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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 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 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	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	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	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	238	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.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	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	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	258	my $msg = join "", @_;
186		259
187	$msg .= "\n"	260	$msg .= "\n"
188	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
189		262
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		264
192	utf8::encode $msg;
193	LOG llevError, $msg;	265	LOG llevError, $msg;
194	};	266	};
195	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
196		281
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	292	for my $pkg (qw(
208	cf::global cf::attachable	293	cf::global cf::attachable
209	cf::object cf::object::player	294	cf::object cf::object::player
210	cf::client cf::player	295	cf::client cf::player
211	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
212	cf::map cf::party cf::region	298	cf::party cf::region
213	)) {	299	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	301	}
217		302
218	$Event::DIED = sub {	303	$EV::DIED = sub {
219	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
220	};	305	};
221		306
222	#############################################################################	307	#############################################################################
223		308
224	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	332	$d
248	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
249	}	334	}
250		335
251	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
252		337
253	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
254		339
255	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
256		341
257	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
258		343
259	=cut	344	=cut
260		345
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		347
263	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
265		364
266	=item cf::lock_wait $string	365	=item cf::lock_wait $string
267		366
268	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
269		368
270	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
271		370
272	Wait until the given lock is available and then acquires it and returns	371	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,	372	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	373	for example when the coroutine gets canceled), the lock is automatically
275	returned.	374	returned.
276		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
277	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
279		381
280	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
281		383
282	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
283		385
284	=cut	386	=cut
285		387
286	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
287		389
288	sub lock_wait($) {	390	sub lock_wait($) {
289	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	392	}
297		393
298	sub lock_acquire($) {	394	sub lock_acquire($) {
299	my ($key) = @_;	395	$LOCKS->guard ($_[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	}	396	}
311		397
312	sub lock_active($) {	398	sub lock_active($) {
313	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	400	}
317		401
318	sub freeze_mainloop {	402	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
320		404
321	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	406	}
323	};	407
324	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
325	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
326	}	421	}
327		422
328	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
329		424
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		433
339	=cut	434	=cut
340		435
341	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
343		439
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
346	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
347		446
348	while () {	447	while () {
349	next_job:	448	next_job:
		449
350	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	451
352	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	456	$job->[2]->send;
356	Coro::cede;	457	Coro::cede;
357	goto next_job;	458	goto next_job;
358	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	461	}
360	}	462	}
361		463
362	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	467	$signal->wait;
366	} else {	468	} else {
		469	$busy = 0;
367	Coro::schedule;	470	Coro::schedule;
368	}	471	}
369	}	472	}
370	};	473	};
371		474
372	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
373	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
374		479
375	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
376	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
377		483
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
391		497
392	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
393		499
394	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
395		501
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	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	503	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	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	505	acceptable.
400		506
401	If it must be done, put the blocking parts into C<sync_job>. This will run	507	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	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		513
408	sub sync_job(&) {	514	sub sync_job(&) {
409	my ($job) = @_;	515	my ($job) = @_;
410		516
411	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	518	my $time = AE::time;
413		519
414	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
416		522
417	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	524
419	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
420		526
421	my $busy = 1;	527	my $busy = 1;
422	my @res;	528	my @res;
423		529
424	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	532	@res = eval { $job->() };
426	warn $@ if $@;	533	warn $@ if $@;
427	undef $busy;	534	undef $busy;
428	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
429		536
430	while ($busy) {	537	while ($busy) {
431	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
432	}	542	}
		543	}
433		544
434	$time = Event::time - $time;	545	my $time = AE::time - $time;
435		546
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	547	$TICK_START += $time; # do not account sync jobs to server load
440		548
441	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
442	} else {	550	} else {
443	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
444		552
…		…
469	=item fork_call { }, $args	577	=item fork_call { }, $args
470		578
471	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
475		583
476	=cut	584	=cut
477		585
478	sub fork_call(&@) {	586	sub fork_call(&@) {
479	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
480		588
481	# we seemingly have to make a local copy of the whole thing,	589	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	590	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	591	# TODO: investigate and fix (likely this will be rather laborious)
484		592
485	my @res = Coro::Util::fork_eval {	593	my @res = Coro::Util::fork_eval {
486	reset_signals;	594	reset_signals;
487	&$cb	595	&$cb
488	}, @args;	596	}, @args;
489		597
490	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
491	}	599	}
492		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
		637	}
		638
493	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
494		640
495	Returns a single value from the environment database.	641	Returns a single value from the environment database.
496		642
497	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
498		644
499	Stores the given C<$value> in the family. It can currently store binary	645	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).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
502	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
503		671
504	our $DB;	672	our $DB;
505		673
506	sub db_init {	674	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	675	cf::sync_job {
511	eval {	676	$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	}	677	};
521	}	678	}
522		679
523	sub db_get($$) {	680	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
525		682
…		…
575	if (1) {	732	if (1) {
576	$md5 =	733	$md5 =
577	join "\x00",	734	join "\x00",
578	$processversion,	735	$processversion,
579	map {	736	map {
580	Coro::cede;	737	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	739	} 0.. $#$src;
583		740
584		741
585	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		780
624	#############################################################################	781	#############################################################################
625		782
626	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
627		784
628	Many objects in crossfire are so-called attachable objects. That means you can	785	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")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
631		788
632	In the following description, CLASS can be any of C<global>, C<object>	789	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	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	791	Deliantra).
635		792
636	=over 4	793	=over 4
637		794
638	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
639		796
…		…
683	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
684		841
685	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
687		844
688	Some classes such as crossfire maps and objects can specify attachments	845	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.	846	that are attached at load/instantiate time, thus the need for a name.
690		847
691	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
692		849
693	=over 4	850	=over 4
…		…
921	}	1078	}
922		1079
923	0	1080	0
924	}	1081	}
925		1082
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1084
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1086
930	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
931		1088
…		…
937		1094
938	=cut	1095	=cut
939		1096
940	#############################################################################	1097	#############################################################################
941	# object support	1098	# object support
942	#
943		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
944	sub _can_merge {	1133	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1134	my ($ob1, $ob2) = @_;
946		1135
947	local $Storable::canonical = 1;	1136	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1137
951	$fob1 eq $fob2	1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
952	}	1140	}
953		1141
954	sub reattach {	1142	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1144	my ($obj) = @_;
957		1145
		1146	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1148
960	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
961		1150
962	@$registry = ();	1151	@$registry = ();
963		1152
…		…
978	cf::attachable->attach (	1167	cf::attachable->attach (
979	prio => -1000000,	1168	prio => -1000000,
980	on_instantiate => sub {	1169	on_instantiate => sub {
981	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
982		1171
983	$data = from_json $data;	1172	$data = decode_json $data;
984		1173
985	for (@$data) {	1174	for (@$data) {
986	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
987		1176
988	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1193	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
1006		1195
1007	sync_job {	1196	sync_job {
1008	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1011		1202
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
1016	close $fh;	1210	aio_close $fh;
1017		1211
1018	if (@$objs) {	1212	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
1024	close $fh;	1221	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1223	}
1027	} else {	1224	} else {
1028	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1029	}	1226	}
1030		1227
1031	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1232	} else {
1033	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1034	}	1234	}
1035	} else {	1235	} else {
1036	aio_unlink $filename;	1236	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1038	}	1238	}
1039	}	1239	};
1040	}	1240	}
1041		1241
1042	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1044		1244
…		…
1056	or return;	1256	or return;
1057		1257
1058	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1260	or return;
		1261
1061	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1062	}	1264	}
1063		1265
		1266	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1066	return ($data, $av);	1271	($data, $av)
1067	}	1272	}
1068		1273
1069	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1070		1275
1071	=over 4	1276	=over 4
…		…
1125	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1126		1331
1127	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1128	}	1333	}
1129		1334
		1335	use File::Glob ();
		1336
1130	cf::player->attach (	1337	cf::player->attach (
1131	on_command => sub {	1338	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1133		1340
1134	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1135	or return;	1342	or return;
1136		1343
…		…
1149	my ($type, $reply, @payload) =	1356	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1357	"ARRAY" eq ref $msg
1151	? @$msg	1358	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1360
		1361	my @reply;
		1362
1154	if (my $cb = $EXTCMD{$type}) {	1363	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1364	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1160	} else {	1370	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1372	}
1163		1373
1164	cf::override;	1374	cf::override;
1165	},	1375	},
1166	);	1376	);
		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
1167		1390
1168	sub load_extensions {	1391	sub load_extensions {
1169	cf::sync_job {	1392	cf::sync_job {
1170	my %todo;	1393	my %todo;
1171		1394
…		…
1191		1414
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1417
1195	$ext{source} =	1418	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1198	. $source	1421	. $source
1199	. "\n};\n1";	1422	. "\n};\n1";
1200		1423
1201	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1202	}	1425	}
1203		1426
		1427	my $pass = 0;
1204	my %done;	1428	my %done;
1205	while (%todo) {	1429	while (%todo) {
1206	my $progress;	1430	my $progress;
1207		1431
		1432	++$pass;
		1433
		1434	ext:
1208	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1437	next ext
1211	unless exists $done{$_};	1438	unless exists $done{$_};
1212	}	1439	}
1213		1440
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1442
1216	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1221	warn $msg;	1450
1222	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1452	delete $todo{$k};
1224	}	1453	} else {
1225		1454	$done{$k} = delete $todo{$k};
1226	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1227	}	1460	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1461	}
1233		1462
1234	skip:	1463	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1237	}	1471	}
1238	};	1472	};
1239	}	1473	}
1240		1474
1241	#############################################################################	1475	#############################################################################
1242		1476
1243	=back	1477	=back
1244		1478
1245	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1246		1480
1247	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1248		1482
1249	=cut	1483	=cut
1250		1484
1251	package cf::player;	1485	package cf::player;
1252		1486
1253	use Coro::AIO;	1487	use Coro::AIO;
1254		1488
1255	=head3 cf::player	1489	=head3 cf::player
1256		1490
1257	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1258		1506
1259	=item cf::player::find $login	1507	=item cf::player::find $login
1260		1508
1261	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1262		1510
…		…
1281		1529
1282	sub exists($) {	1530	sub exists($) {
1283	my ($login) = @_;	1531	my ($login) = @_;
1284		1532
1285	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1287	}	1535	}
1288		1536
1289	sub find($) {	1537	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1539	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1550
1303	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1306	}	1560	}
1307	}	1561	}
1308	}	1562	}
		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
1309		1576
1310	sub save($) {	1577	sub save($) {
1311	my ($pl) = @_;	1578	my ($pl) = @_;
1312		1579
1313	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1319		1586
1320	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1322		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1594
1323	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1324	Coro::cede;	1596	cf::cede_to_tick;
1325	}	1597	}
1326		1598
1327	sub new($) {	1599	sub new($) {
1328	my ($login) = @_;	1600	my ($login) = @_;
1329		1601
…		…
1358	my ($pl) = @_;	1630	my ($pl) = @_;
1359		1631
1360	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1361		1633
1362	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1636
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1369		1642
1370	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1680	or return [];
1408		1681
1409	my @logins;	1682	my @logins;
1410		1683
1411	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1415		1694
1416	utf8::decode $login;	1695	utf8::decode $login;
1417	push @logins, $login;	1696	push @logins, $login;
1418	}	1697	}
1419		1698
1420	\@logins	1699	\@logins
1421	}	1700	}
1422		1701
1423	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1424		1705
1425	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1426	player. May block.	1707	player. May block.
