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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.521 by root, Fri Apr 16 23:28:42 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	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	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
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;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	124	our $DB_ENV;
88		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
89	our %CFG;	128	our %CFG;
90		129
91	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
93		133
94	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
97		137
98	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		140
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
104		150
105	binmode STDOUT;	151	binmode STDOUT;
106	binmode STDERR;	152	binmode STDERR;
107		153
108	# read virtual server time, if available	154	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
113	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
114		162
115	mkdir $_	163	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		165
118	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
119		167
120	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		180
122	#############################################################################	181	#############################################################################
123		182
124	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
125		184
…		…
161		220
162	The raw value load value from the last tick.	221	The raw value load value from the last tick.
163		222
164	=item %cf::CFG	223	=item %cf::CFG
165		224
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	226	from wherever your confdir points to.
168		227
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		229
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		233
175	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
176		235
177	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	238	that call.
180		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
181	=back	246	=back
182		247
183	=cut	248	=cut
184		249
185	BEGIN {	250	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	251	my $msg = join "", @_;
188		252
189	$msg .= "\n"	253	$msg .= "\n"
190	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
191		255
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		257
194	LOG llevError, $msg;	258	LOG llevError, $msg;
195	};	259	};
196	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
197		274
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	285	for my $pkg (qw(
209	cf::global cf::attachable	286	cf::global cf::attachable
210	cf::object cf::object::player	287	cf::object cf::object::player
211	cf::client cf::player	288	cf::client cf::player
212	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
213	cf::map cf::party cf::region	291	cf::party cf::region
214	)) {	292	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	294	}
218		295
219	$Event::DIED = sub {	296	$EV::DIED = sub {
220	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
221	};	298	};
222		299
223	#############################################################################	300	#############################################################################
224		301
225	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	325	$d
249	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
250	}	327	}
251		328
252	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
253		330
254	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
255		332
256	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
257		334
258	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
259		336
260	=cut	337	=cut
261		338
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		340
264	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
266		357
267	=item cf::lock_wait $string	358	=item cf::lock_wait $string
268		359
269	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
270		361
271	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
272		363
273	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
276	returned.	367	returned.
277		368
278	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	370	deadlocked coro.
…		…
285		376
286	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
287		378
288	=cut	379	=cut
289		380
290	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		382
293	sub lock_wait($) {	383	sub lock_wait($) {
294	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	385	}
307		386
308	sub lock_acquire($) {	387	sub lock_acquire($) {
309	my ($key) = @_;	388	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	389	}
323		390
324	sub lock_active($) {	391	sub lock_active($) {
325	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	393	}
329		394
330	sub freeze_mainloop {	395	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
332		397
333	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	399	}
335	};	400
336	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
337	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
338	}	414	}
339		415
340	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
341		417
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		426
351	=cut	427	=cut
352		428
353	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
355		432
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
358	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
359		439
360	while () {	440	while () {
361	next_job:	441	next_job:
		442
362	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	444
364	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	449	$job->[2]->send;
368	Coro::cede;	450	Coro::cede;
369	goto next_job;	451	goto next_job;
370	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	454	}
372	}	455	}
373		456
374	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	460	$signal->wait;
378	} else {	461	} else {
		462	$busy = 0;
379	Coro::schedule;	463	Coro::schedule;
380	}	464	}
381	}	465	}
382	};	466	};
383		467
384	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
385	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
386		472
387	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
388	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
389		476
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
403		490
404	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
405		492
406	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
407		494
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	498	acceptable.
412		499
413	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		506
420	sub sync_job(&) {	507	sub sync_job(&) {
421	my ($job) = @_;	508	my ($job) = @_;
422		509
423	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	511	my $time = AE::time;
425		512
426	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
428		515
429	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	517
431	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
432		519
433	my $busy = 1;	520	my $busy = 1;
434	my @res;	521	my @res;
435		522
436	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	525	@res = eval { $job->() };
438	warn $@ if $@;	526	warn $@ if $@;
439	undef $busy;	527	undef $busy;
440	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
441		529
442	while ($busy) {	530	while ($busy) {
443	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
444	}	535	}
		536	}
445		537
446	$time = Event::time - $time;	538	my $time = AE::time - $time;
447		539
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
452		541
453	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
454	} else {	543	} else {
455	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
456		545
…		…
481	=item fork_call { }, $args	570	=item fork_call { }, $args
482		571
483	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
487		576
488	=cut	577	=cut
489		578
490	sub fork_call(&@) {	579	sub fork_call(&@) {
491	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
498	reset_signals;	587	reset_signals;
499	&$cb	588	&$cb
500	}, @args;	589	}, @args;
501		590
502	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
503	}	630	}
504		631
505	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
506		633
507	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
646		773
647	#############################################################################	774	#############################################################################
648		775
649	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
650		777
651	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
654		781
655	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	784	Deliantra).
658		785
659	=over 4	786	=over 4
660		787
661	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
662		789
…		…
706	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
707		834
708	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
710		837
711	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
713		840
714	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
715		842
716	=over 4	843	=over 4
…		…
944	}	1071	}
945		1072
946	0	1073	0
947	}	1074	}
948		1075
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1077
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1079
953	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
954		1081
…		…
960		1087
961	=cut	1088	=cut
962		1089
963	#############################################################################	1090	#############################################################################
964	# object support	1091	# object support
965	#
966		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
967	sub _can_merge {	1126	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
969		1128
970	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1130
974	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
975	}	1133	}
976		1134
977	sub reattach {	1135	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1137	my ($obj) = @_;
980		1138
		1139	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1141
983	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
984		1143
985	@$registry = ();	1144	@$registry = ();
986		1145
…		…
1001	cf::attachable->attach (	1160	cf::attachable->attach (
1002	prio => -1000000,	1161	prio => -1000000,
1003	on_instantiate => sub {	1162	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1005		1164
1006	$data = from_json $data;	1165	$data = decode_json $data;
1007		1166
1008	for (@$data) {	1167	for (@$data) {
1009	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1010		1169
1011	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1183	},
1025	);	1184	);
1026		1185
1027	sub object_freezer_save {	1186	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1188
1032	sync_job {	1189	sync_job {
1033	if (length $$rdata) {	1190	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1037		1194
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1042	close $fh;	1202	aio_close $fh;
1043		1203
1044	if (@$objs) {	1204	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1050	close $fh;	1213	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1215	}
1053	} else {	1216	} else {
1054	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1055	}	1218	}
1056		1219
1057	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1224	} else {
1059	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1060	}	1226	}
1061	} else {	1227	} else {
1062	aio_unlink $filename;	1228	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1064	}	1230	}
1065	};	1231	};
1066
1067	undef $guard;
1068	}	1232	}
1069		1233
1070	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1072		1236
…		…
1077		1241
1078	sub object_thawer_load {	1242	sub object_thawer_load {
1079	my ($filename) = @_;	1243	my ($filename) = @_;
1080		1244
1081	my ($data, $av);	1245	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1246
1085	(aio_load $filename, $data) >= 0	1247	(aio_load $filename, $data) >= 0
1086	or return;	1248	or return;
1087		1249
1088	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1252	or return;
1091		1253
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1094	}	1256	}
1095		1257
1096	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1160		1322
1161	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1162	}	1324	}
1163		1325
		1326	use File::Glob ();
		1327
1164	cf::player->attach (	1328	cf::player->attach (
