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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.337 by root, Tue Aug 21 00:54:01 2007 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 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 3.64 ();	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;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	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;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	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
170	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
171	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.
172		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	250	that call.
178		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
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$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;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	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	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		404
266	=item cf::lock_wait $string	405	=item cf::lock_wait $string
267		406
268	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
269		408
270	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
271		410
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
275	returned.	414	returned.
276		415
		416	Locks are *not* recursive, locking from the same coro twice results in a
		417	deadlocked coro.
		418
277	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
278	uses map_find and cf::map::load uses map_load).	420	uses map_find and cf::map::load uses map_load).
279		421
280	=item $locked = cf::lock_active $string	422	=item $locked = cf::lock_active $string
281		423
282	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.
283		425
284	=cut	426	=cut
285		427
286	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
287		429
288	sub lock_wait($) {	430	sub lock_wait($) {
289	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	432	}
297		433
298	sub lock_acquire($) {	434	sub lock_acquire($) {
299	my ($key) = @_;	435	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	436	}
311		437
312	sub lock_active($) {	438	sub lock_active($) {
313	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	440	}
317		441
318	sub freeze_mainloop {	442	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
320		444
321	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	446	}
323	};	447
324	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
325	$guard	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($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
326	}	461	}
327		462
328	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
329		464
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		473
339	=cut	474	=cut
340		475
341	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
343		479
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
346	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
347		486
348	while () {	487	while () {
349	next_job:	488	next_job:
		489
350	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	491
352	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	496	$job->[2]->send;
356	Coro::cede;	497	Coro::cede;
357	goto next_job;	498	goto next_job;
358	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	501	}
360	}	502	}
361		503
362	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	507	$signal->wait;
366	} else {	508	} else {
		509	$busy = 0;
367	Coro::schedule;	510	Coro::schedule;
368	}	511	}
369	}	512	}
370	};	513	};
371		514
372	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
373	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
374		519
375	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
376	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
377		523
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
391		537
392	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
393		539
394	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
395		541
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	545	acceptable.
400		546
401	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
402	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
…		…
406	=cut	552	=cut
407		553
408	sub sync_job(&) {	554	sub sync_job(&) {
409	my ($job) = @_;	555	my ($job) = @_;
410		556
411	if ($Coro::current == $Coro::main) {	557	if (in_main) {
412	my $time = Event::time;	558	my $time = AE::time;
413		559
414	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
416		562
417	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	564
419	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
420		566
421	my $busy = 1;	567	my $busy = 1;
422	my @res;	568	my @res;
423		569
424	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	572	@res = eval { $job->() };
426	warn $@ if $@;	573	error $@ if $@;
427	undef $busy;	574	undef $busy;
428	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
429		576
430	while ($busy) {	577	while ($busy) {
431	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
432	}	582	}
		583	}
433		584
434	$time = Event::time - $time;	585	my $time = AE::time - $time;
435		586
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
440		588
441	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
442	} else {	590	} else {
443	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
444		592
…		…
464	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
465		613
466	$coro	614	$coro
467	}	615	}
468		616
469	=item fork_call { }, $args	617	=item fork_call { }, @args
470		618
471	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
472	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
475		623
476	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
477		629
478	sub fork_call(&@) {	630	sub fork_call(&@) {
479	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
480		632
481	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
484		636
485	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
486	reset_signals;	638	cf::post_fork;
487	&$cb	639	&$cb
488	}, @args;	640	} @args;
489		641
490	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		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
491	}	681	}
492		682
493	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
494		684
495	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
498		688
499	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
500	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).
501		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
502	=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	}
503		718
504	our $DB;	719	our $DB;
505		720
506	sub db_init {	721	sub db_init {
507	unless ($DB) {	722	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	723	}
522		724
523	sub db_get($$) {	725	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
525		727
526	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
527	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
528		732
529	$! ? ()	733	$! ? ()
530	: $data	734	: $data
531	}
532	}	735	}
533		736
534	sub db_put($$$) {	737	sub db_put($$$) {
535	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575	if (1) {	778	if (1) {
576	$md5 =	779	$md5 =
577	join "\x00",	780	join "\x00",
578	$processversion,	781	$processversion,
579	map {	782	map {
580	Coro::cede;	783	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	784	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	785	} 0.. $#$src;
583		786
584		787
585	my $dbmd5 = db_get cache => "$id/md5";	788	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		795
593	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	797	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
596		799
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		801
599	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
602		805
…		…
612		815
613	=cut	816	=cut
614		817
615	sub datalog($@) {	818	sub datalog($@) {
616	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	821	}
619		822
620	=back	823	=back
621		824
622	=cut	825	=cut
623		826
624	#############################################################################	827	#############################################################################
625		828
626	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
627		830
628	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
629	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")
630	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
631		834
632	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>
633	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
634	Crossfire TRT).	837	Deliantra).
635		838
636	=over 4	839	=over 4
637		840
638	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
639		842
…		…
683	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
684		887
685	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
686	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
687		890
688	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		893
691	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
692		895
693	=over 4	896	=over 4
…		…
817		1020
818	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1023
821	} elsif (ref $type) {	1024	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
823		1026
824	} else {	1027	} else {
825	shift @arg;	1028	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
827	}	1030	}
828	}	1031	}
829	}	1032	}
830		1033
831	sub _object_attach {	1034	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
842	}	1045	}
843		1046
844	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
845	} else {	1048	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1050	}
848		1051
849	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
850	}	1053	}
851		1054
…		…
910		1113
911	for (@$callbacks) {	1114	for (@$callbacks) {
912	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
913		1116
914	if ($@) {	1117	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1119	override;
918	}	1120	}
919		1121
920	return 1 if $override;	1122	return 1 if $override;
921	}	1123	}
922		1124
923	0	1125	0
924	}	1126	}
925		1127
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1129
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1131
930	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
931		1133
…		…
937		1139
938	=cut	1140	=cut
939		1141
940	#############################################################################	1142	#############################################################################
941	# object support	1143	# object support
942	#
943		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#
944	sub _can_merge {	1178	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
946		1180
947	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1182
951	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
952	}	1185	}
953		1186
954	sub reattach {	1187	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1189	my ($obj) = @_;
957		1190
		1191	# no longer needed after getting rid of delete_package?
958	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
959		1193
960	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
961		1195
962	@$registry = ();	1196	@$registry = ();
963		1197
…		…
968	for (@$attach) {	1202	for (@$attach) {
969	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
971	}	1205	}
972	} else {	1206	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1208	}
975	}	1209	}
976	}	1210	}
977		1211
978	cf::attachable->attach (	1212	cf::attachable->attach (
979	prio => -1000000,	1213	prio => -1000000,
980	on_instantiate => sub {	1214	on_instantiate => sub {
981	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
982		1216
983	$data = from_json $data;	1217	$data = decode_json $data;
984		1218
985	for (@$data) {	1219	for (@$data) {
986	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
987		1221
988	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1238	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1006		1240
1007	sync_job {	1241	sync_job {
1008	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1011		1247
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1255	aio_close $fh;
1017		1256
1018	if (@$objs) {	1257	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1266	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1268	}
1027	} else {	1269	} else {
1028	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1029	}	1271	}
1030		1272
1031	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1277	} else {
1033	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1034	}	1279	}
1035	} else {	1280	} else {
1036	aio_unlink $filename;	1281	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1038	}	1283	}
1039	}	1284	};
1040	}	1285	}
1041		1286
1042	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1044		1289
…		…
1056	or return;	1301	or return;
1057		1302
1058	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1305	or return;
		1306
1061	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1062	}	1309	}
1063		1310
		1311	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
		1315
1066	return ($data, $av);	1316	($data, $av)
1067	}	1317	}
1068		1318
1069	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
1070		1320
1071	=over 4	1321	=over 4
…		…
1125	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1126		1376
1127	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1128	}	1378	}
1129		1379
		1380	use File::Glob ();
		1381
1130	cf::player->attach (	1382	cf::player->attach (
1131	on_command => sub {	1383	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1133		1385
1134	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1135	or return;	1387	or return;
1136		1388
…		…
1149	my ($type, $reply, @payload) =	1401	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1402	"ARRAY" eq ref $msg
1151	? @$msg	1403	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1404	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1405
		1406	my @reply;
		1407
1154	if (my $cb = $EXTCMD{$type}) {	1408	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1409	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1410	}
		1411
		1412	$pl->ext_reply ($reply, @reply)
		1413	if $reply;
		1414
1160	} else {	1415	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1417	}
1163		1418
1164	cf::override;	1419	cf::override;
1165	},	1420	},
1166	);	1421	);
1167		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
1168	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1169	cf::sync_job {	1439	cf::sync_job {
1170	my %todo;	1440	my %todo;
1171		1441
1172	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1173	next unless -r $path;	1443	next unless -r $path;
…		…
1191		1461
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1464
1195	$ext{source} =	1465	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1197	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1198	. $source	1468	. $source
1199	. "\n};\n1";	1469	. "\n};\n1";
1200		1470
1201	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1202	}	1472	}
1203		1473
		1474	my $pass = 0;
1204	my %done;	1475	my %done;
1205	while (%todo) {	1476	while (%todo) {
1206	my $progress;	1477	my $progress;
1207		1478
		1479	++$pass;
		1480
		1481	ext:
1208	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1484	next ext
1211	unless exists $done{$_};	1485	unless exists $done{$_};
1212	}	1486	}
1213		1487
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1489
1216	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1221	warn $msg;	1497
1222	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1499	delete $todo{$k};
1224	}	1500	} else {
1225		1501	$done{$k} = delete $todo{$k};
1226	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1227	}	1507	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1508	}
1233		1509
1234	skip:	1510	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	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	}
1237	}	1518	}
1238	};	1519	};
1239	}	1520	}
1240		1521
1241	#############################################################################	1522	#############################################################################
1242		1523
1243	=back	1524	=back
1244		1525
1245	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1246		1527
1247	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1248		1529
1249	=cut	1530	=cut
1250		1531
1251	package cf::player;	1532	package cf::player;
1252		1533
1253	use Coro::AIO;	1534	use Coro::AIO;
1254		1535
1255	=head3 cf::player	1536	=head3 cf::player
1256		1537
1257	=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	}
1258		1553
1259	=item cf::player::find $login	1554	=item cf::player::find $login
1260		1555
1261	Returns the given player object, loading it if necessary (might block).	1556	Returns the given player object, loading it if necessary (might block).
1262		1557
…		…
1281		1576
1282	sub exists($) {	1577	sub exists($) {
1283	my ($login) = @_;	1578	my ($login) = @_;
1284		1579
1285	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1287	}	1582	}
1288		1583
1289	sub find($) {	1584	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1586	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1593	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1594	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1595	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1597
1303	my $pl = load_pl path $login	1598	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1306	}	1607	}
1307	}	1608	}
1308	}	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	);
1309		1623
1310	sub save($) {	1624	sub save($) {
1311	my ($pl) = @_;	1625	my ($pl) = @_;
1312		1626
1313	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1319		1633
1320	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1322		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
1323	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1324	Coro::cede;	1643	cf::cede_to_tick;
1325	}	1644	}
1326		1645
1327	sub new($) {	1646	sub new($) {
1328	my ($login) = @_;	1647	my ($login) = @_;
1329		1648
…		…
1358	my ($pl) = @_;	1677	my ($pl) = @_;
1359		1678
1360	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1361		1680
1362	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1363	$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
1364		1683
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1366	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1368	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1369		1692
1370	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1372	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1407	or return [];	1730	or return [];
1408		1731
1409	my @logins;	1732	my @logins;
1410		1733
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1743	}
1415		1744
1416	utf8::decode $login;	1745	utf8::decode $login;
1417	push @logins, $login;	1746	push @logins, $login;
1418	}	1747	}
1419		1748
1420	\@logins	1749	\@logins
1421	}	1750	}
1422		1751
1423	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1424		1755
1425	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1426	player. May block.	1757	player. May block.