1427		1708
1428	=cut	1709	=cut
…		…
1446	}	1727	}
1447		1728
1448	\@paths	1729	\@paths
1449	}	1730	}
1450		1731
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1733
1453	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1735
1501	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1502		1737
1503	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1504		1739
…		…
1536		1771
1537	=cut	1772	=cut
1538		1773
1539	sub find_by_path($) {	1774	sub find_by_path($) {
1540	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1541		1778
1542	my ($match, $specificity);	1779	my ($match, $specificity);
1543		1780
1544	for my $region (list) {	1781	for my $region (list) {
1545	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1571	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1573		1810
1574	sub generate_random_map {	1811	sub generate_random_map {
1575	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1576	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1817	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1582	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1583	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1606		1846
1607	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1608	}	1848	}
1609		1849
1610	# also paths starting with '/'	1850	# also paths starting with '/'
1611	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1612		1852
1613	sub thawer_merge {	1853	sub thawer_merge {
1614	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1615		1855
1616	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1702		1942
1703	# the temporary/swap location	1943	# the temporary/swap location
1704	sub save_path {	1944	sub save_path {
1705	my ($self) = @_;	1945	my ($self) = @_;
1706		1946
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1709	}	1949	}
1710		1950
1711	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1712	sub uniq_path {	1952	sub uniq_path {
1713	my ($self) = @_;	1953	my ($self) = @_;
1714		1954
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1957	}
1727		1958
1728	sub decay_objects {	1959	sub decay_objects {
1729	my ($self) = @_;	1960	my ($self) = @_;
1730		1961
…		…
1743		1974
1744	sub load_header_from($) {	1975	sub load_header_from($) {
1745	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1746		1977
1747	utf8::encode $path;	1978	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1753		1987
1754	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1755		1989
1756	1	1990	1
1757	}	1991	}
…		…
1811	sub find {	2045	sub find {
1812	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1813		2047
1814	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1815		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1817		2052
1818	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1821	or return;	2055	or return;
1822		2056
1823	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1824		2058
…		…
1826	or return;	2060	or return;
1827		2061
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1831	$map->reset;	2067	$map->reset;
1832	undef $guard;
1833	return find $path;	2068	return find $path;
1834	}	2069	}
1835		2070
1836	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1837	}	2072	}
1838	}	2073	}
1839		2074
1840	sub pre_load { }	2075	sub pre_load { }
1841	sub post_load { }	2076	#sub post_load { } # XS
1842		2077
1843	sub load {	2078	sub load {
1844	my ($self) = @_;	2079	my ($self) = @_;
1845		2080
1846	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1847		2082
1848	my $path = $self->{path};	2083	my $path = $self->{path};
1849		2084
1850	{	2085	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1852		2087
		2088	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2090
1855	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1856		2092
1857	$self->alloc;	2093	$self->alloc;
1858		2094
1859	$self->pre_load;	2095	$self->pre_load;
1860	Coro::cede;	2096	cf::cede_to_tick;
1861		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1863	or return;	2101	or return;
1864		2102
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1866	if delete $self->{load_original};	2104	if delete $self->{load_original};
1867		2105
1868	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2107	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2110	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1873	}	2114	}
1874	}	2115	}
1875		2116
1876	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1877	# now do the right thing for maps	2120	# now do the right thing for maps
1878	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2123	unless $self->difficulty;
1881	Coro::cede;	2124	cf::cede_to_tick;
1882		2125
1883	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2127	$self->decay_objects;
1885	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1886	$self->update_buttons;	2129	$self->update_buttons;
1887	Coro::cede;	2130	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2131	$self->activate;
1891	}	2132	}
1892		2133
1893	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
1895		2136
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2138	}
1898		2139
1899	$self->post_load;	2140	$self->post_load;
1900	}	2141	}
1901		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1902	sub customise_for {	2146	sub customise_for {
1903	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1904		2148
1905	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1906	if $self->per_player;	2150	if $self->per_player;
…		…
1922	or next;	2166	or next;
1923	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1924	or next;	2168	or next;
1925	$neigh->load;	2169	$neigh->load;
1926		2170
		2171	# now find the diagonal neighbours
1927	push @neigh,	2172	push @neigh,
1928	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1929	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1930	}	2175	}
1931		2176
…		…
1944	}	2189	}
1945		2190
1946	sub do_load_sync {	2191	sub do_load_sync {
1947	my ($map) = @_;	2192	my ($map) = @_;
1948		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1949	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1950	}	2198	}
1951		2199
1952	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1954		2202
1955	sub find_async {	2203	sub find_async {
1956	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1957		2205
1958	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1959		2207
1960	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2210	}
1963		2211
1964	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1965	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1966	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2219	if (my $map = find $k) {
1969	$map->load;	2220	$map->load if $v;
1970	}	2221	}
1971		2222
1972	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1973	}	2224	}
