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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.349 by root, Fri Aug 31 04:10:43 2007 UTC vs.
Revision 1.516 by root, Thu Apr 15 06:05:52 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 time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
329	}	414	}
330		415
331	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
332		417
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		426
342	=cut	427	=cut
343		428
344	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
346		432
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
349	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
350		439
351	while () {	440	while () {
352	next_job:	441	next_job:
		442
353	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	444
355	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	449	$job->[2]->send;
359	Coro::cede;	450	Coro::cede;
360	goto next_job;	451	goto next_job;
361	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	454	}
363	}	455	}
364		456
365	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	460	$signal->wait;
369	} else {	461	} else {
		462	$busy = 0;
370	Coro::schedule;	463	Coro::schedule;
371	}	464	}
372	}	465	}
373	};	466	};
374		467
375	sub get_slot($;$$) {	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	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
		630	}
		631
496	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
497		633
498	Returns a single value from the environment database.	634	Returns a single value from the environment database.
499		635
500	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
501		637
502	Stores the given C<$value> in the family. It can currently store binary	638	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).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
505	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
506		664
507	our $DB;	665	our $DB;
508		666
509	sub db_init {	667	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	668	cf::sync_job {
514	eval {	669	$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	}	670	};
524	}	671	}
525		672
526	sub db_get($$) {	673	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
528		675
…		…
626		773
627	#############################################################################	774	#############################################################################
628		775
629	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
630		777
631	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
634		781
635	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	784	Deliantra).
638		785
639	=over 4	786	=over 4
640		787
641	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
642		789
…		…
686	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
687		834
688	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
690		837
691	Some classes such as crossfire maps and objects can specify attachments	838	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.	839	that are attached at load/instantiate time, thus the need for a name.
693		840
694	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
695		842
696	=over 4	843	=over 4
…		…
924	}	1071	}
925		1072
926	0	1073	0
927	}	1074	}
928		1075
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1077
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1079
933	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
934		1081
…		…
940		1087
941	=cut	1088	=cut
942		1089
943	#############################################################################	1090	#############################################################################
944	# object support	1091	# object support
945	#
946		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
947	sub _can_merge {	1126	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
949		1128
950	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1130
954	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
955	}	1133	}
956		1134
957	sub reattach {	1135	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1137	my ($obj) = @_;
960		1138
		1139	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1141
963	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
964		1143
965	@$registry = ();	1144	@$registry = ();
966		1145
…		…
981	cf::attachable->attach (	1160	cf::attachable->attach (
982	prio => -1000000,	1161	prio => -1000000,
983	on_instantiate => sub {	1162	on_instantiate => sub {
984	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
985		1164
986	$data = from_json $data;	1165	$data = decode_json $data;
987		1166
988	for (@$data) {	1167	for (@$data) {
989	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
990		1169
991	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1186	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1009		1188
1010	sync_job {	1189	sync_job {
1011	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1014		1194
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1202	aio_close $fh;
1020		1203
1021	if (@$objs) {	1204	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
1027	close $fh;	1213	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1215	}
1030	} else {	1216	} else {
1031	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1032	}	1218	}
1033		1219
1034	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1224	} else {
1036	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1037	}	1226	}
1038	} else {	1227	} else {
1039	aio_unlink $filename;	1228	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1041	}	1230	}
1042	}	1231	};
1043	}	1232	}
1044		1233
1045	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1047		1236
…		…
1059	or return;	1248	or return;
1060		1249
1061	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1252	or return;
		1253
1064	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1065	}	1256	}
1066		1257
		1258	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1069	return ($data, $av);	1262	($data, $av)
1070	}	1263	}
1071		1264
1072	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1073		1266
1074	=over 4	1267	=over 4
…		…
1128	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1129		1322
1130	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1131	}	1324	}
1132		1325
		1326	use File::Glob ();
		1327
1133	cf::player->attach (	1328	cf::player->attach (
1134	on_command => sub {	1329	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1136		1331
1137	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1138	or return;	1333	or return;
1139		1334
…		…
1169		1364
1170	cf::override;	1365	cf::override;
1171	},	1366	},
1172	);	1367	);
1173		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1174	sub load_extensions {	1382	sub load_extensions {
1175	cf::sync_job {	1383	cf::sync_job {
1176	my %todo;	1384	my %todo;
1177		1385
1178	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1405
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1408
1201	$ext{source} =	1409	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1204	. $source	1412	. $source
1205	. "\n};\n1";	1413	. "\n};\n1";
1206		1414
1207	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1208	}	1416	}
1209		1417
		1418	my $pass = 0;
1210	my %done;	1419	my %done;
1211	while (%todo) {	1420	while (%todo) {
1212	my $progress;	1421	my $progress;
1213		1422
		1423	++$pass;
		1424
		1425	ext:
1214	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1428	next ext
1217	unless exists $done{$_};	1429	unless exists $done{$_};
1218	}	1430	}
1219		1431
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1433
1222	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1227	warn $msg;	1441	} else {
1228	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1229	exit 1;	1443	push @EXTS, $v->{pkg};
1230	}	1444	$progress = 1;
1231		1445
1232	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1233	}	1448	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1449	}
1239		1450
1240	skip:	1451	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1243	}	1459	}
1244	};	1460	};
1245	}	1461	}
1246		1462
1247	#############################################################################	1463	#############################################################################
1248		1464
1249	=back	1465	=back
1250		1466
1251	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1252		1468
1253	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1254		1470
1255	=cut	1471	=cut
1256		1472
1257	package cf::player;	1473	package cf::player;
1258		1474
1259	use Coro::AIO;	1475	use Coro::AIO;
1260		1476
1261	=head3 cf::player	1477	=head3 cf::player
1262		1478
1263	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1264		1494
1265	=item cf::player::find $login	1495	=item cf::player::find $login
1266		1496
1267	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1268		1498
…		…
1287		1517
1288	sub exists($) {	1518	sub exists($) {
1289	my ($login) = @_;	1519	my ($login) = @_;
1290		1520
1291	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1293	}	1523	}
1294		1524
1295	sub find($) {	1525	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1527	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1538
1309	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1312	}	1548	}
1313	}	1549	}
1314	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1315		1564
1316	sub save($) {	1565	sub save($) {
1317	my ($pl) = @_;	1566	my ($pl) = @_;
1318		1567
1319	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1323		1572
1324	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1325		1574
1326	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1582
1329	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1584	cf::cede_to_tick;
1331	}	1585	}
1332		1586
…		…
1364	my ($pl) = @_;	1618	my ($pl) = @_;
1365		1619
1366	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1367		1621
1368	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1624
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1375		1631