1165	on_command => sub {	1329	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1167		1331
1168	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1169	or return;	1333	or return;
1170		1334
…		…
1200		1364
1201	cf::override;	1365	cf::override;
1202	},	1366	},
1203	);	1367	);
1204		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1205	sub load_extensions {	1382	sub load_extensions {
1206	cf::sync_job {	1383	cf::sync_job {
1207	my %todo;	1384	my %todo;
1208		1385
1209	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1405
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1408
1232	$ext{source} =	1409	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1235	. $source	1412	. $source
1236	. "\n};\n1";	1413	. "\n};\n1";
1237		1414
1238	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1239	}	1416	}
1240		1417
		1418	my $pass = 0;
1241	my %done;	1419	my %done;
1242	while (%todo) {	1420	while (%todo) {
1243	my $progress;	1421	my $progress;
1244		1422
		1423	++$pass;
		1424
		1425	ext:
1245	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1428	next ext
1248	unless exists $done{$_};	1429	unless exists $done{$_};
1249	}	1430	}
1250		1431
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1433
1253	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1258	warn $msg;	1441
1259	warn "mandatory extension failed to load, exiting.\n";	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1443	delete $todo{$k};
1261	}	1444	} else {
1262		1445	$done{$k} = delete $todo{$k};
1263	warn $msg;	1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1264	}	1451	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1452	}
1270		1453
1271	skip:	1454	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1456
		1457	while (my ($k, $v) = each %todo) {
		1458	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1459	if exists $v->{meta}{mandatory};
		1460	}
		1461	}
1274	}	1462	}
1275	};	1463	};
1276	}	1464	}
1277		1465
1278	#############################################################################	1466	#############################################################################
1279		1467
1280	=back	1468	=back
1281		1469
1282	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1283		1471
1284	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1285		1473
1286	=cut	1474	=cut
1287		1475
1288	package cf::player;	1476	package cf::player;
1289		1477
…		…
1332		1520
1333	sub exists($) {	1521	sub exists($) {
1334	my ($login) = @_;	1522	my ($login) = @_;
1335		1523
1336	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1338	}	1526	}
1339		1527
1340	sub find($) {	1528	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1530	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1540	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1541
1354	my $f = new_from_file cf::object::thawer path $login	1542	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1543	or return;
1356		1544
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1545	my $pl = cf::player::load_pl $f
1359	or return;	1546	or return;
		1547
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1548	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1549	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1363	}	1551	}
1364	}	1552	}
1365	}	1553	}
1366		1554
		1555	cf::player->attach (
		1556	on_load => sub {
		1557	my ($pl, $path) = @_;
		1558
		1559	# restore slots saved in save, below
		1560	my $slots = delete $pl->{_slots};
		1561
		1562	$pl->ob->current_weapon ($slots->[0]);
		1563	$pl->combat_ob ($slots->[1]);
		1564	$pl->ranged_ob ($slots->[2]);
		1565	},
		1566	);
		1567
1367	sub save($) {	1568	sub save($) {
1368	my ($pl) = @_;	1569	my ($pl) = @_;
1369		1570
1370	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
1371		1572
…		…
1374		1575
1375	return if $pl->{deny_save};	1576	return if $pl->{deny_save};
1376		1577
1377	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
		1580
		1581	cf::get_slot 0.01;
		1582
		1583	# save slots, to be restored later
		1584	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1585
1380	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1587	cf::cede_to_tick;
1382	}	1588	}
1383		1589
…		…
1415	my ($pl) = @_;	1621	my ($pl) = @_;
1416		1622
1417	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1418		1624
1419	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1626	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1627
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1426		1634
1427	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1675
1468	for my $login (@$dirs) {	1676	for my $login (@$dirs) {
1469	my $path = path $login;	1677	my $path = path $login;
1470		1678
1471	# a .pst is a dead give-away for a valid player	1679	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1680	# if no pst file found, open and chekc for blocked users
		1681	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1685	}
1477		1686
…		…
1508	}	1717	}
1509		1718
1510	\@paths	1719	\@paths
1511	}	1720	}
1512		1721
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1723
1515	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1725
1564	=item $player->ext_reply ($msgid, @msg)	1726	=item $player->ext_reply ($msgid, @msg)
1565		1727
1566	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1567		1729
…		…
1634	our $MAX_RESET = 3600;	1796	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1797	our $DEFAULT_RESET = 3000;
1636		1798
1637	sub generate_random_map {	1799	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1800	my ($self, $rmp) = @_;
		1801
		1802	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1803
1639	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1805	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1930
1766	# the temporary/swap location	1931	# the temporary/swap location
1767	sub save_path {	1932	sub save_path {
1768	my ($self) = @_;	1933	my ($self) = @_;
1769		1934
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1935	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1936	"$TMPDIR/$path.map"
1772	}	1937	}
1773		1938
1774	# the unique path, undef == no special unique path	1939	# the unique path, undef == no special unique path
1775	sub uniq_path {	1940	sub uniq_path {
1776	my ($self) = @_;	1941	my ($self) = @_;
1777		1942
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1944	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1945	}
1790		1946
1791	sub decay_objects {	1947	sub decay_objects {
1792	my ($self) = @_;	1948	my ($self) = @_;
1793		1949
…		…
1877	sub find {	2033	sub find {
1878	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1879		2035
1880	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1881		2037
1882	cf::lock_wait "map_data:$path";#d#remove	2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2040
1885	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1890	or return;	2043	or return;
1891		2044
1892	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1893		2046
…		…
1895	or return;	2048	or return;
1896		2049
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
1900	undef $guard1;	2054	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2055	$map->reset;
1903	return find $path;	2056	return find $path;
1904	}	2057	}
1905		2058
1906	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1907	}	2060	}
1908	}	2061	}
1909		2062
1910	sub pre_load { }	2063	sub pre_load { }
1911	sub post_load { }	2064	#sub post_load { } # XS
1912		2065
1913	sub load {	2066	sub load {
1914	my ($self) = @_;	2067	my ($self) = @_;
1915		2068
1916	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2086	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2087	$f->skip_block;
1935	$self->_load_objects ($f)	2088	$self->_load_objects ($f)
1936	or return;	2089	or return;
1937		2090
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1939	if delete $self->{load_original};	2092	if delete $self->{load_original};
1940		2093
1941	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2095	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2096	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2115	$self->decay_objects;
1963	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1964	$self->update_buttons;	2117	$self->update_buttons;
1965	cf::cede_to_tick;	2118	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2119	$self->activate;
1969	}	2120	}
1970		2121
1971	$self->{last_save} = $cf::RUNTIME;	2122	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2123	$self->last_access ($cf::RUNTIME);
1973		2124
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2125	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2126	}
1976		2127
1977	$self->post_load;	2128	$self->post_load;
1978	}	2129	}
1979		2130
		2131	# customize the map for a given player, i.e.
		2132	# return the _real_ map. used by e.g. per-player
		2133	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2134	sub customise_for {
1981	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
1982		2136
1983	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2138	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2191	my ($path, $origin, $load) = @_;
2038		2192
2039	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
2040		2194
2041	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2197	}
2044		2198
2045	$MAP_PREFETCH{$path} |= $load;	2199	$MAP_PREFETCH{$path} |= $load;
2046		2200
2047	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
2048	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2206	if (my $map = find $k) {
2051	$map->load if $v;	2207	$map->load if $v;
2052	}	2208	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
2060		2216
2061	()	2217	()
2062	}	2218	}
2063		2219
		2220	# common code, used by both ->save and ->swapout
2064	sub save {	2221	sub _save {
2065	my ($self) = @_;	2222	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2223
2069	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
2070		2225
2071	return unless $self->dirty;	2226	return unless $self->dirty;
2072		2227
…		…
2078	return if $self->{deny_save};	2233	return if $self->{deny_save};
2079		2234
2080	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2081		2236
2082	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2084	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2085		2243
2086	if ($uniq) {	2244	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2247	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2249	}
2092	}	2250	}
2093		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
2094	sub swap_out {	2260	sub swap_out {
2095	my ($self) = @_;	2261	my ($self) = @_;
2096		2262
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2264
		2265	return if $self->in_memory != cf::MAP_ACTIVE;
		2266	return if $self->{deny_save};
2102	return if $self->players;	2267	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2268
2106	$self->in_memory (cf::MAP_SWAPPED);	2269	# first deactivate the map and "unlink" it from the core
2107
2108	$self->deactivate;	2270	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2271	$_->clear_links_to ($self) for values %cf::MAP;
		2272	$self->in_memory (cf::MAP_SWAPPED);
		2273
		2274	# then atomically save
		2275	$self->_save;
		2276
		2277	# then free the map
2110	$self->clear;	2278	$self->clear;
2111	}	2279	}
2112		2280
2113	sub reset_at {	2281	sub reset_at {
2114	my ($self) = @_;	2282	my ($self) = @_;
…		…
2133		2301
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2303
2136	return if $self->players;	2304	return if $self->players;
2137		2305
2138	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
2139		2307
2140	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
2141		2309
2142	# need to save uniques path	2310	# need to save uniques path
2143	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
2226		2394
2227	sub unique_maps() {	2395	sub unique_maps() {
2228	[	2396	[
2229	map {	2397	map {
2230	utf8::decode $_;	2398	utf8::decode $_;
2231	/\.map$/	2399	s/\.map$//; # TODO future compatibility hack
		2400	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2401	? ()
2232	? normalise $_	2402	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2404	]
2236	}	2405	}
2237		2406
2238	package cf;	2407	=item cf::map::static_maps
		2408
		2409	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2410	file in the shared directory excluding F</styles> and F</editor>). May
		2411	block.
