_;
903		1190
		1191	# no longer needed after getting rid of delete_package?
904	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
905		1193
906	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
907		1195
908	@$registry = ();	1196	@$registry = ();
909		1197
…		…
914	for (@$attach) {	1202	for (@$attach) {
915	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
916	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
917	}	1205	}
918	} else {	1206	} else {
919	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
920	}	1208	}
921	}	1209	}
922	}	1210	}
923		1211
924	cf::attachable->attach (	1212	cf::attachable->attach (
925	prio => -1000000,	1213	prio => -1000000,
926	on_instantiate => sub {	1214	on_instantiate => sub {
927	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
928		1216
929	$data = from_json $data;	1217	$data = decode_json $data;
930		1218
931	for (@$data) {	1219	for (@$data) {
932	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
933		1221
934	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1238	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
952		1240
953	sync_job {	1241	sync_job {
954	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
957		1247
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	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	}
962	close $fh;	1255	aio_close $fh;
963		1256
964	if (@$objs) {	1257	if (@$objs) {
965	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) {
966	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
969	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	}
970	close $fh;	1266	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
972	}	1268	}
973	} else {	1269	} else {
974	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
975	}	1271	}
976		1272
977	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
978	} else {	1277	} else {
979	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
980	}	1279	}
981	} else {	1280	} else {
982	aio_unlink $filename;	1281	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
984	}	1283	}
985	}	1284	};
986	}	1285	}
987		1286
988	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
990		1289
…		…
1002	or return;	1301	or return;
1003		1302
1004	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1305	or return;
		1306
1007	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1008	}	1309	}
1009		1310
		1311	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
		1315
1012	return ($data, $av);	1316	($data, $av)
1013	}	1317	}
1014		1318
1015	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
1016		1320
1017	=over 4	1321	=over 4
…		…
1071	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1072		1376
1073	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1074	}	1378	}
1075		1379
		1380	use File::Glob ();
		1381
1076	cf::player->attach (	1382	cf::player->attach (
1077	on_command => sub {	1383	on_unknown_command => sub {
1078	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1079		1385
1080	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1081	or return;	1387	or return;
1082		1388
…		…
1087	cf::override;	1393	cf::override;
1088	},	1394	},
1089	on_extcmd => sub {	1395	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1396	my ($pl, $buf) = @_;
1091		1397
1092	my $msg = eval { from_json $buf };	1398	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1399
1094	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
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1408	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1409	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1410	}
		1411
		1412	$pl->ext_reply ($reply, @reply)
		1413	if $reply;
		1414
1100	} else {	1415	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1417	}
1103		1418
1104	cf::override;	1419	cf::override;
1105	},	1420	},
1106	);	1421	);
1107		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
1108	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1109	cf::sync_job {	1439	cf::sync_job {
1110	my %todo;	1440	my %todo;
1111		1441
1112	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1113	next unless -r $path;	1443	next unless -r $path;
…		…
1131		1461
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1464
1135	$ext{source} =	1465	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1137	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1138	. $source	1468	. $source
1139	. "\n};\n1";	1469	. "\n};\n1";
1140		1470
1141	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1142	}	1472	}
1143		1473
		1474	my $pass = 0;
1144	my %done;	1475	my %done;
1145	while (%todo) {	1476	while (%todo) {
1146	my $progress;	1477	my $progress;
1147		1478
		1479	++$pass;
		1480
		1481	ext:
1148	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1149	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1150	goto skip	1484	next ext
1151	unless exists $done{$_};	1485	unless exists $done{$_};
1152	}	1486	}
1153		1487
1154	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1155		1489
1156	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1157	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1158	: "$v->{base}: extension inactive.\n";
1159		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1160	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1161	warn $msg;	1497
1162	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1163	exit 1;	1499	delete $todo{$k};
1164	}	1500	} else {
1165		1501	$done{$k} = delete $todo{$k};
1166	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1167	}	1507	}
1168
1169	$done{$k} = delete $todo{$k};
1170	push @EXTS, $v->{pkg};
1171	$progress = 1;
1172	}	1508	}
1173		1509
1174	skip:	1510	unless ($progress) {
1175	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1176	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	}
1177	}	1518	}
1178	};	1519	};
1179	}	1520	}
1180		1521
1181	#############################################################################	1522	#############################################################################
1182		1523
1183	=back	1524	=back
1184		1525
1185	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1186		1527
1187	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1188		1529
1189	=cut	1530	=cut
1190		1531
1191	package cf::player;	1532	package cf::player;
1192		1533
1193	use Coro::AIO;	1534	use Coro::AIO;
1194		1535
1195	=head3 cf::player	1536	=head3 cf::player
1196		1537
1197	=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	}
1198		1553
1199	=item cf::player::find $login	1554	=item cf::player::find $login
1200		1555
1201	Returns the given player object, loading it if necessary (might block).	1556	Returns the given player object, loading it if necessary (might block).
1202		1557
…		…
1221		1576
1222	sub exists($) {	1577	sub exists($) {
1223	my ($login) = @_;	1578	my ($login) = @_;
1224		1579
1225	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1226	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1227	}	1582	}
1228		1583
1229	sub find($) {	1584	sub find($) {
1230	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1231	my $login = $_[0];	1586	my $login = $_[0];
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1593	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1594	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1595	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1597
1243	my $pl = load_pl path $login	1598	my $f = new_from_file cf::object::thawer path $login
1244	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;
1245	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1246	}	1607	}
1247	}	1608	}
1248	}	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	);
1249		1623
1250	sub save($) {	1624	sub save($) {
1251	my ($pl) = @_;	1625	my ($pl) = @_;
1252		1626
1253	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
…		…
1258	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1259		1633
1260	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1262		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
1263	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1264	Coro::cede;	1643	cf::cede_to_tick;
1265	}	1644	}
1266		1645
1267	sub new($) {	1646	sub new($) {
1268	my ($login) = @_;	1647	my ($login) = @_;
1269		1648
…		…
1275	$cf::PLAYER{$login} = $self;	1654	$cf::PLAYER{$login} = $self;
1276		1655
1277	$self	1656	$self
1278	}	1657	}
1279		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
1280	=item $pl->quit_character	1669	=item $pl->quit_character
1281		1670
1282	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
1283	be destroyed. May block for a long time.	1672	be destroyed. May block for a long time.
1284		1673
…		…
1288	my ($pl) = @_;	1677	my ($pl) = @_;
1289		1678
1290	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1291		1680
1292	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1293	$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
1294		1683
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1296	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1298	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1299		1692
1300	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1302	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1337	or return [];	1730	or return [];
1338		1731
1339	my @logins;	1732	my @logins;
1340		1733
1341	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") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1743	}
1345		1744
1346	utf8::decode $login;	1745	utf8::decode $login;
1347	push @logins, $login;	1746	push @logins, $login;
1348	}	1747	}
1349		1748
1350	\@logins	1749	\@logins
1351	}	1750	}
1352		1751
1353	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1354		1755
1355	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1356	player. May block.	1757	player. May block.
1357		1758
1358	=cut	1759	=cut
…		…
1376	}	1777	}
1377		1778
1378	\@paths	1779	\@paths
1379	}	1780	}
1380		1781
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1783
1383	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1384		1785
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)	1786	=item $player->ext_reply ($msgid, @msg)
1415		1787
1416	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1417		1789
1418	=cut	1790	=cut
1419		1791
1420	sub ext_reply($$%) {	1792	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1793	my ($self, $id, @msg) = @_;
1422		1794
1423	$msg{msgid} = $id;	1795	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1796	}
1426		1797
1427	=item $player->ext_event ($type, %msg)	1798	=item $player->ext_msg ($type, @msg)
1428		1799
1429	Sends an ext event to the client.	1800	Sends an ext event to the client.
1430		1801
1431	=cut	1802	=cut
1432		1803
1433	sub ext_event($$%) {	1804	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1805	my ($self, $type, @msg) = @_;
1435		1806
1436	$self->ns->ext_event ($type, %msg);	1807	$self->ns->ext_msg ($type, @msg);
1437	}	1808	}
1438		1809
1439	=head3 cf::region	1810	=head3 cf::region
1440		1811
1441	=over 4	1812	=over 4
…		…
1451	=cut	1822	=cut
1452		1823
1453	sub find_by_path($) {	1824	sub find_by_path($) {
1454	my ($path) = @_;	1825	my ($path) = @_;
1455		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
		1828
1456	my ($match, $specificity);	1829	my ($match, $specificity);
1457		1830
1458	for my $region (list) {	1831	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1832	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1833	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1834	if $region->specificity > $specificity;
1462	}	1835	}
1463	}	1836	}
1464		1837
…		…
1485	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1487		1860
1488	sub generate_random_map {	1861	sub generate_random_map {
1489	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
1490	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1867	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1495	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1496	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1497	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1498	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1513		1889
1514	sub register {	1890	sub register {
1515	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1516	my $pkg = caller;	1892	my $pkg = caller;
1517		1893
1518	no strict;
1519	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1520		1895
1521	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1522	}	1897	}
1523		1898
1524	# also paths starting with '/'	1899	# also paths starting with '/'
1525	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1526		1901
1527	sub thawer_merge {	1902	sub thawer_merge {
1528	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1529		1904
1530	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1535	}	1910	}
1536		1911
1537	sub normalise {	1912	sub normalise {
1538	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1539		1914
1540	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1541		1916
1542	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1543		1918
1544	# map plan:	1919	# map plan:
1545	#	1920	#
…		…
1584	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1585	return $self;	1960	return $self;
1586	}	1961	}
1587	}	1962	}
1588		1963
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1590	()	1965	()
1591	}	1966	}
1592		1967
1593	sub init {	1968	sub init {
1594	my ($self) = @_;	1969	my ($self) = @_;
…		…
1616		1991
1617	# the temporary/swap location	1992	# the temporary/swap location
1618	sub save_path {	1993	sub save_path {
1619	my ($self) = @_;	1994	my ($self) = @_;
1620		1995
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1623	}	1998	}
1624		1999
1625	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1626	sub uniq_path {	2001	sub uniq_path {
1627	my ($self) = @_;	2002	my ($self) = @_;
1628		2003
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1631	}
1632
1633	# and all this just because we cannot iterate over
1634	# all maps in C++...
1635	sub change_all_map_light {
1636	my ($change) = @_;
1637
1638	$_->change_map_light ($change)
1639	for grep $_->outdoor, values %cf::MAP;
1640	}	2006	}
1641		2007
1642	sub decay_objects {	2008	sub decay_objects {
1643	my ($self) = @_;	2009	my ($self) = @_;
1644		2010
…		…
1657		2023
1658	sub load_header_from($) {	2024	sub load_header_from($) {
1659	my ($self, $path) = @_;	2025	my ($self, $path) = @_;
1660		2026
1661	utf8::encode $path;	2027	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	2028	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	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;
1667		2036
1668	$self->{load_path} = $path;	2037	$self->{load_path} = $path;
1669		2038
1670	1	2039	1
1671	}	2040	}
…		…
1723		2092
1724	sub find;	2093	sub find;
1725	sub find {	2094	sub find {
1726	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1727		2096
		2097	cf::cede_to_tick;
		2098
1728	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1729		2100
		2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1731		2103
1732	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";
1734	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1735	or return;	2106	or return;
1736		2107
1737	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1738		2109
…		…
1740	or return;	2111	or return;
1741		2112
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
		2117	undef $guard1;
1745	$map->reset;	2118	$map->reset;
1746	undef $guard;
1747	return find $path;	2119	return find $path;
1748	}	2120	}
1749		2121
1750	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1751	}	2123	}
1752	}	2124	}
1753		2125
1754	sub pre_load { }	2126	sub pre_load { }
1755	sub post_load { }	2127	#sub post_load { } # XS
1756		2128
1757	sub load {	2129	sub load {
1758	my ($self) = @_;	2130	my ($self) = @_;
1759		2131
1760	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
1761		2133
1762	my $path = $self->{path};	2134	my $path = $self->{path};
1763		2135
1764	{	2136	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2137	my $guard = cf::lock_acquire "map_data:$path";
1766		2138
		2139	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2140	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2141
1769	$self->in_memory (cf::MAP_LOADING);	2142	$self->in_memory (cf::MAP_LOADING);
1770		2143
1771	$self->alloc;	2144	$self->alloc;
1772		2145
1773	$self->pre_load;	2146	$self->pre_load;
1774	Coro::cede;	2147	cf::cede_to_tick;
1775		2148
		2149	my $f = new_from_file cf::object::thawer $self->{load_path};
		2150	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2151	$self->_load_objects ($f)
1777	or return;	2152	or return;
1778		2153
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1780	if delete $self->{load_original};	2155	if delete $self->{load_original};
1781		2156
1782	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2158	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2159	unless (aio_stat $uniq) {
		2160	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2161	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2162	$self->_load_objects ($f);
		2163	$f->resolve_delayed_derefs;
		2164	}
1787	}	2165	}
1788	}	2166	}
1789		2167
1790	Coro::cede;	2168	$f->resolve_delayed_derefs;
		2169
		2170	cf::cede_to_tick;
1791	# now do the right thing for maps	2171	# now do the right thing for maps
1792	$self->link_multipart_objects;	2172	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2173	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2174	unless $self->difficulty;
1795	Coro::cede;	2175	cf::cede_to_tick;
1796		2176
1797	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2178	$self->decay_objects;
1799	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1800	$self->update_buttons;	2180	$self->update_buttons;
1801	Coro::cede;	2181	cf::cede_to_tick;
1802	$self->set_darkness_map;
1803	Coro::cede;
1804	$self->activate;	2182	$self->activate;
1805	}	2183	}
1806		2184
		2185	$self->{last_save} = $cf::RUNTIME;
		2186	$self->last_access ($cf::RUNTIME);
		2187
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2189	}
1809		2190
1810	$self->post_load;	2191	$self->post_load;
1811	}	2192	}
1812		2193
		2194	# customize the map for a given player, i.e.
		2195	# return the _real_ map. used by e.g. per-player
		2196	# maps to change the path to ~playername/mappath
1813	sub customise_for {	2197	sub customise_for {
1814	my ($self, $ob) = @_;	2198	my ($self, $ob) = @_;
1815		2199
1816	return find "~" . $ob->name . "/" . $self->{path}	2200	return find "~" . $ob->name . "/" . $self->{path}
1817	if $self->per_player;	2201	if $self->per_player;
…		…
1821		2205
1822	$self	2206	$self
1823	}	2207	}
1824		2208
1825	# find and load all maps in the 3x3 area around a map	2209	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2210	sub load_neighbours {
1827	my ($map) = @_;	2211	my ($map) = @_;
1828		2212
1829	my @diag; # diagonal neighbours	2213	my @neigh; # diagonal neighbours
1830		2214
1831	for (0 .. 3) {	2215	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2216	my $neigh = $map->tile_path ($_)
1833	or next;	2217	or next;
1834	$neigh = find $neigh, $map	2218	$neigh = find $neigh, $map
1835	or next;	2219	or next;
1836	$neigh->load;	2220	$neigh->load;
1837		2221
		2222	# now find the diagonal neighbours
		2223	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2224	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2225	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2226	}
1841		2227
1842	for (@diag) {	2228	for (grep defined $_->[0], @neigh) {
		2229	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2230	my $neigh = find $path, $origin
1844	or next;	2231	or next;
1845	$neigh->load;	2232	$neigh->load;
1846	}	2233	}
1847	}	2234	}
1848		2235
1849	sub find_sync {	2236	sub find_sync {
1850	my ($path, $origin) = @_;	2237	my ($path, $origin) = @_;
1851		2238
1852	cf::sync_job { find $path, $origin }	2239	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2240	if $Coro::current == $Coro::main;
		2241
		2242	find $path, $origin
1853	}	2243	}
1854		2244
1855	sub do_load_sync {	2245	sub do_load_sync {
1856	my ($map) = @_;	2246	my ($map) = @_;
1857		2247
1858	cf::sync_job { $map->load };	2248	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2249	if $Coro::current == $Coro::main;
		2250
		2251	$map->load;
1859	}	2252	}
1860		2253
1861	our %MAP_PREFETCH;	2254	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2255	our $MAP_PREFETCHER = undef;
1863		2256
1864	sub find_async {	2257	sub find_async {
1865	my ($path, $origin) = @_;	2258	my ($path, $origin, $load) = @_;
1866		2259
1867	$path = normalise $path, $origin && $origin->{path};	2260	$path = normalise $path, $origin && $origin->{path};
1868		2261
1869	if (my $map = $cf::MAP{$path}) {	2262	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2263	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2264	}
1872		2265
1873	undef $MAP_PREFETCH{$path};	2266	$MAP_PREFETCH{$path} |= $load;
		2267
1874	$MAP_PREFETCHER ||= cf::async {	2268	$MAP_PREFETCHER ||= cf::async {
		2269	$Coro::current->{desc} = "map prefetcher";
		2270
1875	while (%MAP_PREFETCH) {	2271	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2272	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2273	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2274	$map->load if $v;
		2275	}
1880		2276
1881	delete $MAP_PREFETCH{$path};	2277	delete $MAP_PREFETCH{$k};
1882	}	2278	}
1883	}	2279	}
1884	undef $MAP_PREFETCHER;	2280	undef $MAP_PREFETCHER;
1885	};	2281	};
1886	$MAP_PREFETCHER->prio (6);	2282	$MAP_PREFETCHER->prio (6);
1887		2283
1888	()	2284	()
1889	}	2285	}
1890		2286
		2287	# common code, used by both ->save and ->swapout
1891	sub save {	2288	sub _save {
1892	my ($self) = @_;	2289	my ($self) = @_;
1893
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;
1895		2290
1896	$self->{last_save} = $cf::RUNTIME;	2291	$self->{last_save} = $cf::RUNTIME;
1897		2292
1898	return unless $self->dirty;	2293	return unless $self->dirty;
1899		2294
…		…
1905	return if $self->{deny_save};	2300	return if $self->{deny_save};
1906		2301
1907	local $self->{last_access} = $self->last_access;#d#	2302	local $self->{last_access} = $self->last_access;#d#
1908		2303
1909	cf::async {	2304	cf::async {
		2305	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2306	$_->contr->save for $self->players;
1911	};	2307	};
		2308
		2309	cf::get_slot 0.02;
1912		2310
1913	if ($uniq) {	2311	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2312	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2313	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2314	} else {
1917	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2315	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1918	}	2316	}
1919	}	2317	}
1920		2318
		2319	sub save {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	$self->_save;
		2325	}
		2326
1921	sub swap_out {	2327	sub swap_out {
1922	my ($self) = @_;	2328	my ($self) = @_;
1923		2329
1924	# save first because save cedes
1925	$self->save;
1926
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2330	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2331
		2332	return if $self->in_memory != cf::MAP_ACTIVE;
		2333	return if $self->{deny_save};
1929	return if $self->players;	2334	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;
1931	return if $self->{deny_save};
1932		2335
		2336	# first deactivate the map and "unlink" it from the core
		2337	$self->deactivate;
		2338	$_->clear_links_to ($self) for values %cf::MAP;
		2339	$self->in_memory (cf::MAP_SWAPPED);
		2340
		2341	# then atomically save
		2342	$self->_save;
		2343
		2344	# then free the map
1933	$self->clear;	2345	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2346	}
1936		2347
1937	sub reset_at {	2348	sub reset_at {
1938	my ($self) = @_;	2349	my ($self) = @_;
1939		2350
…		…
1957		2368
1958	my $lock = cf::lock_acquire "map_data:$self->{path}";	2369	my $lock = cf::lock_acquire "map_data:$self->{path}";
1959		2370
1960	return if $self->players;	2371	return if $self->players;
1961		2372
1962	warn "resetting map ", $self->path;	2373	cf::trace "resetting map ", $self->path, "\n";
1963		2374
1964	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
1965		2376
1966	# need to save uniques path	2377	# need to save uniques path
1967	unless ($self->{deny_save}) {	2378	unless ($self->{deny_save}) {
…		…
1971	if $uniq;	2382	if $uniq;
1972	}	2383	}
1973		2384
1974	delete $cf::MAP{$self->path};	2385	delete $cf::MAP{$self->path};
1975		2386
		2387	$self->deactivate;
		2388	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2389	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2390
1980	$self->unlink_save;	2391	$self->unlink_save;
1981	$self->destroy;	2392	$self->destroy;
1982	}	2393	}
1983		2394
1984	my $nuke_counter = "aaaa";	2395	my $nuke_counter = "aaaa";
1985		2396
1986	sub nuke {	2397	sub nuke {
1987	my ($self) = @_;	2398	my ($self) = @_;
1988		2399
		2400	{
		2401	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2402
1989	delete $cf::MAP{$self->path};	2403	delete $cf::MAP{$self->path};
1990		2404
1991	$self->unlink_save;	2405	$self->unlink_save;
1992		2406
1993	bless $self, "cf::map";	2407	bless $self, "cf::map::wrap";
1994	delete $self->{deny_reset};	2408	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2409	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2410	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2411	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2412
1999	$cf::MAP{$self->path} = $self;	2413	$cf::MAP{$self->path} = $self;
		2414	}
2000		2415
2001	$self->reset; # polite request, might not happen	2416	$self->reset; # polite request, might not happen
2002	}	2417	}
2003		2418
2004	=item $maps = cf::map::tmp_maps	2419	=item $maps = cf::map::tmp_maps
…		…
2046		2461
2047	sub unique_maps() {	2462	sub unique_maps() {
2048	[	2463	[
2049	map {	2464	map {
2050	utf8::decode $_;	2465	utf8::decode $_;
2051	/\.map$/	2466	s/\.map$//; # TODO future compatibility hack
		2467	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2468	? ()
2052	? normalise $_	2469	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2470	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2471	]
2056	}	2472	}
2057		2473
2058	package cf;	2474	=item cf::map::static_maps
		2475
		2476	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2477	file in the shared directory excluding F</styles> and F</editor>). May
		2478	block.
		2479
		2480	=cut
		2481
		2482	sub static_maps() {
		2483	my @dirs = "";
		2484	my @maps;
		2485
		2486	while (@dirs) {
		2487	my $dir = shift @dirs;
		2488
		2489	next if $dir eq "/styles" || $dir eq "/editor";
		2490
		2491	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2492	or return;
		2493
		2494	for (@$files) {
		2495	s/\.map$// or next;
		2496	utf8::decode $_;
		2497	push @maps, "$dir/$_";
		2498	}
		2499
		2500	push @dirs, map "$dir/$_", @$dirs;
		2501	}
		2502
		2503	\@maps
		2504	}
2059		2505
2060	=back	2506	=back
2061		2507
2062	=head3 cf::object	2508	=head3 cf::object
2063		2509
…		…
2067		2513
2068	=over 4	2514	=over 4
2069		2515
2070	=item $ob->inv_recursive	2516	=item $ob->inv_recursive
2071		2517
2072	Returns the inventory of the object _and_ their inventories, recursively.	2518	Returns the inventory of the object I<and> their inventories, recursively,
		2519	but I<not> the object itself.
2073		2520
2074	=cut	2521	=cut
2075		2522
2076	sub inv_recursive_;	2523	sub inv_recursive_;
2077	sub inv_recursive_ {	2524	sub inv_recursive_ {
…		…
2080		2527
2081	sub inv_recursive {	2528	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2529	inv_recursive_ inv $_[0]
2083	}	2530	}
2084		2531
		2532	=item $ref = $ob->ref
		2533
		2534	Creates and returns a persistent reference to an object that can be stored as a string.
		2535
		2536	=item $ob = cf::object::deref ($refstring)
		2537
		2538	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2539	even if the object actually exists. May block.
		2540
		2541	=cut
		2542
		2543	sub deref {
		2544	my ($ref) = @_;
		2545
		2546	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2547	my ($uuid, $name) = ($1, $2);
		2548	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2549	or return;
		2550	$pl->ob->uuid eq $uuid
		2551	or return;
		2552
		2553	$pl->ob
		2554	} else {
		2555	warn "$ref: cannot resolve object reference\n";
		2556	undef
		2557	}
		2558	}
		2559
2085	package cf;	2560	package cf;
2086		2561
2087	=back	2562	=back
2088		2563
2089	=head3 cf::object::player	2564	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2570	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2571	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2572	dialogue with the given NPC character.
2098		2573
2099	=cut	2574	=cut
		2575
		2576	our $SAY_CHANNEL = {
		2577	id => "say",
		2578	title => "Map",
		2579	reply => "say ",
		2580	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2581	};
		2582
		2583	our $CHAT_CHANNEL = {
		2584	id => "chat",
		2585	title => "Chat",
		2586	reply => "chat ",
		2587	tooltip => "Player chat and shouts, global to the server.",
		2588	};
2100		2589
2101	# rough implementation of a future "reply" method that works	2590	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2591	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2592	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2593	sub cf::object::player::reply($$$;$) {
…		…
2111		2600
2112	} else {	2601	} else {
2113	my $pl = $self->contr;	2602	my $pl = $self->contr;
2114		2603
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2604	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2605	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2606	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2607
2124	} else {	2608	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2609	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2610	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2611	}
2128	}	2612	}
		2613	}
		2614
		2615	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2616
		2617	=cut
		2618
		2619	sub cf::object::send_msg {
		2620	my $pl = shift->contr
		2621	or return;
		2622	$pl->send_msg (@_);
2129	}	2623	}
2130		2624
2131	=item $player_object->may ("access")	2625	=item $player_object->may ("access")
2132		2626
2133	Returns wether the given player is authorized to access resource "access"	2627	Returns wether the given player is authorized to access resource "access"
…		…
2146		2640
2147	=item $player_object->enter_link	2641	=item $player_object->enter_link
2148		2642
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2643	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2644
2151	The player should be reasonably safe there for short amounts of time. You	2645	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2646	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2647	though, as the player cannot control the character while it is on the link
		2648	map.
