ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.351 by root, Sun Sep 2 00:57:38 2007 UTC vs.
Revision 1.518 by root, Fri Apr 16 02:21:26 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	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1989		2213
1990	()	2214	()
1991	}	2215	}
1992		2216
		2217	# common code, used by both ->save and ->swapout
1993	sub save {	2218	sub _save {
1994	my ($self) = @_;	2219	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2220
1998	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1999		2222
2000	return unless $self->dirty;	2223	return unless $self->dirty;
2001		2224
…		…
2007	return if $self->{deny_save};	2230	return if $self->{deny_save};
2008		2231
2009	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2010		2233
2011	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2013	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2014		2240
2015	if ($uniq) {	2241	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2244	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2246	}
2021	}	2247	}
2022		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2023	sub swap_out {	2257	sub swap_out {
2024	my ($self) = @_;	2258	my ($self) = @_;
2025		2259
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2031	return if $self->players;	2264	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2035	$self->clear;	2275	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2276	}
2038		2277
2039	sub reset_at {	2278	sub reset_at {
2040	my ($self) = @_;	2279	my ($self) = @_;
2041		2280
…		…
2059		2298
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2300
2062	return if $self->players;	2301	return if $self->players;
2063		2302
2064	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2065		2304
2066	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2067		2306
2068	# need to save uniques path	2307	# need to save uniques path
2069	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2312	if $uniq;
2074	}	2313	}
2075		2314
2076	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2077		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2319	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2320
2082	$self->unlink_save;	2321	$self->unlink_save;
2083	$self->destroy;	2322	$self->destroy;
2084	}	2323	}
2085		2324
…		…
2152		2391
2153	sub unique_maps() {	2392	sub unique_maps() {
2154	[	2393	[
2155	map {	2394	map {
2156	utf8::decode $_;	2395	utf8::decode $_;
2157	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2158	? normalise $_	2399	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2401	]
2162	}	2402	}
2163		2403
2164	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2165		2435
2166	=back	2436	=back
2167		2437
2168	=head3 cf::object	2438	=head3 cf::object
2169		2439
…		…
2173		2443
2174	=over 4	2444	=over 4
2175		2445
2176	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2177		2447
2178	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2179		2450
2180	=cut	2451	=cut
2181		2452
2182	sub inv_recursive_;	2453	sub inv_recursive_;
2183	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2186		2457
2187	sub inv_recursive {	2458	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2189	}	2460	}
2190		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2191	package cf;	2490	package cf;
2192		2491
2193	=back	2492	=back
2194		2493
2195	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	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	2501	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2204		2503
2205	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2206		2519
2207	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2521	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2537
2225	} else {	2538	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2541	}
2229	}	2542	}
2230	}	2543	}
2231		2544
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2570
2258	=item $player_object->enter_link	2571	=item $player_object->enter_link
2259		2572
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2574
2262	The player should be reasonably safe there for short amounts of time. You	2575	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.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2264		2579
2265	Will never block.	2580	Will never block.
2266		2581
2267	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2268		2583
…		…
2320	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2322		2637
2323	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2326		2641
2327	$map->load;	2642	$map->load;
2328	$map->load_neighbours;	2643	$map->load_neighbours;
2329		2644
2330	return unless $self->contr->active;	2645	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2646
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2335	}	2652	}
2336		2653
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338		2655
2339	Moves the player to the given map-path and coordinates by first freezing	2656	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	2657	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	2658	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	2659	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2660	be called at the end of this process.