1427		1758
1428	=cut	1759	=cut
…		…
1446	}	1777	}
1447		1778
1448	\@paths	1779	\@paths
1449	}	1780	}
1450		1781
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1783
1453	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1785
1501	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1502		1787
1503	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1504		1789
…		…
1536		1821
1537	=cut	1822	=cut
1538		1823
1539	sub find_by_path($) {	1824	sub find_by_path($) {
1540	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1541		1828
1542	my ($match, $specificity);	1829	my ($match, $specificity);
1543		1830
1544	for my $region (list) {	1831	for my $region (list) {
1545	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1571	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1573		1860
1574	sub generate_random_map {	1861	sub generate_random_map {
1575	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
1576	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1867	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp, $rmp->{total_map_hp},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581	$rmp->{exit_on_final_map},
1582	$rmp->{xsize}, $rmp->{ysize},
1583	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1585	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1586	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1587	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1588	(cf::region::find $rmp->{region}), $rmp->{custom}	1869	(cf::region::find $rmp->{region})
1589	)	1870	)
1590	}	1871	}
1591		1872
1592	=item cf::map->register ($regex, $prio)	1873	=item cf::map->register ($regex, $prio)
1593		1874
…		…
1599		1880
1600	sub register {	1881	sub register {
1601	my (undef, $regex, $prio) = @_;	1882	my (undef, $regex, $prio) = @_;
1602	my $pkg = caller;	1883	my $pkg = caller;
1603		1884
1604	no strict;
1605	push @{"$pkg\::ISA"}, __PACKAGE__;	1885	push @{"$pkg\::ISA"}, __PACKAGE__;
1606		1886
1607	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1887	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1608	}	1888	}
1609		1889
1610	# also paths starting with '/'	1890	# also paths starting with '/'
1611	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1891	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1612		1892
1613	sub thawer_merge {	1893	sub thawer_merge {
1614	my ($self, $merge) = @_;	1894	my ($self, $merge) = @_;
1615		1895
1616	# we have to keep some variables in memory intact	1896	# we have to keep some variables in memory intact
…		…
1621	}	1901	}
1622		1902
1623	sub normalise {	1903	sub normalise {
1624	my ($path, $base) = @_;	1904	my ($path, $base) = @_;
1625		1905
1626	$path = "$path"; # make sure its a string	1906	$path = "$path"; # make sure it's a string
1627		1907
1628	$path =~ s/\.map$//;	1908	$path =~ s/\.map$//;
1629		1909
1630	# map plan:	1910	# map plan:
1631	#	1911	#
…		…
1646	$base =~ s{[^/]+/?$}{};	1926	$base =~ s{[^/]+/?$}{};
1647	$path = "$base/$path";	1927	$path = "$base/$path";
1648	}	1928	}
1649		1929
1650	for ($path) {	1930	for ($path) {
1651	redo if s{//}{/};
1652	redo if s{/\.?/}{/};	1931	redo if s{/\.?/}{/};
1653	redo if s{/[^/]+/\.\./}{/};	1932	redo if s{/[^/]+/\.\./}{/};
1654	}	1933	}
1655		1934
1656	$path	1935	$path
…		…
1670	$self->init; # pass $1 etc.	1949	$self->init; # pass $1 etc.
1671	return $self;	1950	return $self;
1672	}	1951	}
1673	}	1952	}
1674		1953
1675	Carp::cluck "unable to resolve path '$path' (base '$base').";	1954	Carp::cluck "unable to resolve path '$path' (base '$base')";
1676	()	1955	()
1677	}	1956	}
1678		1957
1679	sub init {	1958	sub init {
1680	my ($self) = @_;	1959	my ($self) = @_;
…		…
1702		1981
1703	# the temporary/swap location	1982	# the temporary/swap location
1704	sub save_path {	1983	sub save_path {
1705	my ($self) = @_;	1984	my ($self) = @_;
1706		1985
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1986	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1987	"$TMPDIR/$path.map"
1709	}	1988	}
1710		1989
1711	# the unique path, undef == no special unique path	1990	# the unique path, undef == no special unique path
1712	sub uniq_path {	1991	sub uniq_path {
1713	my ($self) = @_;	1992	my ($self) = @_;
1714		1993
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1994	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1995	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1996	}
1727		1997
1728	sub decay_objects {	1998	sub decay_objects {
1729	my ($self) = @_;	1999	my ($self) = @_;
1730		2000
…		…
1743		2013
1744	sub load_header_from($) {	2014	sub load_header_from($) {
1745	my ($self, $path) = @_;	2015	my ($self, $path) = @_;
1746		2016
1747	utf8::encode $path;	2017	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	2018	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	2019	or return;
		2020
		2021	$self->_load_header ($f)
		2022	or return;
		2023
		2024	local $MAP_LOADING{$self->{path}} = $self;
		2025	$f->resolve_delayed_derefs;
1753		2026
1754	$self->{load_path} = $path;	2027	$self->{load_path} = $path;
1755		2028
1756	1	2029	1
1757	}	2030	}
…		…
1809		2082
1810	sub find;	2083	sub find;
1811	sub find {	2084	sub find {
1812	my ($path, $origin) = @_;	2085	my ($path, $origin) = @_;
1813		2086
		2087	cf::cede_to_tick;
		2088
1814	$path = normalise $path, $origin && $origin->path;	2089	$path = normalise $path, $origin && $origin->path;
1815		2090
		2091	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2092	my $guard2 = cf::lock_acquire "map_find:$path";
1817		2093
1818	$cf::MAP{$path} || do {	2094	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	2095	my $map = new_from_path cf::map $path
1821	or return;	2096	or return;
1822		2097
1823	$map->{last_save} = $cf::RUNTIME;	2098	$map->{last_save} = $cf::RUNTIME;
1824		2099
…		…
1826	or return;	2101	or return;
1827		2102
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2103	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2104	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2105	#$cf::WAIT_FOR_TICK->wait;
		2106	undef $guard2;
		2107	undef $guard1;
1831	$map->reset;	2108	$map->reset;
1832	undef $guard;
1833	return find $path;	2109	return find $path;
1834	}	2110	}
1835		2111
1836	$cf::MAP{$path} = $map	2112	$cf::MAP{$path} = $map
1837	}	2113	}
1838	}	2114	}
1839		2115
1840	sub pre_load { }	2116	sub pre_load { }
1841	sub post_load { }	2117	#sub post_load { } # XS
1842		2118
1843	sub load {	2119	sub load {
1844	my ($self) = @_;	2120	my ($self) = @_;
1845		2121
1846	local $self->{deny_reset} = 1; # loading can take a long time	2122	local $self->{deny_reset} = 1; # loading can take a long time
1847		2123
1848	my $path = $self->{path};	2124	my $path = $self->{path};
1849		2125
1850	{	2126	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2127	my $guard = cf::lock_acquire "map_data:$path";
1852		2128
		2129	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2130	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2131
1855	$self->in_memory (cf::MAP_LOADING);	2132	$self->in_memory (cf::MAP_LOADING);
1856		2133
1857	$self->alloc;	2134	$self->alloc;
1858		2135
1859	$self->pre_load;	2136	$self->pre_load;
1860	Coro::cede;	2137	cf::cede_to_tick;
1861		2138
		2139	my $f = new_from_file cf::object::thawer $self->{load_path};
		2140	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2141	$self->_load_objects ($f)
1863	or return;	2142	or return;
1864		2143
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2144	$self->post_load_original
1866	if delete $self->{load_original};	2145	if delete $self->{load_original};
1867		2146
1868	if (my $uniq = $self->uniq_path) {	2147	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2148	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2149	unless (aio_stat $uniq) {
		2150	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2151	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2152	$self->_load_objects ($f);
		2153	$f->resolve_delayed_derefs;
		2154	}
1873	}	2155	}
1874	}	2156	}
1875		2157
1876	Coro::cede;	2158	$f->resolve_delayed_derefs;
		2159
		2160	cf::cede_to_tick;
1877	# now do the right thing for maps	2161	# now do the right thing for maps
1878	$self->link_multipart_objects;	2162	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2163	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2164	unless $self->difficulty;
1881	Coro::cede;	2165	cf::cede_to_tick;
1882		2166
1883	unless ($self->{deny_activate}) {	2167	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2168	$self->decay_objects;
1885	$self->fix_auto_apply;	2169	$self->fix_auto_apply;
1886	$self->update_buttons;	2170	$self->update_buttons;
1887	Coro::cede;	2171	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2172	$self->activate;
1891	}	2173	}
1892		2174
1893	$self->{last_save} = $cf::RUNTIME;	2175	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2176	$self->last_access ($cf::RUNTIME);
1895		2177
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2178	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2179	}
1898		2180
1899	$self->post_load;	2181	$self->post_load;
1900	}
1901		2182
		2183	1
		2184	}
		2185
		2186	# customize the map for a given player, i.e.
