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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.344 by root, Mon Aug 27 02:43:38 2007 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		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;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	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	228	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.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	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	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
224	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	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,	362	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	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
277	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
279		371
280	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
281		373
282	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
283		375
284	=cut	376	=cut
285		377
286	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
287		379
288	sub lock_wait($) {	380	sub lock_wait($) {
289	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	382	}
297		383
298	sub lock_acquire($) {	384	sub lock_acquire($) {
299	my ($key) = @_;	385	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	386	}
311		387
312	sub lock_active($) {	388	sub lock_active($) {
313	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		423
339	=cut	424	=cut
340		425
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
343		429
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
346	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
347		436
348	while () {	437	while () {
349	next_job:	438	next_job:
		439
350	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	441
352	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	446	$job->[2]->send;
356	Coro::cede;	447	Coro::cede;
357	goto next_job;	448	goto next_job;
358	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	451	}
360	}	452	}
361		453
362	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	457	$signal->wait;
366	} else {	458	} else {
		459	$busy = 0;
367	Coro::schedule;	460	Coro::schedule;
368	}	461	}
369	}	462	}
370	};	463	};
371		464
372	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
373	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
374		469
375	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
376	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
377		473
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
391		487
392	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
393		489
394	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
395		491
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	495	acceptable.
400		496
401	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		503
408	sub sync_job(&) {	504	sub sync_job(&) {
409	my ($job) = @_;	505	my ($job) = @_;
410		506
411	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	508	my $time = EV::time;
413		509
414	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
416		512
417	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	514
419	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
420		516
421	my $busy = 1;	517	my $busy = 1;
422	my @res;	518	my @res;
423		519
424	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	522	@res = eval { $job->() };
426	warn $@ if $@;	523	warn $@ if $@;
427	undef $busy;	524	undef $busy;
428	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
429		526
430	while ($busy) {	527	while ($busy) {
431	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
432	}	532	}
		533	}
433		534
434	$time = Event::time - $time;	535	my $time = EV::time - $time;
435		536
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
440		538
441	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
442	} else {	540	} else {
443	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
444		542
…		…
469	=item fork_call { }, $args	567	=item fork_call { }, $args
470		568
471	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
475		573
476	=cut	574	=cut
477		575
478	sub fork_call(&@) {	576	sub fork_call(&@) {
479	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
480		578
481	# we seemingly have to make a local copy of the whole thing,	579	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	580	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	581	# TODO: investigate and fix (likely this will be rather laborious)
484		582
485	my @res = Coro::Util::fork_eval {	583	my @res = Coro::Util::fork_eval {
486	reset_signals;	584	reset_signals;
487	&$cb	585	&$cb
488	}, @args;	586	}, @args;
489		587
490	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
491	}	589	}
492		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
		616	}
		617
493	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
494		619
495	Returns a single value from the environment database.	620	Returns a single value from the environment database.
496		621
497	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
498		623
499	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
502	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
503		650
504	our $DB;	651	our $DB;
505		652
506	sub db_init {	653	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	654	cf::sync_job {
511	eval {	655	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	656	};
521	}	657	}
522		658
523	sub db_get($$) {	659	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
525		661
…		…
575	if (1) {	711	if (1) {
576	$md5 =	712	$md5 =
577	join "\x00",	713	join "\x00",
578	$processversion,	714	$processversion,
579	map {	715	map {
580	Coro::cede;	716	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	718	} 0.. $#$src;
583		719
584		720
585	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		759
624	#############################################################################	760	#############################################################################
625		761
626	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
627		763
628	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
631		767
632	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	770	Deliantra).
635		771
636	=over 4	772	=over 4
637		773
638	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
639		775
…		…
683	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
684		820
685	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
687		823
688	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
690		826
691	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
692		828
693	=over 4	829	=over 4
…		…
921	}	1057	}
922		1058
923	0	1059	0
924	}	1060	}
925		1061
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1063
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1065
930	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
931		1067
…		…
937		1073
938	=cut	1074	=cut
939		1075
940	#############################################################################	1076	#############################################################################
941	# object support	1077	# object support
942	#
943		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
944	sub _can_merge {	1112	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
946		1114
947	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1116
951	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
952	}	1119	}
953		1120
954	sub reattach {	1121	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1123	my ($obj) = @_;
957		1124
		1125	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1127
960	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
961		1129
962	@$registry = ();	1130	@$registry = ();
963		1131
…		…
978	cf::attachable->attach (	1146	cf::attachable->attach (
979	prio => -1000000,	1147	prio => -1000000,
980	on_instantiate => sub {	1148	on_instantiate => sub {
981	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
982		1150
983	$data = from_json $data;	1151	$data = decode_json $data;
984		1152
985	for (@$data) {	1153	for (@$data) {
986	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
987		1155
988	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1172	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1006		1174
1007	sync_job {	1175	sync_job {
1008	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1011		1180
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1016	close $fh;	1188	aio_close $fh;
1017		1189
1018	if (@$objs) {	1190	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1024	close $fh;	1199	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1201	}
1027	} else {	1202	} else {
1028	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1029	}	1204	}
1030		1205
1031	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1210	} else {
1033	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1034	}	1212	}
1035	} else {	1213	} else {
1036	aio_unlink $filename;	1214	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1038	}	1216	}
1039	}	1217	};
1040	}	1218	}
1041		1219
1042	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1044		1222
…		…
1056	or return;	1234	or return;
1057		1235
1058	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1238	or return;
		1239
1061	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1062	}	1242	}
1063		1243
		1244	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1066	return ($data, $av);	1248	($data, $av)
1067	}	1249	}
1068		1250
1069	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1070		1252
1071	=over 4	1253	=over 4
…		…
1125	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1126		1308
1127	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1128	}	1310	}
1129		1311
		1312	use File::Glob ();
		1313
1130	cf::player->attach (	1314	cf::player->attach (
1131	on_command => sub {	1315	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1133		1317
1134	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1135	or return;	1319	or return;
1136		1320
…		…
1166		1350
1167	cf::override;	1351	cf::override;
1168	},	1352	},
1169	);	1353	);
1170		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1171	sub load_extensions {	1368	sub load_extensions {
1172	cf::sync_job {	1369	cf::sync_job {
1173	my %todo;	1370	my %todo;
1174		1371
1175	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1391
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1394
1198	$ext{source} =	1395	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1201	. $source	1398	. $source
1202	. "\n};\n1";	1399	. "\n};\n1";
1203		1400
1204	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1205	}	1402	}
1206		1403
		1404	my $pass = 0;
1207	my %done;	1405	my %done;
1208	while (%todo) {	1406	while (%todo) {
1209	my $progress;	1407	my $progress;
1210		1408
		1409	++$pass;
		1410
		1411	ext:
1211	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1414	next ext
1214	unless exists $done{$_};	1415	unless exists $done{$_};
1215	}	1416	}
1216		1417
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1419
1219	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1224	warn $msg;	1427	} else {
1225	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1226	exit 1;	1429	push @EXTS, $v->{pkg};
1227	}	1430	$progress = 1;
1228		1431
1229	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1230	}	1434	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1435	}
1236		1436
1237	skip:	1437	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1240	}	1445	}
1241	};	1446	};
1242	}	1447	}
1243		1448
1244	#############################################################################	1449	#############################################################################
1245		1450
1246	=back	1451	=back
1247		1452
1248	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1249		1454
1250	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1251		1456
1252	=cut	1457	=cut
1253		1458
1254	package cf::player;	1459	package cf::player;
1255		1460
1256	use Coro::AIO;	1461	use Coro::AIO;
1257		1462
1258	=head3 cf::player	1463	=head3 cf::player
1259		1464
1260	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1261		1480
1262	=item cf::player::find $login	1481	=item cf::player::find $login
1263		1482
1264	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1265		1484
…		…
1284		1503
1285	sub exists($) {	1504	sub exists($) {
1286	my ($login) = @_;	1505	my ($login) = @_;
1287		1506
1288	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1290	}	1509	}
1291		1510
1292	sub find($) {	1511	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1513	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1524
1306	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1309	}	1534	}
1310	}	1535	}
1311	}	1536	}
		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
1312		1550
1313	sub save($) {	1551	sub save($) {
1314	my ($pl) = @_;	1552	my ($pl) = @_;
1315		1553
1316	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1322		1560
1323	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
1325		1563
		1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1568
1326	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1327	Coro::cede;	1570	cf::cede_to_tick;
1328	}	1571	}
1329		1572
1330	sub new($) {	1573	sub new($) {
1331	my ($login) = @_;	1574	my ($login) = @_;
1332		1575
…		…
1361	my ($pl) = @_;	1604	my ($pl) = @_;
1362		1605
1363	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1364		1607
1365	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1610
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1372		1617
1373	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1655	or return [];
1411		1656
1412	my @logins;	1657	my @logins;
1413		1658
1414	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
		1660	my $path = path $login;
		1661
		1662	# a .pst is a dead give-away for a valid player
		1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1668	}
1418		1669
1419	utf8::decode $login;	1670	utf8::decode $login;
1420	push @logins, $login;	1671	push @logins, $login;
1421	}	1672	}
1422		1673
…		…
1449	}	1700	}
1450		1701
1451	\@paths	1702	\@paths
1452	}	1703	}
1453		1704
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1706
1456	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1708
1504	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1505		1710
1506	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1507		1712
…		…
1574	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1576		1781
1577	sub generate_random_map {	1782	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1579	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1788	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1705		1913
1706	# the temporary/swap location	1914	# the temporary/swap location
1707	sub save_path {	1915	sub save_path {
1708	my ($self) = @_;	1916	my ($self) = @_;
1709		1917
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1712	}	1920	}
1713		1921
1714	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1715	sub uniq_path {	1923	sub uniq_path {
1716	my ($self) = @_;	1924	my ($self) = @_;
1717		1925
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1928	}
1730		1929
1731	sub decay_objects {	1930	sub decay_objects {
1732	my ($self) = @_;	1931	my ($self) = @_;
1733		1932
…		…
1746		1945
1747	sub load_header_from($) {	1946	sub load_header_from($) {
1748	my ($self, $path) = @_;	1947	my ($self, $path) = @_;
1749		1948
1750	utf8::encode $path;	1949	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1950	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1951	or return;
		1952
		1953	$self->_load_header ($f)
		1954	or return;
		1955
		1956	local $MAP_LOADING{$self->{path}} = $self;
		1957	$f->resolve_delayed_derefs;
1756		1958
1757	$self->{load_path} = $path;	1959	$self->{load_path} = $path;
1758		1960
1759	1	1961	1
1760	}	1962	}
…		…
1814	sub find {	2016	sub find {
1815	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1816		2018
1817	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1818		2020
		2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2023
1821	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1824	or return;	2026	or return;
1825		2027
1826	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1827		2029
…		…
1829	or return;	2031	or return;
1830		2032
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
		2037	undef $guard1;
1834	$map->reset;	2038	$map->reset;
1835	undef $guard;
1836	return find $path;	2039	return find $path;
1837	}	2040	}
1838		2041
1839	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1840	}	2043	}
1841	}	2044	}
1842		2045
1843	sub pre_load { }	2046	sub pre_load { }
1844	sub post_load { }	2047	#sub post_load { } # XS
1845		2048
1846	sub load {	2049	sub load {
1847	my ($self) = @_;	2050	my ($self) = @_;
1848		2051
1849	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
1850		2053
1851	my $path = $self->{path};	2054	my $path = $self->{path};
1852		2055
1853	{	2056	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2057	my $guard = cf::lock_acquire "map_data:$path";
1855		2058
		2059	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2060	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2061
1858	$self->in_memory (cf::MAP_LOADING);	2062	$self->in_memory (cf::MAP_LOADING);
1859		2063
1860	$self->alloc;	2064	$self->alloc;
1861		2065
1862	$self->pre_load;	2066	$self->pre_load;
1863	Coro::cede;	2067	cf::cede_to_tick;
1864		2068
		2069	my $f = new_from_file cf::object::thawer $self->{load_path};
		2070	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2071	$self->_load_objects ($f)
1866	or return;	2072	or return;
1867		2073
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1869	if delete $self->{load_original};	2075	if delete $self->{load_original};
1870		2076
1871	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2078	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2079	unless (aio_stat $uniq) {
		2080	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2081	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2082	$self->_load_objects ($f);
		2083	$f->resolve_delayed_derefs;
		2084	}
1876	}	2085	}
1877	}	2086	}
1878		2087
1879	Coro::cede;	2088	$f->resolve_delayed_derefs;
		2089
		2090	cf::cede_to_tick;
1880	# now do the right thing for maps	2091	# now do the right thing for maps
1881	$self->link_multipart_objects;	2092	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2093	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2094	unless $self->difficulty;
1884	Coro::cede;	2095	cf::cede_to_tick;
1885		2096
1886	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2098	$self->decay_objects;
1888	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1889	$self->update_buttons;	2100	$self->update_buttons;
1890	Coro::cede;	2101	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2102	$self->activate;
1894	}	2103	}
1895		2104
1896	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
1898		2107
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2109	}
1901		2110
1902	$self->post_load;	2111	$self->post_load;
1903	}	2112	}
1904		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2117	sub customise_for {
1906	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1907		2119
1908	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2121	if $self->per_player;
…		…
1962	my ($path, $origin, $load) = @_;	2174	my ($path, $origin, $load) = @_;
1963		2175
1964	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
1965		2177
1966	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2180	}
1969		2181
1970	$MAP_PREFETCH{$path} |= $load;	2182	$MAP_PREFETCH{$path} |= $load;
1971		2183
1972	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
1973	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2189	if (my $map = find $k) {
1976	$map->load if $v;	2190	$map->load if $v;
1977	}	2191	}
…		…
1987	}	2201	}
1988		2202
1989	sub save {	2203	sub save {
1990	my ($self) = @_;	2204	my ($self) = @_;
1991		2205
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2207
1994	$self->{last_save} = $cf::RUNTIME;	2208	$self->{last_save} = $cf::RUNTIME;
1995		2209
1996	return unless $self->dirty;	2210	return unless $self->dirty;
1997		2211
…		…
2003	return if $self->{deny_save};	2217	return if $self->{deny_save};
2004		2218
2005	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
2006		2220
2007	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
2009	};	2224	};
		2225
		2226	cf::get_slot 0.02;
2010		2227
2011	if ($uniq) {	2228	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2231	} else {
…		…
2020	my ($self) = @_;	2237	my ($self) = @_;
2021		2238
2022	# save first because save cedes	2239	# save first because save cedes
2023	$self->save;	2240	$self->save;
2024		2241
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2243
2027	return if $self->players;	2244	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2246	return if $self->{deny_save};
2030		2247
		2248	$self->in_memory (cf::MAP_SWAPPED);
		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2252	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2253	}
2034		2254
2035	sub reset_at {	2255	sub reset_at {
2036	my ($self) = @_;	2256	my ($self) = @_;
2037		2257
…		…
2055		2275
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2277
2058	return if $self->players;	2278	return if $self->players;
2059		2279
2060	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2061		2281
2062	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2063		2283
2064	# need to save uniques path	2284	# need to save uniques path
2065	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2289	if $uniq;
2070	}	2290	}
2071		2291
2072	delete $cf::MAP{$self->path};	2292	delete $cf::MAP{$self->path};
2073		2293
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2296	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2297
2078	$self->unlink_save;	2298	$self->unlink_save;
2079	$self->destroy;	2299	$self->destroy;
2080	}	2300	}
2081		2301
2082	my $nuke_counter = "aaaa";	2302	my $nuke_counter = "aaaa";
2083		2303
2084	sub nuke {	2304	sub nuke {
2085	my ($self) = @_;	2305	my ($self) = @_;
2086		2306
		2307	{
		2308	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2309
2087	delete $cf::MAP{$self->path};	2310	delete $cf::MAP{$self->path};
2088		2311
2089	$self->unlink_save;	2312	$self->unlink_save;
2090		2313
2091	bless $self, "cf::map";	2314	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2315	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2316	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2317	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2318	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2319
2097	$cf::MAP{$self->path} = $self;	2320	$cf::MAP{$self->path} = $self;
		2321	}
2098		2322
2099	$self->reset; # polite request, might not happen	2323	$self->reset; # polite request, might not happen
2100	}	2324	}
2101		2325
2102	=item $maps = cf::map::tmp_maps	2326	=item $maps = cf::map::tmp_maps
…		…
2144		2368
2145	sub unique_maps() {	2369	sub unique_maps() {
2146	[	2370	[
2147	map {	2371	map {
2148	utf8::decode $_;	2372	utf8::decode $_;
2149	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2150	? normalise $_	2376	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2378	]
2154	}	2379	}
2155		2380
2156	package cf;	2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
2157		2412
2158	=back	2413	=back
2159		2414
2160	=head3 cf::object	2415	=head3 cf::object
2161		2416
…		…
2165		2420
2166	=over 4	2421	=over 4
2167		2422
2168	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2169		2424
2170	Returns the inventory of the object _and_ their inventories, recursively.	2425	Returns the inventory of the object I<and> their inventories, recursively,
		2426	but I<not> the object itself.
2171		2427
2172	=cut	2428	=cut
2173		2429
2174	sub inv_recursive_;	2430	sub inv_recursive_;
2175	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2178		2434
2179	sub inv_recursive {	2435	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2181	}	2437	}
2182		2438
		2439	=item $ref = $ob->ref
		2440
		2441	Creates and returns a persistent reference to an object that can be stored as a string.
		2442
		2443	=item $ob = cf::object::deref ($refstring)
		2444
		2445	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2446	even if the object actually exists. May block.
		2447
		2448	=cut
		2449
		2450	sub deref {
		2451	my ($ref) = @_;
		2452
		2453	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2454	my ($uuid, $name) = ($1, $2);
		2455	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2456	or return;
		2457	$pl->ob->uuid eq $uuid
		2458	or return;
		2459
		2460	$pl->ob
		2461	} else {
		2462	warn "$ref: cannot resolve object reference\n";
		2463	undef
		2464	}
		2465	}
		2466
2183	package cf;	2467	package cf;
2184		2468
2185	=back	2469	=back
2186		2470
2187	=head3 cf::object::player	2471	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2477	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2196		2480
2197	=cut	2481	=cut
		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
2198		2496
2199	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2498	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2514
2217	} else {	2515	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2518	}
2221	}	2519	}
2222	}	2520	}
2223		2521
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2547
2250	=item $player_object->enter_link	2548	=item $player_object->enter_link
2251		2549
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2551
2254	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2256		2556
2257	Will never block.	2557	Will never block.
2258		2558
2259	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2260		2560
…		…
2312	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2314		2614
2315	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2318		2618
2319	$map->load;	2619	$map->load;
2320	$map->load_neighbours;	2620	$map->load_neighbours;
2321		2621
2322	return unless $self->contr->active;	2622	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2623
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2327	}	2629	}
2328		2630
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2330		2632
2331	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2637	be called at the end of this process.
2336		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
		2641
2337	=cut	2642	=cut
2338		2643
2339	our $GOTOGEN;	2644	our $GOTOGEN;
2340		2645
2341	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2651
2347	$self->enter_link;	2652	$self->enter_link;
2348		2653
2349	(async {	2654	(async {
		2655	$Coro::current->{desc} = "player::goto $path $x $y";
		2656
		2657	# *tag paths override both path and x|y
		2658	if ($path =~ /^\*(.*)$/) {
		2659	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2660	my $ob = $obs[rand @obs];
		2661
		2662	# see if we actually can go there
		2663	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2664	$ob = $obs[rand @obs];
		2665	} else {
		2666	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2667	}
		2668	# else put us there anyways for now #d#
		2669
		2670	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2671	} else {
		2672	($path, $x, $y) = (undef, undef, undef);
		2673	}
		2674	}
		2675
2350	my $map = eval {	2676	my $map = eval {
2351	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2352		2678
2353	if ($map) {	2679	if ($map) {
2354	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2356	} else {	2682	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2684	}
2359		2685
2360	$map	2686	$map
2361	};	2687	};
2362		2688
…		…
2398	}	2724	}
2399		2725
2400	sub prepare_random_map {	2726	sub prepare_random_map {
2401	my ($exit) = @_;	2727	my ($exit) = @_;
2402		2728
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2731	# that depends on the exit object
2408		2732
2409	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2735	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2416	}	2742	}
2417		2743
2418	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2419		2745
2420	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2423		2749
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2752	undef $fh;
2427	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2428		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2431	}	2761	}
2432	}	2762	}
2433		2763
2434	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2436		2766
2437	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2438		2768
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2769	$self->enter_link;
2451		2770
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2771	(async {
2457	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2458	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2459	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2460		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2461	1;	2795	1
2462	}) {	2796	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2801
2468	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2485	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2487		2821
2488	utf8::encode $text;	2822	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2490	}	2849	}
2491		2850
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2852
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2498		2857
2499	=cut	2858	=cut
2500		2859
		2860	# non-persistent channels (usually the info channel)
		2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
		2868	"c/identify" => {
		2869	id => "infobox",
		2870	title => "Identify",
		2871	reply => undef,
		2872	tooltip => "Items recently identified",
		2873	},
		2874	"c/examine" => {
		2875	id => "infobox",
		2876	title => "Examine",
		2877	reply => undef,
		2878	tooltip => "Signs and other items you examined",
		2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
		2885	},
		2886	"c/book" => {
		2887	id => "infobox",
		2888	title => "Book",
		2889	reply => undef,
		2890	tooltip => "The contents of a note or book",
		2891	},
		2892	"c/lookat" => {
		2893	id => "infobox",
		2894	title => "Look",
		2895	reply => undef,
		2896	tooltip => "What you saw there",
		2897	},
		2898	"c/who" => {
		2899	id => "infobox",
		2900	title => "Players",
		2901	reply => undef,
		2902	tooltip => "Shows players who are currently online",
		2903	},
		2904	"c/body" => {
		2905	id => "infobox",
		2906	title => "Body Parts",
		2907	reply => undef,
		2908	tooltip => "Shows which body parts you posess and are available",
		2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
		2946	"c/uptime" => {
		2947	id => "infobox",
		2948	title => "Uptime",
		2949	reply => undef,
		2950	tooltip => "How long the server has been running since last restart",
		2951	},
		2952	"c/mapinfo" => {
		2953	id => "infobox",
		2954	title => "Map Info",
		2955	reply => undef,
		2956	tooltip => "Information related to the maps",
		2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
		2972	);
		2973
2501	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2976
2504	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2505		2979
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2981
		2982	# check predefined channels, for the benefit of C
		2983	if ($CHANNEL{$channel}) {
		2984	$channel = $CHANNEL{$channel};
		2985
		2986	$self->ext_msg (channel_info => $channel);
		2987	$channel = $channel->{id};
		2988
2508	if (ref $channel) {	2989	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2993	$self->ext_msg (channel_info => $channel);
2513	}	2994	}
…		…
2515	$channel = $channel->{id};	2996	$channel = $channel->{id};
2516	}	2997	}
2517		2998
2518	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2519		3000
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3001	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2524		3004
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3008	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3009
2539	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3011	}
2553		3012
2554	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2555		3014
2556	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2559		3018
2560	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2562		3021
2563	if ($self->extcmd == 2) {	3022	if ($self->extcmd == 2) {
2564	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2565	} elsif ($self->extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2566	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2568	}	3027	}
2569	}	3028	}
2570		3029
2571	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2572		3031
…		…
2576		3035
2577	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2578	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2579		3038
2580	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2581	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2582	} elsif ($self->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2583	#TODO: version 1, remove	3042	#TODO: version 1, remove
2584	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2585	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2586	}	3045	}
2587	}	3046	}
2588		3047
2589	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2590		3049
…		…
2691		3150
2692	$coro	3151	$coro
2693	}	3152	}
2694		3153
2695	cf::client->attach (	3154	cf::client->attach (
2696	on_destroy => sub {	3155	on_client_destroy => sub {
2697	my ($ns) = @_;	3156	my ($ns) = @_;
2698		3157
2699	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2700	},	3159	},
2701	);	3160	);
…		…
2717	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2718		3177
2719	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2720		3179
2721	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
2722	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
2723	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
2724	sort time	3183	sort time
2725	));	3184	));
2726		3185
2727	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
2729	=pod	3188	=pod
2730		3189
2731	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2732		3191
2733	cf::object	3192	cf::object
2734	contr pay_amount pay_player map x y force_find force_add	3193	contr pay_amount pay_player map x y force_find force_add destroy
2735	insert remove name archname title slaying race decrease_ob_nr	3194	insert remove name archname title slaying race decrease split
		3195	value
2736		3196
2737	cf::object::player	3197	cf::object::player
2738	player	3198	player
2739		3199
2740	cf::player	3200	cf::player
…		…
2745		3205
2746	=cut	3206	=cut
2747		3207
2748	for (	3208	for (
2749	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2750	insert remove inv name archname title slaying race	3210	insert remove inv nrof name archname title slaying race
2751	decrease_ob_nr)],	3211	decrease split destroy change_exp value msg lore send_msg)],
2752	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2753	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2754	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2755	) {	3215	) {
2756	no strict 'refs';	3216	no strict 'refs';
2757	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2758	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2776		3236
2777	my $qcode = $code;	3237	my $qcode = $code;
2778	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2779	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2780		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2781	local $_;	3244	local $_;
2782	local @safe::cf::_safe_eval_args = values %vars;
2783		3245
2784	my $eval =	3246	my $eval =
2785	"do {\n"	3247	"do {\n"
2786	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2787	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2788	. $code	3250	. $code
2789	. "\n}"	3251	. "\n}"
2790	;	3252	;
2791		3253
		3254	if ($CFG{safe_eval}) {
2792	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2793	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2794	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
2795		3263
2796	if ($@) {	3264	if ($@) {
2797	warn "$@";	3265	warn "$@";
2798	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2799	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2818	=cut	3286	=cut
2819		3287
2820	sub register_script_function {	3288	sub register_script_function {
2821	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2822		3290
2823	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2824	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2825	}	3293	}
2826		3294
2827	=back	3295	=back
2828		3296
2829	=cut	3297	=cut
…		…
2831	#############################################################################	3299	#############################################################################
2832	# the server's init and main functions	3300	# the server's init and main functions
2833		3301
2834	sub load_facedata($) {	3302	sub load_facedata($) {
2835	my ($path) = @_;	3303	my ($path) = @_;
		3304
		3305	# HACK to clear player env face cache, we need some signal framework
		3306	# for this (global event?)
		3307	%ext::player_env::MUSIC_FACE_CACHE = ();
2836		3308
2837	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3309	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2838		3310
2839	warn "loading facedata from $path\n";	3311	warn "loading facedata from $path\n";
2840		3312
…		…
2846		3318
2847	$facedata->{version} == 2	3319	$facedata->{version} == 2
2848	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2849		3321
2850	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2851	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
2852	type => FT_RSRC,	3325	type => FT_RSRC,
2853	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
2854	};	3328	};
2855	cf::cede_to_tick;	3329	cf::cede_to_tick;
2856		3330
2857	{	3331	{
2858	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
2859		3333
2860	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
2861	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
2862	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
2863	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
2864	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2865	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2866		3341
2867	cf::cede_to_tick;	3342	cf::cede_to_tick;
2868	}	3343	}
2869		3344
2870	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
2871	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
2872	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
2873	or next;	3349	or next;
		3350
2874	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
2875	cf::face::set_smooth $idx, $smooth;	3352	cf::face::set_smooth $idx, $smooth;
2876	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2877	} else {	3354	} else {
2878	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2892		3369
2893	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
2894	}	3371	}
2895		3372
2896	{	3373	{
2897	# TODO: for gcfclient pleasure, we should give resources
2898	# that gcfclient doesn't grok a >10000 face index.
2899	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
2900		3375
2901	my $soundconf = delete $res->{"res/sound.conf"};
2902
2903	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
		3377	if (defined $info->{type}) {
2904	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2905	my $data;
2906		3379
2907	if ($info->{type} & 1) {	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2908	# prepend meta info	3381	cf::face::set_type $idx, $info->{type};
2909
2910	my $meta = $enc->encode ({
2911	name => $name,
2912	%{ $info->{meta} || {} },
2913	});
2914
2915	$data = pack "(w/a*)*", $meta, $info->{data};
2916	} else {	3382	} else {
2917	$data = $info->{data};	3383	$RESOURCE{$name} = $info;
2918	}	3384	}
2919		3385
2920	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2921	cf::face::set_type $idx, $info->{type};
2922
2923	cf::cede_to_tick;	3386	cf::cede_to_tick;
2924	}	3387	}
2925
2926	if ($soundconf) {
2927	$soundconf = $enc->decode (delete $soundconf->{data});
2928
2929	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2930	my $sound = $soundconf->{compat}[$_]
2931	or next;
2932
2933	my $face = cf::face::find "sound/$sound->[1]";
2934	cf::sound::set $sound->[0] => $face;
2935	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2936	}
2937
2938	while (my ($k, $v) = each %{$soundconf->{event}}) {
2939	my $face = cf::face::find "sound/$v";
2940	cf::sound::set $k => $face;
2941	}
2942	}
2943	}	3388	}
		3389
		3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2944		3391
2945	1	3392	1
2946	}	3393	}
		3394
		3395	cf::global->attach (on_resource_update => sub {
		3396	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3397	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3398
		3399	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3400	my $sound = $soundconf->{compat}[$_]
		3401	or next;
		3402
		3403	my $face = cf::face::find "sound/$sound->[1]";
		3404	cf::sound::set $sound->[0] => $face;
		3405	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3406	}
		3407
		3408	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3409	my $face = cf::face::find "sound/$v";
		3410	cf::sound::set $k => $face;
		3411	}
		3412	}
		3413	});
2947		3414
2948	register_exticmd fx_want => sub {	3415	register_exticmd fx_want => sub {
2949	my ($ns, $want) = @_;	3416	my ($ns, $want) = @_;
2950		3417
2951	while (my ($k, $v) = each %$want) {	3418	while (my ($k, $v) = each %$want) {
2952	$ns->fx_want ($k, $v);	3419	$ns->fx_want ($k, $v);
2953	}	3420	}
2954	};	3421	};
2955		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
		3432
2956	sub reload_regions {	3433	sub reload_regions {
		3434	# HACK to clear player env face cache, we need some signal framework
		3435	# for this (global event?)
		3436	%ext::player_env::MUSIC_FACE_CACHE = ();
		3437
2957	load_resource_file "$MAPDIR/regions"	3438	load_resource_file "$MAPDIR/regions"
2958	or die "unable to load regions file\n";	3439	or die "unable to load regions file\n";
2959		3440
2960	for (cf::region::list) {	3441	for (cf::region::list) {
2961	$_->{match} = qr/$_->{match}/	3442	$_->{match} = qr/$_->{match}/
…		…
2969	}	3450	}
2970		3451
2971	sub reload_archetypes {	3452	sub reload_archetypes {
2972	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
2973	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
2974	#d# NEED to laod twice to resolve forward references
2975	# this really needs to be done in an extra post-pass
2976	# (which needs to be synchronous, so solve it differently)
2977	load_resource_file "$DATADIR/archetypes"
2978	or die "unable to load archetypes\n";
2979	}	3455	}
2980		3456
2981	sub reload_treasures {	3457	sub reload_treasures {
2982	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
2983	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
2984	}	3460	}
2985		3461
2986	sub reload_resources {	3462	sub reload_resources {
2987	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
2988		3464
		3465	reload_facedata;
		3466	reload_archetypes;
2989	reload_regions;	3467	reload_regions;
2990	reload_facedata;
2991	#reload_archetypes;#d#
2992	reload_archetypes;
2993	reload_treasures;	3468	reload_treasures;
2994		3469
2995	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
2996	}	3471	}
2997		3472
2998	sub init {	3473	sub reload_config {
2999	reload_resources;	3474	warn "reloading config file...\n";
3000	}
3001		3475
3002	sub cfg_load {
3003	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
3004	or return;	3477	or return;
3005		3478
3006	local $/;	3479	local $/;
3007	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
3008		3481
3009	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3010		3483
3011	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3012	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3016	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3017	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3018	};	3491	};
3019	warn $@ if $@;	3492	warn $@ if $@;
3020	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3021	}	3524	}
3022		3525
3023	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3024	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3025	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3026	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3027	(async {	3544	(async {
3028	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
3029	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3030	};	3548	};
3031		3549
3032	cfg_load;	3550	evthread_start IO::AIO::poll_fileno;
		3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
		3557	reload_config;
3033	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
3034	load_extensions;	3568	load_extensions;
3035		3569
3036	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
3037	Event::loop;	3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
3038	}	3580	}
3039		3581
3040	#############################################################################	3582	#############################################################################
3041	# initialisation and cleanup	3583	# initialisation and cleanup
3042		3584
3043	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
3044	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
3045	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
3046	Event->signal (	3589	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3047	reentrant => 0,
3048	data => WF_AUTOCANCEL,
3049	signal => $signal,
3050	prio => 0,
3051	cb => sub {
3052	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
3053	},
3054	);	3591	};
3055	}	3592	}
3056	}	3593	}
3057		3594
3058	sub write_runtime {	3595	sub write_runtime_sync {
3059	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = EV::time;
3060		3597
3061	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3062	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3063		3600
3064	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3065		3602
3066	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3067		3604
3068	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3069	or return;	3606	or return;
3070		3607
3071	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3072	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3073	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3083	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3084		3621
3085	close $fh	3622	close $fh
3086	or return;	3623	or return;
3087		3624
3088	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3089	and return;	3626	and return;
3090		3627
3091	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3092		3629
3093	1	3630	1
		3631	}
		3632
		3633	our $uuid_lock;
		3634	our $uuid_skip;
		3635
		3636	sub write_uuid_sync($) {
		3637	$uuid_skip ||= $_[0];
		3638
		3639	return if $uuid_lock;
		3640	local $uuid_lock = 1;
		3641
		3642	my $uuid = "$LOCALDIR/uuid";
		3643
		3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3645	or return;
		3646
		3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
		3655	$uuid_skip = 0;
		3656
		3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3658	and return;
		3659
		3660	# always fsync - this file is important
		3661	aio_fsync $fh
		3662	and return;
		3663
		3664	close $fh
		3665	or return;
		3666
		3667	aio_rename "$uuid~", $uuid
		3668	and return;
		3669
		3670	warn "uuid file written ($value).\n";
		3671
		3672	1
		3673
		3674	}
		3675
		3676	sub write_uuid($$) {
		3677	my ($skip, $sync) = @_;
		3678
		3679	$sync ? write_uuid_sync $skip
		3680	: async { write_uuid_sync $skip };
3094	}	3681	}
3095		3682
3096	sub emergency_save() {	3683	sub emergency_save() {
3097	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3098		3685
3099	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3100		3687
3101	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3102	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3103	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3104	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3105	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3106	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3107	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3108	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3109	$pl->save;	3702	$pl->save;
3110	}	3703	}
3111	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3112		3705
3113	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3114	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3115	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3116	$map->valid or next;	3709	$map->valid or next;
3117	$map->save;	3710	$map->save;
3118	}	3711	}
3119	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3120		3713
3121	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3123	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
		3717
		3718	warn "emergency_perl_save: begin write uuid\n";
		3719	write_uuid_sync 1;
		3720	warn "emergency_perl_save: end write uuid\n";
3124	};	3721	};
3125		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3126	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3127	}	3729	}
3128		3730
3129	sub post_cleanup {	3731	sub post_cleanup {
3130	my ($make_core) = @_;	3732	my ($make_core) = @_;
3131		3733
3132	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3133	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3134	}	3765	}
3135		3766
3136	sub do_reload_perl() {	3767	sub do_reload_perl() {
3137	# can/must only be called in main	3768	# can/must only be called in main
3138	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3139	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3140	return;	3771	return;
3141	}	3772	}
3142		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = EV::time;
		3777
		3778	while ($RELOAD) {
3143	warn "reloading...";	3779	warn "reloading...";
3144		3780
3145	warn "entering sync_job";	3781	warn "entering sync_job";
3146		3782
3147	cf::sync_job {	3783	cf::sync_job {
3148	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3149	cf::emergency_save;	3785	cf::emergency_save;
3150	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3151		3787
3152	warn "syncing database to disk";	3788	warn "syncing database to disk";
3153	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3154		3790
3155	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3156		3792
3157	warn "cancelling all WF_AUTOCANCEL watchers";
3158	for (Event::all_watchers) {
3159	$_->cancel if $_->data & WF_AUTOCANCEL;
3160	}
3161
3162	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3163	for (;;) {
3164	BDB::flush;
3165	IO::AIO::flush;
3166	Coro::cede;
3167	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3168	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3169	}
3170
3171	++$RELOAD;
3172
3173	warn "cancelling all extension coros";
3174	$_->cancel for values %EXT_CORO;
3175	%EXT_CORO = ();
3176
3177	warn "removing commands";
3178	%COMMAND = ();
3179
3180	warn "removing ext/exti commands";
3181	%EXTCMD = ();
3182	%EXTICMD = ();
3183
3184	warn "unloading/nuking all extensions";
3185	for my $pkg (@EXTS) {
3186	warn "... unloading $pkg";
3187
3188	if (my $cb = $pkg->can ("unload")) {
3189	eval {
3190	$cb->($pkg);
3191	1
3192	} or warn "$pkg unloaded, but with errors: $@";
3193	}	3796	}
3194		3797
3195	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3196	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3197	}	3800	%EXT_CORO = ();
3198		3801
3199	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3200	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3201	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3202		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3203	warn "... unloading $k";	3811	warn "... unloading $pkg";
3204	delete $INC{$k};
3205		3812
3206	$k =~ s/\.pm$//;
3207	$k =~ s/\//::/g;
3208
3209	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3210	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3211	}	3822	}
3212		3823
3213	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3214	}	3839	}
3215		3840
3216	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3217	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3218	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3219		3844
3220	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3221	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3222	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3223		3848
3224	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3225	# and global variables created in xs	3850	# and global variables created in xs
3226	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3227		3852
3228	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3229		3854
3230	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3231	require cf;	3856	require cf;
3232	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3233		3858
3234	warn "loading config and database again";	3859	warn "loading config and database again";
3235	cf::cfg_load;	3860	cf::reload_config;
3236		3861
3237	warn "loading extensions";	3862	warn "loading extensions";
3238	cf::load_extensions;	3863	cf::load_extensions;
3239		3864
		3865	if ($REATTACH_ON_RELOAD) {
3240	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3241	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3242	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3243	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3244	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3245	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3246		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3247	warn "leaving sync_job";	3877	warn "leaving sync_job";
3248		3878
3249	1	3879	1
3250	} or do {	3880	} or do {
3251	warn $@;	3881	warn $@;
3252	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3253	exit 1;
3254	};	3883	};
3255		3884
3256	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = EV::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3257	};	3891	};
3258		3892
3259	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3260		3894
3261	sub reload_perl() {	3895	sub reload_perl() {
3262	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3263	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3264		3898
3265	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3266	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3267	after => 0,	3901
3268	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3269	cb => sub {
3270	do_reload_perl;	3903	do_reload_perl;
3271	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3272	},	3905	};
3273	);	3906	};
3274	}	3907	}
3275		3908
3276	register_command "reload" => sub {	3909	register_command "reload" => sub {
3277	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3278		3911
3279	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3280	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3281	async { reload_perl };	3916	reload_perl;
		3917	};
3282	}	3918	}
3283	};	3919	};
3284		3920
3285	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3286		3922
…		…
3288		3924
3289	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3290	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3291		3927
3292	sub wait_for_tick {	3928	sub wait_for_tick {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3295		3930
3296	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3298	$signal->wait;	3933	$signal->wait;
3299	}	3934	}
3300		3935
3301	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3302	return unless $TICK_WATCHER->is_active;
3303	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3304		3938
3305	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3306	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3307	$signal->wait;	3941	$signal->wait;
3308	}	3942	}
3309		3943
3310	my $min = 1e6;#d#	3944	sub tick {
3311	my $avg = 10;
3312	$TICK_WATCHER = Event->timer (
3313	reentrant => 0,
3314	parked => 1,
3315	prio => 0,
3316	at => $NEXT_TICK || $TICK,
3317	data => WF_AUTOCANCEL,
3318	cb => sub {
3319	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3320	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3321	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3322	return;	3948	return;
3323	}	3949	}
3324		3950
3325	$NOW = $tick_start = Event::time;
3326
3327	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3328		3952
3329	0 && sync_job {#d#	3953	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3330	for(1..10) {
3331	my $t = Event::time;
3332	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3333	or die;
3334		3954
3335	$map->width (50);	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	$map->height (50);	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	$map->alloc;	3957	Coro::async_pool {
3338	$map->_load_objects ("/tmp/x.map", 1);	3958	$Coro::current->{desc} = "runtime saver";
3339	my $t = Event::time - $t;	3959	write_runtime_sync
3340		3960	or warn "ERROR: unable to write runtime file: $!";
3341	#next unless $t < 0.0013;#d#
3342	if ($t < $min) {
3343	$min = $t;
3344	}
3345	$avg = $avg * 0.99 + $t * 0.01;
3346	}
3347	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3348	exit 0;
3349	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3350	};	3961	};
		3962	}
3351		3963
3352	$RUNTIME += $TICK;
3353	$NEXT_TICK += $TICK;
3354
3355	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3356	$NEXT_RUNTIME_WRITE = $NOW + 10;
3357	Coro::async_pool {
3358	write_runtime
3359	or warn "ERROR: unable to write runtime file: $!";
3360	};
3361	}
3362
3363	# my $AFTER = Event::time;
3364	# warn $AFTER - $NOW;#d#
3365
3366	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3367	$sig->send;	3965	$sig->send;
3368	}	3966	}
3369	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3370	$sig->send;	3968	$sig->send;
3371	}	3969	}
3372		3970
3373	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3374
3375	# if we are delayed by four ticks or more, skip them all
3376	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3377
3378	$TICK_WATCHER->at ($NEXT_TICK);
3379	$TICK_WATCHER->start;
3380
3381	$LOAD = ($NOW - $tick_start) / $TICK;
3382	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3383		3973
3384	_post_tick;	3974	if (0) {
3385		3975	if ($NEXT_TICK) {
3386		3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
3387	},	3980	}
3388	);	3981	}
3389		3982
3390	{	3983	{
3391	BDB::max_poll_time $TICK * 0.1;	3984	# configure BDB
3392	$BDB_POLL_WATCHER = Event->io (	3985
3393	reentrant => 0,
3394	fd => BDB::poll_fileno,
3395	poll => 'r',
3396	prio => 0,
3397	data => WF_AUTOCANCEL,
3398	cb => \&BDB::poll_cb,
3399	);
3400	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3401		3987	BDB::max_poll_reqs $TICK * 0.1;
3402	BDB::set_sync_prepare {	3988	$AnyEvent::BDB::WATCHER->priority (1);
3403	my $status;
3404	my $current = $Coro::current;
3405	(
3406	sub {
3407	$status = $!;
3408	$current->ready; undef $current;
3409	},
3410	sub {
3411	Coro::schedule while defined $current;
3412	$! = $status;
3413	},
3414	)
3415	};
3416		3989
3417	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3418	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
		3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3419		3997
3420	cf::sync_job {	3998	cf::sync_job {
3421	eval {	3999	eval {
3422	BDB::db_env_open	4000	BDB::db_env_open
3423	$DB_ENV,	4001	$DB_ENV,
…		…
3425	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3426	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3427	0666;	4005	0666;
3428		4006
3429	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3430
3431	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3432	$DB_ENV->set_lk_detect;
3433	};	4008	};
3434		4009
3435	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3436	};	4011	};
3437	}	4012	}
		4013
		4014	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4015	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4016	};
		4017	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4018	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4019	};
		4020	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4021	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4022	};
3438	}	4023	}
3439		4024
3440	{	4025	{
		4026	# configure IO::AIO
		4027
3441	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3442
3443	undef $Coro::AIO::WATCHER;
3444	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3445	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3446	reentrant => 0,
3447	data => WF_AUTOCANCEL,
3448	fd => IO::AIO::poll_fileno,
3449	poll => 'r',
3450	prio => 6,
3451	cb => \&IO::AIO::poll_cb,
3452	);
3453	}	4031	}
3454		4032
3455	my $_log_backtrace;	4033	my $_log_backtrace;
3456		4034
3457	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3460	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3461		4039
3462	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3463	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3464	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3465	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3466	my @bt = fork_call {	4047	my @bt = fork_call {
3467	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3468	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3469	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4050	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3470	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3478	}	4059	}
3479		4060
3480	@funcs	4061	@funcs
3481	};	4062	};
3482		4063
3483	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3484	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3485	--$_log_backtrace;	4067	--$_log_backtrace;
3486	};	4068	};
3487	} else {	4069	} else {
3488	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3489	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3490	}	4072	}
3491	}	4073	}
3492		4074
3493	# load additional modules	4075	# load additional modules
3494	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3495		4078
3496	END { cf::emergency_save }	4079	END { cf::emergency_save }
3497		4080
3498	1	4081	1
3499		4082

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