2344		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2345	=cut	2665	=cut
2346		2666
2347	our $GOTOGEN;	2667	our $GOTOGEN;
2348		2668
2349	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2674
2355	$self->enter_link;	2675	$self->enter_link;
2356		2676
2357	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2358	my $map = eval {	2699	my $map = eval {
2359	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2360		2701
2361	if ($map) {	2702	if ($map) {
2362	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2364	} else {	2705	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2707	}
2367		2708
2368	$map	2709	$map
2369	};	2710	};
2370		2711
…		…
2406	}	2747	}
2407		2748
2408	sub prepare_random_map {	2749	sub prepare_random_map {
2409	my ($exit) = @_;	2750	my ($exit) = @_;
2410		2751
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2754	# that depends on the exit object
2416		2755
2417	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2758	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2424	}	2765	}
2425		2766
2426	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2427		2768
2428	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2431		2772
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2775	undef $fh;
2435	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2436		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2439	}	2784	}
2440	}	2785	}
2441		2786
2442	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2444		2789
2445	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2446		2791
2447	if ($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;	2792	$self->enter_link;
2459		2793
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 {	2794	(async {
2465	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2466	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2467	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2468		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2469	1;	2818	1
2470	}) {	2819	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2824
2476	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2493	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2495		2844
2496	utf8::encode $text;	2845	utf8::encode $text;
2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2498	}	2872	}
2499		2873
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		2875
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2506		2880
2507	=cut	2881	=cut
2508		2882
		2883	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2510	"c/identify" => {	2891	"c/identify" => {
2511	id => "identify",	2892	id => "infobox",
2512	title => "Identify",	2893	title => "Identify",
2513	reply => undef,	2894	reply => undef,
2514	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
2515	},	2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2516	);	2995	);
2517		2996
2518	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2520		2999
2521	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2522		3002
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		3004
2525	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
2527		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2528	if (ref $channel) {	3012	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	3016	$self->ext_msg (channel_info => $channel);
2533	}	3017	}
…		…
2535	$channel = $channel->{id};	3019	$channel = $channel->{id};
2536	}	3020	}
2537		3021
2538	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2539		3023
2540	if ($self->can_msg) {
2541	# default colour, mask it out	3024	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2544		3027
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3031	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		3032
2559	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2560
2561	utf8::encode $msg;
2562
2563	if (0 && $msg =~ /\[/) {
2564	# COMMAND/INFO
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}
2572	}	3034	}
2573		3035
2574	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2575		3037
2576	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2579		3041
2580	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2581	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2582		3044
2583	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2584	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2585	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2586	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3050	}
2589	}	3051	}
2590		3052
2591	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2592		3054
…		…
2596		3058
2597	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2598	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2599		3061
2600	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2601	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2602	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2603	#TODO: version 1, remove	3065	#TODO: version 1, remove
2604	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2605	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2606	}	3068	}
2607	}	3069	}
2608		3070
2609	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2610		3072
…		…
2711		3173
2712	$coro	3174	$coro
2713	}	3175	}
2714		3176
2715	cf::client->attach (	3177	cf::client->attach (
2716	on_destroy => sub {	3178	on_client_destroy => sub {
2717	my ($ns) = @_;	3179	my ($ns) = @_;
2718		3180
2719	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2720	},	3182	},
2721	);	3183	);
…		…
2737	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2738		3200
2739	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2740		3202
2741	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2742	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2743	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2744	sort time	3206	sort time
2745	));	3207	));
2746		3208
2747	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2749	=pod	3211	=pod
2750		3212
2751	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2752		3214
2753	cf::object	3215	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2756		3219
2757	cf::object::player	3220	cf::object::player
2758	player	3221	player
2759		3222
2760	cf::player	3223	cf::player
…		…
2765		3228
2766	=cut	3229	=cut
2767		3230
2768	for (	3231	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2775	) {	3238	) {
2776	no strict 'refs';	3239	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2796		3259
2797	my $qcode = $code;	3260	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2800		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2801	local $_;	3267	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;
2803		3268
2804	my $eval =	3269	my $eval =
2805	"do {\n"	3270	"do {\n"
2806	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2807	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2808	. $code	3273	. $code