		2187	# return the _real_ map. used by e.g. per-player
		2188	# maps to change the path to ~playername/mappath
1902	sub customise_for {	2189	sub customise_for {
1903	my ($self, $ob) = @_;	2190	my ($self, $ob) = @_;
1904		2191
1905	return find "~" . $ob->name . "/" . $self->{path}	2192	return find "~" . $ob->name . "/" . $self->{path}
1906	if $self->per_player;	2193	if $self->per_player;
…		…
1922	or next;	2209	or next;
1923	$neigh = find $neigh, $map	2210	$neigh = find $neigh, $map
1924	or next;	2211	or next;
1925	$neigh->load;	2212	$neigh->load;
1926		2213
		2214	# now find the diagonal neighbours
1927	push @neigh,	2215	push @neigh,
1928	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2216	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1929	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2217	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1930	}	2218	}
1931		2219
…		…
1938	}	2226	}
1939		2227
1940	sub find_sync {	2228	sub find_sync {
1941	my ($path, $origin) = @_;	2229	my ($path, $origin) = @_;
1942		2230
1943	cf::sync_job { find $path, $origin }	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2232	if $Coro::current == $Coro::main;
		2233
		2234	find $path, $origin
1944	}	2235	}
1945		2236
1946	sub do_load_sync {	2237	sub do_load_sync {
1947	my ($map) = @_;	2238	my ($map) = @_;
1948		2239
1949	cf::sync_job { $map->load };	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2241	if $Coro::current == $Coro::main;
		2242
		2243	$map->load;
1950	}	2244	}
1951		2245
1952	our %MAP_PREFETCH;	2246	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2247	our $MAP_PREFETCHER = undef;
1954		2248
1955	sub find_async {	2249	sub find_async {
1956	my ($path, $origin) = @_;	2250	my ($path, $origin, $load) = @_;
1957		2251
1958	$path = normalise $path, $origin && $origin->{path};	2252	$path = normalise $path, $origin && $origin->{path};
1959		2253
1960	if (my $map = $cf::MAP{$path}) {	2254	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2255	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2256	}
1963		2257
1964	undef $MAP_PREFETCH{$path};	2258	$MAP_PREFETCH{$path} |= $load;
		2259
1965	$MAP_PREFETCHER ||= cf::async {	2260	$MAP_PREFETCHER ||= cf::async {
		2261	$Coro::current->{desc} = "map prefetcher";
		2262
1966	while (%MAP_PREFETCH) {	2263	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2264	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2265	if (my $map = find $k) {
1969	$map->load;	2266	$map->load if $v;
1970	}	2267	}
1971		2268
1972	delete $MAP_PREFETCH{$path};	2269	delete $MAP_PREFETCH{$k};
1973	}	2270	}
1974	}	2271	}
1975	undef $MAP_PREFETCHER;	2272	undef $MAP_PREFETCHER;
1976	};	2273	};
1977	$MAP_PREFETCHER->prio (6);	2274	$MAP_PREFETCHER->prio (6);
1978		2275
1979	()	2276	()
1980	}	2277	}
1981		2278
		2279	# common code, used by both ->save and ->swapout
1982	sub save {	2280	sub _save {
1983	my ($self) = @_;	2281	my ($self) = @_;
1984
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;
1986		2282
1987	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
1988		2284
1989	return unless $self->dirty;	2285	return unless $self->dirty;
1990		2286
…		…
1996	return if $self->{deny_save};	2292	return if $self->{deny_save};
1997		2293
1998	local $self->{last_access} = $self->last_access;#d#	2294	local $self->{last_access} = $self->last_access;#d#
1999		2295
2000	cf::async {	2296	cf::async {
		2297	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2298	$_->contr->save for $self->players;
2002	};	2299	};
		2300
		2301	cf::get_slot 0.02;
2003		2302
2004	if ($uniq) {	2303	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2304	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2305	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2306	} else {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2307	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2009	}	2308	}
2010	}	2309	}
2011		2310
		2311	sub save {
		2312	my ($self) = @_;
		2313
		2314	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2315
		2316	$self->_save;
		2317	}
		2318
2012	sub swap_out {	2319	sub swap_out {
2013	my ($self) = @_;	2320	my ($self) = @_;
2014		2321
2015	# save first because save cedes
2016	$self->save;
2017
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2323
		2324	return if $self->in_memory != cf::MAP_ACTIVE;
		2325	return if $self->{deny_save};
2020	return if $self->players;	2326	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;
2022	return if $self->{deny_save};
2023		2327
		2328	# first deactivate the map and "unlink" it from the core
		2329	$self->deactivate;
		2330	$_->clear_links_to ($self) for values %cf::MAP;
		2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# then atomically save
		2334	$self->_save;
		2335
		2336	# then free the map
2024	$self->clear;	2337	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2338	}
2027		2339
2028	sub reset_at {	2340	sub reset_at {
2029	my ($self) = @_;	2341	my ($self) = @_;
2030		2342
…		…
2048		2360
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2362
2051	return if $self->players;	2363	return if $self->players;
2052		2364
2053	warn "resetting map ", $self->path;	2365	cf::trace "resetting map ", $self->path, "\n";
2054		2366
2055	$self->in_memory (cf::MAP_SWAPPED);	2367	$self->in_memory (cf::MAP_SWAPPED);
2056		2368
2057	# need to save uniques path	2369	# need to save uniques path
2058	unless ($self->{deny_save}) {	2370	unless ($self->{deny_save}) {
…		…
2062	if $uniq;	2374	if $uniq;
2063	}	2375	}
2064		2376
2065	delete $cf::MAP{$self->path};	2377	delete $cf::MAP{$self->path};
2066		2378
		2379	$self->deactivate;
		2380	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2381	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2382
2071	$self->unlink_save;	2383	$self->unlink_save;
2072	$self->destroy;	2384	$self->destroy;
2073	}	2385	}
2074		2386
2075	my $nuke_counter = "aaaa";	2387	my $nuke_counter = "aaaa";
2076		2388
2077	sub nuke {	2389	sub nuke {
2078	my ($self) = @_;	2390	my ($self) = @_;
2079		2391
		2392	{
		2393	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2394
2080	delete $cf::MAP{$self->path};	2395	delete $cf::MAP{$self->path};
2081		2396
2082	$self->unlink_save;	2397	$self->unlink_save;
2083		2398
2084	bless $self, "cf::map";	2399	bless $self, "cf::map::wrap";
2085	delete $self->{deny_reset};	2400	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2401	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2402	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2403	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2404
2090	$cf::MAP{$self->path} = $self;	2405	$cf::MAP{$self->path} = $self;
		2406	}
2091		2407
2092	$self->reset; # polite request, might not happen	2408	$self->reset; # polite request, might not happen
2093	}	2409	}
2094		2410
2095	=item $maps = cf::map::tmp_maps	2411	=item $maps = cf::map::tmp_maps
…		…
2137		2453
2138	sub unique_maps() {	2454	sub unique_maps() {
2139	[	2455	[
2140	map {	2456	map {
2141	utf8::decode $_;	2457	utf8::decode $_;
2142	/\.map$/	2458	s/\.map$//; # TODO future compatibility hack
		2459	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2460	? ()
2143	? normalise $_	2461	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2462	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2463	]
2147	}	2464	}
2148		2465
2149	package cf;	2466	=item cf::map::static_maps
		2467
		2468	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2469	file in the shared directory excluding F</styles> and F</editor>). May
		2470	block.
		2471
		2472	=cut
		2473
		2474	sub static_maps() {
		2475	my @dirs = "";
		2476	my @maps;
		2477
		2478	while (@dirs) {
		2479	my $dir = shift @dirs;
		2480
		2481	next if $dir eq "/styles" || $dir eq "/editor";
		2482
		2483	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2484	or return;
		2485
		2486	for (@$files) {
		2487	s/\.map$// or next;
		2488	utf8::decode $_;
		2489	push @maps, "$dir/$_";
		2490	}
		2491
		2492	push @dirs, map "$dir/$_", @$dirs;
		2493	}
		2494
		2495	\@maps
		2496	}
2150		2497
2151	=back	2498	=back
2152		2499
2153	=head3 cf::object	2500	=head3 cf::object
2154		2501
…		…
2158		2505
2159	=over 4	2506	=over 4
2160		2507
2161	=item $ob->inv_recursive	2508	=item $ob->inv_recursive
2162		2509
2163	Returns the inventory of the object _and_ their inventories, recursively.	2510	Returns the inventory of the object I<and> their inventories, recursively,
		2511	but I<not> the object itself.
2164		2512
2165	=cut	2513	=cut
2166		2514
2167	sub inv_recursive_;	2515	sub inv_recursive_;
2168	sub inv_recursive_ {	2516	sub inv_recursive_ {
…		…
2171		2519
2172	sub inv_recursive {	2520	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2521	inv_recursive_ inv $_[0]
2174	}	2522	}
2175		2523
		2524	=item $ref = $ob->ref
		2525
		2526	Creates and returns a persistent reference to an object that can be stored as a string.
		2527
		2528	=item $ob = cf::object::deref ($refstring)
		2529
		2530	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2531	even if the object actually exists. May block.
		2532
		2533	=cut
		2534
		2535	sub deref {
		2536	my ($ref) = @_;
		2537
		2538	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2539	my ($uuid, $name) = ($1, $2);
		2540	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2541	or return;
		2542	$pl->ob->uuid eq $uuid
		2543	or return;
		2544
		2545	$pl->ob
		2546	} else {
		2547	warn "$ref: cannot resolve object reference\n";
		2548	undef
		2549	}
		2550	}
		2551
2176	package cf;	2552	package cf;
2177		2553
2178	=back	2554	=back
2179		2555
2180	=head3 cf::object::player	2556	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2562	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	can be C<undef>. Does the right thing when the player is currently in a	2563	can be C<undef>. Does the right thing when the player is currently in a
2188	dialogue with the given NPC character.	2564	dialogue with the given NPC character.
2189		2565
2190	=cut	2566	=cut
		2567
		2568	our $SAY_CHANNEL = {
		2569	id => "say",
		2570	title => "Map",
		2571	reply => "say ",
		2572	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2573	};
		2574
		2575	our $CHAT_CHANNEL = {
		2576	id => "chat",
		2577	title => "Chat",
		2578	reply => "chat ",
		2579	tooltip => "Player chat and shouts, global to the server.",
		2580	};
2191		2581
2192	# rough implementation of a future "reply" method that works	2582	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2583	# with dialog boxes.
2194	#TODO: the first argument must go, split into a $npc->reply_to ( method	2584	#TODO: the first argument must go, split into a $npc->reply_to ( method
2195	sub cf::object::player::reply($$$;$) {	2585	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2597	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2598	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2599
2210	} else {	2600	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2601	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2602	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2603	}
2214	}	2604	}
2215	}	2605	}
2216		2606
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2607	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2632
2243	=item $player_object->enter_link	2633	=item $player_object->enter_link
2244		2634
2245	Freezes the player and moves him/her to a special map (C<{link}>).	2635	Freezes the player and moves him/her to a special map (C<{link}>).
2246		2636
2247	The player should be reasonably safe there for short amounts of time. You	2637	The player should be reasonably safe there for short amounts of time (e.g.
2248	I<MUST> call C<leave_link> as soon as possible, though.	2638	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2639	though, as the player cannot control the character while it is on the link
		2640	map.
2249		2641
2250	Will never block.	2642	Will never block.
2251		2643
2252	=item $player_object->leave_link ($map, $x, $y)	2644	=item $player_object->leave_link ($map, $x, $y)
2253		2645
…		…
2273	sub cf::object::player::enter_link {	2665	sub cf::object::player::enter_link {
2274	my ($self) = @_;	2666	my ($self) = @_;
2275		2667
2276	$self->deactivate_recursive;	2668	$self->deactivate_recursive;
2277		2669
		2670	++$self->{_link_recursion};
		2671
2278	return if UNIVERSAL::isa $self->map, "ext::map_link";	2672	return if UNIVERSAL::isa $self->map, "ext::map_link";
2279		2673
2280	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2674	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2281	if $self->map && $self->map->{path} ne "{link}";	2675	if $self->map && $self->map->{path} ne "{link}";
2282		2676
2283	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2677	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2284	}	2678	}
2285		2679
2286	sub cf::object::player::leave_link {	2680	sub cf::object::player::leave_link {
2287	my ($self, $map, $x, $y) = @_;	2681	my ($self, $map, $x, $y) = @_;
2288		2682
…		…
2305	($x, $y) = (-1, -1)	2699	($x, $y) = (-1, -1)
2306	unless (defined $x) && (defined $y);	2700	unless (defined $x) && (defined $y);
2307		2701
2308	# use -1 or undef as default coordinates, not 0, 0	2702	# use -1 or undef as default coordinates, not 0, 0
2309	($x, $y) = ($map->enter_x, $map->enter_y)	2703	($x, $y) = ($map->enter_x, $map->enter_y)
2310	if $x <=0 && $y <= 0;	2704	if $x <= 0 && $y <= 0;
2311		2705
2312	$map->load;	2706	$map->load;
2313	$map->load_neighbours;	2707	$map->load_neighbours;
2314		2708
2315	return unless $self->contr->active;	2709	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2710
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2711	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2712	if ($self->enter_map ($map, $x, $y)) {
2320	}	2713	# entering was successful
		2714	delete $self->{_link_recursion};
		2715	# only activate afterwards, to support waiting in hooks
		2716	$self->activate_recursive;
		2717	}
2321		2718
		2719	}
		2720
2322	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2721	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2323		2722
2324	Moves the player to the given map-path and coordinates by first freezing	2723	Moves the player to the given map-path and coordinates by first freezing
2325	her, loading and preparing them map, calling the provided $check callback	2724	her, loading and preparing them map, calling the provided $check callback
2326	that has to return the map if sucecssful, and then unfreezes the player on	2725	that has to return the map if sucecssful, and then unfreezes the player on
2327	the new (success) or old (failed) map position. In either case, $done will	2726	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2727	be called at the end of this process.
2329		2728
		2729	Note that $check will be called with a potentially non-loaded map, so if
		2730	it needs a loaded map it has to call C<< ->load >>.
		2731
2330	=cut	2732	=cut
2331		2733
2332	our $GOTOGEN;	2734	our $GOTOGEN;
2333		2735
2334	sub cf::object::player::goto {	2736	sub cf::object::player::goto {
2335	my ($self, $path, $x, $y, $check, $done) = @_;	2737	my ($self, $path, $x, $y, $check, $done) = @_;
2336		2738
		2739	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2740	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2741	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2742	($path, $x, $y) = @$EMERGENCY_POSITION;
		2743	}
		2744
2337	# do generation counting so two concurrent goto's will be executed in-order	2745	# do generation counting so two concurrent goto's will be executed in-order
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2746	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2747
2340	$self->enter_link;	2748	$self->enter_link;
2341		2749
2342	(async {	2750	(async {
		2751	$Coro::current->{desc} = "player::goto $path $x $y";
		2752
		2753	# *tag paths override both path and x|y
		2754	if ($path =~ /^\*(.*)$/) {
		2755	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2756	my $ob = $obs[rand @obs];
		2757
		2758	# see if we actually can go there
		2759	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2760	$ob = $obs[rand @obs];
		2761	} else {
		2762	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2763	}
		2764	# else put us there anyways for now #d#
		2765
		2766	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2767	} else {
		2768	($path, $x, $y) = (undef, undef, undef);
		2769	}
		2770	}
		2771
2343	my $map = eval {	2772	my $map = eval {
2344	my $map = cf::map::find $path;	2773	my $map = defined $path ? cf::map::find $path : undef;
2345		2774
2346	if ($map) {	2775	if ($map) {
2347	$map = $map->customise_for ($self);	2776	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2777	$map = $check->($map, $x, $y, $self) if $check && $map;
2349	} else {	2778	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2779	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2780	}
2352		2781
2353	$map	2782	$map
2354	};	2783	};
2355		2784
…		…
2361	if ($gen == $self->{_goto_generation}) {	2790	if ($gen == $self->{_goto_generation}) {
2362	delete $self->{_goto_generation};	2791	delete $self->{_goto_generation};
2363	$self->leave_link ($map, $x, $y);	2792	$self->leave_link ($map, $x, $y);
2364	}	2793	}
2365		2794
2366	$done->() if $done;	2795	$done->($self) if $done;
2367	})->prio (1);	2796	})->prio (1);
2368	}	2797	}
2369		2798
2370	=item $player_object->enter_exit ($exit_object)	2799	=item $player_object->enter_exit ($exit_object)
2371		2800
…		…
2391	}	2820	}
2392		2821
2393	sub prepare_random_map {	2822	sub prepare_random_map {
2394	my ($exit) = @_;	2823	my ($exit) = @_;
2395		2824
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2825	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2826	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2827	# that depends on the exit object
2401		2828
2402	my $rmp = parse_random_map_params $exit->msg;	2829	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2831	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2832	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2833	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2834	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2835	$rmp->{origin_y} = $exit->y;
		2836
		2837	$exit->map->touch;
2409	}	2838	}
2410		2839
2411	$rmp->{random_seed} ||= $exit->random_seed;	2840	$rmp->{random_seed} ||= $exit->random_seed;
2412		2841
2413	my $data = cf::to_json $rmp;	2842	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2843	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2844	my $meta = "$RANDOMDIR/$md5.meta";
2416		2845
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2846	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2847	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2848	undef $fh;
2420	aio_rename "$meta~", $meta;	2849	aio_rename "$meta~", $meta;
2421		2850
		2851	my $slaying = "?random/$md5";
		2852
		2853	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2854	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2855	$exit->msg (undef);
		2856	}
2424	}	2857	}
2425	}	2858	}
2426		2859
2427	sub cf::object::player::enter_exit {	2860	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2861	my ($self, $exit) = @_;
2429		2862
2430	return unless $self->type == cf::PLAYER;	2863	return unless $self->type == cf::PLAYER;
2431		2864
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2865	$self->enter_link;
2444		2866
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2867	(async {
2450	$self->deactivate_recursive; # just to be sure	2868	$Coro::current->{desc} = "enter_exit";
		2869
2451	unless (eval {	2870	unless (eval {
		2871	$self->deactivate_recursive; # just to be sure
		2872
		2873	# random map handling
		2874	{
		2875	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2876
		2877	prepare_random_map $exit
		2878	if $exit->slaying eq "/!";
		2879	}
		2880
		2881	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2882	my $x = $exit->stats->hp;
		2883	my $y = $exit->stats->sp;
		2884
2452	$self->goto ($slaying, $hp, $sp);	2885	$self->goto ($map, $x, $y);
2453		2886
		2887	# if exit is damned, update players death & WoR home-position
		2888	$self->contr->savebed ($map, $x, $y)
		2889	if $exit->flag (cf::FLAG_DAMNED);
		2890
2454	1;	2891	1
2455	}) {	2892	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2893	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "I'll try to bring you back to the map you were before. "	2894	. "I'll try to bring you back to the map you were before. "
2458	. "Please report this to the dungeon master!",	2895	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2896	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2897
2461	warn "ERROR in enter_exit: $@";	2898	error "ERROR in enter_exit: $@";
2462	$self->leave_link;	2899	$self->leave_link;
2463	}	2900	}
2464	})->prio (1);	2901	})->prio (1);
2465	}	2902	}
2466		2903
…		…
2478	sub cf::client::send_drawinfo {	2915	sub cf::client::send_drawinfo {
2479	my ($self, $text, $flags) = @_;	2916	my ($self, $text, $flags) = @_;
2480		2917
2481	utf8::encode $text;	2918	utf8::encode $text;
2482	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2919	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2920	}
		2921
		2922	=item $client->send_big_packet ($pkt)
		2923
		2924	Like C<send_packet>, but tries to compress large packets, and fragments
		2925	them as required.
		2926
		2927	=cut
		2928
		2929	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2930
		2931	sub cf::client::send_big_packet {
		2932	my ($self, $pkt) = @_;
		2933
		2934	# try lzf for large packets
		2935	$pkt = "lzf " . Compress::LZF::compress $pkt
		2936	if 1024 <= length $pkt and $self->{can_lzf};
		2937
		2938	# split very large packets
		2939	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2940	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2941	$pkt = "frag";
		2942	}
		2943
		2944	$self->send_packet ($pkt);
2483	}	2945	}
2484		2946
2485	=item $client->send_msg ($channel, $msg, $color, [extra...])	2947	=item $client->send_msg ($channel, $msg, $color, [extra...])
2486		2948
2487	Send a drawinfo or msg packet to the client, formatting the msg for the	2949	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2951	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2952	the message unless the client supports the msg packet.
2491		2953
2492	=cut	2954	=cut
2493		2955
		2956	# non-persistent channels (usually the info channel)
		2957	our %CHANNEL = (
		2958	"c/motd" => {
		2959	id => "infobox",
		2960	title => "MOTD",
		2961	reply => undef,
		2962	tooltip => "The message of the day",
		2963	},
		2964	"c/identify" => {
		2965	id => "infobox",
		2966	title => "Identify",
		2967	reply => undef,
		2968	tooltip => "Items recently identified",
		2969	},
		2970	"c/examine" => {
		2971	id => "infobox",
		2972	title => "Examine",
		2973	reply => undef,
		2974	tooltip => "Signs and other items you examined",
		2975	},
		2976	"c/shopinfo" => {
		2977	id => "infobox",
		2978	title => "Shop Info",
		2979	reply => undef,
		2980	tooltip => "What your bargaining skill tells you about the shop",
		2981	},
		2982	"c/book" => {
		2983	id => "infobox",
		2984	title => "Book",
		2985	reply => undef,
		2986	tooltip => "The contents of a note or book",
		2987	},
		2988	"c/lookat" => {
		2989	id => "infobox",
		2990	title => "Look",
		2991	reply => undef,
		2992	tooltip => "What you saw there",
		2993	},
		2994	"c/who" => {
		2995	id => "infobox",
		2996	title => "Players",
		2997	reply => undef,
		2998	tooltip => "Shows players who are currently online",
		2999	},
		3000	"c/body" => {
		3001	id => "infobox",
		3002	title => "Body Parts",
		3003	reply => undef,
		3004	tooltip => "Shows which body parts you posess and are available",
		3005	},
		3006	"c/statistics" => {
		3007	id => "infobox",
		3008	title => "Statistics",
		3009	reply => undef,
		3010	tooltip => "Shows your primary statistics",
		3011	},
		3012	"c/skills" => {
		3013	id => "infobox",
		3014	title => "Skills",
		3015	reply => undef,
		3016	tooltip => "Shows your experience per skill and item power",
		3017	},
		3018	"c/shopitems" => {
		3019	id => "infobox",
		3020	title => "Shop Items",
		3021	reply => undef,
		3022	tooltip => "Shows the items currently for sale in this shop",
		3023	},
		3024	"c/resistances" => {
		3025	id => "infobox",
		3026	title => "Resistances",
		3027	reply => undef,
		3028	tooltip => "Shows your resistances",
		3029	},
		3030	"c/pets" => {
		3031	id => "infobox",
		3032	title => "Pets",
		3033	reply => undef,
		3034	tooltip => "Shows information abotu your pets/a specific pet",
		3035	},
		3036	"c/perceiveself" => {
		3037	id => "infobox",
		3038	title => "Perceive Self",
		3039	reply => undef,
		3040	tooltip => "You gained detailed knowledge about yourself",
		3041	},
		3042	"c/uptime" => {
		3043	id => "infobox",
		3044	title => "Uptime",
		3045	reply => undef,
		3046	tooltip => "How long the server has been running since last restart",
		3047	},
		3048	"c/mapinfo" => {
		3049	id => "infobox",
		3050	title => "Map Info",
		3051	reply => undef,
		3052	tooltip => "Information related to the maps",
		3053	},
		3054	"c/party" => {
		3055	id => "party",
		3056	title => "Party",
		3057	reply => "gsay ",
		3058	tooltip => "Messages and chat related to your party",
		3059	},
		3060	"c/death" => {
		3061	id => "death",
		3062	title => "Death",
		3063	reply => undef,
		3064	tooltip => "Reason for and more info about your most recent death",
		3065	},
		3066	"c/say" => $SAY_CHANNEL,
		3067	"c/chat" => $CHAT_CHANNEL,
		3068	);
		3069
2494	sub cf::client::send_msg {	3070	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	3071	my ($self, $channel, $msg, $color, @extra) = @_;
2496		3072
2497	$msg = $self->pl->expand_cfpod ($msg);	3073	$msg = $self->pl->expand_cfpod ($msg)
		3074	unless $color & cf::NDI_VERBATIM;
2498		3075
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	3076	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		3077
		3078	# check predefined channels, for the benefit of C
		3079	if ($CHANNEL{$channel}) {
		3080	$channel = $CHANNEL{$channel};
		3081
		3082	$self->ext_msg (channel_info => $channel);
		3083	$channel = $channel->{id};
		3084
2501	if (ref $channel) {	3085	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	3086	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	3087	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	3088	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	3089	$self->ext_msg (channel_info => $channel);
2506	}	3090	}
…		…
2508	$channel = $channel->{id};	3092	$channel = $channel->{id};
2509	}	3093	}
2510		3094
2511	return unless @extra || length $msg;	3095	return unless @extra || length $msg;
2512		3096
2513	if ($self->can_msg) {
2514	# default colour, mask it out	3097	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3098	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	3099	if $color & cf::NDI_DEF;
2517		3100
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	3101	my $pkt = "msg "
		3102	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3103	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	3104	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3105
2532	$color &= cf::NDI_COLOR_MASK;	3106	$self->send_big_packet ($pkt);
2533
2534	utf8::encode $msg;
2535
2536	if (0 && $msg =~ /\[/) {
2537	# COMMAND/INFO
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}
2545	}	3107	}
2546		3108
2547	=item $client->ext_msg ($type, @msg)	3109	=item $client->ext_msg ($type, @msg)
2548		3110
2549	Sends an ext event to the client.	3111	Sends an ext event to the client.
…		…
2551	=cut	3113	=cut
2552		3114
2553	sub cf::client::ext_msg($$@) {	3115	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	3116	my ($self, $type, @msg) = @_;
2555		3117
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	3118	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	3120	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	3121	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3122	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	3123	}
2564	}	3124	}
2565		3125
2566	=item $client->ext_reply ($msgid, @msg)	3126	=item $client->ext_reply ($msgid, @msg)
2567		3127
…		…
2571		3131
2572	sub cf::client::ext_reply($$@) {	3132	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	3133	my ($self, $id, @msg) = @_;
2574		3134
2575	if ($self->extcmd == 2) {	3135	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	3137	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	3138	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	3139	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3140	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3141	}
2582	}	3142	}
2583		3143
2584	=item $success = $client->query ($flags, "text", \&cb)	3144	=item $success = $client->query ($flags, "text", \&cb)
2585		3145
…		…
2646	my ($type, $reply, @payload) =	3206	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3207	"ARRAY" eq ref $msg
2648	? @$msg	3208	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3209	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3210
		3211	my @reply;
		3212
2651	if (my $cb = $EXTICMD{$type}) {	3213	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3214	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3215	}
		3216
		3217	$ns->ext_reply ($reply, @reply)
		3218	if $reply;
		3219
2657	} else {	3220	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3221	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3222	}
2660		3223
2661	cf::override;	3224	cf::override;
2662	},	3225	},
2663	);	3226	);
…		…
2683		3246
2684	$coro	3247	$coro
2685	}	3248	}
2686		3249
2687	cf::client->attach (	3250	cf::client->attach (
2688	on_destroy => sub {	3251	on_client_destroy => sub {
2689	my ($ns) = @_;	3252	my ($ns) = @_;
2690		3253
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3254	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3255	},
2693	);	3256	);
…		…
2709	our $safe_hole = new Safe::Hole;	3272	our $safe_hole = new Safe::Hole;
2710		3273
2711	$SIG{FPE} = 'IGNORE';	3274	$SIG{FPE} = 'IGNORE';
2712		3275
2713	$safe->permit_only (Opcode::opset qw(	3276	$safe->permit_only (Opcode::opset qw(
2714	:base_core :base_mem :base_orig :base_math	3277	:base_core :base_mem :base_orig :base_math :base_loop
2715	grepstart grepwhile mapstart mapwhile	3278	grepstart grepwhile mapstart mapwhile
2716	sort time	3279	sort time
2717	));	3280	));
2718		3281
2719	# here we export the classes and methods available to script code	3282	# here we export the classes and methods available to script code
…		…
2721	=pod	3284	=pod
2722		3285
2723	The following functions and methods are available within a safe environment:	3286	The following functions and methods are available within a safe environment:
2724		3287
2725	cf::object	3288	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3289	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3290	insert remove name archname title slaying race decrease split
		3291	value
2728		3292
2729	cf::object::player	3293	cf::object::player
2730	player	3294	player
2731		3295
2732	cf::player	3296	cf::player
…		…
2737		3301
2738	=cut	3302	=cut
2739		3303
2740	for (	3304	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3305	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3306	insert remove inv nrof name archname title slaying race
		3307	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3308	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3309	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3310	["cf::map" => qw(trigger)],
2746	) {	3311	) {
2747	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3312	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3313	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2750	for @funs;	3314	for @funs;
2751	}	3315	}
2752		3316
…		…
2767		3331
2768	my $qcode = $code;	3332	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3333	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3334	$qcode =~ s/\n/\\n/g;
2771		3335
		3336	%vars = (_dummy => 0) unless %vars;
		3337
		3338	my @res;
2772	local $_;	3339	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;
2774		3340
2775	my $eval =	3341	my $eval =
2776	"do {\n"	3342	"do {\n"
2777	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3343	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778	. "#line 0 \"{$qcode}\"\n"	3344	. "#line 0 \"{$qcode}\"\n"
2779	. $code	3345	. $code
2780	. "\n}"	3346	. "\n}"
2781	;	3347	;
2782		3348
		3349	if ($CFG{safe_eval}) {
2783	sub_generation_inc;	3350	sub_generation_inc;
		3351	local @safe::cf::_safe_eval_args = values %vars;
2784	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3352	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785	sub_generation_inc;	3353	sub_generation_inc;
		3354	} else {
		3355	local @cf::_safe_eval_args = values %vars;
		3356	@res = wantarray ? eval eval : scalar eval $eval;
		3357	}
2786		3358
2787	if ($@) {	3359	if ($@) {
2788	warn "$@";	3360	warn "$@",
2789	warn "while executing safe code '$code'\n";	3361	"while executing safe code '$code'\n",
2790	warn "with arguments " . (join " ", %vars) . "\n";	3362	"with arguments " . (join " ", %vars) . "\n";
2791	}	3363	}
2792		3364
2793	wantarray ? @res : $res[0]	3365	wantarray ? @res : $res[0]
2794	}	3366	}
2795		3367
…		…
2809	=cut	3381	=cut
2810		3382
2811	sub register_script_function {	3383	sub register_script_function {
2812	my ($fun, $cb) = @_;	3384	my ($fun, $cb) = @_;
2813		3385
2814	no strict 'refs';	3386	$fun = "safe::$fun" if $CFG{safe_eval};
2815	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3387	*$fun = $safe_hole->wrap ($cb);
2816	}	3388	}
2817		3389
2818	=back	3390	=back
2819		3391
2820	=cut	3392	=cut
…		…
2823	# the server's init and main functions	3395	# the server's init and main functions
2824		3396
2825	sub load_facedata($) {	3397	sub load_facedata($) {
2826	my ($path) = @_;	3398	my ($path) = @_;
2827		3399
		3400	# HACK to clear player env face cache, we need some signal framework
		3401	# for this (global event?)
		3402	%ext::player_env::MUSIC_FACE_CACHE = ();
		3403
2828	my $enc = JSON::XS->new->utf8->canonical;	3404	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3405
2830	warn "loading facedata from $path\n";	3406	trace "loading facedata from $path\n";
2831		3407
2832	my $facedata;
2833	0 < aio_load $path, $facedata	3408	0 < aio_load $path, my $facedata
2834	or die "$path: $!";	3409	or die "$path: $!";
2835		3410
2836	$facedata = Coro::Storable::thaw $facedata;	3411	$facedata = Coro::Storable::thaw $facedata;
2837		3412
2838	$facedata->{version} == 2	3413	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3414	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3415
2841	# patch in the exptable	3416	# patch in the exptable
		3417	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842	$facedata->{resource}{"res/exp_table"} = {	3418	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3419	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3420	data => $exp_table,
		3421	hash => (Digest::MD5::md5 $exp_table),
2845	};	3422	};
2846	cf::cede_to_tick;	3423	cf::cede_to_tick;
2847		3424
2848	{	3425	{
2849	my $faces = $facedata->{faceinfo};	3426	my $faces = $facedata->{faceinfo};
2850		3427
2851	while (my ($face, $info) = each %$faces) {	3428	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3429	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3430
2853	cf::face::set_visibility $idx, $info->{visibility};	3431	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3432	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3433	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3434	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2857		3435
2858	cf::cede_to_tick;	3436	cf::cede_to_tick;
2859	}	3437	}
2860		3438
2861	while (my ($face, $info) = each %$faces) {	3439	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3440	next unless $info->{smooth};
		3441
2863	my $idx = cf::face::find $face	3442	my $idx = cf::face::find $face
2864	or next;	3443	or next;
		3444
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3445	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3446	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3447	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3448	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3449	error "smooth face '$info->{smooth}' not found for face '$face'";
2870	}	3450	}
2871		3451
2872	cf::cede_to_tick;	3452	cf::cede_to_tick;
2873	}	3453	}
2874	}	3454	}
…		…
2883		3463
2884	cf::anim::invalidate_all; # d'oh	3464	cf::anim::invalidate_all; # d'oh
2885	}	3465	}
2886		3466
2887	{	3467	{
2888	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3468	my $res = $facedata->{resource};
2891		3469
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3470	while (my ($name, $info) = each %$res) {
		3471	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3472	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;
2897		3473
2898	if ($info->{type} & 1) {	3474	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899	# prepend meta info	3475	cf::face::set_type $idx, $info->{type};
2900
2901	my $meta = $enc->encode ({
2902	name => $name,
2903	%{ $info->{meta} || {} },
2904	});
2905
2906	$data = pack "(w/a*)*", $meta, $info->{data};
2907	} else {	3476	} else {
2908	$data = $info->{data};	3477	$RESOURCE{$name} = $info; # unused
2909	}	3478	}
2910		3479
2911	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2912	cf::face::set_type $idx, $info->{type};
2913
2914	cf::cede_to_tick;	3480	cf::cede_to_tick;
2915	}	3481	}
2916
2917	if ($soundconf) {
2918	$soundconf = $enc->decode (delete $soundconf->{data});
2919
2920	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2921	my $sound = $soundconf->{compat}[$_]
2922	or next;
2923
2924	my $face = cf::face::find "sound/$sound->[1]";
2925	cf::sound::set $sound->[0] => $face;
2926	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2927	}
2928
2929	while (my ($k, $v) = each %{$soundconf->{event}}) {
2930	my $face = cf::face::find "sound/$v";
2931	cf::sound::set $k => $face;
2932	}
2933	}
2934	}	3482	}
		3483
		3484	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2935		3485
2936	1	3486	1
2937	}	3487	}
2938		3488
2939	register_exticmd fx_want => sub {	3489	register_exticmd fx_want => sub {
…		…
2942	while (my ($k, $v) = each %$want) {	3492	while (my ($k, $v) = each %$want) {
2943	$ns->fx_want ($k, $v);	3493	$ns->fx_want ($k, $v);
2944	}	3494	}
2945	};	3495	};
2946		3496
		3497	sub load_resource_file($) {
		3498	my $guard = lock_acquire "load_resource_file";
		3499
		3500	my $status = load_resource_file_ $_[0];
		3501	get_slot 0.1, 100;
		3502	cf::arch::commit_load;
		3503
		3504	$status
		3505	}
		3506
2947	sub reload_regions {	3507	sub reload_regions {
		3508	# HACK to clear player env face cache, we need some signal framework
		3509	# for this (global event?)
		3510	%ext::player_env::MUSIC_FACE_CACHE = ();
		3511
2948	load_resource_file "$MAPDIR/regions"	3512	load_resource_file "$MAPDIR/regions"
2949	or die "unable to load regions file\n";	3513	or die "unable to load regions file\n";
2950		3514
2951	for (cf::region::list) {	3515	for (cf::region::list) {
2952	$_->{match} = qr/$_->{match}/	3516	$_->{match} = qr/$_->{match}/
…		…
2960	}	3524	}
2961		3525
2962	sub reload_archetypes {	3526	sub reload_archetypes {
2963	load_resource_file "$DATADIR/archetypes"	3527	load_resource_file "$DATADIR/archetypes"
2964	or die "unable to load archetypes\n";	3528	or die "unable to load archetypes\n";
2965	#d# NEED to laod twice to resolve forward references
2966	# this really needs to be done in an extra post-pass
2967	# (which needs to be synchronous, so solve it differently)
2968	load_resource_file "$DATADIR/archetypes"
2969	or die "unable to load archetypes\n";
2970	}	3529	}
2971		3530
2972	sub reload_treasures {	3531	sub reload_treasures {
2973	load_resource_file "$DATADIR/treasures"	3532	load_resource_file "$DATADIR/treasures"
2974	or die "unable to load treasurelists\n";	3533	or die "unable to load treasurelists\n";
2975	}	3534	}
2976		3535
		3536	sub reload_sound {
		3537	trace "loading sound config from $DATADIR/sound\n";
		3538
		3539	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3540	or die "$DATADIR/sound $!";
		3541
		3542	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3543
		3544	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3545	my $sound = $soundconf->{compat}[$_]
		3546	or next;
		3547
		3548	my $face = cf::face::find "sound/$sound->[1]";
		3549	cf::sound::set $sound->[0] => $face;
		3550	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3551	}
		3552
		3553	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3554	my $face = cf::face::find "sound/$v";
		3555	cf::sound::set $k => $face;
		3556	}
		3557	}
		3558
2977	sub reload_resources {	3559	sub reload_resources {
2978	warn "reloading resource files...\n";	3560	trace "reloading resource files...\n";
2979		3561
		3562	reload_exp_table;
		3563	reload_materials;
		3564	reload_facedata;
		3565	reload_sound;
		3566	reload_archetypes;
2980	reload_regions;	3567	reload_regions;
2981	reload_facedata;
2982	#reload_archetypes;#d#
2983	reload_archetypes;
2984	reload_treasures;	3568	reload_treasures;
2985		3569
2986	warn "finished reloading resource files\n";	3570	trace "finished reloading resource files\n";
2987	}	3571	}
2988		3572
2989	sub init {	3573	sub reload_config {
2990	reload_resources;	3574	trace "reloading config file...\n";
2991	}
2992		3575
2993	sub cfg_load {	3576	0 < aio_load "$CONFDIR/config", my $config
2994	open my $fh, "<:utf8", "$CONFDIR/config"	3577	or die "$CONFDIR/config: $!";
2995	or return;
2996		3578
2997	local $/;	3579	utf8::decode $config;
2998	*CFG = YAML::Syck::Load <$fh>;	3580	*CFG = yaml_load $config;
2999		3581
3000	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3582	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3001		3583
3002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3584	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3003	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3585	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3004		3586
3005	if (exists $CFG{mlockall}) {	3587	if (exists $CFG{mlockall}) {
…		…
3009	};	3591	};
3010	warn $@ if $@;	3592	warn $@ if $@;
3011	}	3593	}
3012	}	3594	}
3013		3595
		3596	sub pidfile() {
		3597	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3598	or die "$PIDFILE: $!";
		3599	flock $fh, &Fcntl::LOCK_EX
		3600	or die "$PIDFILE: flock: $!";
		3601	$fh
		3602	}
		3603
		3604	# make sure only one server instance is running at any one time
		3605	sub atomic {
		3606	my $fh = pidfile;
		3607
		3608	my $pid = <$fh>;
		3609	kill 9, $pid if $pid > 0;
		3610
		3611	seek $fh, 0, 0;
		3612	print $fh $$;
		3613	}
		3614
		3615	sub main_loop {
		3616	trace "EV::loop starting\n";
		3617	if (1) {
		3618	EV::loop;
		3619	}
		3620	trace "EV::loop returned\n";
		3621	goto &main_loop unless $REALLY_UNLOOP;
		3622	}
		3623
3014	sub main {	3624	sub main {
		3625	cf::init_globals; # initialise logging
		3626
		3627	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3628	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3629	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3630	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3631
		3632	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3633
3015	# we must not ever block the main coroutine	3634	# we must not ever block the main coroutine
3016	local $Coro::idle = sub {	3635	local $Coro::idle = sub {
3017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3636	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3018	(async {	3637	(async {
3019	Event::one_event;	3638	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3639	EV::loop EV::LOOP_ONESHOT;
3020	})->prio (Coro::PRIO_MAX);	3640	})->prio (Coro::PRIO_MAX);
3021	};	3641	};
3022		3642
3023	cfg_load;	3643	evthread_start IO::AIO::poll_fileno;
		3644
		3645	cf::sync_job {
		3646	cf::incloader::init ();
		3647
		3648	cf::init_anim;
		3649	cf::init_attackmess;
		3650	cf::init_dynamic;
		3651
		3652	cf::load_settings;
		3653
		3654	reload_resources;
		3655	reload_config;
3024	db_init;	3656	db_init;
		3657
		3658	cf::init_uuid;
		3659	cf::init_signals;
		3660	cf::init_skills;
		3661
		3662	cf::init_beforeplay;
		3663
		3664	atomic;
		3665
3025	load_extensions;	3666	load_extensions;
3026		3667
3027	$TICK_WATCHER->start;	3668	utime time, time, $RUNTIMEFILE;
3028	Event::loop;	3669
		3670	# no (long-running) fork's whatsoever before this point(!)
		3671	use POSIX ();
		3672	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3673
		3674	cf::_post_init 0;
		3675	};
		3676
		3677	cf::object::thawer::errors_are_fatal 0;
		3678	info "parse errors in files are no longer fatal from this point on.\n";
		3679
		3680	my $free_main; $free_main = EV::idle sub {
		3681	undef $free_main;
		3682	undef &main; # free gobs of memory :)
		3683	};
		3684
		3685	goto &main_loop;
3029	}	3686	}
3030		3687
3031	#############################################################################	3688	#############################################################################
3032	# initialisation and cleanup	3689	# initialisation and cleanup
3033		3690
3034	# install some emergency cleanup handlers	3691	# install some emergency cleanup handlers
3035	BEGIN {	3692	BEGIN {
		3693	our %SIGWATCHER = ();
3036	for my $signal (qw(INT HUP TERM)) {	3694	for my $signal (qw(INT HUP TERM)) {
3037	Event->signal (	3695	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3038	reentrant => 0,
3039	data => WF_AUTOCANCEL,
3040	signal => $signal,
3041	prio => 0,
3042	cb => sub {
3043	cf::cleanup "SIG$signal";	3696	cf::cleanup "SIG$signal";
3044	},
3045	);	3697	};
3046	}	3698	}
3047	}	3699	}
3048		3700
3049	sub write_runtime {	3701	sub write_runtime_sync {
3050	my $runtime = "$LOCALDIR/runtime";	3702	my $t0 = AE::time;
3051		3703
3052	# first touch the runtime file to show we are still running:	3704	# first touch the runtime file to show we are still running:
3053	# the fsync below can take a very very long time.	3705	# the fsync below can take a very very long time.
3054		3706
3055	IO::AIO::aio_utime $runtime, undef, undef;	3707	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3056		3708
3057	my $guard = cf::lock_acquire "write_runtime";	3709	my $guard = cf::lock_acquire "write_runtime";
3058		3710
3059	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3711	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3060	or return;	3712	or return;
3061		3713
3062	my $value = $cf::RUNTIME + 90 + 10;	3714	my $value = $cf::RUNTIME + 90 + 10;
3063	# 10 is the runtime save interval, for a monotonic clock	3715	# 10 is the runtime save interval, for a monotonic clock
3064	# 60 allows for the watchdog to kill the server.	3716	# 60 allows for the watchdog to kill the server.
…		…
3074	aio_utime $fh, undef, undef;	3726	aio_utime $fh, undef, undef;
3075		3727
3076	close $fh	3728	close $fh
3077	or return;	3729	or return;
3078		3730
3079	aio_rename "$runtime~", $runtime	3731	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3080	and return;	3732	and return;
3081		3733
3082	warn "runtime file written.\n";	3734	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3083		3735
3084	1	3736	1
		3737	}
		3738
		3739	our $uuid_lock;
		3740	our $uuid_skip;
		3741
		3742	sub write_uuid_sync($) {
		3743	$uuid_skip ||= $_[0];
		3744
		3745	return if $uuid_lock;
		3746	local $uuid_lock = 1;
		3747
		3748	my $uuid = "$LOCALDIR/uuid";
		3749
		3750	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3751	or return;
		3752
		3753	my $value = uuid_seq uuid_cur;
		3754
		3755	unless ($value) {
		3756	info "cowardly refusing to write zero uuid value!\n";
		3757	return;
		3758	}
		3759
		3760	my $value = uuid_str $value + $uuid_skip;
		3761	$uuid_skip = 0;
		3762
		3763	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3764	and return;
		3765
		3766	# always fsync - this file is important
		3767	aio_fsync $fh
		3768	and return;
		3769
		3770	close $fh
		3771	or return;
		3772
		3773	aio_rename "$uuid~", $uuid
		3774	and return;
		3775
		3776	trace "uuid file written ($value).\n";
		3777
		3778	1
		3779
		3780	}
		3781
		3782	sub write_uuid($$) {
		3783	my ($skip, $sync) = @_;
		3784
		3785	$sync ? write_uuid_sync $skip
		3786	: async { write_uuid_sync $skip };
3085	}	3787	}
3086		3788
3087	sub emergency_save() {	3789	sub emergency_save() {
3088	my $freeze_guard = cf::freeze_mainloop;	3790	my $freeze_guard = cf::freeze_mainloop;
3089		3791
3090	warn "enter emergency perl save\n";	3792	info "emergency_perl_save: enter\n";
		3793
		3794	# this is a trade-off: we want to be very quick here, so
		3795	# save all maps without fsync, and later call a global sync
		3796	# (which in turn might be very very slow)
		3797	local $USE_FSYNC = 0;
3091		3798
3092	cf::sync_job {	3799	cf::sync_job {
		3800	cf::write_runtime_sync; # external watchdog should not bark
		3801
3093	# use a peculiar iteration method to avoid tripping on perl	3802	# use a peculiar iteration method to avoid tripping on perl
3094	# refcount bugs in for. also avoids problems with players	3803	# refcount bugs in for. also avoids problems with players
3095	# and maps saved/destroyed asynchronously.	3804	# and maps saved/destroyed asynchronously.