1376	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1669	or return [];
1414		1670
1415	my @logins;	1671	my @logins;
1416		1672
1417	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1421		1683
1422	utf8::decode $login;	1684	utf8::decode $login;
1423	push @logins, $login;	1685	push @logins, $login;
1424	}	1686	}
1425		1687
…		…
1452	}	1714	}
1453		1715
1454	\@paths	1716	\@paths
1455	}	1717	}
1456		1718
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1720
1459	Expand crossfire pod fragments into protocol xml.	1721	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/(?<![BIUGH])</&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	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1722
1507	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1508		1724
1509	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1510		1726
…		…
1577	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1579		1795
1580	sub generate_random_map {	1796	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1582	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1802	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1708		1927
1709	# the temporary/swap location	1928	# the temporary/swap location
1710	sub save_path {	1929	sub save_path {
1711	my ($self) = @_;	1930	my ($self) = @_;
1712		1931
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1715	}	1934	}
1716		1935
1717	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1718	sub uniq_path {	1937	sub uniq_path {
1719	my ($self) = @_;	1938	my ($self) = @_;
1720		1939
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1942	}
1733		1943
1734	sub decay_objects {	1944	sub decay_objects {
1735	my ($self) = @_;	1945	my ($self) = @_;
1736		1946
…		…
1749		1959
1750	sub load_header_from($) {	1960	sub load_header_from($) {
1751	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1752		1962
1753	utf8::encode $path;	1963	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1759		1972
1760	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1761		1974
1762	1	1975	1
1763	}	1976	}
…		…
1817	sub find {	2030	sub find {
1818	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1819		2032
1820	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1821		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2037
1824	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1827	or return;	2040	or return;
1828		2041
1829	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1830		2043
…		…
1832	or return;	2045	or return;
1833		2046
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1837	$map->reset;	2052	$map->reset;
1838	undef $guard;
1839	return find $path;	2053	return find $path;
1840	}	2054	}
1841		2055
1842	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1843	}	2057	}
1844	}	2058	}
1845		2059
1846	sub pre_load { }	2060	sub pre_load { }
1847	sub post_load { }	2061	#sub post_load { } # XS
1848		2062
1849	sub load {	2063	sub load {
1850	my ($self) = @_;	2064	my ($self) = @_;
1851		2065
1852	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1853		2067
1854	my $path = $self->{path};	2068	my $path = $self->{path};
1855		2069
1856	{	2070	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2072
		2073	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2075
1862	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1863		2077
1864	$self->alloc;	2078	$self->alloc;
1865		2079
1866	$self->pre_load;	2080	$self->pre_load;
1867	cf::cede_to_tick;	2081	cf::cede_to_tick;
1868		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1870	or return;	2086	or return;
1871		2087
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1873	if delete $self->{load_original};	2089	if delete $self->{load_original};
1874		2090
1875	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2092	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2095	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1880	}	2099	}
1881	}	2100	}
		2101
		2102	$f->resolve_delayed_derefs;
1882		2103
1883	cf::cede_to_tick;	2104	cf::cede_to_tick;
1884	# now do the right thing for maps	2105	# now do the right thing for maps
1885	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2112	$self->decay_objects;
1892	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1893	$self->update_buttons;	2114	$self->update_buttons;
1894	cf::cede_to_tick;	2115	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2116	$self->activate;
1898	}	2117	}
1899		2118
1900	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1902		2121
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2123	}
1905		2124
1906	$self->post_load;	2125	$self->post_load;
1907	}	2126	}
1908		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2131	sub customise_for {
1910	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1911		2133
1912	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2135	if $self->per_player;
…		…
1966	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
1967		2189
1968	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1969		2191
1970	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2194	}
1973		2195
1974	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
1975		2197
1976	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1977	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2203	if (my $map = find $k) {
1980	$map->load if $v;	2204	$map->load if $v;
1981	}	2205	}
…		…
2007	return if $self->{deny_save};	2231	return if $self->{deny_save};
2008		2232
2009	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
2010		2234
2011	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
2013	};	2238	};
		2239
		2240	cf::get_slot 0.02;
2014		2241
2015	if ($uniq) {	2242	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2245	} else {
…		…
2027	$self->save;	2254	$self->save;
2028		2255
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2257
2031	return if $self->players;	2258	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2260	return if $self->{deny_save};
2034		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2266	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2267	}
2038		2268
2039	sub reset_at {	2269	sub reset_at {
2040	my ($self) = @_;	2270	my ($self) = @_;
2041		2271
…		…
2059		2289
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2291
2062	return if $self->players;	2292	return if $self->players;
2063		2293
2064	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2065		2295
2066	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2067		2297
2068	# need to save uniques path	2298	# need to save uniques path
2069	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2303	if $uniq;
2074	}	2304	}
2075		2305
2076	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
2077		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2310	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2311
2082	$self->unlink_save;	2312	$self->unlink_save;
2083	$self->destroy;	2313	$self->destroy;
2084	}	2314	}
2085		2315
…		…
2090		2320
2091	{	2321	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2323
2094	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
		2325
		2326	$self->unlink_save;
2095		2327
2096	bless $self, "cf::map";	2328	bless $self, "cf::map";
2097	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2333
2104	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
2105	}	2335	}
2106		2336
2107	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
…		…
2152		2382
2153	sub unique_maps() {	2383	sub unique_maps() {
2154	[	2384	[
2155	map {	2385	map {
2156	utf8::decode $_;	2386	utf8::decode $_;
2157	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2158	? normalise $_	2390	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2392	]
2162	}	2393	}
2163		2394
2164	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2165		2426
2166	=back	2427	=back
2167		2428
2168	=head3 cf::object	2429	=head3 cf::object
2169		2430
…		…
2173		2434
2174	=over 4	2435	=over 4
2175		2436
2176	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2177		2438
2178	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2179		2441
2180	=cut	2442	=cut
2181		2443
2182	sub inv_recursive_;	2444	sub inv_recursive_;
2183	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2186		2448
2187	sub inv_recursive {	2449	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2189	}	2451	}
2190		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2191	package cf;	2481	package cf;
2192		2482
2193	=back	2483	=back
2194		2484
2195	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2204		2494
2205	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2206		2510
2207	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2512	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2528
2225	} else {	2529	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2532	}
2229	}	2533	}
2230	}	2534	}
2231		2535
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2561
2258	=item $player_object->enter_link	2562	=item $player_object->enter_link
2259		2563
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2565
2262	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2264		2570
2265	Will never block.	2571	Will never block.
2266		2572
2267	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2268		2574
…		…
2320	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2322		2628
2323	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2326		2632
2327	$map->load;	2633	$map->load;
2328	$map->load_neighbours;	2634	$map->load_neighbours;
2329		2635
2330	return unless $self->contr->active;	2636	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2637
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2335	}	2643	}
2336		2644
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338		2646
2339	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2340	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2650	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2651	be called at the end of this process.
2344		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
		2655
2345	=cut	2656	=cut
2346		2657
2347	our $GOTOGEN;	2658	our $GOTOGEN;
2348		2659
2349	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2665
2355	$self->enter_link;	2666	$self->enter_link;
2356		2667
2357	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2358	my $map = eval {	2690	my $map = eval {
2359	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2360		2692
2361	if ($map) {	2693	if ($map) {
2362	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2364	} else {	2696	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2698	}
2367		2699
2368	$map	2700	$map
2369	};	2701	};
2370		2702
…		…
2406	}	2738	}
2407		2739
2408	sub prepare_random_map {	2740	sub prepare_random_map {
2409	my ($exit) = @_;	2741	my ($exit) = @_;
2410		2742
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2745	# that depends on the exit object
2416		2746
2417	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2749	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2424	}	2756	}
2425		2757
2426	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2427		2759
2428	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2431		2763
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2766	undef $fh;
2435	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2436		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2439	}	2775	}
2440	}	2776	}
2441		2777
2442	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2444		2780
2445	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2446		2782
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2783	$self->enter_link;
2459		2784
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2785	(async {
2465	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2466	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2467	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2468		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2469	1;	2809	1
2470	}) {	2810	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2815
2476	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2493	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2495		2835
2496	utf8::encode $text;	2836	utf8::encode $text;
2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2838	}
		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
2498	}	2863	}
2499		2864
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		2866
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2506		2871
2507	=cut	2872	=cut
2508		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2509	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2510	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2511		2990
2512	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2513		2993
2514	$color &= cf::NDI_CLIENT_MASK; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2515		2995
		2996	# check predefined channels, for the benefit of C
		2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
2516	if (ref $channel) {	3003	} elsif (ref $channel) {
2517	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2518	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2519	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2520	$self->ext_msg (channel_info => $channel);	3007	$self->ext_msg (channel_info => $channel);
2521	}	3008	}
…		…
2523	$channel = $channel->{id};	3010	$channel = $channel->{id};
2524	}	3011	}
2525		3012
2526	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2527		3014
2528	if ($self->can_msg) {
2529	# default colour, mask it out	3015	# default colour, mask it out
2530	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2531	if $color & cf::NDI_DEF;	3017	if $color & cf::NDI_DEF;
2532		3018
2533	$self->send_packet ("msg " . $self->{json_coder}->encode (	3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
2534	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3022	);
2536	if ($color >= 0) {
2537	# replace some tags by gcfclient-compatible ones
2538	for ($msg) {
2539	1 while
2540	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2541	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2542	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2543	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2544	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2545	}
2546		3023
2547	$color &= cf::NDI_COLOR_MASK;	3024	$self->send_big_packet ($pkt);
2548
2549	utf8::encode $msg;
2550
2551	if (0 && $msg =~ /\[/) {
2552	# COMMAND/INFO
2553	$self->send_packet ("drawextinfo $color 10 8 $msg")
2554	} else {
2555	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2556	$self->send_packet ("drawinfo $color $msg")
2557	}
2558	}
2559	}
2560	}	3025	}
2561		3026
2562	=item $client->ext_msg ($type, @msg)	3027	=item $client->ext_msg ($type, @msg)
2563		3028
2564	Sends an ext event to the client.	3029	Sends an ext event to the client.
…		…
2567		3032
2568	sub cf::client::ext_msg($$@) {	3033	sub cf::client::ext_msg($$@) {
2569	my ($self, $type, @msg) = @_;	3034	my ($self, $type, @msg) = @_;
2570		3035
2571	if ($self->extcmd == 2) {	3036	if ($self->extcmd == 2) {
2572	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2573	} elsif ($self->extcmd == 1) { # TODO: remove	3038	} elsif ($self->extcmd == 1) { # TODO: remove
2574	push @msg, msgtype => "event_$type";	3039	push @msg, msgtype => "event_$type";
2575	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2576	}	3041	}
2577	}	3042	}
2578		3043
2579	=item $client->ext_reply ($msgid, @msg)	3044	=item $client->ext_reply ($msgid, @msg)
2580		3045
…		…
2584		3049
2585	sub cf::client::ext_reply($$@) {	3050	sub cf::client::ext_reply($$@) {
2586	my ($self, $id, @msg) = @_;	3051	my ($self, $id, @msg) = @_;
2587		3052
2588	if ($self->extcmd == 2) {	3053	if ($self->extcmd == 2) {
2589	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2590	} elsif ($self->extcmd == 1) {	3055	} elsif ($self->extcmd == 1) {
2591	#TODO: version 1, remove	3056	#TODO: version 1, remove
2592	unshift @msg, msgtype => "reply", msgid => $id;	3057	unshift @msg, msgtype => "reply", msgid => $id;
2593	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2594	}	3059	}
2595	}	3060	}
2596		3061
2597	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2598		3063
…		…
2699		3164
2700	$coro	3165	$coro
2701	}	3166	}
2702		3167
2703	cf::client->attach (	3168	cf::client->attach (
2704	on_destroy => sub {	3169	on_client_destroy => sub {
2705	my ($ns) = @_;	3170	my ($ns) = @_;
2706		3171
2707	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2708	},	3173	},
2709	);	3174	);
…		…
2725	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2726		3191
2727	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2728		3193
2729	$safe->permit_only (Opcode::opset qw(	3194	$safe->permit_only (Opcode::opset qw(
2730	:base_core :base_mem :base_orig :base_math	3195	:base_core :base_mem :base_orig :base_math :base_loop
2731	grepstart grepwhile mapstart mapwhile	3196	grepstart grepwhile mapstart mapwhile
2732	sort time	3197	sort time
2733	));	3198	));
2734		3199
2735	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
…		…
2737	=pod	3202	=pod
2738		3203
2739	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2740		3205
2741	cf::object	3206	cf::object
2742	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2743	insert remove name archname title slaying race decrease_ob_nr	3208	insert remove name archname title slaying race decrease split
		3209	value
2744		3210
2745	cf::object::player	3211	cf::object::player
2746	player	3212	player
2747		3213
2748	cf::player	3214	cf::player
…		…
2753		3219
2754	=cut	3220	=cut
2755		3221
2756	for (	3222	for (
2757	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2758	insert remove inv name archname title slaying race	3224	insert remove inv nrof name archname title slaying race
2759	decrease_ob_nr)],	3225	decrease split destroy change_exp value msg lore send_msg)],
2760	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2761	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2762	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2763	) {	3229	) {
2764	no strict 'refs';	3230	no strict 'refs';
2765	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2766	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2784		3250
2785	my $qcode = $code;	3251	my $qcode = $code;
2786	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2787	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2788		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2789	local $_;	3258	local $_;
2790	local @safe::cf::_safe_eval_args = values %vars;
2791		3259
2792	my $eval =	3260	my $eval =
2793	"do {\n"	3261	"do {\n"
2794	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2795	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2796	. $code	3264	. $code
2797	. "\n}"	3265	. "\n}"
2798	;	3266	;
2799		3267
		3268	if ($CFG{safe_eval}) {
2800	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2801	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2802	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2803		3277
2804	if ($@) {	3278	if ($@) {
2805	warn "$@";	3279	warn "$@";
2806	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2807	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2826	=cut	3300	=cut
2827		3301
2828	sub register_script_function {	3302	sub register_script_function {
2829	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2830		3304
2831	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2832	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2833	}	3307	}
2834		3308
2835	=back	3309	=back
2836		3310
2837	=cut	3311	=cut
…		…
2858		3332
2859	$facedata->{version} == 2	3333	$facedata->{version} == 2
2860	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2861		3335
2862	# patch in the exptable	3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2863	$facedata->{resource}{"res/exp_table"} = {	3338	$facedata->{resource}{"res/exp_table"} = {
2864	type => FT_RSRC,	3339	type => FT_RSRC,
2865	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
2866	};	3342	};
2867	cf::cede_to_tick;	3343	cf::cede_to_tick;
2868		3344
2869	{	3345	{
2870	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2871		3347
2872	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2873	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2874	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2875	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
2876	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2877	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2878		3355
2879	cf::cede_to_tick;	3356	cf::cede_to_tick;
2880	}	3357	}
2881		3358
2882	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2883	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2884	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2885	or next;	3363	or next;
		3364
2886	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
2887	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
2888	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2889	} else {	3368	} else {
2890	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2904		3383
2905	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2906	}	3385	}
2907		3386
2908	{	3387	{
2909	# TODO: for gcfclient pleasure, we should give resources
2910	# that gcfclient doesn't grok a >10000 face index.
2911	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
2912		3389
2913	my $soundconf = delete $res->{"res/sound.conf"};
2914
2915	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
2916	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2917	my $data;
2918		3393
2919	if ($info->{type} & 1) {	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2920	# prepend meta info	3395	cf::face::set_type $idx, $info->{type};
2921
2922	my $meta = $enc->encode ({
2923	name => $name,
2924	%{ $info->{meta} || {} },
2925	});
2926
2927	$data = pack "(w/a*)*", $meta, $info->{data};
2928	} else {	3396	} else {
2929	$data = $info->{data};	3397	$RESOURCE{$name} = $info;
2930	}	3398	}
2931		3399
2932	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2933	cf::face::set_type $idx, $info->{type};
2934
2935	cf::cede_to_tick;	3400	cf::cede_to_tick;
2936	}	3401	}
2937
2938	if ($soundconf) {
2939	$soundconf = $enc->decode (delete $soundconf->{data});
2940
2941	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2942	my $sound = $soundconf->{compat}[$_]
2943	or next;
2944
2945	my $face = cf::face::find "sound/$sound->[1]";
2946	cf::sound::set $sound->[0] => $face;
2947	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2948	}
2949
2950	while (my ($k, $v) = each %{$soundconf->{event}}) {
2951	my $face = cf::face::find "sound/$v";
2952	cf::sound::set $k => $face;
2953	}
2954	}
2955	}	3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2956		3405
2957	1	3406	1
2958	}	3407	}
		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
2959		3428
2960	register_exticmd fx_want => sub {	3429	register_exticmd fx_want => sub {
2961	my ($ns, $want) = @_;	3430	my ($ns, $want) = @_;
2962		3431
2963	while (my ($k, $v) = each %$want) {	3432	while (my ($k, $v) = each %$want) {
2964	$ns->fx_want ($k, $v);	3433	$ns->fx_want ($k, $v);
2965	}	3434	}
2966	};	3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
2967		3446
2968	sub reload_regions {	3447	sub reload_regions {
2969	# HACK to clear player env face cache, we need some signal framework	3448	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)	3449	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3450	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2985	}	3464	}
2986		3465
2987	sub reload_archetypes {	3466	sub reload_archetypes {
2988	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2989	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
2990	#d# NEED to laod twice to resolve forward references
2991	# this really needs to be done in an extra post-pass
2992	# (which needs to be synchronous, so solve it differently)
2993	load_resource_file "$DATADIR/archetypes"
2994	or die "unable to load archetypes\n";
2995	}	3469	}
2996		3470
2997	sub reload_treasures {	3471	sub reload_treasures {
2998	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2999	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
3000	}	3474	}
3001		3475
3002	sub reload_resources {	3476	sub reload_resources {
3003	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
3004		3478
		3479	reload_facedata;
		3480	reload_archetypes;
3005	reload_regions;	3481	reload_regions;
3006	reload_facedata;
3007	#reload_archetypes;#d#
3008	reload_archetypes;
3009	reload_treasures;	3482	reload_treasures;
3010		3483
3011	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
3012	}	3485	}
3013		3486
3014	sub init {
3015	reload_resources;
3016	}
3017
3018	sub reload_config {	3487	sub reload_config {
		3488	warn "reloading config file...\n";
		3489
3019	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
3020	or return;	3491	or return;
3021		3492
3022	local $/;	3493	local $/;
3023	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
3024		3495
3025	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3026		3497
3027	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3028	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3032	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3033	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
3034	};	3505	};
3035	warn $@ if $@;	3506	warn $@ if $@;
3036	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
3037	}	3538	}
3038		3539
3039	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3549
3040	# we must not ever block the main coroutine	3550	# we must not ever block the main coroutine
3041	local $Coro::idle = sub {	3551	local $Coro::idle = sub {
3042	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3552	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3043	(async {	3553	(async {
3044	Event::one_event;	3554	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3555	EV::loop EV::LOOP_ONESHOT;
3045	})->prio (Coro::PRIO_MAX);	3556	})->prio (Coro::PRIO_MAX);
3046	};	3557	};
3047		3558
		3559	evthread_start IO::AIO::poll_fileno;
		3560
		3561	cf::sync_job {
		3562	cf::init_experience;
		3563	cf::init_anim;
		3564	cf::init_attackmess;
		3565	cf::init_dynamic;
		3566
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
3048	reload_config;	3571	reload_config;
3049	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
3050	load_extensions;	3582	load_extensions;
3051		3583
3052	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
3053	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	cf::object::thawer::errors_are_fatal 0;
		3594
		3595	main_loop;
3054	}	3596	}
3055		3597
3056	#############################################################################	3598	#############################################################################
3057	# initialisation and cleanup	3599	# initialisation and cleanup
3058		3600
3059	# install some emergency cleanup handlers	3601	# install some emergency cleanup handlers
3060	BEGIN {	3602	BEGIN {
		3603	our %SIGWATCHER = ();
3061	for my $signal (qw(INT HUP TERM)) {	3604	for my $signal (qw(INT HUP TERM)) {
3062	Event->signal (	3605	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3063	reentrant => 0,
3064	data => WF_AUTOCANCEL,
3065	signal => $signal,
3066	prio => 0,
3067	cb => sub {
3068	cf::cleanup "SIG$signal";	3606	cf::cleanup "SIG$signal";
3069	},
3070	);	3607	};
3071	}	3608	}
3072	}	3609	}
3073		3610
3074	sub write_runtime {	3611	sub write_runtime_sync {
3075	my $runtime = "$LOCALDIR/runtime";	3612	my $t0 = AE::time;
3076		3613
3077	# first touch the runtime file to show we are still running:	3614	# first touch the runtime file to show we are still running:
3078	# the fsync below can take a very very long time.	3615	# the fsync below can take a very very long time.
3079		3616
3080	IO::AIO::aio_utime $runtime, undef, undef;	3617	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3081		3618
3082	my $guard = cf::lock_acquire "write_runtime";	3619	my $guard = cf::lock_acquire "write_runtime";
3083		3620
3084	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3621	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3085	or return;	3622	or return;
3086		3623
3087	my $value = $cf::RUNTIME + 90 + 10;	3624	my $value = $cf::RUNTIME + 90 + 10;
3088	# 10 is the runtime save interval, for a monotonic clock	3625	# 10 is the runtime save interval, for a monotonic clock
3089	# 60 allows for the watchdog to kill the server.	3626	# 60 allows for the watchdog to kill the server.
…		…
3099	aio_utime $fh, undef, undef;	3636	aio_utime $fh, undef, undef;
3100		3637
3101	close $fh	3638	close $fh
3102	or return;	3639	or return;
3103		3640
3104	aio_rename "$runtime~", $runtime	3641	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3105	and return;	3642	and return;
3106		3643
3107	warn "runtime file written.\n";	3644	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3108		3645
3109	1	3646	1
		3647	}
		3648
		3649	our $uuid_lock;
		3650	our $uuid_skip;
		3651
		3652	sub write_uuid_sync($) {
		3653	$uuid_skip ||= $_[0];
		3654
		3655	return if $uuid_lock;
		3656	local $uuid_lock = 1;
		3657
		3658	my $uuid = "$LOCALDIR/uuid";
		3659
		3660	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3661	or return;
		3662
		3663	my $value = uuid_seq uuid_cur;
		3664
		3665	unless ($value) {
		3666	warn "cowardly refusing to write zero uuid value!\n";
		3667	return;
		3668	}
		3669
		3670	my $value = uuid_str $value + $uuid_skip;
		3671	$uuid_skip = 0;
		3672
		3673	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3674	and return;
		3675
		3676	# always fsync - this file is important
		3677	aio_fsync $fh
		3678	and return;
		3679
		3680	close $fh
		3681	or return;
		3682
		3683	aio_rename "$uuid~", $uuid
		3684	and return;
		3685
		3686	warn "uuid file written ($value).\n";
		3687
		3688	1
		3689
		3690	}
		3691
		3692	sub write_uuid($$) {
		3693	my ($skip, $sync) = @_;
		3694
		3695	$sync ? write_uuid_sync $skip
		3696	: async { write_uuid_sync $skip };
3110	}	3697	}
3111		3698
3112	sub emergency_save() {	3699	sub emergency_save() {
3113	my $freeze_guard = cf::freeze_mainloop;	3700	my $freeze_guard = cf::freeze_mainloop;
3114		3701
3115	warn "enter emergency perl save\n";	3702	warn "emergency_perl_save: enter\n";
3116		3703
3117	cf::sync_job {	3704	cf::sync_job {
		3705	# this is a trade-off: we want to be very quick here, so
		3706	# save all maps without fsync, and later call a global sync
		3707	# (which in turn might be very very slow)
		3708	local $USE_FSYNC = 0;
		3709
3118	# use a peculiar iteration method to avoid tripping on perl	3710	# use a peculiar iteration method to avoid tripping on perl
3119	# refcount bugs in for. also avoids problems with players	3711	# refcount bugs in for. also avoids problems with players
3120	# and maps saved/destroyed asynchronously.	3712	# and maps saved/destroyed asynchronously.