2809	. "\n}"	3274	. "\n}"
2810	;	3275	;
2811		3276
		3277	if ($CFG{safe_eval}) {
2812	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2813	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2814	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2815		3286
2816	if ($@) {	3287	if ($@) {
2817	warn "$@";	3288	warn "$@";
2818	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2819	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2838	=cut	3309	=cut
2839		3310
2840	sub register_script_function {	3311	sub register_script_function {
2841	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2842		3313
2843	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2844	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2845	}	3316	}
2846		3317
2847	=back	3318	=back
2848		3319
2849	=cut	3320	=cut
…		…
2870		3341
2871	$facedata->{version} == 2	3342	$facedata->{version} == 2
2872	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2873		3344
2874	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2875	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
2876	type => FT_RSRC,	3348	type => FT_RSRC,
2877	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
2878	};	3351	};
2879	cf::cede_to_tick;	3352	cf::cede_to_tick;
2880		3353
2881	{	3354	{
2882	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2883		3356
2884	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2886	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2890		3364
2891	cf::cede_to_tick;	3365	cf::cede_to_tick;
2892	}	3366	}
2893		3367
2894	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2896	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2897	or next;	3372	or next;
		3373
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3377	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2916		3392
2917	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2918	}	3394	}
2919		3395
2920	{	3396	{
2921	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
2924		3398
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;
2930		3402
2931	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2932	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
2933
2934	my $meta = $enc->encode ({
2935	name => $name,
2936	%{ $info->{meta} || {} },
2937	});
2938
2939	$data = pack "(w/a*)*", $meta, $info->{data};
2940	} else {	3405	} else {
2941	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
2942	}	3407	}
2943		3408
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3409	cf::cede_to_tick;
2948	}	3410	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3414
2969	1	3415	1
2970	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
2971		3437
2972	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
2974		3440
2975	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
2977	}	3443	}
2978	};	3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
2979		3455
2980	sub reload_regions {	3456	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3458	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3473	}
2998		3474
2999	sub reload_archetypes {	3475	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3478	}
3008		3479
3009	sub reload_treasures {	3480	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3012	}	3483	}
3013		3484
3014	sub reload_resources {	3485	sub reload_resources {
3015	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3016		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3017	reload_regions;	3490	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3491	reload_treasures;
3022		3492
3023	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3024	}	3494	}
3025		3495
3026	sub init {
3027	reload_resources;
3028	}
3029
3030	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3500	or return;
3033		3501
3034	local $/;	3502	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3036		3504
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3506
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3044	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3045	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3046	};	3514	};
3047	warn $@ if $@;	3515	warn $@ if $@;
3048	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3049	}	3547	}
3050		3548
3051	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3052	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3562	(async {
3056	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3058	};	3566	};
3059		3567
		3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3060	reload_config;	3580	reload_config;
3061	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3062	load_extensions;	3591	load_extensions;
3063		3592
3064	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3066	}	3606	}
3067		3607
3068	#############################################################################	3608	#############################################################################
3069	# initialisation and cleanup	3609	# initialisation and cleanup
3070		3610
3071	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3072	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3081	},
3082	);	3617	};
3083	}	3618	}
3084	}	3619	}
3085		3620
3086	sub write_runtime {	3621	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3088		3623
3089	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3091		3626
3092	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3628
3094	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3095		3630
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3097	or return;	3632	or return;
3098		3633
3099	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3112		3647
3113	close $fh	3648	close $fh
3114	or return;	3649	or return;
3115		3650
3116	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3652	and return;
3118		3653
3119	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3120		3655
3121	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3122	}	3707	}
3123		3708
3124	sub emergency_save() {	3709	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3126		3711
3127	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3128		3713
3129	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3130	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3728	$pl->save;
3138	}	3729	}
3139	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3140		3731
3141	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3735	$map->valid or next;
3145	$map->save;	3736	$map->save;
3146	}	3737	}
3147	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3148		3739
3149	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3152	};	3747	};
3153		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3154	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3155	}	3755	}
3156		3756
3157	sub post_cleanup {	3757	sub post_cleanup {
3158	my ($make_core) = @_;	3758	my ($make_core) = @_;
3159		3759