3096	warn "begin emergency player save\n";	3805	info "emergency_perl_save: begin player save\n";
3097	for my $login (keys %cf::PLAYER) {	3806	for my $login (keys %cf::PLAYER) {
3098	my $pl = $cf::PLAYER{$login} or next;	3807	my $pl = $cf::PLAYER{$login} or next;
3099	$pl->valid or next;	3808	$pl->valid or next;
		3809	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3100	$pl->save;	3810	$pl->save;
3101	}	3811	}
3102	warn "end emergency player save\n";	3812	info "emergency_perl_save: end player save\n";
3103		3813
3104	warn "begin emergency map save\n";	3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	info "emergency_perl_save: begin map save\n";
3105	for my $path (keys %cf::MAP) {	3817	for my $path (keys %cf::MAP) {
3106	my $map = $cf::MAP{$path} or next;	3818	my $map = $cf::MAP{$path} or next;
3107	$map->valid or next;	3819	$map->valid or next;
3108	$map->save;	3820	$map->save;
3109	}	3821	}
3110	warn "end emergency map save\n";	3822	info "emergency_perl_save: end map save\n";
3111		3823
3112	warn "begin emergency database checkpoint\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin database checkpoint\n";
3113	BDB::db_env_txn_checkpoint $DB_ENV;	3827	BDB::db_env_txn_checkpoint $DB_ENV;
3114	warn "end emergency database checkpoint\n";	3828	info "emergency_perl_save: end database checkpoint\n";
		3829
		3830	info "emergency_perl_save: begin write uuid\n";
		3831	write_uuid_sync 1;
		3832	info "emergency_perl_save: end write uuid\n";
		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	trace "emergency_perl_save: syncing database to disk";
		3837	BDB::db_env_txn_checkpoint $DB_ENV;
		3838
		3839	info "emergency_perl_save: starting sync\n";
		3840	IO::AIO::aio_sync sub {
		3841	info "emergency_perl_save: finished sync\n";
		3842	};
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: flushing outstanding aio requests";
		3847	while (IO::AIO::nreqs || BDB::nreqs) {
		3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3849	}
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
3115	};	3852	};
3116		3853
3117	warn "leave emergency perl save\n";	3854	info "emergency_perl_save: leave\n";
3118	}	3855	}
3119		3856
3120	sub post_cleanup {	3857	sub post_cleanup {
3121	my ($make_core) = @_;	3858	my ($make_core) = @_;
3122		3859
		3860	IO::AIO::flush;
		3861
3123	warn Carp::longmess "post_cleanup backtrace"	3862	error Carp::longmess "post_cleanup backtrace"
3124	if $make_core;	3863	if $make_core;
		3864
		3865	my $fh = pidfile;
		3866	unlink $PIDFILE if <$fh> == $$;
		3867	}
		3868
		3869	# a safer delete_package, copied from Symbol
		3870	sub clear_package($) {
		3871	my $pkg = shift;
		3872
		3873	# expand to full symbol table name if needed
		3874	unless ($pkg =~ /^main::.*::$/) {
		3875	$pkg = "main$pkg" if $pkg =~ /^::/;
		3876	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3877	$pkg .= '::' unless $pkg =~ /::$/;
		3878	}
		3879
		3880	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3881	my $stem_symtab = *{$stem}{HASH};
		3882
		3883	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3884	or return;
		3885
		3886	# clear all symbols
		3887	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3888	for my $name (keys %$leaf_symtab) {
		3889	_gv_clear *{"$pkg$name"};
		3890	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3891	}
3125	}	3892	}
3126		3893
3127	sub do_reload_perl() {	3894	sub do_reload_perl() {
3128	# can/must only be called in main	3895	# can/must only be called in main
3129	if ($Coro::current != $Coro::main) {	3896	unless (in_main) {
3130	warn "can only reload from main coroutine";	3897	error "can only reload from main coroutine";
3131	return;	3898	return;
3132	}	3899	}
3133		3900
3134	warn "reloading...";	3901	return if $RELOAD++;
3135		3902
3136	warn "entering sync_job";	3903	my $t1 = AE::time;
3137		3904
		3905	while ($RELOAD) {
		3906	cf::get_slot 0.1, -1, "reload_perl";
		3907	info "perl_reload: reloading...";
		3908
		3909	trace "perl_reload: entering sync_job";
		3910
3138	cf::sync_job {	3911	cf::sync_job {
3139	cf::write_runtime; # external watchdog should not bark
3140	cf::emergency_save;	3912	#cf::emergency_save;
3141	cf::write_runtime; # external watchdog should not bark
3142		3913
3143	warn "syncing database to disk";
3144	BDB::db_env_txn_checkpoint $DB_ENV;
3145
3146	# if anything goes wrong in here, we should simply crash as we already saved
3147
3148	warn "cancelling all WF_AUTOCANCEL watchers";
3149	for (Event::all_watchers) {
3150	$_->cancel if $_->data & WF_AUTOCANCEL;
3151	}
3152
3153	warn "flushing outstanding aio requests";
3154	for (;;) {
3155	BDB::flush;
3156	IO::AIO::flush;
3157	Coro::cede;
3158	last unless IO::AIO::nreqs || BDB::nreqs;
3159	warn "iterate...";
3160	}
3161
3162	++$RELOAD;
3163
3164	warn "cancelling all extension coros";	3914	trace "perl_reload: cancelling all extension coros";
3165	$_->cancel for values %EXT_CORO;	3915	$_->cancel for values %EXT_CORO;
3166	%EXT_CORO = ();	3916	%EXT_CORO = ();
3167		3917
3168	warn "removing commands";	3918	trace "perl_reload: removing commands";
3169	%COMMAND = ();	3919	%COMMAND = ();
3170		3920
3171	warn "removing ext/exti commands";	3921	trace "perl_reload: removing ext/exti commands";
3172	%EXTCMD = ();	3922	%EXTCMD = ();
3173	%EXTICMD = ();	3923	%EXTICMD = ();
3174		3924
3175	warn "unloading/nuking all extensions";	3925	trace "perl_reload: unloading/nuking all extensions";
3176	for my $pkg (@EXTS) {	3926	for my $pkg (@EXTS) {
3177	warn "... unloading $pkg";	3927	trace "... unloading $pkg";
3178		3928
3179	if (my $cb = $pkg->can ("unload")) {	3929	if (my $cb = $pkg->can ("unload")) {
3180	eval {	3930	eval {
3181	$cb->($pkg);	3931	$cb->($pkg);
3182	1	3932	1
3183	} or warn "$pkg unloaded, but with errors: $@";	3933	} or error "$pkg unloaded, but with errors: $@";
		3934	}
		3935
		3936	trace "... clearing $pkg";
		3937	clear_package $pkg;
3184	}	3938	}
3185		3939
3186	warn "... nuking $pkg";
3187	Symbol::delete_package $pkg;
3188	}
3189
3190	warn "unloading all perl modules loaded from $LIBDIR";	3940	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3191	while (my ($k, $v) = each %INC) {	3941	while (my ($k, $v) = each %INC) {
3192	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3193		3943
3194	warn "... unloading $k";	3944	trace "... unloading $k";
3195	delete $INC{$k};	3945	delete $INC{$k};
3196		3946
3197	$k =~ s/\.pm$//;	3947	$k =~ s/\.pm$//;
3198	$k =~ s/\//::/g;	3948	$k =~ s/\//::/g;
3199		3949
3200	if (my $cb = $k->can ("unload_module")) {	3950	if (my $cb = $k->can ("unload_module")) {
3201	$cb->();	3951	$cb->();
		3952	}
		3953
		3954	clear_package $k;
3202	}	3955	}
3203		3956
3204	Symbol::delete_package $k;
3205	}
3206
3207	warn "getting rid of safe::, as good as possible";	3957	trace "perl_reload: getting rid of safe::, as good as possible";
3208	Symbol::delete_package "safe::$_"	3958	clear_package "safe::$_"
3209	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3210		3960
3211	warn "unloading cf.pm \"a bit\"";	3961	trace "perl_reload: unloading cf.pm \"a bit\"";
3212	delete $INC{"cf.pm"};	3962	delete $INC{"cf.pm"};
3213	delete $INC{"cf/pod.pm"};	3963	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3214		3964
3215	# don't, removes xs symbols, too,	3965	# don't, removes xs symbols, too,
3216	# and global variables created in xs	3966	# and global variables created in xs
3217	#Symbol::delete_package __PACKAGE__;	3967	#clear_package __PACKAGE__;
3218		3968
3219	warn "unload completed, starting to reload now";	3969	info "perl_reload: unload completed, starting to reload now";
3220		3970
3221	warn "reloading cf.pm";	3971	trace "perl_reload: reloading cf.pm";
3222	require cf;	3972	require cf;
3223	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3973	cf::_connect_to_perl_1;
3224		3974
3225	warn "loading config and database again";	3975	trace "perl_reload: loading config and database again";
3226	cf::cfg_load;	3976	cf::reload_config;
3227		3977
3228	warn "loading extensions";	3978	trace "perl_reload: loading extensions";
3229	cf::load_extensions;	3979	cf::load_extensions;
3230		3980
		3981	if ($REATTACH_ON_RELOAD) {
3231	warn "reattaching attachments to objects/players";	3982	trace "perl_reload: reattaching attachments to objects/players";
3232	_global_reattach; # objects, sockets	3983	_global_reattach; # objects, sockets
3233	warn "reattaching attachments to maps";	3984	trace "perl_reload: reattaching attachments to maps";
3234	reattach $_ for values %MAP;	3985	reattach $_ for values %MAP;
3235	warn "reattaching attachments to players";	3986	trace "perl_reload: reattaching attachments to players";
3236	reattach $_ for values %PLAYER;	3987	reattach $_ for values %PLAYER;
		3988	}
3237		3989
3238	warn "leaving sync_job";	3990	cf::_post_init 1;
3239		3991
		3992	trace "perl_reload: leaving sync_job";
		3993
3240	1	3994	1
3241	} or do {	3995	} or do {
3242	warn $@;	3996	error $@;
3243	warn "error while reloading, exiting.";	3997	cf::cleanup "perl_reload: error, exiting.";
3244	exit 1;	3998	};
		3999
		4000	--$RELOAD;
3245	};	4001	}
3246		4002
3247	warn "reloaded";	4003	$t1 = AE::time - $t1;
		4004	info "perl_reload: completed in ${t1}s\n";
3248	};	4005	};
3249		4006
3250	our $RELOAD_WATCHER; # used only during reload	4007	our $RELOAD_WATCHER; # used only during reload
3251		4008
3252	sub reload_perl() {	4009	sub reload_perl() {
3253	# doing reload synchronously and two reloads happen back-to-back,	4010	# doing reload synchronously and two reloads happen back-to-back,
3254	# coro crashes during coro_state_free->destroy here.	4011	# coro crashes during coro_state_free->destroy here.