3121	warn "begin emergency player save\n";	3713	warn "emergency_perl_save: begin player save\n";
3122	for my $login (keys %cf::PLAYER) {	3714	for my $login (keys %cf::PLAYER) {
3123	my $pl = $cf::PLAYER{$login} or next;	3715	my $pl = $cf::PLAYER{$login} or next;
3124	$pl->valid or next;	3716	$pl->valid or next;
		3717	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3125	$pl->save;	3718	$pl->save;
3126	}	3719	}
3127	warn "end emergency player save\n";	3720	warn "emergency_perl_save: end player save\n";
3128		3721
3129	warn "begin emergency map save\n";	3722	warn "emergency_perl_save: begin map save\n";
3130	for my $path (keys %cf::MAP) {	3723	for my $path (keys %cf::MAP) {
3131	my $map = $cf::MAP{$path} or next;	3724	my $map = $cf::MAP{$path} or next;
3132	$map->valid or next;	3725	$map->valid or next;
3133	$map->save;	3726	$map->save;
3134	}	3727	}
3135	warn "end emergency map save\n";	3728	warn "emergency_perl_save: end map save\n";
3136		3729
3137	warn "begin emergency database checkpoint\n";	3730	warn "emergency_perl_save: begin database checkpoint\n";
3138	BDB::db_env_txn_checkpoint $DB_ENV;	3731	BDB::db_env_txn_checkpoint $DB_ENV;
3139	warn "end emergency database checkpoint\n";	3732	warn "emergency_perl_save: end database checkpoint\n";
		3733
		3734	warn "emergency_perl_save: begin write uuid\n";
		3735	write_uuid_sync 1;
		3736	warn "emergency_perl_save: end write uuid\n";
3140	};	3737	};
3141		3738
		3739	warn "emergency_perl_save: starting sync()\n";
		3740	IO::AIO::aio_sync sub {
		3741	warn "emergency_perl_save: finished sync()\n";
		3742	};
		3743
3142	warn "leave emergency perl save\n";	3744	warn "emergency_perl_save: leave\n";
3143	}	3745	}
3144		3746
3145	sub post_cleanup {	3747	sub post_cleanup {
3146	my ($make_core) = @_;	3748	my ($make_core) = @_;
3147		3749
3148	warn Carp::longmess "post_cleanup backtrace"	3750	warn Carp::longmess "post_cleanup backtrace"
3149	if $make_core;	3751	if $make_core;
		3752
		3753	my $fh = pidfile;
		3754	unlink $PIDFILE if <$fh> == $$;
		3755	}
		3756
		3757	# a safer delete_package, copied from Symbol
		3758	sub clear_package($) {
		3759	my $pkg = shift;
		3760
		3761	# expand to full symbol table name if needed
		3762	unless ($pkg =~ /^main::.*::$/) {
		3763	$pkg = "main$pkg" if $pkg =~ /^::/;
		3764	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3765	$pkg .= '::' unless $pkg =~ /::$/;
		3766	}
		3767
		3768	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3769	my $stem_symtab = *{$stem}{HASH};
		3770
		3771	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3772	or return;
		3773
		3774	# clear all symbols
		3775	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3776	for my $name (keys %$leaf_symtab) {
		3777	_gv_clear *{"$pkg$name"};
		3778	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3779	}
		3780	warn "cleared package $pkg\n";#d#
3150	}	3781	}
3151		3782
3152	sub do_reload_perl() {	3783	sub do_reload_perl() {
3153	# can/must only be called in main	3784	# can/must only be called in main
3154	if ($Coro::current != $Coro::main) {	3785	if ($Coro::current != $Coro::main) {
3155	warn "can only reload from main coroutine";	3786	warn "can only reload from main coroutine";
3156	return;	3787	return;
3157	}	3788	}
3158		3789
		3790	return if $RELOAD++;
		3791
		3792	my $t1 = AE::time;
		3793
		3794	while ($RELOAD) {
3159	warn "reloading...";	3795	warn "reloading...";
3160		3796
3161	warn "entering sync_job";	3797	warn "entering sync_job";
3162		3798
3163	cf::sync_job {	3799	cf::sync_job {
3164	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
3165	cf::emergency_save;	3801	cf::emergency_save;
3166	cf::write_runtime; # external watchdog should not bark	3802	cf::write_runtime_sync; # external watchdog should not bark
3167		3803
3168	warn "syncing database to disk";	3804	warn "syncing database to disk";
3169	BDB::db_env_txn_checkpoint $DB_ENV;	3805	BDB::db_env_txn_checkpoint $DB_ENV;
3170		3806
3171	# if anything goes wrong in here, we should simply crash as we already saved	3807	# if anything goes wrong in here, we should simply crash as we already saved
3172		3808
3173	warn "cancelling all WF_AUTOCANCEL watchers";
3174	for (Event::all_watchers) {
3175	$_->cancel if $_->data & WF_AUTOCANCEL;
3176	}
3177
3178	warn "flushing outstanding aio requests";	3809	warn "flushing outstanding aio requests";
3179	for (;;) {
3180	BDB::flush;
3181	IO::AIO::flush;
3182	Coro::cede;
3183	last unless IO::AIO::nreqs || BDB::nreqs;	3810	while (IO::AIO::nreqs || BDB::nreqs) {
3184	warn "iterate...";	3811	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3185	}
3186
3187	++$RELOAD;
3188
3189	warn "cancelling all extension coros";
3190	$_->cancel for values %EXT_CORO;
3191	%EXT_CORO = ();
3192
3193	warn "removing commands";
3194	%COMMAND = ();
3195
3196	warn "removing ext/exti commands";
3197	%EXTCMD = ();
3198	%EXTICMD = ();
3199
3200	warn "unloading/nuking all extensions";
3201	for my $pkg (@EXTS) {
3202	warn "... unloading $pkg";
3203
3204	if (my $cb = $pkg->can ("unload")) {
3205	eval {
3206	$cb->($pkg);
3207	1
3208	} or warn "$pkg unloaded, but with errors: $@";
3209	}	3812	}
3210		3813
3211	warn "... nuking $pkg";	3814	warn "cancelling all extension coros";
3212	Symbol::delete_package $pkg;	3815	$_->cancel for values %EXT_CORO;
3213	}	3816	%EXT_CORO = ();
3214		3817
3215	warn "unloading all perl modules loaded from $LIBDIR";	3818	warn "removing commands";
3216	while (my ($k, $v) = each %INC) {	3819	%COMMAND = ();
3217	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3218		3820
		3821	warn "removing ext/exti commands";
		3822	%EXTCMD = ();
		3823	%EXTICMD = ();
		3824
		3825	warn "unloading/nuking all extensions";
		3826	for my $pkg (@EXTS) {
3219	warn "... unloading $k";	3827	warn "... unloading $pkg";
3220	delete $INC{$k};
3221		3828
3222	$k =~ s/\.pm$//;
3223	$k =~ s/\//::/g;
3224
3225	if (my $cb = $k->can ("unload_module")) {	3829	if (my $cb = $pkg->can ("unload")) {
		3830	eval {
3226	$cb->();	3831	$cb->($pkg);
		3832	1
		3833	} or warn "$pkg unloaded, but with errors: $@";
		3834	}
		3835
		3836	warn "... clearing $pkg";
		3837	clear_package $pkg;
3227	}	3838	}
3228		3839
3229	Symbol::delete_package $k;	3840	warn "unloading all perl modules loaded from $LIBDIR";
		3841	while (my ($k, $v) = each %INC) {
		3842	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3843
		3844	warn "... unloading $k";
		3845	delete $INC{$k};
		3846
		3847	$k =~ s/\.pm$//;
		3848	$k =~ s/\//::/g;
		3849
		3850	if (my $cb = $k->can ("unload_module")) {
		3851	$cb->();
		3852	}
		3853
		3854	clear_package $k;
3230	}	3855	}
3231		3856
3232	warn "getting rid of safe::, as good as possible";	3857	warn "getting rid of safe::, as good as possible";
3233	Symbol::delete_package "safe::$_"	3858	clear_package "safe::$_"
3234	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3859	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3235		3860
3236	warn "unloading cf.pm \"a bit\"";	3861	warn "unloading cf.pm \"a bit\"";
3237	delete $INC{"cf.pm"};	3862	delete $INC{"cf.pm"};
3238	delete $INC{"cf/pod.pm"};	3863	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3239		3864
3240	# don't, removes xs symbols, too,	3865	# don't, removes xs symbols, too,
3241	# and global variables created in xs	3866	# and global variables created in xs
3242	#Symbol::delete_package __PACKAGE__;	3867	#clear_package __PACKAGE__;
3243		3868
3244	warn "unload completed, starting to reload now";	3869	warn "unload completed, starting to reload now";
3245		3870
3246	warn "reloading cf.pm";	3871	warn "reloading cf.pm";
3247	require cf;	3872	require cf;
3248	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3873	cf::_connect_to_perl_1;
3249		3874
3250	warn "loading config and database again";	3875	warn "loading config and database again";
3251	cf::reload_config;	3876	cf::reload_config;
3252		3877
3253	warn "loading extensions";	3878	warn "loading extensions";
3254	cf::load_extensions;	3879	cf::load_extensions;
3255		3880
		3881	if ($REATTACH_ON_RELOAD) {
3256	warn "reattaching attachments to objects/players";	3882	warn "reattaching attachments to objects/players";
3257	_global_reattach; # objects, sockets	3883	_global_reattach; # objects, sockets
3258	warn "reattaching attachments to maps";	3884	warn "reattaching attachments to maps";
3259	reattach $_ for values %MAP;	3885	reattach $_ for values %MAP;
3260	warn "reattaching attachments to players";	3886	warn "reattaching attachments to players";
3261	reattach $_ for values %PLAYER;	3887	reattach $_ for values %PLAYER;
		3888	}
3262		3889
		3890	warn "running post_init jobs";
		3891	(pop @POST_INIT)->(1) while @POST_INIT;
		3892
3263	warn "leaving sync_job";	3893	warn "leaving sync_job";
3264		3894
3265	1	3895	1
3266	} or do {	3896	} or do {
3267	warn $@;	3897	warn $@;
3268	warn "error while reloading, exiting.";	3898	cf::cleanup "error while reloading, exiting.";
3269	exit 1;
3270	};	3899	};
3271		3900
3272	warn "reloaded";	3901	warn "reloaded";
		3902	--$RELOAD;
		3903	}
		3904
		3905	$t1 = AE::time - $t1;
		3906	warn "reload completed in ${t1}s\n";
3273	};	3907	};
3274		3908
3275	our $RELOAD_WATCHER; # used only during reload	3909	our $RELOAD_WATCHER; # used only during reload
3276		3910
3277	sub reload_perl() {	3911	sub reload_perl() {
3278	# doing reload synchronously and two reloads happen back-to-back,	3912	# doing reload synchronously and two reloads happen back-to-back,
3279	# coro crashes during coro_state_free->destroy here.	3913	# coro crashes during coro_state_free->destroy here.
3280		3914
3281	$RELOAD_WATCHER ||= Event->timer (	3915	$RELOAD_WATCHER ||= cf::async {
3282	reentrant => 0,	3916	Coro::AIO::aio_wait cache_extensions;
3283	after => 0,	3917
3284	data => WF_AUTOCANCEL,	3918	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3285	cb => sub {
3286	do_reload_perl;	3919	do_reload_perl;
3287	undef $RELOAD_WATCHER;	3920	undef $RELOAD_WATCHER;
3288	},	3921	};
3289	);	3922	};
3290	}	3923	}
3291		3924
3292	register_command "reload" => sub {	3925	register_command "reload" => sub {
3293	my ($who, $arg) = @_;	3926	my ($who, $arg) = @_;
3294		3927
3295	if ($who->flag (FLAG_WIZ)) {	3928	if ($who->flag (FLAG_WIZ)) {
3296	$who->message ("reloading server.");	3929	$who->message ("reloading server.");
		3930	async {
		3931	$Coro::current->{desc} = "perl_reload";
3297	async { reload_perl };	3932	reload_perl;
		3933	};
3298	}	3934	}
3299	};	3935	};
3300		3936
3301	unshift @INC, $LIBDIR;	3937	unshift @INC, $LIBDIR;
3302		3938
…		…
3304		3940
3305	our @WAIT_FOR_TICK;	3941	our @WAIT_FOR_TICK;
3306	our @WAIT_FOR_TICK_BEGIN;	3942	our @WAIT_FOR_TICK_BEGIN;
3307		3943
3308	sub wait_for_tick {	3944	sub wait_for_tick {
3309	return unless $TICK_WATCHER->is_active;
3310	return if $Coro::current == $Coro::main;	3945	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3311		3946
3312	my $signal = new Coro::Signal;	3947	my $signal = new Coro::Signal;
3313	push @WAIT_FOR_TICK, $signal;	3948	push @WAIT_FOR_TICK, $signal;
3314	$signal->wait;	3949	$signal->wait;
3315	}	3950	}
3316		3951
3317	sub wait_for_tick_begin {	3952	sub wait_for_tick_begin {
3318	return unless $TICK_WATCHER->is_active;
3319	return if $Coro::current == $Coro::main;	3953	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3320		3954
3321	my $signal = new Coro::Signal;	3955	my $signal = new Coro::Signal;
3322	push @WAIT_FOR_TICK_BEGIN, $signal;	3956	push @WAIT_FOR_TICK_BEGIN, $signal;
3323	$signal->wait;	3957	$signal->wait;
3324	}	3958	}
3325		3959
3326	my $min = 1e6;#d#	3960	sub tick {
3327	my $avg = 10;
3328	$TICK_WATCHER = Event->timer (
3329	reentrant => 0,
3330	parked => 1,
3331	prio => 0,
3332	at => $NEXT_TICK || $TICK,
3333	data => WF_AUTOCANCEL,
3334	cb => sub {
3335	if ($Coro::current != $Coro::main) {	3961	if ($Coro::current != $Coro::main) {
3336	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3962	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3337	unless ++$bug_warning > 10;	3963	unless ++$bug_warning > 10;
3338	return;	3964	return;
3339	}	3965	}
3340		3966
3341	$NOW = $tick_start = Event::time;
3342
3343	cf::server_tick; # one server iteration	3967	cf::server_tick; # one server iteration
3344		3968
3345	0 && sync_job {#d#	3969	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3346	for(1..10) {
3347	my $t = Event::time;
3348	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3349	or die;
3350		3970
3351	$map->width (50);	3971	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3352	$map->height (50);	3972	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3353	$map->alloc;	3973	Coro::async_pool {
3354	$map->_load_objects ("/tmp/x.map", 1);	3974	$Coro::current->{desc} = "runtime saver";
3355	my $t = Event::time - $t;	3975	write_runtime_sync
3356		3976	or warn "ERROR: unable to write runtime file: $!";
3357	#next unless $t < 0.0013;#d#
3358	if ($t < $min) {
3359	$min = $t;
3360	}
3361	$avg = $avg * 0.99 + $t * 0.01;
3362	}
3363	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3364	exit 0;
3365	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3366	};	3977	};
		3978	}
3367		3979
3368	$RUNTIME += $TICK;
3369	$NEXT_TICK += $TICK;
3370
3371	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$NEXT_RUNTIME_WRITE = $NOW + 10;
3373	Coro::async_pool {
3374	write_runtime
3375	or warn "ERROR: unable to write runtime file: $!";
3376	};
3377	}
3378
3379	# my $AFTER = Event::time;
3380	# warn $AFTER - $NOW;#d#
3381
3382	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3383	$sig->send;	3981	$sig->send;
3384	}	3982	}
3385	while (my $sig = shift @WAIT_FOR_TICK) {	3983	while (my $sig = shift @WAIT_FOR_TICK) {
3386	$sig->send;	3984	$sig->send;
3387	}	3985	}
3388		3986
3389	$NOW = Event::time;	3987	$LOAD = ($NOW - $TICK_START) / $TICK;
3390
3391	# if we are delayed by four ticks or more, skip them all
3392	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3393
3394	$TICK_WATCHER->at ($NEXT_TICK);
3395	$TICK_WATCHER->start;
3396
3397	$LOAD = ($NOW - $tick_start) / $TICK;
3398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3988	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3399		3989
3400	_post_tick;	3990	if (0) {
3401		3991	if ($NEXT_TICK) {
3402		3992	my $jitter = $TICK_START - $NEXT_TICK;
		3993	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3994	warn "jitter $JITTER\n";#d#
		3995	}
3403	},	3996	}
3404	);	3997	}
3405		3998
3406	{	3999	{
3407	BDB::max_poll_time $TICK * 0.1;	4000	# configure BDB
3408	$BDB_POLL_WATCHER = Event->io (	4001
3409	reentrant => 0,
3410	fd => BDB::poll_fileno,
3411	poll => 'r',
3412	prio => 0,
3413	data => WF_AUTOCANCEL,
3414	cb => \&BDB::poll_cb,
3415	);
3416	BDB::min_parallel 8;	4002	BDB::min_parallel 16;
3417		4003	BDB::max_poll_reqs $TICK * 0.1;
3418	BDB::set_sync_prepare {	4004	$AnyEvent::BDB::WATCHER->priority (1);
3419	my $status;
3420	my $current = $Coro::current;
3421	(
3422	sub {
3423	$status = $!;
3424	$current->ready; undef $current;
3425	},
3426	sub {
3427	Coro::schedule while defined $current;
3428	$! = $status;
3429	},
3430	)
3431	};
3432		4005
3433	unless ($DB_ENV) {	4006	unless ($DB_ENV) {
3434	$DB_ENV = BDB::db_env_create;	4007	$DB_ENV = BDB::db_env_create;
		4008	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4009	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4010	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4011	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4012	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3435		4013
3436	cf::sync_job {	4014	cf::sync_job {
3437	eval {	4015	eval {
3438	BDB::db_env_open	4016	BDB::db_env_open
3439	$DB_ENV,	4017	$DB_ENV,
…		…
3441	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4019	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3442	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4020	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3443	0666;	4021	0666;
3444		4022
3445	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4023	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3446
3447	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3448	$DB_ENV->set_lk_detect;
3449	};	4024	};
3450		4025
3451	cf::cleanup "db_env_open(db): $@" if $@;	4026	cf::cleanup "db_env_open(db): $@" if $@;
3452	};	4027	};
3453	}	4028	}
		4029
		4030	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4031	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4032	};
		4033	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4034	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4035	};
		4036	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4037	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4038	};
3454	}	4039	}
3455		4040
3456	{	4041	{
		4042	# configure IO::AIO
		4043
3457	IO::AIO::min_parallel 8;	4044	IO::AIO::min_parallel 8;
3458
3459	undef $Coro::AIO::WATCHER;
3460	IO::AIO::max_poll_time $TICK * 0.1;	4045	IO::AIO::max_poll_time $TICK * 0.1;
3461	$AIO_POLL_WATCHER = Event->io (	4046	undef $AnyEvent::AIO::WATCHER;
3462	reentrant => 0,
3463	data => WF_AUTOCANCEL,
3464	fd => IO::AIO::poll_fileno,
3465	poll => 'r',
3466	prio => 6,
3467	cb => \&IO::AIO::poll_cb,
3468	);
3469	}	4047	}
3470		4048
3471	my $_log_backtrace;	4049	my $_log_backtrace;
3472		4050
3473	sub _log_backtrace {	4051	sub _log_backtrace {
…		…
3476	$msg =~ s/\n//;	4054	$msg =~ s/\n//;
3477		4055
3478	# limit the # of concurrent backtraces	4056	# limit the # of concurrent backtraces
3479	if ($_log_backtrace < 2) {	4057	if ($_log_backtrace < 2) {
3480	++$_log_backtrace;	4058	++$_log_backtrace;
		4059	my $perl_bt = Carp::longmess $msg;
3481	async {	4060	async {
		4061	$Coro::current->{desc} = "abt $msg";
		4062
3482	my @bt = fork_call {	4063	my @bt = fork_call {
3483	@addr = map { sprintf "%x", $_ } @addr;	4064	@addr = map { sprintf "%x", $_ } @addr;
3484	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4065	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3485	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4066	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3486	or die "addr2line: $!";	4067	or die "addr2line: $!";
…		…
3494	}	4075	}
3495		4076
3496	@funcs	4077	@funcs
3497	};	4078	};
3498		4079
3499	LOG llevInfo, "[ABT] $msg\n";	4080	LOG llevInfo, "[ABT] $perl_bt\n";
		4081	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3500	LOG llevInfo, "[ABT] $_\n" for @bt;	4082	LOG llevInfo, "[ABT] $_\n" for @bt;
3501	--$_log_backtrace;	4083	--$_log_backtrace;
3502	};	4084	};
3503	} else {	4085	} else {
3504	LOG llevInfo, "[ABT] $msg\n";	4086	LOG llevInfo, "[ABT] $msg\n";
3505	LOG llevInfo, "[ABT] [suppressed]\n";	4087	LOG llevInfo, "[ABT] [suppressed]\n";
3506	}	4088	}
3507	}	4089	}
3508		4090
3509	# load additional modules	4091	# load additional modules
3510	use cf::pod;	4092	require "cf/$_.pm" for @EXTRA_MODULES;
		4093	cf::_connect_to_perl_2;
3511		4094
3512	END { cf::emergency_save }	4095	END { cf::emergency_save }
3513		4096
3514	1	4097	1
3515		4098

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