3160	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
3162	}	3791	}
3163		3792
3164	sub do_reload_perl() {	3793	sub do_reload_perl() {
3165	# can/must only be called in main	3794	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3167	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3168	return;	3797	return;
3169	}	3798	}
3170		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3171	warn "reloading...";	3805	warn "reloading...";
3172		3806
3173	warn "entering sync_job";	3807	warn "entering sync_job";
3174		3808
3175	cf::sync_job {	3809	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3811	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3179		3813
3180	warn "syncing database to disk";	3814	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3816
3183	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3184		3818
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3822	}
3222		3823
3223	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3225	}	3826	%EXT_CORO = ();
3226		3827
3227	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3837	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3838
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3238	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3239	}	3848	}
3240		3849
3241	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3242	}	3865	}
3243		3866
3244	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3870
3248	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3874
3252	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3876	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3255		3878
3256	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3257		3880
3258	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3259	require cf;	3882	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3261		3884
3262	warn "loading config and database again";	3885	warn "loading config and database again";
3263	cf::reload_config;	3886	cf::reload_config;
3264		3887
3265	warn "loading extensions";	3888	warn "loading extensions";
3266	cf::load_extensions;	3889	cf::load_extensions;
3267		3890
		3891	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3274		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3275	warn "leaving sync_job";	3903	warn "leaving sync_job";
3276		3904
3277	1	3905	1
3278	} or do {	3906	} or do {
3279	warn $@;	3907	warn $@;
3280	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3909	};
3283		3910
3284	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3285	};	3917	};
3286		3918
3287	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3288		3920
3289	sub reload_perl() {	3921	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3292		3924
3293	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3927
3296	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3929	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3300	},	3931	};
3301	);	3932	};
3302	}	3933	}
3303		3934
3304	register_command "reload" => sub {	3935	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3306		3937
3307	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3942	reload_perl;
		3943	};
3310	}	3944	}
3311	};	3945	};
3312		3946
3313	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3314		3948
…		…
3316		3950
3317	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3319		3953
3320	sub wait_for_tick {	3954	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3323		3956
3324	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3959	$signal->wait;
3327	}	3960	}
3328		3961
3329	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3332		3964
3333	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3967	$signal->wait;
3336	}	3968	}
3337		3969
3338	my $min = 1e6;#d#	3970	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3350	return;	3974	return;
3351	}	3975	}
3352		3976
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3356		3978
3357	0 && sync_job {#d#	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3358	for(1..10) {
3359	my $t = Event::time;
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3361	or die;
3362		3980
3363	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3364	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3365	$map->alloc;	3983	Coro::async_pool {
3366	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
3367	my $t = Event::time - $t;	3985	write_runtime_sync
3368		3986	or warn "ERROR: unable to write runtime file: $!";
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3987	};
		3988	}
3379		3989
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	3991	$sig->send;
3396	}	3992	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	3994	$sig->send;
3399	}	3995	}
3400		3996
3401	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		3999
3412	_post_tick;	4000	if (0) {
3413		4001	if ($NEXT_TICK) {
3414		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3415	},	4006	}
3416	);	4007	}
3417		4008
3418	{	4009	{
3419	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	4011
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3429		4013	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	4014	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		4015
3445	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		4023
3448	cf::sync_job {	4024	cf::sync_job {
3449	eval {	4025	eval {
3450	BDB::db_env_open	4026	BDB::db_env_open
3451	$DB_ENV,	4027	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	4031	0666;
3456		4032
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	4034	};
3462		4035
3463	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	4037	};
3465	}	4038	}
		4039
		4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4042	};
		4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4045	};
		4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4048	};
3466	}	4049	}
3467		4050
3468	{	4051	{
		4052	# configure IO::AIO
		4053
3469	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	4057	}
3482		4058
3483	my $_log_backtrace;	4059	my $_log_backtrace;
3484		4060
3485	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3489		4065
3490	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3493	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3494	my @bt = fork_call {	4073	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3506	}	4085	}
3507		4086
3508	@funcs	4087	@funcs
3509	};	4088	};
3510		4089
3511	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	4093	--$_log_backtrace;
3514	};	4094	};
3515	} else {	4095	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	4098	}
3519	}	4099	}
3520		4100
3521	# load additional modules	4101	# load additional modules
3522	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3523		4104
3524	END { cf::emergency_save }	4105	END { cf::emergency_save }
3525		4106
3526	1	4107	1
3527		4108

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines