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Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		150
103	binmode STDOUT;	151	binmode STDOUT;
104	binmode STDERR;	152	binmode STDERR;
105		153
106	# read virtual server time, if available	154	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
111	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
112		162
113	mkdir $_	163	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		165
116	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
117		167
118	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::"} };
119		180
120	#############################################################################	181	#############################################################################
121		182
122	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
123		184
…		…
159		220
160	The raw value load value from the last tick.	221	The raw value load value from the last tick.
161		222
162	=item %cf::CFG	223	=item %cf::CFG
163		224
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	226	from wherever your confdir points to.
166		227
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		229
169	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
170	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
171	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.
172		233
173	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
174		235
175	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
176	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
177	that call.	238	that call.
178		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
179	=back	246	=back
180		247
181	=cut	248	=cut
182		249
183	BEGIN {	250	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	251	my $msg = join "", @_;
186		252
187	$msg .= "\n"	253	$msg .= "\n"
188	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
189		255
190	$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;
191		257
192	utf8::encode $msg;
193	LOG llevError, $msg;	258	LOG llevError, $msg;
194	};	259	};
195	}	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	};
196		274
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	285	for my $pkg (qw(
208	cf::global cf::attachable	286	cf::global cf::attachable
209	cf::object cf::object::player	287	cf::object cf::object::player
210	cf::client cf::player	288	cf::client cf::player
211	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
212	cf::map cf::party cf::region	291	cf::party cf::region
213	)) {	292	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	294	}
217		295
218	$Event::DIED = sub {	296	$EV::DIED = sub {
219	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
220	};	298	};
221		299
222	#############################################################################	300	#############################################################################
223		301
224	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	325	$d
248	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
249	}	327	}
250		328
251	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
252		330
253	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
254		332
255	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
256		334
257	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
258		336
259	=cut	337	=cut
260		338
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		340
263	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		357
266	=item cf::lock_wait $string	358	=item cf::lock_wait $string
267		359
268	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
269		361
270	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
271		363
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
275	returned.	367	returned.
276		368
277	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
278	deadlocked coro.	370	deadlocked coro.
…		…
284		376
285	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.
286		378
287	=cut	379	=cut
288		380
289	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
290		382
291	sub lock_wait($) {	383	sub lock_wait($) {
292	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	385	}
300		386
301	sub lock_acquire($) {	387	sub lock_acquire($) {
302	my ($key) = @_;	388	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	389	}
314		390
315	sub lock_active($) {	391	sub lock_active($) {
316	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	393	}
320		394
321	sub freeze_mainloop {	395	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
323		397
324	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	399	}
326	};	400
327	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
328	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over timer.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
329	}	414	}
330		415
331	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
332		417
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		426
342	=cut	427	=cut
343		428
344	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
346		432
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
349	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
350		439
351	while () {	440	while () {
352	next_job:	441	next_job:
		442
353	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	444
355	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	449	$job->[2]->send;
359	Coro::cede;	450	Coro::cede;
360	goto next_job;	451	goto next_job;
361	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	454	}
363	}	455	}
364		456
365	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	460	$signal->wait;
369	} else {	461	} else {
		462	$busy = 0;
370	Coro::schedule;	463	Coro::schedule;
371	}	464	}
372	}	465	}
373	};	466	};
374		467
375	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
376	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
377		472
378	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
379	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
380		476
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
394		490
395	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
396		492
397	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
398		494
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	498	acceptable.
403		499
404	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
405	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
…		…
410		506
411	sub sync_job(&) {	507	sub sync_job(&) {
412	my ($job) = @_;	508	my ($job) = @_;
413		509
414	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	511	my $time = AE::time;
416		512
417	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
419		515
420	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	517
422	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
423		519
424	my $busy = 1;	520	my $busy = 1;
425	my @res;	521	my @res;
426		522
427	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	525	@res = eval { $job->() };
429	warn $@ if $@;	526	warn $@ if $@;
430	undef $busy;	527	undef $busy;
431	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
432		529
433	while ($busy) {	530	while ($busy) {
434	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
435	}	535	}
		536	}
436		537
437	$time = Event::time - $time;	538	my $time = AE::time - $time;
438		539
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
443		541
444	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
445	} else {	543	} else {
446	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
447		545
…		…
472	=item fork_call { }, $args	570	=item fork_call { }, $args
473		571
474	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
475	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
478		576
479	=cut	577	=cut
480		578
481	sub fork_call(&@) {	579	sub fork_call(&@) {
482	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
483		581
484	# we seemingly have to make a local copy of the whole thing,	582	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	583	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	584	# TODO: investigate and fix (likely this will be rather laborious)
487		585
488	my @res = Coro::Util::fork_eval {	586	my @res = Coro::Util::fork_eval {
489	reset_signals;	587	reset_signals;
490	&$cb	588	&$cb
491	}, @args;	589	}, @args;
492		590
493	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
494	}	592	}
495		593
		594	=item $coin = coin_from_name $name
		595
		596	=cut
		597
		598	our %coin_alias = (
		599	"silver" => "silvercoin",
		600	"silvercoin" => "silvercoin",
		601	"silvercoins" => "silvercoin",
		602	"gold" => "goldcoin",
		603	"goldcoin" => "goldcoin",
		604	"goldcoins" => "goldcoin",
		605	"platinum" => "platinacoin",
		606	"platinumcoin" => "platinacoin",
		607	"platinumcoins" => "platinacoin",
		608	"platina" => "platinacoin",
		609	"platinacoin" => "platinacoin",
		610	"platinacoins" => "platinacoin",
		611	"royalty" => "royalty",
		612	"royalties" => "royalty",
		613	);
		614
		615	sub coin_from_name($) {
		616	$coin_alias{$_[0]}
		617	? cf::arch::find $coin_alias{$_[0]}
		618	: undef
		619	}
		620
496	=item $value = cf::db_get $family => $key	621	=item $value = cf::db_get $family => $key
497		622
498	Returns a single value from the environment database.	623	Returns a single value from the environment database.
499		624
500	=item cf::db_put $family => $key => $value	625	=item cf::db_put $family => $key => $value
501		626
502	Stores the given C<$value> in the family. It can currently store binary	627	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	628	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		629
		630	=item $db = cf::db_table "name"
		631
		632	Create and/or open a new database table. The string must not be "db" and must be unique
		633	within each server.
		634
505	=cut	635	=cut
		636
		637	sub db_table($) {
		638	my ($name) = @_;
		639	my $db = BDB::db_create $DB_ENV;
		640
		641	eval {
		642	$db->set_flags (BDB::CHKSUM);
		643
		644	utf8::encode $name;
		645	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		646	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		647	cf::cleanup "db_open(db): $!" if $!;
		648	};
		649	cf::cleanup "db_open(db): $@" if $@;
		650
		651	$db
		652	}
506		653
507	our $DB;	654	our $DB;
508		655
509	sub db_init {	656	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	657	cf::sync_job {
514	eval {	658	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	659	};
524	}	660	}
525		661
526	sub db_get($$) {	662	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	663	my $key = "$_[0]/$_[1]";
528		664
…		…
626		762
627	#############################################################################	763	#############################################################################
628		764
629	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
630		766
631	Many objects in crossfire are so-called attachable objects. That means you can	767	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
634		770
635	In the following description, CLASS can be any of C<global>, C<object>	771	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	773	Deliantra).
638		774
639	=over 4	775	=over 4
640		776
641	=item $attachable->attach ($attachment, key => $value...)	777	=item $attachable->attach ($attachment, key => $value...)
642		778
…		…
686	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
687		823
688	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
690		826
691	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
693		829
694	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
695		831
696	=over 4	832	=over 4
…		…
924	}	1060	}
925		1061
926	0	1062	0
927	}	1063	}
928		1064
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1065	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1066
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1067	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1068
933	Generate an object-specific event with the given arguments.	1069	Generate an object-specific event with the given arguments.
934		1070
…		…
940		1076
941	=cut	1077	=cut
942		1078
943	#############################################################################	1079	#############################################################################
944	# object support	1080	# object support
945	#
946		1081
		1082	sub _object_equal($$);
		1083	sub _object_equal($$) {
		1084	my ($a, $b) = @_;
		1085
		1086	return 0 unless (ref $a) eq (ref $b);
		1087
		1088	if ("HASH" eq ref $a) {
		1089	my @ka = keys %$a;
		1090	my @kb = keys %$b;
		1091
		1092	return 0 if @ka != @kb;
		1093
		1094	for (0 .. $#ka) {
		1095	return 0 unless $ka[$_] eq $kb[$_];
		1096	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1097	}
		1098
		1099	} elsif ("ARRAY" eq ref $a) {
		1100
		1101	return 0 if @$a != @$b;
		1102
		1103	for (0 .. $#$a) {
		1104	return 0 unless _object_equal $a->[$_], $b->[$_];
		1105	}
		1106
		1107	} elsif ($a ne $b) {
		1108	return 0;
		1109	}
		1110
		1111	1
		1112	}
		1113
		1114	our $SLOW_MERGES;#d#
947	sub _can_merge {	1115	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1116	my ($ob1, $ob2) = @_;
949		1117
950	local $Storable::canonical = 1;	1118	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1119
954	$fob1 eq $fob2	1120	# we do the slow way here
		1121	return _object_equal $ob1, $ob2
955	}	1122	}
956		1123
957	sub reattach {	1124	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1126	my ($obj) = @_;
960		1127
		1128	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1130
963	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
964		1132
965	@$registry = ();	1133	@$registry = ();
966		1134
…		…
981	cf::attachable->attach (	1149	cf::attachable->attach (
982	prio => -1000000,	1150	prio => -1000000,
983	on_instantiate => sub {	1151	on_instantiate => sub {
984	my ($obj, $data) = @_;	1152	my ($obj, $data) = @_;
985		1153
986	$data = from_json $data;	1154	$data = decode_json $data;
987		1155
988	for (@$data) {	1156	for (@$data) {
989	my ($name, $args) = @$_;	1157	my ($name, $args) = @$_;
990		1158
991	$obj->attach ($name, %{$args || {} });	1159	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1175	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1176	my ($filename, $rdata, $objs) = @_;
1009		1177
1010	sync_job {	1178	sync_job {
1011	if (length $$rdata) {	1179	if (length $$rdata) {
		1180	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
1014		1183
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1019	close $fh;	1191	aio_close $fh;
1020		1192
1021	if (@$objs) {	1193	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1202	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1204	}
1030	} else {	1205	} else {
1031	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
1032	}	1207	}
1033		1208
1034	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1213	} else {
1036	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
1037	}	1215	}
1038	} else {	1216	} else {
1039	aio_unlink $filename;	1217	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1041	}	1219	}
1042	}	1220	};
1043	}	1221	}
1044		1222
1045	sub object_freezer_as_string {	1223	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1224	my ($rdata, $objs) = @_;
1047		1225
…		…
1059	or return;	1237	or return;
1060		1238
1061	unless (aio_stat "$filename.pst") {	1239	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1240	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1241	or return;
		1242
1064	$av = eval { (Storable::thaw $av)->{objs} };	1243	my $st = eval { Coro::Storable::thaw $av };
		1244	$av = $st->{objs};
1065	}	1245	}
1066		1246
		1247	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1248	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1249	$decname, length $data, scalar @{$av || []};
		1250
1069	return ($data, $av);	1251	($data, $av)
1070	}	1252	}
1071		1253
1072	=head2 COMMAND CALLBACKS	1254	=head2 COMMAND CALLBACKS
1073		1255
1074	=over 4	1256	=over 4
…		…
1128	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1129		1311
1130	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1131	}	1313	}
1132		1314
		1315	use File::Glob ();
		1316
1133	cf::player->attach (	1317	cf::player->attach (
1134	on_command => sub {	1318	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1136		1320
1137	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1138	or return;	1322	or return;
1139		1323
…		…
1169		1353
1170	cf::override;	1354	cf::override;
1171	},	1355	},
1172	);	1356	);
1173		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
		1370
1174	sub load_extensions {	1371	sub load_extensions {
1175	cf::sync_job {	1372	cf::sync_job {
1176	my %todo;	1373	my %todo;
1177		1374
1178	for my $path (<$LIBDIR/*.ext>) {	1375	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1394