2153		2649
2154	Will never block.	2650	Will never block.
2155		2651
2156	=item $player_object->leave_link ($map, $x, $y)	2652	=item $player_object->leave_link ($map, $x, $y)
2157		2653
…		…
2177	sub cf::object::player::enter_link {	2673	sub cf::object::player::enter_link {
2178	my ($self) = @_;	2674	my ($self) = @_;
2179		2675
2180	$self->deactivate_recursive;	2676	$self->deactivate_recursive;
2181		2677
		2678	++$self->{_link_recursion};
		2679
2182	return if UNIVERSAL::isa $self->map, "ext::map_link";	2680	return if UNIVERSAL::isa $self->map, "ext::map_link";
2183		2681
2184	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2682	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2185	if $self->map && $self->map->{path} ne "{link}";	2683	if $self->map && $self->map->{path} ne "{link}";
2186		2684
2187	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2685	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2188	}	2686	}
2189		2687
2190	sub cf::object::player::leave_link {	2688	sub cf::object::player::leave_link {
2191	my ($self, $map, $x, $y) = @_;	2689	my ($self, $map, $x, $y) = @_;
2192		2690
…		…
2209	($x, $y) = (-1, -1)	2707	($x, $y) = (-1, -1)
2210	unless (defined $x) && (defined $y);	2708	unless (defined $x) && (defined $y);
2211		2709
2212	# use -1 or undef as default coordinates, not 0, 0	2710	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2711	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2712	if $x <= 0 && $y <= 0;
2215		2713
2216	$map->load;	2714	$map->load;
2217	$map->load_diag;	2715	$map->load_neighbours;
2218		2716
2219	return unless $self->contr->active;	2717	return unless $self->contr->active;
2220	$self->activate_recursive;
2221		2718
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2719	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2720	if ($self->enter_map ($map, $x, $y)) {
2224	}	2721	# entering was successful
		2722	delete $self->{_link_recursion};
		2723	# only activate afterwards, to support waiting in hooks
		2724	$self->activate_recursive;
		2725	}
2225		2726
		2727	}
		2728
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2729	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2227		2730
2228	Moves the player to the given map-path and coordinates by first freezing	2731	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2732	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2733	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2734	the new (success) or old (failed) map position. In either case, $done will
		2735	be called at the end of this process.
		2736
		2737	Note that $check will be called with a potentially non-loaded map, so if
		2738	it needs a loaded map it has to call C<< ->load >>.
2232		2739
2233	=cut	2740	=cut
2234		2741
2235	our $GOTOGEN;	2742	our $GOTOGEN;
2236		2743
2237	sub cf::object::player::goto {	2744	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2745	my ($self, $path, $x, $y, $check, $done) = @_;
		2746
		2747	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2748	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2749	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2750	($path, $x, $y) = @$EMERGENCY_POSITION;
		2751	}
2239		2752
2240	# do generation counting so two concurrent goto's will be executed in-order	2753	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2754	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2755
2243	$self->enter_link;	2756	$self->enter_link;
2244		2757
2245	(async {	2758	(async {
		2759	$Coro::current->{desc} = "player::goto $path $x $y";
		2760
		2761	# *tag paths override both path and x|y
		2762	if ($path =~ /^\*(.*)$/) {
		2763	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2764	my $ob = $obs[rand @obs];
		2765
		2766	# see if we actually can go there
		2767	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2768	$ob = $obs[rand @obs];
		2769	} else {
		2770	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2771	}
		2772	# else put us there anyways for now #d#
		2773
		2774	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2775	} else {
		2776	($path, $x, $y) = (undef, undef, undef);
		2777	}
		2778	}
		2779
2246	my $map = eval {	2780	my $map = eval {
2247	my $map = cf::map::find $path;	2781	my $map = defined $path ? cf::map::find $path : undef;
2248		2782
2249	if ($map) {	2783	if ($map) {
2250	$map = $map->customise_for ($self);	2784	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2785	$map = $check->($map, $x, $y, $self) if $check && $map;
2252	} else {	2786	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2787	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2788	}
2255		2789
2256	$map	2790	$map
2257	};	2791	};
2258		2792
…		…
2263		2797
2264	if ($gen == $self->{_goto_generation}) {	2798	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2799	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2800	$self->leave_link ($map, $x, $y);
2267	}	2801	}
		2802
		2803	$done->($self) if $done;
2268	})->prio (1);	2804	})->prio (1);
2269	}	2805	}
2270		2806
2271	=item $player_object->enter_exit ($exit_object)	2807	=item $player_object->enter_exit ($exit_object)
2272		2808
…		…
2292	}	2828	}
2293		2829
2294	sub prepare_random_map {	2830	sub prepare_random_map {
2295	my ($exit) = @_;	2831	my ($exit) = @_;
2296		2832
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2833	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2834	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2835	# that depends on the exit object
2302		2836
2303	my $rmp = parse_random_map_params $exit->msg;	2837	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2839	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2840	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2841	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2842	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2843	$rmp->{origin_y} = $exit->y;
		2844
		2845	$exit->map->touch;
2310	}	2846	}
2311		2847
2312	$rmp->{random_seed} ||= $exit->random_seed;	2848	$rmp->{random_seed} ||= $exit->random_seed;
2313		2849
2314	my $data = cf::to_json $rmp;	2850	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2851	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2852	my $meta = "$RANDOMDIR/$md5.meta";
2317		2853
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2854	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2855	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2856	undef $fh;
2321	aio_rename "$meta~", $meta;	2857	aio_rename "$meta~", $meta;
2322		2858
		2859	my $slaying = "?random/$md5";
		2860
		2861	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2862	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2863	$exit->msg (undef);
		2864	}
2325	}	2865	}
2326	}	2866	}
2327		2867
2328	sub cf::object::player::enter_exit {	2868	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2869	my ($self, $exit) = @_;
2330		2870
2331	return unless $self->type == cf::PLAYER;	2871	return unless $self->type == cf::PLAYER;
2332		2872
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2873	$self->enter_link;
2345		2874
2346	(async {	2875	(async {
2347	$self->deactivate_recursive; # just to be sure	2876	$Coro::current->{desc} = "enter_exit";
		2877
2348	unless (eval {	2878	unless (eval {
		2879	$self->deactivate_recursive; # just to be sure
		2880
		2881	# random map handling
		2882	{
		2883	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2884
		2885	prepare_random_map $exit
		2886	if $exit->slaying eq "/!";
		2887	}
		2888
		2889	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2890	my $x = $exit->stats->hp;
		2891	my $y = $exit->stats->sp;
		2892
2349	$self->goto ($slaying, $hp, $sp);	2893	$self->goto ($map, $x, $y);
2350		2894
		2895	# if exit is damned, update players death & WoR home-position
		2896	$self->contr->savebed ($map, $x, $y)
		2897	if $exit->flag (cf::FLAG_DAMNED);
		2898
2351	1;	2899	1
2352	}) {	2900	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2901	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	2902	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2903	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2904	cf::NDI_UNIQUE | cf::NDI_RED);
2357		2905
2358	warn "ERROR in enter_exit: $@";	2906	error "ERROR in enter_exit: $@";
2359	$self->leave_link;	2907	$self->leave_link;
2360	}	2908	}
2361	})->prio (1);	2909	})->prio (1);
2362	}	2910	}
2363		2911
…		…
2377		2925
2378	utf8::encode $text;	2926	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2927	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2928	}
2381		2929
		2930	=item $client->send_big_packet ($pkt)
		2931
		2932	Like C<send_packet>, but tries to compress large packets, and fragments
		2933	them as required.
		2934
		2935	=cut
		2936
		2937	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2938
		2939	sub cf::client::send_big_packet {
		2940	my ($self, $pkt) = @_;
		2941
		2942	# try lzf for large packets
		2943	$pkt = "lzf " . Compress::LZF::compress $pkt
		2944	if 1024 <= length $pkt and $self->{can_lzf};
		2945
		2946	# split very large packets
		2947	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2948	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2949	$pkt = "frag";
		2950	}
		2951
		2952	$self->send_packet ($pkt);
		2953	}
		2954
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2955	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2956
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2957	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2958	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2959	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2960	the message unless the client supports the msg packet.
2388		2961
2389	=cut	2962	=cut
2390		2963
		2964	# non-persistent channels (usually the info channel)
		2965	our %CHANNEL = (
		2966	"c/motd" => {
		2967	id => "infobox",
		2968	title => "MOTD",
		2969	reply => undef,
		2970	tooltip => "The message of the day",
		2971	},
		2972	"c/identify" => {
		2973	id => "infobox",
		2974	title => "Identify",
		2975	reply => undef,
		2976	tooltip => "Items recently identified",
		2977	},
		2978	"c/examine" => {
		2979	id => "infobox",
		2980	title => "Examine",
		2981	reply => undef,
		2982	tooltip => "Signs and other items you examined",
		2983	},
		2984	"c/shopinfo" => {
		2985	id => "infobox",
		2986	title => "Shop Info",
		2987	reply => undef,
		2988	tooltip => "What your bargaining skill tells you about the shop",
		2989	},
		2990	"c/book" => {
		2991	id => "infobox",
		2992	title => "Book",
		2993	reply => undef,
		2994	tooltip => "The contents of a note or book",
		2995	},
		2996	"c/lookat" => {
		2997	id => "infobox",
		2998	title => "Look",
		2999	reply => undef,
		3000	tooltip => "What you saw there",
		3001	},
		3002	"c/who" => {
		3003	id => "infobox",
		3004	title => "Players",
		3005	reply => undef,
		3006	tooltip => "Shows players who are currently online",
		3007	},
		3008	"c/body" => {
		3009	id => "infobox",
		3010	title => "Body Parts",
		3011	reply => undef,
		3012	tooltip => "Shows which body parts you posess and are available",
		3013	},
		3014	"c/statistics" => {
		3015	id => "infobox",
		3016	title => "Statistics",
		3017	reply => undef,
		3018	tooltip => "Shows your primary statistics",
		3019	},
		3020	"c/skills" => {
		3021	id => "infobox",
		3022	title => "Skills",
		3023	reply => undef,
		3024	tooltip => "Shows your experience per skill and item power",
		3025	},
		3026	"c/shopitems" => {
		3027	id => "infobox",
		3028	title => "Shop Items",
		3029	reply => undef,
		3030	tooltip => "Shows the items currently for sale in this shop",
		3031	},
		3032	"c/resistances" => {
		3033	id => "infobox",
		3034	title => "Resistances",
		3035	reply => undef,
		3036	tooltip => "Shows your resistances",
		3037	},
		3038	"c/pets" => {
		3039	id => "infobox",
		3040	title => "Pets",
		3041	reply => undef,
		3042	tooltip => "Shows information abotu your pets/a specific pet",
		3043	},
		3044	"c/perceiveself" => {
		3045	id => "infobox",
		3046	title => "Perceive Self",
		3047	reply => undef,
		3048	tooltip => "You gained detailed knowledge about yourself",
		3049	},
		3050	"c/uptime" => {
		3051	id => "infobox",
		3052	title => "Uptime",
		3053	reply => undef,
		3054	tooltip => "How long the server has been running since last restart",
		3055	},
		3056	"c/mapinfo" => {
		3057	id => "infobox",
		3058	title => "Map Info",
		3059	reply => undef,
		3060	tooltip => "Information related to the maps",
		3061	},
		3062	"c/party" => {
		3063	id => "party",
		3064	title => "Party",
		3065	reply => "gsay ",
		3066	tooltip => "Messages and chat related to your party",
		3067	},
		3068	"c/death" => {
		3069	id => "death",
		3070	title => "Death",
		3071	reply => undef,
		3072	tooltip => "Reason for and more info about your most recent death",
		3073	},
		3074	"c/say" => $SAY_CHANNEL,
		3075	"c/chat" => $CHAT_CHANNEL,
		3076	);
		3077
2391	sub cf::client::send_msg {	3078	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	3079	my ($self, $channel, $msg, $color, @extra) = @_;
2393		3080
2394	$msg = $self->pl->expand_cfpod ($msg);	3081	$msg = $self->pl->expand_cfpod ($msg)
		3082	unless $color & cf::NDI_VERBATIM;
2395		3083
2396	if ($self->can_msg) {	3084	$color &= cf::NDI_CLIENT_MASK; # just in case...
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2398	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408		3085
2409	if ($color >= 0) {	3086	# check predefined channels, for the benefit of C
2410	if (0 && $msg =~ /\[/) {	3087	if ($CHANNEL{$channel}) {
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	3088	$channel = $CHANNEL{$channel};
2412	} else {	3089
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3090	$self->ext_msg (channel_info => $channel);
2414	$self->send_packet ("drawinfo $color $msg")	3091	$channel = $channel->{id};
		3092
		3093	} elsif (ref $channel) {
		3094	# send meta info to client, if not yet sent
		3095	unless (exists $self->{channel}{$channel->{id}}) {
		3096	$self->{channel}{$channel->{id}} = $channel;
		3097	$self->ext_msg (channel_info => $channel);
2415	}	3098	}
2416	}
2417	}
2418	}
2419		3099
		3100	$channel = $channel->{id};
		3101	}
		3102
		3103	return unless @extra || length $msg;
		3104
		3105	# default colour, mask it out
		3106	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3107	if $color & cf::NDI_DEF;
		3108
		3109	my $pkt = "msg "
		3110	. $self->{json_coder}->encode (
		3111	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3112	);
		3113
		3114	$self->send_big_packet ($pkt);
		3115	}
		3116
2420	=item $client->ext_event ($type, %msg)	3117	=item $client->ext_msg ($type, @msg)
2421		3118
2422	Sends an ext event to the client.	3119	Sends an ext event to the client.
2423		3120
2424	=cut	3121	=cut
2425		3122
2426	sub cf::client::ext_event($$%) {	3123	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	3124	my ($self, $type, @msg) = @_;
2428		3125
		3126	if ($self->extcmd == 2) {
		3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3128	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	3129	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	3130	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3131	}
		3132	}
		3133
		3134	=item $client->ext_reply ($msgid, @msg)
		3135
		3136	Sends an ext reply to the client.
		3137
		3138	=cut
		3139
		3140	sub cf::client::ext_reply($$@) {
		3141	my ($self, $id, @msg) = @_;
		3142
		3143	if ($self->extcmd == 2) {
		3144	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3145	} elsif ($self->extcmd == 1) {
		3146	#TODO: version 1, remove
		3147	unshift @msg, msgtype => "reply", msgid => $id;
		3148	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3149	}
2431	}	3150	}
2432		3151
2433	=item $success = $client->query ($flags, "text", \&cb)	3152	=item $success = $client->query ($flags, "text", \&cb)
2434		3153
2435	Queues a query to the client, calling the given callback with	3154	Queues a query to the client, calling the given callback with
…		…
2458		3177
2459	1	3178	1
2460	}	3179	}
2461		3180
2462	cf::client->attach (	3181	cf::client->attach (
		3182	on_connect => sub {
		3183	my ($ns) = @_;
		3184
		3185	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3186	},
2463	on_reply => sub {	3187	on_reply => sub {
2464	my ($ns, $msg) = @_;	3188	my ($ns, $msg) = @_;
2465		3189
2466	# this weird shuffling is so that direct followup queries	3190	# this weird shuffling is so that direct followup queries
2467	# get handled first	3191	# get handled first
…		…
2482	}	3206	}
2483	},	3207	},
2484	on_exticmd => sub {	3208	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	3209	my ($ns, $buf) = @_;
2486		3210
2487	my $msg = eval { from_json $buf };	3211	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		3212
2489	if (ref $msg) {	3213	if (ref $msg) {
		3214	my ($type, $reply, @payload) =
		3215	"ARRAY" eq ref $msg
		3216	? @$msg
		3217	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3218
		3219	my @reply;
		3220
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3221	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3222	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	3223	}
		3224
		3225	$ns->ext_reply ($reply, @reply)
		3226	if $reply;
		3227
2496	} else {	3228	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3229	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3230	}
2499		3231
2500	cf::override;	3232	cf::override;
2501	},	3233	},
2502	);	3234	);
…		…
2522		3254
2523	$coro	3255	$coro
2524	}	3256	}
2525		3257
2526	cf::client->attach (	3258	cf::client->attach (
2527	on_destroy => sub {	3259	on_client_destroy => sub {
2528	my ($ns) = @_;	3260	my ($ns) = @_;
2529		3261
2530	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3262	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2531	},	3263	},
2532	);	3264	);
…		…
2547	our $safe = new Safe "safe";	3279	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3280	our $safe_hole = new Safe::Hole;
2549		3281
2550	$SIG{FPE} = 'IGNORE';	3282	$SIG{FPE} = 'IGNORE';
2551		3283
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3284	$safe->permit_only (Opcode::opset qw(
		3285	:base_core :base_mem :base_orig :base_math :base_loop
		3286	grepstart grepwhile mapstart mapwhile
		3287	sort time
		3288	));
2553		3289
2554	# here we export the classes and methods available to script code	3290	# here we export the classes and methods available to script code
2555		3291
2556	=pod	3292	=pod
2557		3293
2558	The following functions and methods are available within a safe environment:	3294	The following functions and methods are available within a safe environment:
2559		3295
2560	cf::object contr pay_amount pay_player map	3296	cf::object
		3297	contr pay_amount pay_player map x y force_find force_add destroy
		3298	insert remove name archname title slaying race decrease split
		3299	value
		3300
2561	cf::object::player player	3301	cf::object::player
2562	cf::player peaceful	3302	player
2563	cf::map trigger	3303
		3304	cf::player
		3305	peaceful
		3306
		3307	cf::map
		3308	trigger
2564		3309
2565	=cut	3310	=cut
2566		3311
2567	for (	3312	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3313	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3314	insert remove inv nrof name archname title slaying race
		3315	decrease split destroy change_exp value msg lore send_msg)],
2569	["cf::object::player" => qw(player)],	3316	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3317	["cf::player" => qw(peaceful send_msg)],
2571	["cf::map" => qw(trigger)],	3318	["cf::map" => qw(trigger)],
2572	) {	3319	) {
2573	no strict 'refs';
2574	my ($pkg, @funs) = @$_;	3320	my ($pkg, @funs) = @$_;
2575	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3321	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2576	for @funs;	3322	for @funs;
2577	}	3323	}
2578		3324
…		…
2593		3339
2594	my $qcode = $code;	3340	my $qcode = $code;
2595	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3341	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2596	$qcode =~ s/\n/\\n/g;	3342	$qcode =~ s/\n/\\n/g;
2597		3343
		3344	%vars = (_dummy => 0) unless %vars;
		3345
		3346	my @res;
2598	local $_;	3347	local $_;
2599	local @safe::cf::_safe_eval_args = values %vars;
2600		3348
2601	my $eval =	3349	my $eval =
2602	"do {\n"	3350	"do {\n"
2603	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3351	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2604	. "#line 0 \"{$qcode}\"\n"	3352	. "#line 0 \"{$qcode}\"\n"
2605	. $code	3353	. $code
2606	. "\n}"	3354	. "\n}"
2607	;	3355	;
2608		3356
		3357	if ($CFG{safe_eval}) {
2609	sub_generation_inc;	3358	sub_generation_inc;
		3359	local @safe::cf::_safe_eval_args = values %vars;
2610	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3360	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2611	sub_generation_inc;	3361	sub_generation_inc;
		3362	} else {
		3363	local @cf::_safe_eval_args = values %vars;
		3364	@res = wantarray ? eval eval : scalar eval $eval;
		3365	}
2612		3366
2613	if ($@) {	3367	if ($@) {
2614	warn "$@";	3368	warn "$@",
2615	warn "while executing safe code '$code'\n";	3369	"while executing safe code '$code'\n",
2616	warn "with arguments " . (join " ", %vars) . "\n";	3370	"with arguments " . (join " ", %vars) . "\n";
2617	}	3371	}
2618		3372
2619	wantarray ? @res : $res[0]	3373	wantarray ? @res : $res[0]
2620	}	3374	}
2621		3375
…		…
2635	=cut	3389	=cut
2636		3390
2637	sub register_script_function {	3391	sub register_script_function {
2638	my ($fun, $cb) = @_;	3392	my ($fun, $cb) = @_;
2639		3393
2640	no strict 'refs';	3394	$fun = "safe::$fun" if $CFG{safe_eval};
2641	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3395	*$fun = $safe_hole->wrap ($cb);
2642	}	3396	}
2643		3397
2644	=back	3398	=back
2645		3399
2646	=cut	3400	=cut
…		…
2649	# the server's init and main functions	3403	# the server's init and main functions
2650		3404
2651	sub load_facedata($) {	3405	sub load_facedata($) {
2652	my ($path) = @_;	3406	my ($path) = @_;
2653		3407
		3408	# HACK to clear player env face cache, we need some signal framework
		3409	# for this (global event?)
		3410	%ext::player_env::MUSIC_FACE_CACHE = ();
		3411
		3412	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3413
2654	warn "loading facedata from $path\n";	3414	trace "loading facedata from $path\n";
2655		3415
2656	my $facedata;
2657	0 < aio_load $path, $facedata	3416	0 < aio_load $path, my $facedata
2658	or die "$path: $!";	3417	or die "$path: $!";
2659		3418
2660	$facedata = Coro::Storable::thaw $facedata;	3419	$facedata = Coro::Storable::thaw $facedata;
2661		3420
2662	$facedata->{version} == 2	3421	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3423
		3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3426	$facedata->{resource}{"res/exp_table"} = {
		3427	type => FT_RSRC,
		3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
		3430	};
		3431	cf::cede_to_tick;
		3432
2665	{	3433	{
2666	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
2667		3435
2668	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3439	cf::face::set_visibility $idx, $info->{visibility};
		3440	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2673	Coro::cede;	3443
		3444	cf::cede_to_tick;
2674	}	3445	}
2675		3446
2676	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
2678	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
2679	or next;	3451	or next;
		3452
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
		3454	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3456	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3458	}
2685	Coro::cede;	3459
		3460	cf::cede_to_tick;
2686	}	3461	}
2687	}	3462	}
2688		3463
2689	{	3464	{
2690	my $anims = $facedata->{animinfo};	3465	my $anims = $facedata->{animinfo};
2691		3466
2692	while (my ($anim, $info) = each %$anims) {	3467	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3468	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3469	cf::cede_to_tick;
2695	}	3470	}
2696		3471
2697	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
2698	}	3473	}
2699		3474
		3475	{
		3476	my $res = $facedata->{resource};
		3477
		3478	while (my ($name, $info) = each %$res) {
		3479	if (defined $info->{type}) {
		3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3481
		3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3483	cf::face::set_type $idx, $info->{type};
		3484	} else {
		3485	$RESOURCE{$name} = $info; # unused
		3486	}
		3487
		3488	cf::cede_to_tick;
		3489	}
		3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3493
2700	1	3494	1
2701	}	3495	}
2702		3496
		3497	register_exticmd fx_want => sub {
		3498	my ($ns, $want) = @_;
		3499
		3500	while (my ($k, $v) = each %$want) {
		3501	$ns->fx_want ($k, $v);
		3502	}
		3503	};
		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
		3514
2703	sub reload_regions {	3515	sub reload_regions {
		3516	# HACK to clear player env face cache, we need some signal framework
		3517	# for this (global event?)
		3518	%ext::player_env::MUSIC_FACE_CACHE = ();
		3519
2704	load_resource_file "$MAPDIR/regions"	3520	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3521	or die "unable to load regions file\n";
		3522
		3523	for (cf::region::list) {
		3524	$_->{match} = qr/$_->{match}/
		3525	if exists $_->{match};
		3526	}
2706	}	3527	}
2707		3528
2708	sub reload_facedata {	3529	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3530	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3531	or die "unable to load facedata\n";
…		…
2718	sub reload_treasures {	3539	sub reload_treasures {
2719	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
2720	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
2721	}	3542	}
2722		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
2723	sub reload_resources {	3567	sub reload_resources {
2724	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
2725		3569
		3570	reload_exp_table;
		3571	reload_materials;
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
2726	reload_regions;	3575	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3576	reload_treasures;
2731		3577
2732	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
2733	}	3579	}
2734		3580
2735	sub init {	3581	sub reload_config {
2736	reload_resources;	3582	trace "reloading config file...\n";
2737	}
2738		3583
2739	sub cfg_load {	3584	0 < aio_load "$CONFDIR/config", my $config
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3585	or die "$CONFDIR/config: $!";
2741	or return;
2742		3586
2743	local $/;	3587	utf8::decode $config;
2744	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = yaml_load $config;
2745		3589
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2747		3591
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2750		3594
2751	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
2755	};	3599	};
2756	warn $@ if $@;	3600	warn $@ if $@;
2757	}	3601	}
2758	}	3602	}
2759		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
		3630	}
		3631
2760	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
2761	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3645	(async {
2765	Event::one_event;	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3647	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
2767	};	3649	};
2768		3650
2769	cfg_load;	3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	cf::incloader::init ();
		3655
		3656	cf::init_anim;
		3657	cf::init_attackmess;
		3658	cf::init_dynamic;
		3659
		3660	cf::load_settings;
		3661
		3662	reload_resources;
		3663	reload_config;
2770	db_init;	3664	db_init;
		3665
		3666	cf::init_uuid;
		3667	cf::init_signals;
		3668	cf::init_skills;
		3669
		3670	cf::init_beforeplay;
		3671
		3672	atomic;
		3673
2771	load_extensions;	3674	load_extensions;
2772		3675
2773	$TICK_WATCHER->start;	3676	utime time, time, $RUNTIMEFILE;
2774	Event::loop;	3677
		3678	# no (long-running) fork's whatsoever before this point(!)
		3679	use POSIX ();
		3680	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3681
		3682	cf::_post_init 0;
		3683	};
		3684
		3685	cf::object::thawer::errors_are_fatal 0;
		3686	info "parse errors in files are no longer fatal from this point on.\n";
		3687
		3688	my $free_main; $free_main = EV::idle sub {
		3689	undef $free_main;
		3690	undef &main; # free gobs of memory :)
		3691	};
		3692
		3693	goto &main_loop;
2775	}	3694	}
2776		3695
2777	#############################################################################	3696	#############################################################################
2778	# initialisation and cleanup	3697	# initialisation and cleanup
2779		3698
2780	# install some emergency cleanup handlers	3699	# install some emergency cleanup handlers
2781	BEGIN {	3700	BEGIN {
		3701	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3702	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3703	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3704	cf::cleanup "SIG$signal";
2790	},
2791	);	3705	};
2792	}	3706	}
2793	}	3707	}
2794		3708
2795	sub write_runtime {	3709	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";	3710	my $t0 = AE::time;
2797		3711
2798	# first touch the runtime file to show we are still running:	3712	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3713	# the fsync below can take a very very long time.
2800		3714
2801	IO::AIO::aio_utime $runtime, undef, undef;	3715	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3716
2803	my $guard = cf::lock_acquire "write_runtime";	3717	my $guard = cf::lock_acquire "write_runtime";
2804		3718
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3719	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2806	or return;	3720	or return;
2807		3721
2808	my $value = $cf::RUNTIME + 90 + 10;	3722	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3723	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3724	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3734	aio_utime $fh, undef, undef;
2821		3735
2822	close $fh	3736	close $fh
2823	or return;	3737	or return;
2824		3738
2825	aio_rename "$runtime~", $runtime	3739	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3740	and return;
2827		3741
2828	warn "runtime file written.\n";	3742	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2829		3743
2830	1	3744	1
		3745	}
		3746
		3747	our $uuid_lock;
		3748	our $uuid_skip;
		3749
		3750	sub write_uuid_sync($) {
		3751	$uuid_skip ||= $_[0];
		3752
		3753	return if $uuid_lock;
		3754	local $uuid_lock = 1;
		3755
		3756	my $uuid = "$LOCALDIR/uuid";
		3757
		3758	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3759	or return;
		3760
		3761	my $value = uuid_seq uuid_cur;
		3762
		3763	unless ($value) {
		3764	info "cowardly refusing to write zero uuid value!\n";
		3765	return;
		3766	}
		3767
		3768	my $value = uuid_str $value + $uuid_skip;
		3769	$uuid_skip = 0;
		3770
		3771	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3772	and return;
		3773
		3774	# always fsync - this file is important
		3775	aio_fsync $fh
		3776	and return;
		3777
		3778	close $fh
		3779	or return;
		3780
		3781	aio_rename "$uuid~", $uuid
		3782	and return;
		3783
		3784	trace "uuid file written ($value).\n";
		3785
		3786	1
		3787
		3788	}
		3789
		3790	sub write_uuid($$) {
		3791	my ($skip, $sync) = @_;
		3792
		3793	$sync ? write_uuid_sync $skip
		3794	: async { write_uuid_sync $skip };
2831	}	3795	}
2832		3796
2833	sub emergency_save() {	3797	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3798	my $freeze_guard = cf::freeze_mainloop;
2835		3799
2836	warn "enter emergency perl save\n";	3800	info "emergency_perl_save: enter\n";
		3801
		3802	# this is a trade-off: we want to be very quick here, so
		3803	# save all maps without fsync, and later call a global sync
		3804	# (which in turn might be very very slow)
		3805	local $USE_FSYNC = 0;
2837		3806
2838	cf::sync_job {	3807	cf::sync_job {
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
2839	# use a peculiar iteration method to avoid tripping on perl	3810	# use a peculiar iteration method to avoid tripping on perl
2840	# refcount bugs in for. also avoids problems with players	3811	# refcount bugs in for. also avoids problems with players
2841	# and maps saved/destroyed asynchronously.	3812	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3813	info "emergency_perl_save: begin player save\n";
2843	for my $login (keys %cf::PLAYER) {	3814	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3815	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3816	$pl->valid or next;
		3817	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3818	$pl->save;
2847	}	3819	}
2848	warn "end emergency player save\n";	3820	info "emergency_perl_save: end player save\n";
2849		3821
2850	warn "begin emergency map save\n";	3822	cf::write_runtime_sync; # external watchdog should not bark
		3823
		3824	info "emergency_perl_save: begin map save\n";
2851	for my $path (keys %cf::MAP) {	3825	for my $path (keys %cf::MAP) {
2852	my $map = $cf::MAP{$path} or next;	3826	my $map = $cf::MAP{$path} or next;
2853	$map->valid or next;	3827	$map->valid or next;
2854	$map->save;	3828	$map->save;
2855	}	3829	}
2856	warn "end emergency map save\n";	3830	info "emergency_perl_save: end map save\n";
2857		3831
2858	warn "begin emergency database checkpoint\n";	3832	cf::write_runtime_sync; # external watchdog should not bark
		3833
		3834	info "emergency_perl_save: begin database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3835	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3836	info "emergency_perl_save: end database checkpoint\n";
		3837
		3838	info "emergency_perl_save: begin write uuid\n";
		3839	write_uuid_sync 1;
		3840	info "emergency_perl_save: end write uuid\n";
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
		3844	trace "emergency_perl_save: syncing database to disk";
		3845	BDB::db_env_txn_checkpoint $DB_ENV;
		3846
		3847	info "emergency_perl_save: starting sync\n";
		3848	IO::AIO::aio_sync sub {
		3849	info "emergency_perl_save: finished sync\n";
		3850	};
		3851
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
		3854	trace "emergency_perl_save: flushing outstanding aio requests";
		3855	while (IO::AIO::nreqs || BDB::nreqs) {
		3856	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3857	}
		3858
		3859	cf::write_runtime_sync; # external watchdog should not bark
2861	};	3860	};
2862		3861
2863	warn "leave emergency perl save\n";	3862	info "emergency_perl_save: leave\n";
2864	}	3863	}
2865		3864
2866	sub post_cleanup {	3865	sub post_cleanup {
2867	my ($make_core) = @_;	3866	my ($make_core) = @_;
2868		3867
		3868	IO::AIO::flush;
		3869
2869	warn Carp::longmess "post_cleanup backtrace"	3870	error Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3871	if $make_core;
		3872
		3873	my $fh = pidfile;
		3874	unlink $PIDFILE if <$fh> == $$;
		3875	}
		3876
		3877	# a safer delete_package, copied from Symbol
		3878	sub clear_package($) {
		3879	my $pkg = shift;
		3880
		3881	# expand to full symbol table name if needed
		3882	unless ($pkg =~ /^main::.*::$/) {
		3883	$pkg = "main$pkg" if $pkg =~ /^::/;
		3884	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3885	$pkg .= '::' unless $pkg =~ /::$/;
		3886	}
		3887
		3888	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3889	my $stem_symtab = *{$stem}{HASH};
		3890
		3891	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3892	or return;
		3893
		3894	# clear all symbols
		3895	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3896	for my $name (keys %$leaf_symtab) {
		3897	_gv_clear *{"$pkg$name"};
		3898	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3899	}
2871	}	3900	}
2872		3901
2873	sub do_reload_perl() {	3902	sub do_reload_perl() {
2874	# can/must only be called in main	3903	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3904	unless (in_main) {
2876	warn "can only reload from main coroutine";	3905	error "can only reload from main coroutine";
2877	return;	3906	return;
2878	}	3907	}
2879		3908
2880	warn "reloading...";	3909	return if $RELOAD++;
2881		3910
2882	warn "entering sync_job";	3911	my $t1 = AE::time;
2883		3912
		3913	while ($RELOAD) {
		3914	cf::get_slot 0.1, -1, "reload_perl";
		3915	info "perl_reload: reloading...";
		3916
		3917	trace "perl_reload: entering sync_job";
		3918
2884	cf::sync_job {	3919	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark
2886	cf::emergency_save;	3920	#cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark
2888		3921
2889	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;
2891
2892	# if anything goes wrong in here, we should simply crash as we already saved
2893
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;
2905	warn "iterate...";
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";	3922	trace "perl_reload: cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;	3923	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();	3924	%EXT_CORO = ();
2913		3925
2914	warn "removing commands";	3926	trace "perl_reload: removing commands";
2915	%COMMAND = ();	3927	%COMMAND = ();
2916		3928
2917	warn "removing ext/exti commands";	3929	trace "perl_reload: removing ext/exti commands";
2918	%EXTCMD = ();	3930	%EXTCMD = ();
2919	%EXTICMD = ();	3931	%EXTICMD = ();
2920		3932
2921	warn "unloading/nuking all extensions";	3933	trace "perl_reload: unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {	3934	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";	3935	trace "... unloading $pkg";
2924		3936
2925	if (my $cb = $pkg->can ("unload")) {	3937	if (my $cb = $pkg->can ("unload")) {
2926	eval {	3938	eval {
2927	$cb->($pkg);	3939	$cb->($pkg);
2928	1	3940	1
2929	} or warn "$pkg unloaded, but with errors: $@";	3941	} or error "$pkg unloaded, but with errors: $@";
		3942	}
		3943
		3944	trace "... clearing $pkg";
		3945	clear_package $pkg;
2930	}	3946	}
2931		3947
2932	warn "... nuking $pkg";
2933	Symbol::delete_package $pkg;
2934	}
2935
2936	warn "unloading all perl modules loaded from $LIBDIR";	3948	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2937	while (my ($k, $v) = each %INC) {	3949	while (my ($k, $v) = each %INC) {
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3950	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3951
2940	warn "... unloading $k";	3952	trace "... unloading $k";
2941	delete $INC{$k};	3953	delete $INC{$k};
2942		3954
2943	$k =~ s/\.pm$//;	3955	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;	3956	$k =~ s/\//::/g;
2945		3957
2946	if (my $cb = $k->can ("unload_module")) {	3958	if (my $cb = $k->can ("unload_module")) {
2947	$cb->();	3959	$cb->();
		3960	}
		3961
		3962	clear_package $k;
2948	}	3963	}
2949		3964
2950	Symbol::delete_package $k;
2951	}
2952
2953	warn "getting rid of safe::, as good as possible";	3965	trace "perl_reload: getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3966	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3967	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3968
2957	warn "unloading cf.pm \"a bit\"";	3969	trace "perl_reload: unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3970	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3971	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2960		3972
2961	# don't, removes xs symbols, too,	3973	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3974	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3975	#clear_package __PACKAGE__;
2964		3976
2965	warn "unload completed, starting to reload now";	3977	info "perl_reload: unload completed, starting to reload now";
2966		3978
2967	warn "reloading cf.pm";	3979	trace "perl_reload: reloading cf.pm";
2968	require cf;	3980	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3981	cf::_connect_to_perl_1;
2970		3982
2971	warn "loading config and database again";	3983	trace "perl_reload: loading config and database again";
2972	cf::cfg_load;	3984	cf::reload_config;
2973		3985
2974	warn "loading extensions";	3986	trace "perl_reload: loading extensions";
2975	cf::load_extensions;	3987	cf::load_extensions;
2976		3988
		3989	if ($REATTACH_ON_RELOAD) {
2977	warn "reattaching attachments to objects/players";	3990	trace "perl_reload: reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3991	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3992	trace "perl_reload: reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3993	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3994	trace "perl_reload: reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3995	reattach $_ for values %PLAYER;
		3996	}
2983		3997
2984	warn "leaving sync_job";	3998	cf::_post_init 1;
2985		3999
		4000	trace "perl_reload: leaving sync_job";
		4001
2986	1	4002	1
2987	} or do {	4003	} or do {
2988	warn $@;	4004	error $@;
2989	warn "error while reloading, exiting.";	4005	cf::cleanup "perl_reload: error, exiting.";
2990	exit 1;	4006	};
		4007
		4008	--$RELOAD;
2991	};	4009	}
2992		4010
2993	warn "reloaded";	4011	$t1 = AE::time - $t1;
		4012	info "perl_reload: completed in ${t1}s\n";
2994	};	4013	};
2995		4014
2996	our $RELOAD_WATCHER; # used only during reload	4015	our $RELOAD_WATCHER; # used only during reload
2997		4016
2998	sub reload_perl() {	4017	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	4018	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	4019	# coro crashes during coro_state_free->destroy here.
3001		4020
3002	$RELOAD_WATCHER ||= Event->timer (	4021	$RELOAD_WATCHER ||= cf::async {
3003	reentrant => 0,	4022	Coro::AIO::aio_wait cache_extensions;
3004	after => 0,	4023
3005	data => WF_AUTOCANCEL,	4024	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3006	cb => sub {
3007	do_reload_perl;	4025	do_reload_perl;
3008	undef $RELOAD_WATCHER;	4026	undef $RELOAD_WATCHER;
3009	},	4027	};
3010	);	4028	};
3011	}	4029	}
3012		4030
3013	register_command "reload" => sub {	4031	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	4032	my ($who, $arg) = @_;
3015		4033
3016	if ($who->flag (FLAG_WIZ)) {	4034	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	4035	$who->message ("reloading server.");
		4036	async {
		4037	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	4038	reload_perl;
		4039	};
3019	}	4040	}
3020	};	4041	};
3021		4042
3022	unshift @INC, $LIBDIR;	4043	#############################################################################
3023		4044
3024	my $bug_warning = 0;	4045	my $bug_warning = 0;
3025		4046
3026	our @WAIT_FOR_TICK;	4047	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	4048	our @WAIT_FOR_TICK_BEGIN;
3028		4049
3029	sub wait_for_tick {	4050	sub wait_for_tick() {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3032		4052
3033	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	4054	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	4055	$signal->wait;
3036	}	4056	}
3037		4057
3038	sub wait_for_tick_begin {	4058	sub wait_for_tick_begin() {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	4059	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3041		4060
3042	my $signal = new Coro::Signal;	4061	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	4062	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	4063	$signal->wait;
3045	}	4064	}
3046		4065
3047	my $min = 1e6;#d#	4066	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	4067	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4068	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	4069	unless ++$bug_warning > 10;
3059	return;	4070	return;
3060	}	4071	}
3061		4072
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	4073	cf::server_tick; # one server iteration
3065		4074
3066	0 && sync_job {#d#	4075	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3067	for(1..10) {
3068	my $t = Event::time;
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3070	or die;
3071		4076
3072	$map->width (50);	4077	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3073	$map->height (50);	4078	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3074	$map->alloc;	4079	Coro::async_pool {
3075	$map->_load_objects ("/tmp/x.map", 1);	4080	$Coro::current->{desc} = "runtime saver";
3076	my $t = Event::time - $t;	4081	write_runtime_sync
3077		4082	or error "ERROR: unable to write runtime file: $!";
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	4083	};
		4084	}
3088		4085
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4086	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	4087	$sig->send;
3105	}	4088	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	4089	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	4090	$sig->send;
3108	}	4091	}
3109		4092
3110	$NOW = Event::time;	4093	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4094	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		4095
3121	_post_tick;	4096	if (0) {
3122		4097	if ($NEXT_TICK) {
3123		4098	my $jitter = $TICK_START - $NEXT_TICK;
		4099	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4100	debug "jitter $JITTER\n";#d#
		4101	}
3124	},	4102	}
3125	);	4103	}
3126		4104
3127	{	4105	{
3128	BDB::max_poll_time $TICK * 0.1;	4106	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	4107
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	4108	BDB::min_parallel 16;
3138		4109	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	4110	$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		4111
3154	unless ($DB_ENV) {	4112	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	4113	$DB_ENV = BDB::db_env_create;
		4114	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4115	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4116	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4117	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4118	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		4119
3157	cf::sync_job {	4120	cf::sync_job {
3158	eval {	4121	eval {
3159	BDB::db_env_open	4122	BDB::db_env_open
3160	$DB_ENV,	4123	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4125	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4126	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	4127	0666;
3165		4128
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4129	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	4130	};
3171		4131
3172	cf::cleanup "db_env_open(db): $@" if $@;	4132	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	4133	};
3174	}	4134	}
		4135
		4136	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4137	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4138	};
		4139	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4140	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4141	};
		4142	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4143	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4144	};
3175	}	4145	}
3176		4146
3177	{	4147	{
		4148	# configure IO::AIO
		4149
3178	IO::AIO::min_parallel 8;	4150	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	4151	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	4152	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	4153	}
3191		4154
3192	my $_log_backtrace;	4155	my $_log_backtrace;
3193		4156
3194	sub _log_backtrace {	4157	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	4160	$msg =~ s/\n//;
3198		4161
3199	# limit the # of concurrent backtraces	4162	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	4163	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	4164	++$_log_backtrace;
		4165	my $perl_bt = Carp::longmess $msg;
3202	async {	4166	async {
		4167	$Coro::current->{desc} = "abt $msg";
		4168
3203	my @bt = fork_call {	4169	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	4170	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4171	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4172	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	4173	or die "addr2line: $!";
…		…
3215	}	4181	}
3216		4182
3217	@funcs	4183	@funcs
3218	};	4184	};
3219		4185
3220	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $perl_bt\n";
		4187	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	4188	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	4189	--$_log_backtrace;
3223	};	4190	};
3224	} else {	4191	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	4192	LOG llevInfo, "[ABT] $msg\n";
3226	LOG llevInfo, "[ABT] [suppressed]\n";	4193	LOG llevInfo, "[ABT] [suppressed]\n";
3227	}	4194	}
3228	}	4195	}
3229		4196
3230	# load additional modules	4197	# load additional modules
3231	use cf::pod;	4198	require "cf/$_.pm" for @EXTRA_MODULES;
		4199	cf::_connect_to_perl_2;
3232		4200
3233	END { cf::emergency_save }	4201	END { cf::emergency_save }
3234		4202
3235	1	4203	1
3236		4204

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