		2412
		2413	=cut
		2414
		2415	sub static_maps() {
		2416	my @dirs = "";
		2417	my @maps;
		2418
		2419	while (@dirs) {
		2420	my $dir = shift @dirs;
		2421
		2422	next if $dir eq "/styles" || $dir eq "/editor";
		2423
		2424	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2425	or return;
		2426
		2427	for (@$files) {
		2428	s/\.map$// or next;
		2429	utf8::decode $_;
		2430	push @maps, "$dir/$_";
		2431	}
		2432
		2433	push @dirs, map "$dir/$_", @$dirs;
		2434	}
		2435
		2436	\@maps
		2437	}
2239		2438
2240	=back	2439	=back
2241		2440
2242	=head3 cf::object	2441	=head3 cf::object
2243		2442
…		…
2247		2446
2248	=over 4	2447	=over 4
2249		2448
2250	=item $ob->inv_recursive	2449	=item $ob->inv_recursive
2251		2450
2252	Returns the inventory of the object _and_ their inventories, recursively.	2451	Returns the inventory of the object I<and> their inventories, recursively,
		2452	but I<not> the object itself.
2253		2453
2254	=cut	2454	=cut
2255		2455
2256	sub inv_recursive_;	2456	sub inv_recursive_;
2257	sub inv_recursive_ {	2457	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2462	inv_recursive_ inv $_[0]
2263	}	2463	}
2264		2464
2265	=item $ref = $ob->ref	2465	=item $ref = $ob->ref
2266		2466
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2467	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2468
2269	=item $ob = cf::object::deref ($refstring)	2469	=item $ob = cf::object::deref ($refstring)
2270		2470
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2471	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2472	even if the object actually exists. May block.
…		…
2274	=cut	2474	=cut
2275		2475
2276	sub deref {	2476	sub deref {
2277	my ($ref) = @_;	2477	my ($ref) = @_;
2278		2478
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2479	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2480	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2481	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2482	or return;
2286	$pl->ob->uuid eq $uuid	2483	$pl->ob->uuid eq $uuid
2287	or return;	2484	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2504	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2309		2506
2310	=cut	2507	=cut
2311		2508
		2509	our $SAY_CHANNEL = {
		2510	id => "say",
		2511	title => "Map",
		2512	reply => "say ",
		2513	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2514	};
		2515
		2516	our $CHAT_CHANNEL = {
		2517	id => "chat",
		2518	title => "Chat",
		2519	reply => "chat ",
		2520	tooltip => "Player chat and shouts, global to the server.",
		2521	};
		2522
2312	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2524	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2525	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2527	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2539	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2540
2330	} else {	2541	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2544	}
2334	}	2545	}
2335	}	2546	}
2336		2547
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2548	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2573
2363	=item $player_object->enter_link	2574	=item $player_object->enter_link
2364		2575
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2576	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2577
2367	The player should be reasonably safe there for short amounts of time. You	2578	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2579	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2580	though, as the palyer cannot control the character while it is on the link
		2581	map.
2369		2582
2370	Will never block.	2583	Will never block.
2371		2584
2372	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2373		2586
…		…
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2612
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2402		2615
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2617	}
2405		2618
2406	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2408		2621
…		…
2425	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2427		2640
2428	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2431		2644
2432	$map->load;	2645	$map->load;
2433	$map->load_neighbours;	2646	$map->load_neighbours;
2434		2647
2435	return unless $self->contr->active;	2648	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2649
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
2440	}	2655	}
2441		2656
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2658
2444	Moves the player to the given map-path and coordinates by first freezing	2659	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2660	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2661	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2662	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2663	be called at the end of this process.
2449		2664
		2665	Note that $check will be called with a potentially non-loaded map, so if
		2666	it needs a loaded map it has to call C<< ->load >>.
		2667
2450	=cut	2668	=cut
2451		2669
2452	our $GOTOGEN;	2670	our $GOTOGEN;
2453		2671
2454	sub cf::object::player::goto {	2672	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2676	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2677
2460	$self->enter_link;	2678	$self->enter_link;
2461		2679
2462	(async {	2680	(async {
		2681	$Coro::current->{desc} = "player::goto $path $x $y";
		2682
2463	# *tag paths override both path and x|y	2683	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2684	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2685	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2686	my $ob = $obs[rand @obs];
2467		2687
2468	# see if we actually can go there	2688	# see if we actually can go there
2469	# todo: use ob_blocked to check all tiles of the destination "object"	2689	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	# for suitability.	2690	$ob = $obs[rand @obs];
		2691	} else {
		2692	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2693	}
		2694	# else put us there anyways for now #d#
2471		2695
2472	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2696	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2697	} else {
		2698	($path, $x, $y) = (undef, undef, undef);
2473	}	2699	}
2474	}	2700	}
2475		2701
2476	my $map = eval {	2702	my $map = eval {
2477	my $map = cf::map::find $path;	2703	my $map = defined $path ? cf::map::find $path : undef;
2478		2704
2479	if ($map) {	2705	if ($map) {
2480	$map = $map->customise_for ($self);	2706	$map = $map->customise_for ($self);
2481	$map = $check->($map) if $check && $map;	2707	$map = $check->($map) if $check && $map;
2482	} else {	2708	} else {
2483	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2709	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484	}	2710	}
2485		2711
2486	$map	2712	$map
2487	};	2713	};
2488		2714
…		…
2524	}	2750	}
2525		2751
2526	sub prepare_random_map {	2752	sub prepare_random_map {
2527	my ($exit) = @_;	2753	my ($exit) = @_;
2528		2754
2529	my $guard = cf::lock_acquire "exit_prepare:$exit";
2530
2531	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2532	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2533	# that depends on the exit object	2757	# that depends on the exit object
2534		2758
2535	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2537	if ($exit->map) {	2761	if ($exit->map) {
2538	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2539	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2540	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2541	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2542	}	2768	}
2543		2769
2544	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2545		2771
2546	my $data = cf::to_json $rmp;	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2547	my $md5 = Digest::MD5::md5_hex $data;	2773	my $md5 = Digest::MD5::md5_hex $data;
2548	my $meta = "$RANDOMDIR/$md5.meta";	2774	my $meta = "$RANDOMDIR/$md5.meta";
2549		2775
2550	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2552	undef $fh;	2778	undef $fh;
2553	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2554		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2555	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2556	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2557	}	2787	}
2558	}	2788	}
2559		2789
2560	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2561	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2562		2792
2563	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2564		2794
2565	if ($exit->slaying eq "/!") {
2566	#TODO: this should de-fi-ni-te-ly not be a sync-job
2567	# the problem is that $exit might not survive long enough
2568	# so it needs to be done right now, right here
2569	cf::sync_job { prepare_random_map $exit };
2570	}
2571
2572	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2573	my $hp = $exit->stats->hp;
2574	my $sp = $exit->stats->sp;
2575
2576	$self->enter_link;	2795	$self->enter_link;
2577		2796
2578	# if exit is damned, update players death & WoR home-position
2579	$self->contr->savebed ($slaying, $hp, $sp)
2580	if $exit->flag (FLAG_DAMNED);
2581
2582	(async {	2797	(async {
2583	$self->deactivate_recursive; # just to be sure	2798	$Coro::current->{desc} = "enter_exit";
		2799
2584	unless (eval {	2800	unless (eval {
		2801	$self->deactivate_recursive; # just to be sure
		2802
		2803	# random map handling
		2804	{
		2805	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2806
		2807	prepare_random_map $exit
		2808	if $exit->slaying eq "/!";
		2809	}
		2810
		2811	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2812	my $x = $exit->stats->hp;
		2813	my $y = $exit->stats->sp;
		2814
2585	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2586		2816
		2817	# if exit is damned, update players death & WoR home-position
		2818	$self->contr->savebed ($map, $x, $y)
		2819	if $exit->flag (cf::FLAG_DAMNED);
		2820
2587	1;	2821	1
2588	}) {	2822	}) {
2589	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2590	. "I'll try to bring you back to the map you were before. "	2824	. "I'll try to bring you back to the map you were before. "
2591	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2592	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2593		2827
2594	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2611	sub cf::client::send_drawinfo {	2845	sub cf::client::send_drawinfo {
2612	my ($self, $text, $flags) = @_;	2846	my ($self, $text, $flags) = @_;
2613		2847
2614	utf8::encode $text;	2848	utf8::encode $text;
2615	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2849	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2850	}
		2851
		2852	=item $client->send_big_packet ($pkt)
		2853
		2854	Like C<send_packet>, but tries to compress large packets, and fragments
		2855	them as required.
		2856
		2857	=cut
		2858
		2859	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2860
		2861	sub cf::client::send_big_packet {
		2862	my ($self, $pkt) = @_;
		2863
		2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
		2867
		2868	# split very large packets
		2869	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2870	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2871	$pkt = "frag";
		2872	}
		2873
		2874	$self->send_packet ($pkt);
2616	}	2875	}
2617		2876
2618	=item $client->send_msg ($channel, $msg, $color, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2619		2878
2620	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2622	the message, with C<log> being the default. If C<$color> is negative, suppress	2881	the message, with C<log> being the default. If C<$color> is negative, suppress
2623	the message unless the client supports the msg packet.	2882	the message unless the client supports the msg packet.
2624		2883
2625	=cut	2884	=cut
2626		2885
		2886	# non-persistent channels (usually the info channel)
2627	our %CHANNEL = (	2887	our %CHANNEL = (
		2888	"c/motd" => {
		2889	id => "infobox",
		2890	title => "MOTD",
		2891	reply => undef,
		2892	tooltip => "The message of the day",
		2893	},
2628	"c/identify" => {	2894	"c/identify" => {
2629	id => "identify",	2895	id => "infobox",
2630	title => "Identify",	2896	title => "Identify",
2631	reply => undef,	2897	reply => undef,
2632	tooltip => "Items recently identified",	2898	tooltip => "Items recently identified",
2633	},	2899	},
2634	"c/examine" => {	2900	"c/examine" => {
2635	id => "examine",	2901	id => "infobox",
2636	title => "Examine",	2902	title => "Examine",
2637	reply => undef,	2903	reply => undef,
2638	tooltip => "Signs and other items you examined",	2904	tooltip => "Signs and other items you examined",
2639	},	2905	},
		2906	"c/shopinfo" => {
		2907	id => "infobox",
		2908	title => "Shop Info",
		2909	reply => undef,
		2910	tooltip => "What your bargaining skill tells you about the shop",
		2911	},
		2912	"c/book" => {
		2913	id => "infobox",
		2914	title => "Book",
		2915	reply => undef,
		2916	tooltip => "The contents of a note or book",
		2917	},
		2918	"c/lookat" => {
		2919	id => "infobox",
		2920	title => "Look",
		2921	reply => undef,
		2922	tooltip => "What you saw there",
		2923	},
		2924	"c/who" => {
		2925	id => "infobox",
		2926	title => "Players",
		2927	reply => undef,
		2928	tooltip => "Shows players who are currently online",
		2929	},
		2930	"c/body" => {
		2931	id => "infobox",
		2932	title => "Body Parts",
		2933	reply => undef,
		2934	tooltip => "Shows which body parts you posess and are available",
		2935	},
		2936	"c/statistics" => {
		2937	id => "infobox",
		2938	title => "Statistics",
		2939	reply => undef,
		2940	tooltip => "Shows your primary statistics",
		2941	},
		2942	"c/skills" => {
		2943	id => "infobox",
		2944	title => "Skills",
		2945	reply => undef,
		2946	tooltip => "Shows your experience per skill and item power",
		2947	},
		2948	"c/shopitems" => {
		2949	id => "infobox",
		2950	title => "Shop Items",
		2951	reply => undef,
		2952	tooltip => "Shows the items currently for sale in this shop",
		2953	},
		2954	"c/resistances" => {
		2955	id => "infobox",
		2956	title => "Resistances",
		2957	reply => undef,
		2958	tooltip => "Shows your resistances",
		2959	},
		2960	"c/pets" => {
		2961	id => "infobox",
		2962	title => "Pets",
		2963	reply => undef,
		2964	tooltip => "Shows information abotu your pets/a specific pet",
		2965	},
		2966	"c/perceiveself" => {
		2967	id => "infobox",
		2968	title => "Perceive Self",
		2969	reply => undef,
		2970	tooltip => "You gained detailed knowledge about yourself",
		2971	},
		2972	"c/uptime" => {
		2973	id => "infobox",
		2974	title => "Uptime",
		2975	reply => undef,
		2976	tooltip => "How long the server has been running since last restart",
		2977	},
		2978	"c/mapinfo" => {
		2979	id => "infobox",
		2980	title => "Map Info",
		2981	reply => undef,
		2982	tooltip => "Information related to the maps",
		2983	},
		2984	"c/party" => {
		2985	id => "party",
		2986	title => "Party",
		2987	reply => "gsay ",
		2988	tooltip => "Messages and chat related to your party",
		2989	},
		2990	"c/death" => {
		2991	id => "death",
		2992	title => "Death",
		2993	reply => undef,
		2994	tooltip => "Reason for and more info about your most recent death",
		2995	},
		2996	"c/say" => $SAY_CHANNEL,
		2997	"c/chat" => $CHAT_CHANNEL,
2640	);	2998	);
2641		2999
2642	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2643	my ($self, $channel, $msg, $color, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2644		3002
2645	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
2646		3005
2647	$color &= cf::NDI_CLIENT_MASK; # just in case...	3006	$color &= cf::NDI_CLIENT_MASK; # just in case...
2648		3007
2649	# check predefined channels, for the benefit of C	3008	# check predefined channels, for the benefit of C
2650	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3009	if ($CHANNEL{$channel}) {
		3010	$channel = $CHANNEL{$channel};
2651		3011
		3012	$self->ext_msg (channel_info => $channel);
		3013	$channel = $channel->{id};
		3014
2652	if (ref $channel) {	3015	} elsif (ref $channel) {
2653	# send meta info to client, if not yet sent	3016	# send meta info to client, if not yet sent
2654	unless (exists $self->{channel}{$channel->{id}}) {	3017	unless (exists $self->{channel}{$channel->{id}}) {
2655	$self->{channel}{$channel->{id}} = $channel;	3018	$self->{channel}{$channel->{id}} = $channel;
2656	$self->ext_msg (channel_info => $channel)	3019	$self->ext_msg (channel_info => $channel);
2657	if $self->can_msg;
2658	}	3020	}
2659		3021
2660	$channel = $channel->{id};	3022	$channel = $channel->{id};
2661	}	3023	}
2662		3024
2663	return unless @extra || length $msg;	3025	return unless @extra || length $msg;
2664		3026
2665	if ($self->can_msg) {
2666	# default colour, mask it out	3027	# default colour, mask it out
2667	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2668	if $color & cf::NDI_DEF;	3029	if $color & cf::NDI_DEF;
2669		3030
2670	$self->send_packet ("msg " . $self->{json_coder}->encode (	3031	my $pkt = "msg "
		3032	. $self->{json_coder}->encode (
2671	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2672	} else {	3034	);
2673	if ($color >= 0) {
2674	# replace some tags by gcfclient-compatible ones
2675	for ($msg) {
2676	1 while
2677	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2678	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2679	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2680	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2681	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2682	}
2683		3035
2684	$color &= cf::NDI_COLOR_MASK;	3036	$self->send_big_packet ($pkt);
2685
2686	utf8::encode $msg;
2687
2688	if (0 && $msg =~ /\[/) {
2689	# COMMAND/INFO
2690	$self->send_packet ("drawextinfo $color 10 8 $msg")
2691	} else {
2692	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2693	$self->send_packet ("drawinfo $color $msg")
2694	}
2695	}
2696	}
2697	}	3037	}
2698		3038
2699	=item $client->ext_msg ($type, @msg)	3039	=item $client->ext_msg ($type, @msg)
2700		3040
2701	Sends an ext event to the client.	3041	Sends an ext event to the client.
…		…
2704		3044
2705	sub cf::client::ext_msg($$@) {	3045	sub cf::client::ext_msg($$@) {
2706	my ($self, $type, @msg) = @_;	3046	my ($self, $type, @msg) = @_;
2707		3047
2708	if ($self->extcmd == 2) {	3048	if ($self->extcmd == 2) {
2709	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2710	} elsif ($self->extcmd == 1) { # TODO: remove	3050	} elsif ($self->extcmd == 1) { # TODO: remove
2711	push @msg, msgtype => "event_$type";	3051	push @msg, msgtype => "event_$type";
2712	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3052	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2713	}	3053	}
2714	}	3054	}
2715		3055
2716	=item $client->ext_reply ($msgid, @msg)	3056	=item $client->ext_reply ($msgid, @msg)
2717		3057
…		…
2721		3061
2722	sub cf::client::ext_reply($$@) {	3062	sub cf::client::ext_reply($$@) {
2723	my ($self, $id, @msg) = @_;	3063	my ($self, $id, @msg) = @_;
2724		3064
2725	if ($self->extcmd == 2) {	3065	if ($self->extcmd == 2) {
2726	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3066	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2727	} elsif ($self->extcmd == 1) {	3067	} elsif ($self->extcmd == 1) {
2728	#TODO: version 1, remove	3068	#TODO: version 1, remove
2729	unshift @msg, msgtype => "reply", msgid => $id;	3069	unshift @msg, msgtype => "reply", msgid => $id;
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3071	}
2732	}	3072	}
2733		3073
2734	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2735		3075
…		…
2836		3176
2837	$coro	3177	$coro
2838	}	3178	}
2839		3179
2840	cf::client->attach (	3180	cf::client->attach (
2841	on_destroy => sub {	3181	on_client_destroy => sub {
2842	my ($ns) = @_;	3182	my ($ns) = @_;
2843		3183
2844	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2845	},	3185	},
2846	);	3186	);
…		…
2862	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
2863		3203
2864	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
2865		3205
2866	$safe->permit_only (Opcode::opset qw(	3206	$safe->permit_only (Opcode::opset qw(
2867	:base_core :base_mem :base_orig :base_math	3207	:base_core :base_mem :base_orig :base_math :base_loop
2868	grepstart grepwhile mapstart mapwhile	3208	grepstart grepwhile mapstart mapwhile
2869	sort time	3209	sort time
2870	));	3210	));
2871		3211
2872	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
…		…
2874	=pod	3214	=pod
2875		3215
2876	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
2877		3217
2878	cf::object	3218	cf::object
2879	contr pay_amount pay_player map x y force_find force_add	3219	contr pay_amount pay_player map x y force_find force_add destroy
2880	insert remove name archname title slaying race decrease_ob_nr	3220	insert remove name archname title slaying race decrease split
		3221	value
2881		3222
2882	cf::object::player	3223	cf::object::player
2883	player	3224	player
2884		3225
2885	cf::player	3226	cf::player
…		…
2890		3231
2891	=cut	3232	=cut
2892		3233
2893	for (	3234	for (
2894	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895	insert remove inv name archname title slaying race	3236	insert remove inv nrof name archname title slaying race
2896	decrease_ob_nr)],	3237	decrease split destroy change_exp value msg lore send_msg)],
2897	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
2898	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
2899	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
2900	) {	3241	) {
2901	no strict 'refs';	3242	no strict 'refs';
2902	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
2903	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2921		3262
2922	my $qcode = $code;	3263	my $qcode = $code;
2923	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2924	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
2925		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
2926	local $_;	3270	local $_;
2927	local @safe::cf::_safe_eval_args = values %vars;
2928		3271
2929	my $eval =	3272	my $eval =
2930	"do {\n"	3273	"do {\n"
2931	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2932	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
2933	. $code	3276	. $code
2934	. "\n}"	3277	. "\n}"
2935	;	3278	;
2936		3279
		3280	if ($CFG{safe_eval}) {
2937	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
2938	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2939	sub_generation_inc;	3284	sub_generation_inc;
		3285	} else {
		3286	local @cf::_safe_eval_args = values %vars;
		3287	@res = wantarray ? eval eval : scalar eval $eval;
		3288	}
2940		3289
2941	if ($@) {	3290	if ($@) {
2942	warn "$@";	3291	warn "$@";
2943	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
2944	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2963	=cut	3312	=cut
2964		3313
2965	sub register_script_function {	3314	sub register_script_function {
2966	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
2967		3316
2968	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
2969	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
2970	}	3319	}
2971		3320
2972	=back	3321	=back
2973		3322
2974	=cut	3323	=cut
…		…
2995		3344
2996	$facedata->{version} == 2	3345	$facedata->{version} == 2
2997	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
2998		3347
2999	# patch in the exptable	3348	# patch in the exptable
		3349	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3000	$facedata->{resource}{"res/exp_table"} = {	3350	$facedata->{resource}{"res/exp_table"} = {
3001	type => FT_RSRC,	3351	type => FT_RSRC,
3002	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3352	data => $exp_table,
		3353	hash => (Digest::MD5::md5 $exp_table),
3003	};	3354	};
3004	cf::cede_to_tick;	3355	cf::cede_to_tick;
3005		3356
3006	{	3357	{
3007	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
3008		3359
3009	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
3010	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3362
3011	cf::face::set_visibility $idx, $info->{visibility};	3363	cf::face::set_visibility $idx, $info->{visibility};
3012	cf::face::set_magicmap $idx, $info->{magicmap};	3364	cf::face::set_magicmap $idx, $info->{magicmap};
3013	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3014	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3015		3367
3016	cf::cede_to_tick;	3368	cf::cede_to_tick;
3017	}	3369	}
3018		3370
3019	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
3020	next unless $info->{smooth};	3372	next unless $info->{smooth};
		3373
3021	my $idx = cf::face::find $face	3374	my $idx = cf::face::find $face
3022	or next;	3375	or next;
		3376
3023	if (my $smooth = cf::face::find $info->{smooth}) {	3377	if (my $smooth = cf::face::find $info->{smooth}) {
3024	cf::face::set_smooth $idx, $smooth;	3378	cf::face::set_smooth $idx, $smooth;
3025	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3379	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026	} else {	3380	} else {
3027	warn "smooth face '$info->{smooth}' not found for face '$face'";	3381	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3041		3395
3042	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
3043	}	3397	}
3044		3398
3045	{	3399	{
3046	# TODO: for gcfclient pleasure, we should give resources
3047	# that gcfclient doesn't grok a >10000 face index.
3048	my $res = $facedata->{resource};	3400	my $res = $facedata->{resource};
3049		3401
3050	my $soundconf = delete $res->{"res/sound.conf"};
3051
3052	while (my ($name, $info) = each %$res) {	3402	while (my ($name, $info) = each %$res) {
		3403	if (defined $info->{type}) {
3053	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3404	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054	my $data;
3055		3405
3056	if ($info->{type} & 1) {	3406	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057	# prepend meta info	3407	cf::face::set_type $idx, $info->{type};
3058
3059	my $meta = $enc->encode ({
3060	name => $name,
3061	%{ $info->{meta} || {} },
3062	});
3063
3064	$data = pack "(w/a*)*", $meta, $info->{data};
3065	} else {	3408	} else {
3066	$data = $info->{data};	3409	$RESOURCE{$name} = $info;
3067	}	3410	}
3068		3411
3069	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070	cf::face::set_type $idx, $info->{type};
3071
3072	cf::cede_to_tick;	3412	cf::cede_to_tick;
3073	}	3413	}
3074
3075	if ($soundconf) {
3076	$soundconf = $enc->decode (delete $soundconf->{data});
3077
3078	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079	my $sound = $soundconf->{compat}[$_]
3080	or next;
3081
3082	my $face = cf::face::find "sound/$sound->[1]";
3083	cf::sound::set $sound->[0] => $face;
3084	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085	}
3086
3087	while (my ($k, $v) = each %{$soundconf->{event}}) {
3088	my $face = cf::face::find "sound/$v";
3089	cf::sound::set $k => $face;
3090	}
3091	}
3092	}	3414	}
		3415
		3416	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093		3417
3094	1	3418	1
3095	}	3419	}
		3420
		3421	cf::global->attach (on_resource_update => sub {
		3422	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3423	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3424
		3425	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3426	my $sound = $soundconf->{compat}[$_]
		3427	or next;
		3428
		3429	my $face = cf::face::find "sound/$sound->[1]";
		3430	cf::sound::set $sound->[0] => $face;
		3431	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3432	}
		3433
		3434	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3435	my $face = cf::face::find "sound/$v";
		3436	cf::sound::set $k => $face;
		3437	}
		3438	}
		3439	});
3096		3440
3097	register_exticmd fx_want => sub {	3441	register_exticmd fx_want => sub {
3098	my ($ns, $want) = @_;	3442	my ($ns, $want) = @_;
3099		3443
3100	while (my ($k, $v) = each %$want) {	3444	while (my ($k, $v) = each %$want) {
3101	$ns->fx_want ($k, $v);	3445	$ns->fx_want ($k, $v);
3102	}	3446	}
3103	};	3447	};
		3448
		3449	sub load_resource_file($) {
		3450	my $guard = lock_acquire "load_resource_file";
		3451
		3452	my $status = load_resource_file_ $_[0];
		3453	get_slot 0.1, 100;
		3454	cf::arch::commit_load;
		3455
		3456	$status
		3457	}
3104		3458
3105	sub reload_regions {	3459	sub reload_regions {
3106	# HACK to clear player env face cache, we need some signal framework	3460	# HACK to clear player env face cache, we need some signal framework
3107	# for this (global event?)	3461	# for this (global event?)
3108	%ext::player_env::MUSIC_FACE_CACHE = ();	3462	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3122	}	3476	}
3123		3477
3124	sub reload_archetypes {	3478	sub reload_archetypes {
3125	load_resource_file "$DATADIR/archetypes"	3479	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";	3480	or die "unable to load archetypes\n";
3127	#d# NEED to laod twice to resolve forward references
3128	# this really needs to be done in an extra post-pass
3129	# (which needs to be synchronous, so solve it differently)
3130	load_resource_file "$DATADIR/archetypes"
3131	or die "unable to load archetypes\n";
3132	}	3481	}
3133		3482
3134	sub reload_treasures {	3483	sub reload_treasures {
3135	load_resource_file "$DATADIR/treasures"	3484	load_resource_file "$DATADIR/treasures"
3136	or die "unable to load treasurelists\n";	3485	or die "unable to load treasurelists\n";
3137	}	3486	}
3138		3487
3139	sub reload_resources {	3488	sub reload_resources {
3140	warn "reloading resource files...\n";	3489	warn "reloading resource files...\n";
3141		3490
		3491	reload_facedata;
		3492	reload_archetypes;
3142	reload_regions;	3493	reload_regions;
3143	reload_facedata;
3144	#reload_archetypes;#d#
3145	reload_archetypes;
3146	reload_treasures;	3494	reload_treasures;
3147		3495
3148	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
3149	}	3497	}
3150		3498
3151	sub init {
3152	reload_resources;
3153	}
3154
3155	sub reload_config {	3499	sub reload_config {
		3500	warn "reloading config file...\n";
		3501
3156	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
3157	or return;	3503	or return;
3158		3504
3159	local $/;	3505	local $/;
3160	*CFG = YAML::Syck::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
3161		3507
3162	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3163		3509
3164	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3510	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3511	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3169	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3170	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
3171	};	3517	};
3172	warn $@ if $@;	3518	warn $@ if $@;
3173	}	3519	}
		3520
		3521	warn "finished reloading resource files\n";
		3522	}
		3523
		3524	sub pidfile() {
		3525	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3526	or die "$PIDFILE: $!";
		3527	flock $fh, &Fcntl::LOCK_EX
		3528	or die "$PIDFILE: flock: $!";
		3529	$fh
		3530	}
		3531
		3532	# make sure only one server instance is running at any one time
		3533	sub atomic {
		3534	my $fh = pidfile;
		3535
		3536	my $pid = <$fh>;
		3537	kill 9, $pid if $pid > 0;
		3538
		3539	seek $fh, 0, 0;
		3540	print $fh $$;
		3541	}
		3542
		3543	sub main_loop {
		3544	warn "EV::loop starting\n";
		3545	if (1) {
		3546	EV::loop;
		3547	}
		3548	warn "EV::loop returned\n";
		3549	goto &main_loop unless $REALLY_UNLOOP;
3174	}	3550	}
3175		3551
3176	sub main {	3552	sub main {
		3553	cf::init_globals; # initialise logging
		3554
		3555	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3556	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3557	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3558	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3559
		3560	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3561
3177	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
3178	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
3179	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3564	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180	(async {	3565	(async {
3181	Event::one_event;	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3567	EV::loop EV::LOOP_ONESHOT;
3182	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
3183	};	3569	};
3184		3570
		3571	evthread_start IO::AIO::poll_fileno;
		3572
		3573	cf::sync_job {
		3574	cf::init_experience;
		3575	cf::init_anim;
		3576	cf::init_attackmess;
		3577	cf::init_dynamic;
		3578
		3579	cf::load_settings;
		3580	cf::load_materials;
		3581
		3582	reload_resources;
3185	reload_config;	3583	reload_config;
3186	db_init;	3584	db_init;
		3585
		3586	cf::init_uuid;
		3587	cf::init_signals;
		3588	cf::init_skills;
		3589
		3590	cf::init_beforeplay;
		3591
		3592	atomic;
		3593
3187	load_extensions;	3594	load_extensions;
3188		3595
3189	$TICK_WATCHER->start;	3596	utime time, time, $RUNTIMEFILE;
3190	Event::loop;	3597
		3598	# no (long-running) fork's whatsoever before this point(!)
		3599	use POSIX ();
		3600	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3601
		3602	(pop @POST_INIT)->(0) while @POST_INIT;
		3603	};
		3604
		3605	cf::object::thawer::errors_are_fatal 0;
		3606	warn "parse errors in files are no longer fatal from this point on.\n";
		3607
		3608	main_loop;
3191	}	3609	}
3192		3610
3193	#############################################################################	3611	#############################################################################
3194	# initialisation and cleanup	3612	# initialisation and cleanup
3195		3613
3196	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
3197	BEGIN {	3615	BEGIN {
		3616	our %SIGWATCHER = ();
3198	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
3199	Event->signal (	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3200	reentrant => 0,
3201	data => WF_AUTOCANCEL,
3202	signal => $signal,
3203	prio => 0,
3204	cb => sub {
3205	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
3206	},
3207	);	3620	};
3208	}	3621	}
3209	}	3622	}
3210		3623
3211	sub write_runtime {	3624	sub write_runtime_sync {
3212	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
3213		3626
3214	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
3215	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
3216		3629
3217	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3218		3631
3219	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
3220		3633
3221	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3222	or return;	3635	or return;
3223		3636
3224	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
3225	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
3226	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
3236	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
3237		3650
3238	close $fh	3651	close $fh
3239	or return;	3652	or return;
3240		3653
3241	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3242	and return;	3655	and return;
3243		3656
3244	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3245		3658
3246	1	3659	1
		3660	}
		3661
		3662	our $uuid_lock;
		3663	our $uuid_skip;
		3664
		3665	sub write_uuid_sync($) {
		3666	$uuid_skip ||= $_[0];
		3667
		3668	return if $uuid_lock;
		3669	local $uuid_lock = 1;
		3670
		3671	my $uuid = "$LOCALDIR/uuid";
		3672
		3673	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3674	or return;
		3675
		3676	my $value = uuid_seq uuid_cur;
		3677
		3678	unless ($value) {
		3679	warn "cowardly refusing to write zero uuid value!\n";
		3680	return;
		3681	}
		3682
		3683	my $value = uuid_str $value + $uuid_skip;
		3684	$uuid_skip = 0;
		3685
		3686	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3687	and return;
		3688
		3689	# always fsync - this file is important
		3690	aio_fsync $fh
		3691	and return;
		3692
		3693	close $fh
		3694	or return;
		3695
		3696	aio_rename "$uuid~", $uuid
		3697	and return;
		3698
		3699	warn "uuid file written ($value).\n";
		3700
		3701	1
		3702
		3703	}
		3704
		3705	sub write_uuid($$) {
		3706	my ($skip, $sync) = @_;
		3707
		3708	$sync ? write_uuid_sync $skip
		3709	: async { write_uuid_sync $skip };
3247	}	3710	}
3248		3711
3249	sub emergency_save() {	3712	sub emergency_save() {
3250	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
3251		3714
3252	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
3253		3716
3254	cf::sync_job {	3717	cf::sync_job {
		3718	# this is a trade-off: we want to be very quick here, so
		3719	# save all maps without fsync, and later call a global sync
		3720	# (which in turn might be very very slow)
		3721	local $USE_FSYNC = 0;
		3722
3255	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
3256	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
3257	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
3258	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
3259	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
3260	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
3261	$pl->valid or next;	3729	$pl->valid or next;
		3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262	$pl->save;	3731	$pl->save;
3263	}	3732	}
3264	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
3265		3734
3266	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
3267	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
3268	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
3269	$map->valid or next;	3738	$map->valid or next;
3270	$map->save;	3739	$map->save;
3271	}	3740	}
3272	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
3273		3742
3274	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
3275	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
3276	warn "end emergency database checkpoint\n";	3745	warn "emergency_perl_save: end database checkpoint\n";
		3746
		3747	warn "emergency_perl_save: begin write uuid\n";
		3748	write_uuid_sync 1;
		3749	warn "emergency_perl_save: end write uuid\n";
3277	};	3750	};
3278		3751
		3752	warn "emergency_perl_save: starting sync()\n";
		3753	IO::AIO::aio_sync sub {
		3754	warn "emergency_perl_save: finished sync()\n";
		3755	};
		3756
3279	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
3280	}	3758	}
3281		3759
3282	sub post_cleanup {	3760	sub post_cleanup {
3283	my ($make_core) = @_;	3761	my ($make_core) = @_;
3284		3762
3285	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
3286	if $make_core;	3764	if $make_core;
		3765
		3766	my $fh = pidfile;
		3767	unlink $PIDFILE if <$fh> == $$;
		3768	}
		3769
		3770	# a safer delete_package, copied from Symbol
		3771	sub clear_package($) {
		3772	my $pkg = shift;
		3773
		3774	# expand to full symbol table name if needed
		3775	unless ($pkg =~ /^main::.*::$/) {
		3776	$pkg = "main$pkg" if $pkg =~ /^::/;
		3777	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3778	$pkg .= '::' unless $pkg =~ /::$/;
		3779	}
		3780
		3781	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3782	my $stem_symtab = *{$stem}{HASH};
		3783
		3784	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3785	or return;
		3786
		3787	# clear all symbols
		3788	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3789	for my $name (keys %$leaf_symtab) {
		3790	_gv_clear *{"$pkg$name"};
		3791	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3792	}
3287	}	3793	}
3288		3794
3289	sub do_reload_perl() {	3795	sub do_reload_perl() {
3290	# can/must only be called in main	3796	# can/must only be called in main
3291	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
3292	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
3293	return;	3799	return;
3294	}	3800	}
3295		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
3296	warn "reloading...";	3807	warn "reloading...";
3297		3808
3298	warn "entering sync_job";	3809	warn "entering sync_job";
3299		3810
3300	cf::sync_job {	3811	cf::sync_job {
3301	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3302	cf::emergency_save;	3813	cf::emergency_save;
3303	cf::write_runtime; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
3304		3815
3305	warn "syncing database to disk";	3816	warn "syncing database to disk";
3306	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
3307		3818
3308	# if anything goes wrong in here, we should simply crash as we already saved	3819	# if anything goes wrong in here, we should simply crash as we already saved
3309		3820
3310	warn "cancelling all WF_AUTOCANCEL watchers";
3311	for (Event::all_watchers) {
3312	$_->cancel if $_->data & WF_AUTOCANCEL;
3313	}
3314
3315	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
3316	for (;;) {
3317	BDB::flush;
3318	IO::AIO::flush;
3319	Coro::cede;
3320	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
3321	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3322	}
3323
3324	++$RELOAD;
3325
3326	warn "cancelling all extension coros";
3327	$_->cancel for values %EXT_CORO;
3328	%EXT_CORO = ();
3329
3330	warn "removing commands";
3331	%COMMAND = ();
3332
3333	warn "removing ext/exti commands";
3334	%EXTCMD = ();
3335	%EXTICMD = ();
3336
3337	warn "unloading/nuking all extensions";
3338	for my $pkg (@EXTS) {
3339	warn "... unloading $pkg";
3340
3341	if (my $cb = $pkg->can ("unload")) {
3342	eval {
3343	$cb->($pkg);
3344	1
3345	} or warn "$pkg unloaded, but with errors: $@";
3346	}	3824	}
3347		3825
3348	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
3349	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
3350	}	3828	%EXT_CORO = ();
3351		3829
3352	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
3353	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
3354	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3355		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
3356	warn "... unloading $k";	3839	warn "... unloading $pkg";
3357	delete $INC{$k};
3358		3840
3359	$k =~ s/\.pm$//;
3360	$k =~ s/\//::/g;
3361
3362	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
3363	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
3364	}	3850	}
3365		3851
3366	Symbol::delete_package $k;	3852	warn "unloading all perl modules loaded from $LIBDIR";
		3853	while (my ($k, $v) = each %INC) {
		3854	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3855
		3856	warn "... unloading $k";
		3857	delete $INC{$k};
		3858
		3859	$k =~ s/\.pm$//;
		3860	$k =~ s/\//::/g;
		3861
		3862	if (my $cb = $k->can ("unload_module")) {
		3863	$cb->();
		3864	}
		3865
		3866	clear_package $k;
3367	}	3867	}
3368		3868
3369	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
3370	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
3371	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3871	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3372		3872
3373	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
3374	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
3375	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3376		3876
3377	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
3378	# and global variables created in xs	3878	# and global variables created in xs
3379	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
3380		3880
3381	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
3382		3882
3383	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
3384	require cf;	3884	require cf;
3385	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
3386		3886
3387	warn "loading config and database again";	3887	warn "loading config and database again";
3388	cf::reload_config;	3888	cf::reload_config;
3389		3889
3390	warn "loading extensions";	3890	warn "loading extensions";
3391	cf::load_extensions;	3891	cf::load_extensions;
3392		3892
		3893	if ($REATTACH_ON_RELOAD) {
3393	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
3394	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
3395	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
3396	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
3397	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
3398	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
3399		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
3400	warn "leaving sync_job";	3905	warn "leaving sync_job";
3401		3906
3402	1	3907	1
3403	} or do {	3908	} or do {
3404	warn $@;	3909	warn $@;
3405	warn "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
3406	exit 1;
3407	};	3911	};
3408		3912
3409	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
3410	};	3919	};
3411		3920
3412	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
3413		3922
3414	sub reload_perl() {	3923	sub reload_perl() {
3415	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3416	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3417		3926
3418	$RELOAD_WATCHER ||= Event->timer (	3927	$RELOAD_WATCHER ||= cf::async {
3419	reentrant => 0,	3928	Coro::AIO::aio_wait cache_extensions;
3420	after => 0,	3929
3421	data => WF_AUTOCANCEL,	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3422	cb => sub {
3423	do_reload_perl;	3931	do_reload_perl;
3424	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
3425	},	3933	};
3426	);	3934	};
3427	}	3935	}
3428		3936
3429	register_command "reload" => sub {	3937	register_command "reload" => sub {
3430	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
3431		3939
3432	if ($who->flag (FLAG_WIZ)) {	3940	if ($who->flag (FLAG_WIZ)) {
3433	$who->message ("reloading server.");	3941	$who->message ("reloading server.");
		3942	async {
		3943	$Coro::current->{desc} = "perl_reload";
3434	async { reload_perl };	3944	reload_perl;
		3945	};
3435	}	3946	}
3436	};	3947	};
3437		3948
3438	unshift @INC, $LIBDIR;	3949	unshift @INC, $LIBDIR;
3439		3950
…		…
3441		3952
3442	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3443	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3444		3955
3445	sub wait_for_tick {	3956	sub wait_for_tick {
3446	return unless $TICK_WATCHER->is_active;
3447	return if $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3448		3958
3449	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3450	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3451	$signal->wait;	3961	$signal->wait;
3452	}	3962	}
3453		3963
3454	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3455	return unless $TICK_WATCHER->is_active;
3456	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3457		3966
3458	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3459	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3460	$signal->wait;	3969	$signal->wait;
3461	}	3970	}
3462		3971
3463	our $stat_fh;	3972	sub tick {
3464	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466	$TICK_WATCHER = Event->timer (
3467	reentrant => 0,
3468	parked => 1,
3469	prio => 0,
3470	at => $NEXT_TICK || $TICK,
3471	data => WF_AUTOCANCEL,
3472	cb => sub {
3473	if ($Coro::current != $Coro::main) {	3973	if ($Coro::current != $Coro::main) {
3474	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3974	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3476	return;	3976	return;
3477	}	3977	}
3478		3978
3479	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481	$NOW = $tick_start = Event::time;
3482
3483	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
3484		3980
3485	$RUNTIME += $TICK;	3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3486	$NEXT_TICK += $TICK;
3487		3982
3488	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489	$NEXT_RUNTIME_WRITE = $NOW + 10;	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490	Coro::async_pool {	3985	Coro::async_pool {
		3986	$Coro::current->{desc} = "runtime saver";
3491	write_runtime	3987	write_runtime_sync
3492	or warn "ERROR: unable to write runtime file: $!";	3988	or warn "ERROR: unable to write runtime file: $!";
3493	};
3494	}	3989	};
		3990	}
3495		3991
3496	# my $AFTER = Event::time;
3497	# warn $AFTER - $NOW;#d#
3498
3499	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3992	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500	$sig->send;	3993	$sig->send;
3501	}	3994	}
3502	while (my $sig = shift @WAIT_FOR_TICK) {	3995	while (my $sig = shift @WAIT_FOR_TICK) {
3503	$sig->send;	3996	$sig->send;
3504	}	3997	}
3505		3998
3506	$NOW = Event::time;	3999	$LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508	# if we are delayed by four ticks or more, skip them all
3509	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511	$TICK_WATCHER->at ($NEXT_TICK);
3512	$TICK_WATCHER->start;
3513
3514	$LOAD = ($NOW - $tick_start) / $TICK;
3515	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4000	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516		4001
3517	_post_tick;	4002	if (0) {
3518		4003	if ($NEXT_TICK) {
3519	# gather some statistics#d#	4004	my $jitter = $TICK_START - $NEXT_TICK;
3520	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4005	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4006	warn "jitter $JITTER\n";#d#
		4007	}
3522	},	4008	}
3523	);	4009	}
3524		4010
3525	{	4011	{
		4012	# configure BDB
		4013
3526	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3527	BDB::max_poll_time $TICK * 0.1;	4015	BDB::max_poll_reqs $TICK * 0.1;
3528	$BDB_POLL_WATCHER = Event->io (	4016	$AnyEvent::BDB::WATCHER->priority (1);
3529	reentrant => 0,
3530	fd => BDB::poll_fileno,
3531	poll => 'r',
3532	prio => 0,
3533	data => WF_AUTOCANCEL,
3534	cb => \&BDB::poll_cb,
3535	);
3536
3537	BDB::set_sync_prepare {
3538	my $status;
3539	my $current = $Coro::current;
3540	(
3541	sub {
3542	$status = $!;
3543	$current->ready; undef $current;
3544	},
3545	sub {
3546	Coro::schedule while defined $current;
3547	$! = $status;
3548	},
3549	)
3550	};
3551		4017
3552	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3553	$DB_ENV = BDB::db_env_create;	4019	$DB_ENV = BDB::db_env_create;
		4020	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4021	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4022	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4023	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4024	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554		4025
3555	cf::sync_job {	4026	cf::sync_job {
3556	eval {	4027	eval {
3557	BDB::db_env_open	4028	BDB::db_env_open
3558	$DB_ENV,	4029	$DB_ENV,
…		…
3560	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4031	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4032	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562	0666;	4033	0666;
3563		4034
3564	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4035	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567	| BDB::LOG_AUTOREMOVE, 1);
3568	$DB_ENV->set_lk_detect;
3569	};	4036	};
3570		4037
3571	cf::cleanup "db_env_open(db): $@" if $@;	4038	cf::cleanup "db_env_open(db): $@" if $@;
3572	};	4039	};
3573	}	4040	}
3574		4041
3575	$BDB_CHECKPOINT_WATCHER = Event->timer (	4042	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576	after => 11,	4043	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	interval => 60,	4044	};
3578	hard => 1,	4045	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => sub {
3582	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4046	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583	},
3584	);	4047	};
3585	$BDB_TRICKLE_WATCHER = Event->timer (	4048	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586	after => 5,
3587	interval => 10,
3588	hard => 1,
3589	prio => 0,
3590	data => WF_AUTOCANCEL,
3591	cb => sub {
3592	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4049	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593	},
3594	);	4050	};
3595	}	4051	}
3596		4052
3597	{	4053	{
		4054	# configure IO::AIO
		4055
3598	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3599
3600	undef $Coro::AIO::WATCHER;
3601	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3602	$AIO_POLL_WATCHER = Event->io (	4058	undef $AnyEvent::AIO::WATCHER;
3603	reentrant => 0,
3604	data => WF_AUTOCANCEL,
3605	fd => IO::AIO::poll_fileno,
3606	poll => 'r',
3607	prio => 6,
3608	cb => \&IO::AIO::poll_cb,
3609	);
3610	}	4059	}
3611		4060
3612	my $_log_backtrace;	4061	my $_log_backtrace;
3613		4062
3614	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3617	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3618		4067
3619	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3620	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3621	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3622	async {	4072	async {
		4073	$Coro::current->{desc} = "abt $msg";
		4074
3623	my @bt = fork_call {	4075	my @bt = fork_call {
3624	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
3625	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4077	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4078	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627	or die "addr2line: $!";	4079	or die "addr2line: $!";
…		…
3635	}	4087	}
3636		4088
3637	@funcs	4089	@funcs
3638	};	4090	};
3639		4091
3640	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3641	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3642	--$_log_backtrace;	4095	--$_log_backtrace;
3643	};	4096	};
3644	} else {	4097	} else {
3645	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3646	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3647	}	4100	}
3648	}	4101	}
3649		4102
3650	# load additional modules	4103	# load additional modules
3651	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3652		4106
3653	END { cf::emergency_save }	4107	END { cf::emergency_save }
3654		4108
3655	1	4109	1
3656		4110

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