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1397
1201	$ext{source} =	1398	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1204	. $source	1401	. $source
1205	. "\n};\n1";	1402	. "\n};\n1";
1206		1403
1207	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1208	}	1405	}
1209		1406
		1407	my $pass = 0;
1210	my %done;	1408	my %done;
1211	while (%todo) {	1409	while (%todo) {
1212	my $progress;	1410	my $progress;
1213		1411
		1412	++$pass;
		1413
		1414	ext:
1214	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1417	next ext
1217	unless exists $done{$_};	1418	unless exists $done{$_};
1218	}	1419	}
1219		1420
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1422
1222	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1427
		1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1429	if exists $v->{meta}{mandatory};
1227	warn $msg;	1430	} else {
1228	warn "mandatory extension failed to load, exiting.\n";	1431	$done{$k} = delete $todo{$k};
1229	exit 1;	1432	push @EXTS, $v->{pkg};
1230	}	1433	$progress = 1;
1231		1434
1232	warn $msg;	1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1233	}	1437	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1438	}
1239		1439
1240	skip:	1440	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1243	}	1448	}
1244	};	1449	};
1245	}	1450	}
1246		1451
1247	#############################################################################	1452	#############################################################################
1248		1453
1249	=back	1454	=back
1250		1455
1251	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1252		1457
1253	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1254		1459
1255	=cut	1460	=cut
1256		1461
1257	package cf::player;	1462	package cf::player;
1258		1463
1259	use Coro::AIO;	1464	use Coro::AIO;
1260		1465
1261	=head3 cf::player	1466	=head3 cf::player
1262		1467
1263	=over 4	1468	=over 4
		1469
		1470	=item cf::player::num_playing
		1471
		1472	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1473
		1474	=cut
		1475
		1476	sub num_playing {
		1477	scalar grep
		1478	$_->ob->map
		1479	&& !$_->hidden
		1480	&& !$_->ob->flag (cf::FLAG_WIZ),
		1481	cf::player::list
		1482	}
1264		1483
1265	=item cf::player::find $login	1484	=item cf::player::find $login
1266		1485
1267	Returns the given player object, loading it if necessary (might block).	1486	Returns the given player object, loading it if necessary (might block).
1268		1487
…		…
1287		1506
1288	sub exists($) {	1507	sub exists($) {
1289	my ($login) = @_;	1508	my ($login) = @_;
1290		1509
1291	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1293	}	1512	}
1294		1513
1295	sub find($) {	1514	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1516	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1523	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1524	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1525	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1526	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1527
1309	my $pl = load_pl path $login	1528	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1529	or return;
		1530
		1531	my $pl = cf::player::load_pl $f
		1532	or return;
		1533
		1534	local $cf::PLAYER_LOADING{$login} = $pl;
		1535	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1312	}	1537	}
1313	}	1538	}
1314	}	1539	}
		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
1315		1553
1316	sub save($) {	1554	sub save($) {
1317	my ($pl) = @_;	1555	my ($pl) = @_;
1318		1556
1319	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
…		…
1323		1561
1324	return if $pl->{deny_save};	1562	return if $pl->{deny_save};
1325		1563
1326	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
		1566
		1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1571
1329	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1573	cf::cede_to_tick;
1331	}	1574	}
1332		1575
…		…
1364	my ($pl) = @_;	1607	my ($pl) = @_;
1365		1608
1366	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1367		1610
1368	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1613
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1375		1620
1376	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1658	or return [];
1414		1659
1415	my @logins;	1660	my @logins;
1416		1661
1417	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
		1663	my $path = path $login;
		1664
		1665	# a .pst is a dead give-away for a valid player
		1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1671	}
1421		1672
1422	utf8::decode $login;	1673	utf8::decode $login;
1423	push @logins, $login;	1674	push @logins, $login;
1424	}	1675	}
1425		1676
…		…
1452	}	1703	}
1453		1704
1454	\@paths	1705	\@paths
1455	}	1706	}
1456		1707
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1709
1459	Expand crossfire pod fragments into protocol xml.	1710	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1711
1508	=item $player->ext_reply ($msgid, @msg)	1712	=item $player->ext_reply ($msgid, @msg)
1509		1713
1510	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1511		1715
…		…
1578	our $MAX_RESET = 3600;	1782	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1783	our $DEFAULT_RESET = 3000;
1580		1784
1581	sub generate_random_map {	1785	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1786	my ($self, $rmp) = @_;
		1787
		1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1789
1583	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1791	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1709		1916
1710	# the temporary/swap location	1917	# the temporary/swap location
1711	sub save_path {	1918	sub save_path {
1712	my ($self) = @_;	1919	my ($self) = @_;
1713		1920
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1921	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1922	"$TMPDIR/$path.map"
1716	}	1923	}
1717		1924
1718	# the unique path, undef == no special unique path	1925	# the unique path, undef == no special unique path
1719	sub uniq_path {	1926	sub uniq_path {
1720	my ($self) = @_;	1927	my ($self) = @_;
1721		1928
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1931	}
1734		1932
1735	sub decay_objects {	1933	sub decay_objects {
1736	my ($self) = @_;	1934	my ($self) = @_;
1737		1935
…		…
1750		1948
1751	sub load_header_from($) {	1949	sub load_header_from($) {
1752	my ($self, $path) = @_;	1950	my ($self, $path) = @_;
1753		1951
1754	utf8::encode $path;	1952	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1953	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1954	or return;
		1955
		1956	$self->_load_header ($f)
		1957	or return;
		1958
		1959	local $MAP_LOADING{$self->{path}} = $self;
		1960	$f->resolve_delayed_derefs;
1760		1961
1761	$self->{load_path} = $path;	1962	$self->{load_path} = $path;
1762		1963
1763	1	1964	1
1764	}	1965	}
…		…
1818	sub find {	2019	sub find {
1819	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
1820		2021
1821	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
1822		2023
		2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2026
1825	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
1828	or return;	2029	or return;
1829		2030
1830	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
1831		2032
…		…
1833	or return;	2034	or return;
1834		2035
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
		2040	undef $guard1;
1838	$map->reset;	2041	$map->reset;
1839	undef $guard;
1840	return find $path;	2042	return find $path;
1841	}	2043	}
1842		2044
1843	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
1844	}	2046	}
1845	}	2047	}
1846		2048
1847	sub pre_load { }	2049	sub pre_load { }
1848	sub post_load { }	2050	#sub post_load { } # XS
1849		2051
1850	sub load {	2052	sub load {
1851	my ($self) = @_;	2053	my ($self) = @_;
1852		2054
1853	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
1854		2056
1855	my $path = $self->{path};	2057	my $path = $self->{path};
1856		2058
1857	{	2059	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2060	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2061
		2062	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2063	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2064
1863	$self->in_memory (cf::MAP_LOADING);	2065	$self->in_memory (cf::MAP_LOADING);
1864		2066
1865	$self->alloc;	2067	$self->alloc;
1866		2068
1867	$self->pre_load;	2069	$self->pre_load;
1868	cf::cede_to_tick;	2070	cf::cede_to_tick;
1869		2071
		2072	my $f = new_from_file cf::object::thawer $self->{load_path};
		2073	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2074	$self->_load_objects ($f)
1871	or return;	2075	or return;
1872		2076
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
1874	if delete $self->{load_original};	2078	if delete $self->{load_original};
1875		2079
1876	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2081	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2082	unless (aio_stat $uniq) {
		2083	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2084	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2085	$self->_load_objects ($f);
		2086	$f->resolve_delayed_derefs;
		2087	}
1881	}	2088	}
1882	}	2089	}
		2090
		2091	$f->resolve_delayed_derefs;
1883		2092
1884	cf::cede_to_tick;	2093	cf::cede_to_tick;
1885	# now do the right thing for maps	2094	# now do the right thing for maps
1886	$self->link_multipart_objects;	2095	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2096	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2101	$self->decay_objects;
1893	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
1894	$self->update_buttons;	2103	$self->update_buttons;
1895	cf::cede_to_tick;	2104	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2105	$self->activate;
1899	}	2106	}
1900		2107
1901	$self->{last_save} = $cf::RUNTIME;	2108	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2109	$self->last_access ($cf::RUNTIME);
1903		2110
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2111	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2112	}
1906		2113
1907	$self->post_load;	2114	$self->post_load;
1908	}	2115	}
1909		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2120	sub customise_for {
1911	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
1912		2122
1913	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2124	if $self->per_player;
…		…
1967	my ($path, $origin, $load) = @_;	2177	my ($path, $origin, $load) = @_;
1968		2178
1969	$path = normalise $path, $origin && $origin->{path};	2179	$path = normalise $path, $origin && $origin->{path};
1970		2180
1971	if (my $map = $cf::MAP{$path}) {	2181	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2183	}
1974		2184
1975	$MAP_PREFETCH{$path} |= $load;	2185	$MAP_PREFETCH{$path} |= $load;
1976		2186
1977	$MAP_PREFETCHER ||= cf::async {	2187	$MAP_PREFETCHER ||= cf::async {
		2188	$Coro::current->{desc} = "map prefetcher";
		2189
1978	while (%MAP_PREFETCH) {	2190	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2191	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2192	if (my $map = find $k) {
1981	$map->load if $v;	2193	$map->load if $v;
1982	}	2194	}
…		…
2008	return if $self->{deny_save};	2220	return if $self->{deny_save};
2009		2221
2010	local $self->{last_access} = $self->last_access;#d#	2222	local $self->{last_access} = $self->last_access;#d#
2011		2223
2012	cf::async {	2224	cf::async {
		2225	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2226	$_->contr->save for $self->players;
2014	};	2227	};
		2228
		2229	cf::get_slot 0.02;
2015		2230
2016	if ($uniq) {	2231	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2233	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2234	} else {
…		…
2028	$self->save;	2243	$self->save;
2029		2244
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2246
2032	return if $self->players;	2247	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;	2248	return if $self->in_memory != cf::MAP_ACTIVE;
2034	return if $self->{deny_save};	2249	return if $self->{deny_save};
2035		2250
		2251	$self->in_memory (cf::MAP_SWAPPED);
		2252
		2253	$self->deactivate;
		2254	$_->clear_links_to ($self) for values %cf::MAP;
2036	$self->clear;	2255	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2256	}
2039		2257
2040	sub reset_at {	2258	sub reset_at {
2041	my ($self) = @_;	2259	my ($self) = @_;
2042		2260
…		…
2060		2278
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2280
2063	return if $self->players;	2281	return if $self->players;
2064		2282
2065	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
2066		2284
2067	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2068		2286
2069	# need to save uniques path	2287	# need to save uniques path
2070	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2292	if $uniq;
2075	}	2293	}
2076		2294
2077	delete $cf::MAP{$self->path};	2295	delete $cf::MAP{$self->path};
2078		2296
		2297	$self->deactivate;
		2298	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2299	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2300
2083	$self->unlink_save;	2301	$self->unlink_save;
2084	$self->destroy;	2302	$self->destroy;
2085	}	2303	}
2086		2304
…		…
2153		2371
2154	sub unique_maps() {	2372	sub unique_maps() {
2155	[	2373	[
2156	map {	2374	map {
2157	utf8::decode $_;	2375	utf8::decode $_;
2158	/\.map$/	2376	s/\.map$//; # TODO future compatibility hack
		2377	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2378	? ()
2159	? normalise $_	2379	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2381	]
2163	}	2382	}
2164		2383
2165	package cf;	2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
2166		2415
2167	=back	2416	=back
2168		2417
2169	=head3 cf::object	2418	=head3 cf::object
2170		2419
…		…
2174		2423
2175	=over 4	2424	=over 4
2176		2425
2177	=item $ob->inv_recursive	2426	=item $ob->inv_recursive
2178		2427
2179	Returns the inventory of the object _and_ their inventories, recursively.	2428	Returns the inventory of the object I<and> their inventories, recursively,
		2429	but I<not> the object itself.
2180		2430
2181	=cut	2431	=cut
2182		2432
2183	sub inv_recursive_;	2433	sub inv_recursive_;
2184	sub inv_recursive_ {	2434	sub inv_recursive_ {
…		…
2187		2437
2188	sub inv_recursive {	2438	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2439	inv_recursive_ inv $_[0]
2190	}	2440	}
2191		2441
		2442	=item $ref = $ob->ref
		2443
		2444	Creates and returns a persistent reference to an object that can be stored as a string.
		2445
		2446	=item $ob = cf::object::deref ($refstring)
		2447
		2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2449	even if the object actually exists. May block.
		2450
		2451	=cut
		2452
		2453	sub deref {
		2454	my ($ref) = @_;
		2455
		2456	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2457	my ($uuid, $name) = ($1, $2);
		2458	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2459	or return;
		2460	$pl->ob->uuid eq $uuid
		2461	or return;
		2462
		2463	$pl->ob
		2464	} else {
		2465	warn "$ref: cannot resolve object reference\n";
		2466	undef
		2467	}
		2468	}
		2469
2192	package cf;	2470	package cf;
2193		2471
2194	=back	2472	=back
2195		2473
2196	=head3 cf::object::player	2474	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2480	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2205		2483
2206	=cut	2484	=cut
		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
2207		2499
2208	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2501	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2517
2226	} else {	2518	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2521	}
2230	}	2522	}
2231	}	2523	}
2232		2524
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2550
2259	=item $player_object->enter_link	2551	=item $player_object->enter_link
2260		2552
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2554
2263	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2265		2559
2266	Will never block.	2560	Will never block.
2267		2561
2268	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2269		2563
…		…
2321	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2323		2617
2324	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2327		2621
2328	$map->load;	2622	$map->load;
2329	$map->load_neighbours;	2623	$map->load_neighbours;
2330		2624
2331	return unless $self->contr->active;	2625	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2626
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
2336	}	2632	}
2337		2633
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2339		2635
2340	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2639	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2640	be called at the end of this process.
2345		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
		2644
2346	=cut	2645	=cut
2347		2646
2348	our $GOTOGEN;	2647	our $GOTOGEN;
2349		2648
2350	sub cf::object::player::goto {	2649	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2653	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2654
2356	$self->enter_link;	2655	$self->enter_link;
2357		2656
2358	(async {	2657	(async {
		2658	$Coro::current->{desc} = "player::goto $path $x $y";
		2659
		2660	# *tag paths override both path and x|y
		2661	if ($path =~ /^\*(.*)$/) {
		2662	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2663	my $ob = $obs[rand @obs];
		2664
		2665	# see if we actually can go there
		2666	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2667	$ob = $obs[rand @obs];
		2668	} else {
		2669	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2670	}
		2671	# else put us there anyways for now #d#
		2672
		2673	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2674	} else {
		2675	($path, $x, $y) = (undef, undef, undef);
		2676	}
		2677	}
		2678
2359	my $map = eval {	2679	my $map = eval {
2360	my $map = cf::map::find $path;	2680	my $map = defined $path ? cf::map::find $path : undef;
2361		2681
2362	if ($map) {	2682	if ($map) {
2363	$map = $map->customise_for ($self);	2683	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2684	$map = $check->($map) if $check && $map;
2365	} else {	2685	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2686	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2687	}
2368		2688
2369	$map	2689	$map
2370	};	2690	};
2371		2691
…		…
2407	}	2727	}
2408		2728
2409	sub prepare_random_map {	2729	sub prepare_random_map {
2410	my ($exit) = @_;	2730	my ($exit) = @_;
2411		2731
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2734	# that depends on the exit object
2417		2735
2418	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2738	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2425	}	2745	}
2426		2746
2427	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2428		2748
2429	my $data = cf::to_json $rmp;	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2750	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2751	my $meta = "$RANDOMDIR/$md5.meta";
2432		2752
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2755	undef $fh;
2436	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2437		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2440	}	2764	}
2441	}	2765	}
2442		2766
2443	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2445		2769
2446	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2447		2771
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2772	$self->enter_link;
2460		2773
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2774	(async {
2466	$self->deactivate_recursive; # just to be sure	2775	$Coro::current->{desc} = "enter_exit";
		2776
2467	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2468	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2469		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2470	1;	2798	1
2471	}) {	2799	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2804
2477	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2494	sub cf::client::send_drawinfo {	2822	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2823	my ($self, $text, $flags) = @_;
2496		2824
2497	utf8::encode $text;	2825	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2827	}
		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
2499	}	2852	}
2500		2853
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2855
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2858	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2859	the message unless the client supports the msg packet.
2507		2860
2508	=cut	2861	=cut
2509		2862
		2863	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
2511	"c/identify" => {	2871	"c/identify" => {
2512	id => "identify",	2872	id => "infobox",
2513	title => "Identify",	2873	title => "Identify",
2514	reply => undef,	2874	reply => undef,
2515	tooltip => "Items recently identified",	2875	tooltip => "Items recently identified",
2516	},	2876	},
2517	"c/examine" => {	2877	"c/examine" => {
2518	id => "examine",	2878	id => "infobox",
2519	title => "Examine",	2879	title => "Examine",
2520	reply => undef,	2880	reply => undef,
2521	tooltip => "Signs and other items you examined",	2881	tooltip => "Signs and other items you examined",
2522	},	2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
		2888	},
		2889	"c/book" => {
		2890	id => "infobox",
		2891	title => "Book",
		2892	reply => undef,
		2893	tooltip => "The contents of a note or book",
		2894	},
		2895	"c/lookat" => {
		2896	id => "infobox",
		2897	title => "Look",
		2898	reply => undef,
		2899	tooltip => "What you saw there",
		2900	},
		2901	"c/who" => {
		2902	id => "infobox",
		2903	title => "Players",
		2904	reply => undef,
		2905	tooltip => "Shows players who are currently online",
		2906	},
		2907	"c/body" => {
		2908	id => "infobox",
		2909	title => "Body Parts",
		2910	reply => undef,
		2911	tooltip => "Shows which body parts you posess and are available",
		2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
		2949	"c/uptime" => {
		2950	id => "infobox",
		2951	title => "Uptime",
		2952	reply => undef,
		2953	tooltip => "How long the server has been running since last restart",
		2954	},
		2955	"c/mapinfo" => {
		2956	id => "infobox",
		2957	title => "Map Info",
		2958	reply => undef,
		2959	tooltip => "Information related to the maps",
		2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
2523	);	2975	);
2524		2976
2525	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2527		2979
2528	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
2529		2982
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		2984
2532	# check predefined channels, for the benefit of C	2985	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2986	if ($CHANNEL{$channel}) {
		2987	$channel = $CHANNEL{$channel};
2534		2988
		2989	$self->ext_msg (channel_info => $channel);
		2990	$channel = $channel->{id};
		2991
2535	if (ref $channel) {	2992	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	2993	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	2994	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	2995	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	2996	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	2997	}
2542		2998
2543	$channel = $channel->{id};	2999	$channel = $channel->{id};
2544	}	3000	}
2545		3001
2546	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2547		3003
2548	if ($self->can_msg) {
2549	# default colour, mask it out	3004	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	3006	if $color & cf::NDI_DEF;
2552		3007
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	3008	my $pkt = "msg "
		3009	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	3011	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		3012
2567	$color &= cf::NDI_COLOR_MASK;	3013	$self->send_big_packet ($pkt);
2568
2569	utf8::encode $msg;
2570
2571	if (0 && $msg =~ /\[/) {
2572	# COMMAND/INFO
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}
2580	}	3014	}
2581		3015
2582	=item $client->ext_msg ($type, @msg)	3016	=item $client->ext_msg ($type, @msg)
2583		3017
2584	Sends an ext event to the client.	3018	Sends an ext event to the client.
…		…
2587		3021
2588	sub cf::client::ext_msg($$@) {	3022	sub cf::client::ext_msg($$@) {
2589	my ($self, $type, @msg) = @_;	3023	my ($self, $type, @msg) = @_;
2590		3024
2591	if ($self->extcmd == 2) {	3025	if ($self->extcmd == 2) {
2592	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2593	} elsif ($self->extcmd == 1) { # TODO: remove	3027	} elsif ($self->extcmd == 1) { # TODO: remove
2594	push @msg, msgtype => "event_$type";	3028	push @msg, msgtype => "event_$type";
2595	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2596	}	3030	}
2597	}	3031	}
2598		3032
2599	=item $client->ext_reply ($msgid, @msg)	3033	=item $client->ext_reply ($msgid, @msg)
2600		3034
…		…
2604		3038
2605	sub cf::client::ext_reply($$@) {	3039	sub cf::client::ext_reply($$@) {
2606	my ($self, $id, @msg) = @_;	3040	my ($self, $id, @msg) = @_;
2607		3041
2608	if ($self->extcmd == 2) {	3042	if ($self->extcmd == 2) {
2609	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2610	} elsif ($self->extcmd == 1) {	3044	} elsif ($self->extcmd == 1) {
2611	#TODO: version 1, remove	3045	#TODO: version 1, remove
2612	unshift @msg, msgtype => "reply", msgid => $id;	3046	unshift @msg, msgtype => "reply", msgid => $id;
2613	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2614	}	3048	}
2615	}	3049	}
2616		3050
2617	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2618		3052
…		…
2719		3153
2720	$coro	3154	$coro
2721	}	3155	}
2722		3156
2723	cf::client->attach (	3157	cf::client->attach (
2724	on_destroy => sub {	3158	on_client_destroy => sub {
2725	my ($ns) = @_;	3159	my ($ns) = @_;
2726		3160
2727	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2728	},	3162	},
2729	);	3163	);
…		…
2745	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
2746		3180
2747	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
2748		3182
2749	$safe->permit_only (Opcode::opset qw(	3183	$safe->permit_only (Opcode::opset qw(
2750	:base_core :base_mem :base_orig :base_math	3184	:base_core :base_mem :base_orig :base_math :base_loop
2751	grepstart grepwhile mapstart mapwhile	3185	grepstart grepwhile mapstart mapwhile
2752	sort time	3186	sort time
2753	));	3187	));
2754		3188
2755	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
…		…
2757	=pod	3191	=pod
2758		3192
2759	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
2760		3194
2761	cf::object	3195	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3196	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3197	insert remove name archname title slaying race decrease split
		3198	value
2764		3199
2765	cf::object::player	3200	cf::object::player
2766	player	3201	player
2767		3202
2768	cf::player	3203	cf::player
…		…
2773		3208
2774	=cut	3209	=cut
2775		3210
2776	for (	3211	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3213	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3214	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
2783	) {	3218	) {
2784	no strict 'refs';	3219	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2804		3239
2805	my $qcode = $code;	3240	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
2808		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
2809	local $_;	3247	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;
2811		3248
2812	my $eval =	3249	my $eval =
2813	"do {\n"	3250	"do {\n"
2814	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2815	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
2816	. $code	3253	. $code
2817	. "\n}"	3254	. "\n}"
2818	;	3255	;
2819		3256
		3257	if ($CFG{safe_eval}) {
2820	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
2821	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2822	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
2823		3266
2824	if ($@) {	3267	if ($@) {
2825	warn "$@";	3268	warn "$@";
2826	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
2827	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2846	=cut	3289	=cut
2847		3290
2848	sub register_script_function {	3291	sub register_script_function {
2849	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
2850		3293
2851	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
2852	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
2853	}	3296	}
2854		3297
2855	=back	3298	=back
2856		3299
2857	=cut	3300	=cut
…		…
2878		3321
2879	$facedata->{version} == 2	3322	$facedata->{version} == 2
2880	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
2881		3324
2882	# patch in the exptable	3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2883	$facedata->{resource}{"res/exp_table"} = {	3327	$facedata->{resource}{"res/exp_table"} = {
2884	type => FT_RSRC,	3328	type => FT_RSRC,
2885	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
2886	};	3331	};
2887	cf::cede_to_tick;	3332	cf::cede_to_tick;
2888		3333
2889	{	3334	{
2890	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
2891		3336
2892	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3339
2894	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2898		3344
2899	cf::cede_to_tick;	3345	cf::cede_to_tick;
2900	}	3346	}
2901		3347
2902	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3349	next unless $info->{smooth};
		3350
2904	my $idx = cf::face::find $face	3351	my $idx = cf::face::find $face
2905	or next;	3352	or next;
		3353
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3354	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3355	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3357	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3358	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2924		3372
2925	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
2926	}	3374	}
2927		3375
2928	{	3376	{
2929	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
2932		3378
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
		3380	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;
2938		3382
2939	if ($info->{type} & 1) {	3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2940	# prepend meta info	3384	cf::face::set_type $idx, $info->{type};
2941
2942	my $meta = $enc->encode ({
2943	name => $name,
2944	%{ $info->{meta} || {} },
2945	});
2946
2947	$data = pack "(w/a*)*", $meta, $info->{data};
2948	} else {	3385	} else {
2949	$data = $info->{data};	3386	$RESOURCE{$name} = $info;
2950	}	3387	}
2951		3388
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3389	cf::cede_to_tick;
2956	}	3390	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3391	}
		3392
		3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3394
2977	1	3395	1
2978	}	3396	}
		3397
		3398	cf::global->attach (on_resource_update => sub {
		3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3401
		3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3403	my $sound = $soundconf->{compat}[$_]
		3404	or next;
		3405
		3406	my $face = cf::face::find "sound/$sound->[1]";
		3407	cf::sound::set $sound->[0] => $face;
		3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3409	}
		3410
		3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3412	my $face = cf::face::find "sound/$v";
		3413	cf::sound::set $k => $face;
		3414	}
		3415	}
		3416	});
2979		3417
2980	register_exticmd fx_want => sub {	3418	register_exticmd fx_want => sub {
2981	my ($ns, $want) = @_;	3419	my ($ns, $want) = @_;
2982		3420
2983	while (my ($k, $v) = each %$want) {	3421	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3422	$ns->fx_want ($k, $v);
2985	}	3423	}
2986	};	3424	};
		3425
		3426	sub load_resource_file($) {
		3427	my $guard = lock_acquire "load_resource_file";
		3428
		3429	my $status = load_resource_file_ $_[0];
		3430	get_slot 0.1, 100;
		3431	cf::arch::commit_load;
		3432
		3433	$status
		3434	}
2987		3435
2988	sub reload_regions {	3436	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3437	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3438	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3439	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3453	}
3006		3454
3007	sub reload_archetypes {	3455	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3456	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3457	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3458	}
3016		3459
3017	sub reload_treasures {	3460	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3461	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3462	or die "unable to load treasurelists\n";
3020	}	3463	}
3021		3464
3022	sub reload_resources {	3465	sub reload_resources {
3023	warn "reloading resource files...\n";	3466	warn "reloading resource files...\n";
3024		3467
		3468	reload_facedata;
		3469	reload_archetypes;
3025	reload_regions;	3470	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3471	reload_treasures;
3030		3472
3031	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
3032	}	3474	}
3033		3475
3034	sub init {
3035	reload_resources;
3036	}
3037
3038	sub reload_config {	3476	sub reload_config {
		3477	warn "reloading config file...\n";
		3478
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3480	or return;
3041		3481
3042	local $/;	3482	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
3044		3484
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3046		3486
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3052	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3053	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
3054	};	3494	};
3055	warn $@ if $@;	3495	warn $@ if $@;
3056	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
3057	}	3527	}
3058		3528
3059	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
3060	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3547	(async {
3064	Event::one_event;	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3549	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
3066	};	3551	};
3067		3552
		3553	evthread_start IO::AIO::poll_fileno;
		3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
3068	reload_config;	3560	reload_config;
3069	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
3070	load_extensions;	3571	load_extensions;
3071		3572
3072	$TICK_WATCHER->start;	3573	utime time, time, $RUNTIMEFILE;
3073	Event::loop;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
		3580	};
		3581
		3582	main_loop;
3074	}	3583	}
3075		3584
3076	#############################################################################	3585	#############################################################################
3077	# initialisation and cleanup	3586	# initialisation and cleanup
3078		3587
3079	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
3080	BEGIN {	3589	BEGIN {
		3590	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
3089	},
3090	);	3594	};
3091	}	3595	}
3092	}	3596	}
3093		3597
3094	sub write_runtime {	3598	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
3096		3600
3097	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
3099		3603
3100	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3605
3102	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
3103		3607
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3105	or return;	3609	or return;
3106		3610
3107	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
3120		3624
3121	close $fh	3625	close $fh
3122	or return;	3626	or return;
3123		3627
3124	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3629	and return;
3126		3630
3127	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3128		3632
3129	1	3633	1
		3634	}
		3635
		3636	our $uuid_lock;
		3637	our $uuid_skip;
		3638
		3639	sub write_uuid_sync($) {
		3640	$uuid_skip ||= $_[0];
		3641
		3642	return if $uuid_lock;
		3643	local $uuid_lock = 1;
		3644
		3645	my $uuid = "$LOCALDIR/uuid";
		3646
		3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3648	or return;
		3649
		3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
		3658	$uuid_skip = 0;
		3659
		3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3661	and return;
		3662
		3663	# always fsync - this file is important
		3664	aio_fsync $fh
		3665	and return;
		3666
		3667	close $fh
		3668	or return;
		3669
		3670	aio_rename "$uuid~", $uuid
		3671	and return;
		3672
		3673	warn "uuid file written ($value).\n";
		3674
		3675	1
		3676
		3677	}
		3678
		3679	sub write_uuid($$) {
		3680	my ($skip, $sync) = @_;
		3681
		3682	$sync ? write_uuid_sync $skip
		3683	: async { write_uuid_sync $skip };
3130	}	3684	}
3131		3685
3132	sub emergency_save() {	3686	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
3134		3688
3135	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
3136		3690
3137	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
3138	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3703	$pl->valid or next;
		3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3705	$pl->save;
3146	}	3706	}
3147	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
3148		3708
3149	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3712	$map->valid or next;
3153	$map->save;	3713	$map->save;
3154	}	3714	}
3155	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
3156		3716
3157	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
		3720
		3721	warn "emergency_perl_save: begin write uuid\n";
		3722	write_uuid_sync 1;
		3723	warn "emergency_perl_save: end write uuid\n";
3160	};	3724	};
3161		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
3162	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
3163	}	3732	}
3164		3733
3165	sub post_cleanup {	3734	sub post_cleanup {
3166	my ($make_core) = @_;	3735	my ($make_core) = @_;
3167		3736
3168	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
3170	}	3768	}
3171		3769
3172	sub do_reload_perl() {	3770	sub do_reload_perl() {
3173	# can/must only be called in main	3771	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3175	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
3176	return;	3774	return;
3177	}	3775	}
3178		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
3179	warn "reloading...";	3782	warn "reloading...";
3180		3783
3181	warn "entering sync_job";	3784	warn "entering sync_job";
3182		3785
3183	cf::sync_job {	3786	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
3185	cf::emergency_save;	3788	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
3187		3790
3188	warn "syncing database to disk";	3791	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
3190		3793
3191	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
3192		3795
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
3204	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();
3212
3213	warn "removing commands";
3214	%COMMAND = ();
3215
3216	warn "removing ext/exti commands";
3217	%EXTCMD = ();
3218	%EXTICMD = ();
3219
3220	warn "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";
3223
3224	if (my $cb = $pkg->can ("unload")) {
3225	eval {
3226	$cb->($pkg);
3227	1
3228	} or warn "$pkg unloaded, but with errors: $@";
3229	}	3799	}
3230		3800
3231	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3232	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3233	}	3803	%EXT_CORO = ();
3234		3804
3235	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3236	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3239	warn "... unloading $k";	3814	warn "... unloading $pkg";
3240	delete $INC{$k};
3241		3815
3242	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;
3244
3245	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3246	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3247	}	3825	}
3248		3826
3249	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3250	}	3842	}
3251		3843
3252	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3847
3256	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		3851
3260	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3853	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3263		3855
3264	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3265		3857
3266	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3267	require cf;	3859	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3269		3861
3270	warn "loading config and database again";	3862	warn "loading config and database again";
3271	cf::reload_config;	3863	cf::reload_config;
3272		3864
3273	warn "loading extensions";	3865	warn "loading extensions";
3274	cf::load_extensions;	3866	cf::load_extensions;
3275		3867
		3868	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3282		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3283	warn "leaving sync_job";	3880	warn "leaving sync_job";
3284		3881
3285	1	3882	1
3286	} or do {	3883	} or do {
3287	warn $@;	3884	warn $@;
3288	warn "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3289	exit 1;
3290	};	3886	};
3291		3887
3292	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3293	};	3894	};
3294		3895
3295	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3296		3897
3297	sub reload_perl() {	3898	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3300		3901
3301	$RELOAD_WATCHER ||= Event->timer (	3902	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	3903	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	3904
3304	data => WF_AUTOCANCEL,	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	3906	do_reload_perl;
3307	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
3308	},	3908	};
3309	);	3909	};
3310	}	3910	}
3311		3911
3312	register_command "reload" => sub {	3912	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
3314		3914
3315	if ($who->flag (FLAG_WIZ)) {	3915	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	3916	$who->message ("reloading server.");
		3917	async {
		3918	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	3919	reload_perl;
		3920	};
3318	}	3921	}
3319	};	3922	};
3320		3923
3321	unshift @INC, $LIBDIR;	3924	unshift @INC, $LIBDIR;
3322		3925
…		…
3324		3927
3325	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3327		3930
3328	sub wait_for_tick {	3931	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3331		3933
3332	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	3936	$signal->wait;
3335	}	3937	}
3336		3938
3337	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3340		3941
3341	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	3944	$signal->wait;
3344	}	3945	}
3345		3946
3346	my $min = 1e6;#d#	3947	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	3948	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3358	return;	3951	return;
3359	}	3952	}
3360		3953
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
3364		3955
3365	0 && sync_job {#d#	3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3366	for(1..10) {
3367	my $t = Event::time;
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3369	or die;
3370		3957
3371	$map->width (50);	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$map->height (50);	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3373	$map->alloc;	3960	Coro::async_pool {
3374	$map->_load_objects ("/tmp/x.map", 1);	3961	$Coro::current->{desc} = "runtime saver";
3375	my $t = Event::time - $t;	3962	write_runtime_sync
3376		3963	or warn "ERROR: unable to write runtime file: $!";
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	3964	};
		3965	}
3387		3966
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	3968	$sig->send;
3404	}	3969	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	3970	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	3971	$sig->send;
3407	}	3972	}
3408		3973
3409	$NOW = Event::time;	3974	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		3976
3420	_post_tick;	3977	if (0) {
3421		3978	if ($NEXT_TICK) {
3422		3979	my $jitter = $TICK_START - $NEXT_TICK;
		3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3981	warn "jitter $JITTER\n";#d#
		3982	}
3423	},	3983	}
3424	);	3984	}
3425		3985
3426	{	3986	{
3427	BDB::max_poll_time $TICK * 0.1;	3987	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	3988
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3437		3990	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	3991	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		3992
3453	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
		3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		4000
3456	cf::sync_job {	4001	cf::sync_job {
3457	eval {	4002	eval {
3458	BDB::db_env_open	4003	BDB::db_env_open
3459	$DB_ENV,	4004	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4006	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4007	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	4008	0666;
3464		4009
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4010	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	4011	};
3470		4012
3471	cf::cleanup "db_env_open(db): $@" if $@;	4013	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	4014	};
3473	}	4015	}
		4016
		4017	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4018	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4019	};
		4020	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4022	};
		4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4025	};
3474	}	4026	}
3475		4027
3476	{	4028	{
		4029	# configure IO::AIO
		4030
3477	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	4033	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	4034	}
3490		4035
3491	my $_log_backtrace;	4036	my $_log_backtrace;
3492		4037
3493	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3497		4042
3498	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3501	async {	4047	async {
		4048	$Coro::current->{desc} = "abt $msg";
		4049
3502	my @bt = fork_call {	4050	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4052	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4053	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	4054	or die "addr2line: $!";
…		…
3514	}	4062	}
3515		4063
3516	@funcs	4064	@funcs
3517	};	4065	};
3518		4066
3519	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4070	--$_log_backtrace;
3522	};	4071	};
3523	} else {	4072	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3526	}	4075	}
3527	}	4076	}
3528		4077
3529	# load additional modules	4078	# load additional modules
3530	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3531		4081
3532	END { cf::emergency_save }	4082	END { cf::emergency_save }
3533		4083
3534	1	4084	1
3535		4085

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