3255		4012
3256	$RELOAD_WATCHER ||= Event->timer (	4013	$RELOAD_WATCHER ||= cf::async {
3257	reentrant => 0,	4014	Coro::AIO::aio_wait cache_extensions;
3258	after => 0,	4015
3259	data => WF_AUTOCANCEL,	4016	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3260	cb => sub {
3261	do_reload_perl;	4017	do_reload_perl;
3262	undef $RELOAD_WATCHER;	4018	undef $RELOAD_WATCHER;
3263	},	4019	};
3264	);	4020	};
3265	}	4021	}
3266		4022
3267	register_command "reload" => sub {	4023	register_command "reload" => sub {
3268	my ($who, $arg) = @_;	4024	my ($who, $arg) = @_;
3269		4025
3270	if ($who->flag (FLAG_WIZ)) {	4026	if ($who->flag (FLAG_WIZ)) {
3271	$who->message ("reloading server.");	4027	$who->message ("reloading server.");
		4028	async {
		4029	$Coro::current->{desc} = "perl_reload";
3272	async { reload_perl };	4030	reload_perl;
		4031	};
3273	}	4032	}
3274	};	4033	};
3275		4034
3276	unshift @INC, $LIBDIR;	4035	#############################################################################
3277		4036
3278	my $bug_warning = 0;	4037	my $bug_warning = 0;
3279		4038
3280	our @WAIT_FOR_TICK;	4039	our @WAIT_FOR_TICK;
3281	our @WAIT_FOR_TICK_BEGIN;	4040	our @WAIT_FOR_TICK_BEGIN;
3282		4041
3283	sub wait_for_tick {	4042	sub wait_for_tick() {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	4043	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3286		4044
3287	my $signal = new Coro::Signal;	4045	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK, $signal;	4046	push @WAIT_FOR_TICK, $signal;
3289	$signal->wait;	4047	$signal->wait;
3290	}	4048	}
3291		4049
3292	sub wait_for_tick_begin {	4050	sub wait_for_tick_begin() {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3295		4052
3296	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK_BEGIN, $signal;	4054	push @WAIT_FOR_TICK_BEGIN, $signal;
3298	$signal->wait;	4055	$signal->wait;
3299	}	4056	}
3300		4057
3301	my $min = 1e6;#d#	4058	sub tick {
3302	my $avg = 10;
3303	$TICK_WATCHER = Event->timer (
3304	reentrant => 0,
3305	parked => 1,
3306	prio => 0,
3307	at => $NEXT_TICK || $TICK,
3308	data => WF_AUTOCANCEL,
3309	cb => sub {
3310	if ($Coro::current != $Coro::main) {	4059	if ($Coro::current != $Coro::main) {
3311	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4060	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3312	unless ++$bug_warning > 10;	4061	unless ++$bug_warning > 10;
3313	return;	4062	return;
3314	}	4063	}
3315		4064
3316	$NOW = $tick_start = Event::time;
3317
3318	cf::server_tick; # one server iteration	4065	cf::server_tick; # one server iteration
3319		4066
3320	0 && sync_job {#d#	4067	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3321	for(1..10) {
3322	my $t = Event::time;
3323	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3324	or die;
3325		4068
3326	$map->width (50);	4069	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	$map->height (50);	4070	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	$map->alloc;	4071	Coro::async_pool {
3329	$map->_load_objects ("/tmp/x.map", 1);	4072	$Coro::current->{desc} = "runtime saver";
3330	my $t = Event::time - $t;	4073	write_runtime_sync
3331		4074	or error "ERROR: unable to write runtime file: $!";
3332	#next unless $t < 0.0013;#d#
3333	if ($t < $min) {
3334	$min = $t;
3335	}
3336	$avg = $avg * 0.99 + $t * 0.01;
3337	}
3338	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3339	exit 0;
3340	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3341	};	4075	};
		4076	}
3342		4077
3343	$RUNTIME += $TICK;
3344	$NEXT_TICK += $TICK;
3345
3346	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3347	$NEXT_RUNTIME_WRITE = $NOW + 10;
3348	Coro::async_pool {
3349	write_runtime
3350	or warn "ERROR: unable to write runtime file: $!";
3351	};
3352	}
3353
3354	# my $AFTER = Event::time;
3355	# warn $AFTER - $NOW;#d#
3356
3357	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4078	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3358	$sig->send;	4079	$sig->send;
3359	}	4080	}
3360	while (my $sig = shift @WAIT_FOR_TICK) {	4081	while (my $sig = shift @WAIT_FOR_TICK) {
3361	$sig->send;	4082	$sig->send;
3362	}	4083	}
3363		4084
3364	$NOW = Event::time;	4085	$LOAD = ($NOW - $TICK_START) / $TICK;
3365
3366	# if we are delayed by four ticks or more, skip them all
3367	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3368
3369	$TICK_WATCHER->at ($NEXT_TICK);
3370	$TICK_WATCHER->start;
3371
3372	$LOAD = ($NOW - $tick_start) / $TICK;
3373	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4086	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3374		4087
3375	_post_tick;	4088	if (0) {
3376		4089	if ($NEXT_TICK) {
3377		4090	my $jitter = $TICK_START - $NEXT_TICK;
		4091	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4092	debug "jitter $JITTER\n";#d#
		4093	}
3378	},	4094	}
3379	);	4095	}
3380		4096
3381	{	4097	{
3382	BDB::max_poll_time $TICK * 0.1;	4098	# configure BDB
3383	$BDB_POLL_WATCHER = Event->io (	4099
3384	reentrant => 0,
3385	fd => BDB::poll_fileno,
3386	poll => 'r',
3387	prio => 0,
3388	data => WF_AUTOCANCEL,
3389	cb => \&BDB::poll_cb,
3390	);
3391	BDB::min_parallel 8;	4100	BDB::min_parallel 16;
3392		4101	BDB::max_poll_reqs $TICK * 0.1;
3393	BDB::set_sync_prepare {	4102	$AnyEvent::BDB::WATCHER->priority (1);
3394	my $status;
3395	my $current = $Coro::current;
3396	(
3397	sub {
3398	$status = $!;
3399	$current->ready; undef $current;
3400	},
3401	sub {
3402	Coro::schedule while defined $current;
3403	$! = $status;
3404	},
3405	)
3406	};
3407		4103
3408	unless ($DB_ENV) {	4104	unless ($DB_ENV) {
3409	$DB_ENV = BDB::db_env_create;	4105	$DB_ENV = BDB::db_env_create;
		4106	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4107	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4108	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4109	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4110	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3410		4111
3411	cf::sync_job {	4112	cf::sync_job {
3412	eval {	4113	eval {
3413	BDB::db_env_open	4114	BDB::db_env_open
3414	$DB_ENV,	4115	$DB_ENV,
…		…
3416	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4117	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3417	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4118	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3418	0666;	4119	0666;
3419		4120
3420	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4121	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3421
3422	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3423	$DB_ENV->set_lk_detect;
3424	};	4122	};
3425		4123
3426	cf::cleanup "db_env_open(db): $@" if $@;	4124	cf::cleanup "db_env_open(db): $@" if $@;
3427	};	4125	};
3428	}	4126	}
		4127
		4128	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4129	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4130	};
		4131	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4132	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4133	};
		4134	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4135	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4136	};
3429	}	4137	}
3430		4138
3431	{	4139	{
		4140	# configure IO::AIO
		4141
3432	IO::AIO::min_parallel 8;	4142	IO::AIO::min_parallel 8;
3433
3434	undef $Coro::AIO::WATCHER;
3435	IO::AIO::max_poll_time $TICK * 0.1;	4143	IO::AIO::max_poll_time $TICK * 0.1;
3436	$AIO_POLL_WATCHER = Event->io (	4144	undef $AnyEvent::AIO::WATCHER;
3437	reentrant => 0,
3438	data => WF_AUTOCANCEL,
3439	fd => IO::AIO::poll_fileno,
3440	poll => 'r',
3441	prio => 6,
3442	cb => \&IO::AIO::poll_cb,
3443	);
3444	}	4145	}
3445		4146
3446	my $_log_backtrace;	4147	our $_log_backtrace;
		4148	our $_log_backtrace_last;
3447		4149
3448	sub _log_backtrace {	4150	sub _log_backtrace {
3449	my ($msg, @addr) = @_;	4151	my ($msg, @addr) = @_;
3450		4152
3451	$msg =~ s/\n//;	4153	$msg =~ s/\n$//;
3452		4154
		4155	if ($_log_backtrace_last eq $msg) {
		4156	LOG llevInfo, "[ABT] $msg\n";
		4157	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3453	# limit the # of concurrent backtraces	4158	# limit the # of concurrent backtraces
3454	if ($_log_backtrace < 2) {	4159	} elsif ($_log_backtrace < 2) {
		4160	$_log_backtrace_last = $msg;
3455	++$_log_backtrace;	4161	++$_log_backtrace;
		4162	my $perl_bt = Carp::longmess $msg;
3456	async {	4163	async {
		4164	$Coro::current->{desc} = "abt $msg";
		4165
3457	my @bt = fork_call {	4166	my @bt = fork_call {
3458	@addr = map { sprintf "%x", $_ } @addr;	4167	@addr = map { sprintf "%x", $_ } @addr;
3459	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4168	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3460	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4169	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3461	or die "addr2line: $!";	4170	or die "addr2line: $!";
…		…
3469	}	4178	}
3470		4179
3471	@funcs	4180	@funcs
3472	};	4181	};
3473		4182
3474	LOG llevInfo, "[ABT] $msg\n";	4183	LOG llevInfo, "[ABT] $perl_bt\n";
		4184	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3475	LOG llevInfo, "[ABT] $_\n" for @bt;	4185	LOG llevInfo, "[ABT] $_\n" for @bt;
3476	--$_log_backtrace;	4186	--$_log_backtrace;
3477	};	4187	};
3478	} else {	4188	} else {
3479	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $msg\n";
3480	LOG llevInfo, "[ABT] [suppressed]\n";	4190	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3481	}	4191	}
3482	}	4192	}
3483		4193
3484	# load additional modules	4194	# load additional modules
3485	use cf::pod;	4195	require "cf/$_.pm" for @EXTRA_MODULES;
		4196	cf::_connect_to_perl_2;
3486		4197
3487	END { cf::emergency_save }	4198	END { cf::emergency_save }
3488		4199
3489	1	4200	1
3490		4201

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