1974	}	2225	}
1975	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1976	};	2227	};
1977	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1978		2229
1979	()	2230	()
1980	}	2231	}
1981		2232
		2233	# common code, used by both ->save and ->swapout
1982	sub save {	2234	sub _save {
1983	my ($self) = @_;	2235	my ($self) = @_;
1984
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;
1986		2236
1987	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1988		2238
1989	return unless $self->dirty;	2239	return unless $self->dirty;
1990		2240
…		…
1996	return if $self->{deny_save};	2246	return if $self->{deny_save};
1997		2247
1998	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1999		2249
2000	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2002	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2003		2256
2004	if ($uniq) {	2257	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2260	} else {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2009	}	2262	}
2010	}	2263	}
2011		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2012	sub swap_out {	2273	sub swap_out {
2013	my ($self) = @_;	2274	my ($self) = @_;
2014		2275
2015	# save first because save cedes
2016	$self->save;
2017
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2020	return if $self->players;	2280	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;
2022	return if $self->{deny_save};
2023		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
2024	$self->clear;	2291	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2292	}
2027		2293
2028	sub reset_at {	2294	sub reset_at {
2029	my ($self) = @_;	2295	my ($self) = @_;
2030		2296
…		…
2048		2314
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2316
2051	return if $self->players;	2317	return if $self->players;
2052		2318
2053	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2054		2320
2055	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2056		2322
2057	# need to save uniques path	2323	# need to save uniques path
2058	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2062	if $uniq;	2328	if $uniq;
2063	}	2329	}
2064		2330
2065	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2066		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2335	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2336
2071	$self->unlink_save;	2337	$self->unlink_save;
2072	$self->destroy;	2338	$self->destroy;
2073	}	2339	}
2074		2340
2075	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2076		2342
2077	sub nuke {	2343	sub nuke {
2078	my ($self) = @_;	2344	my ($self) = @_;
2079		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2080	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2081		2350
2082	$self->unlink_save;	2351	$self->unlink_save;
2083		2352
2084	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2085	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2358
2090	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2091		2361
2092	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2093	}	2363	}
2094		2364
2095	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2137		2407
2138	sub unique_maps() {	2408	sub unique_maps() {
2139	[	2409	[
2140	map {	2410	map {
2141	utf8::decode $_;	2411	utf8::decode $_;
2142	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2143	? normalise $_	2415	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2417	]
2147	}	2418	}
2148		2419
2149	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2150		2451
2151	=back	2452	=back
2152		2453
2153	=head3 cf::object	2454	=head3 cf::object
2154		2455
…		…
2158		2459
2159	=over 4	2460	=over 4
2160		2461
2161	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2162		2463
2163	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2164		2466
2165	=cut	2467	=cut
2166		2468
2167	sub inv_recursive_;	2469	sub inv_recursive_;
2168	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2171		2473
2172	sub inv_recursive {	2474	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2174	}	2476	}
2175		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2176	package cf;	2506	package cf;
2177		2507
2178	=back	2508	=back
2179		2509
2180	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2188	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2189		2519
2190	=cut	2520	=cut
		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
2191		2535
2192	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2537	# with dialog boxes.
2194	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2195	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2553
2210	} else {	2554	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2557	}
2214	}	2558	}
2215	}	2559	}
2216		2560
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2586
2243	=item $player_object->enter_link	2587	=item $player_object->enter_link
2244		2588
2245	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2246		2590
2247	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2248	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2249		2595
2250	Will never block.	2596	Will never block.
2251		2597
2252	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2253		2599
…		…
2273	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2274	my ($self) = @_;	2620	my ($self) = @_;
2275		2621
2276	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2277		2623
		2624	++$self->{_link_recursion};
		2625
2278	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2279		2627
2280	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2281	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2282		2630
2283	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2284	}	2632	}
2285		2633
2286	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2287	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2288		2636
…		…
2305	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2306	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2307		2655
2308	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2309	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2310	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2311		2659
2312	$map->load;	2660	$map->load;
2313	$map->load_neighbours;	2661	$map->load_neighbours;
2314		2662
2315	return unless $self->contr->active;	2663	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2664
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2320	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2321		2672
		2673	}
		2674
2322	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2323		2676
2324	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2325	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2326	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2327	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2681	be called at the end of this process.
2329		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2330	=cut	2686	=cut
2331		2687
2332	our $GOTOGEN;	2688	our $GOTOGEN;
2333		2689
2334	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2335	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2336		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
		2698
2337	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2701
2340	$self->enter_link;	2702	$self->enter_link;
2341		2703
2342	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2343	my $map = eval {	2726	my $map = eval {
2344	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2345		2728
2346	if ($map) {	2729	if ($map) {
2347	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2349	} else {	2732	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2734	}
2352		2735
2353	$map	2736	$map
2354	};	2737	};
2355		2738
…		…
2361	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2362	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2363	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2364	}	2747	}
2365		2748
2366	$done->() if $done;	2749	$done->($self) if $done;
2367	})->prio (1);	2750	})->prio (1);
2368	}	2751	}
2369		2752
2370	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2371		2754
…		…
2391	}	2774	}
2392		2775
2393	sub prepare_random_map {	2776	sub prepare_random_map {
2394	my ($exit) = @_;	2777	my ($exit) = @_;
2395		2778
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2781	# that depends on the exit object
2401		2782
2402	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2785	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2409	}	2792	}
2410		2793
2411	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2412		2795
2413	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2416		2799
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2802	undef $fh;
2420	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2421		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2424	}	2811	}
2425	}	2812	}
2426		2813
2427	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2429		2816
2430	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2431		2818
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2819	$self->enter_link;
2444		2820
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2821	(async {
2450	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2451	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2452	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2453		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2454	1;	2845	1
2455	}) {	2846	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2458	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2851
2461	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2478	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2479	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2480		2871
2481	utf8::encode $text;	2872	utf8::encode $text;
2482	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2483	}	2899	}
2484		2900
2485	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2486		2902
2487	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2491		2907
2492	=cut	2908	=cut
2493		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
		3022	);
		3023
2494	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2496		3026
2497	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2498		3029
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
2501	if (ref $channel) {	3039	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	3043	$self->ext_msg (channel_info => $channel);
2506	}	3044	}
…		…
2508	$channel = $channel->{id};	3046	$channel = $channel->{id};
2509	}	3047	}
2510		3048
2511	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2512		3050
2513	if ($self->can_msg) {
2514	# default colour, mask it out	3051	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2517		3054
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	3058	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3059
2532	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2533
2534	utf8::encode $msg;
2535
2536	if (0 && $msg =~ /\[/) {
2537	# COMMAND/INFO
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}
2545	}	3061	}
2546		3062
2547	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2548		3064
2549	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2551	=cut	3067	=cut
2552		3068
2553	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2555		3071
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	3072	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	3077	}
2564	}	3078	}
2565		3079
2566	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2567		3081
…		…
2571		3085
2572	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2574		3088
2575	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	3092	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3095	}
2582	}	3096	}
2583		3097
2584	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2585		3099
…		…
2646	my ($type, $reply, @payload) =	3160	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3161	"ARRAY" eq ref $msg
2648	? @$msg	3162	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3164
		3165	my @reply;
		3166
2651	if (my $cb = $EXTICMD{$type}) {	3167	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3168	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2657	} else {	3174	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3176	}
2660		3177
2661	cf::override;	3178	cf::override;
…		…
2683		3200
2684	$coro	3201	$coro
2685	}	3202	}
2686		3203
2687	cf::client->attach (	3204	cf::client->attach (
2688	on_destroy => sub {	3205	on_client_destroy => sub {
2689	my ($ns) = @_;	3206	my ($ns) = @_;
2690		3207
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3209	},
2693	);	3210	);
…		…
2709	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2710		3227
2711	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2712		3229
2713	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
2714	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
2715	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
2716	sort time	3233	sort time
2717	));	3234	));
2718		3235
2719	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
2721	=pod	3238	=pod
2722		3239
2723	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2724		3241
2725	cf::object	3242	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3244	insert remove name archname title slaying race decrease split
		3245	value
2728		3246
2729	cf::object::player	3247	cf::object::player
2730	player	3248	player
2731		3249
2732	cf::player	3250	cf::player
…		…
2737		3255
2738	=cut	3256	=cut
2739		3257
2740	for (	3258	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2746	) {	3265	) {
2747	no strict 'refs';	3266	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2767		3286
2768	my $qcode = $code;	3287	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2771		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2772	local $_;	3294	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;
2774		3295
2775	my $eval =	3296	my $eval =
2776	"do {\n"	3297	"do {\n"
2777	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2779	. $code	3300	. $code
2780	. "\n}"	3301	. "\n}"
2781	;	3302	;
2782		3303
		3304	if ($CFG{safe_eval}) {
2783	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2784	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2786		3313
2787	if ($@) {	3314	if ($@) {
2788	warn "$@";	3315	warn "$@";
2789	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2790	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2809	=cut	3336	=cut
2810		3337
2811	sub register_script_function {	3338	sub register_script_function {
2812	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2813		3340
2814	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2815	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2816	}	3343	}
2817		3344
2818	=back	3345	=back
2819		3346
2820	=cut	3347	=cut
…		…
2823	# the server's init and main functions	3350	# the server's init and main functions
2824		3351
2825	sub load_facedata($) {	3352	sub load_facedata($) {
2826	my ($path) = @_;	3353	my ($path) = @_;
2827		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
2828	my $enc = JSON::XS->new->utf8->canonical;	3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3360
2830	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2831		3362
2832	my $facedata;	3363	my $facedata;
2833	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2837		3368
2838	$facedata->{version} == 2	3369	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3371
2841	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3375	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
2845	};	3378	};
2846	cf::cede_to_tick;	3379	cf::cede_to_tick;
2847		3380
2848	{	3381	{
2849	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2850		3383
2851	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2853	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2857		3391
2858	cf::cede_to_tick;	3392	cf::cede_to_tick;
2859	}	3393	}
2860		3394
2861	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2863	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2864	or next;	3399	or next;
		3400
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3404	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2883		3419
2884	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2885	}	3421	}
2886		3422
2887	{	3423	{
2888	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2891		3425
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;
2897		3429
2898	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899	# prepend meta info	3431	cf::face::set_type $idx, $info->{type};
2900		3432	} else {
2901	my $meta = $enc->encode ({	3433	$RESOURCE{$name} = $info;
2902	name => $name,
2903	%{ $info->{meta} || {} },
2904	});
2905
2906	$data = pack "(w/a*)*", $meta, $info->{data};
2907	}	3434	}
2908		3435
2909	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910	cf::face::set_type $idx, $info->{type};
2911
2912	cf::cede_to_tick;	3436	cf::cede_to_tick;
2913	}	3437	}
2914
2915	if ($soundconf) {
2916	$soundconf = $enc->decode (delete $soundconf->{data});
2917
2918	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919	my $sound = $soundconf->{compat}[$_]
2920	or next;
2921
2922	my $face = cf::face::find "sound/$sound->[1]";
2923	cf::sound::set $sound->[0] => $face;
2924	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925	}
2926
2927	while (my ($k, $v) = each %{$soundconf->{event}}) {
2928	my $face = cf::face::find "sound/$v";
2929	cf::sound::set $k => $face;
2930	}
2931	}
2932	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933		3441
2934	1	3442	1
2935	}	3443	}
		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
2936		3464
2937	register_exticmd fx_want => sub {	3465	register_exticmd fx_want => sub {
2938	my ($ns, $want) = @_;	3466	my ($ns, $want) = @_;
2939		3467
2940	while (my ($k, $v) = each %$want) {	3468	while (my ($k, $v) = each %$want) {
2941	$ns->fx_want ($k, $v);	3469	$ns->fx_want ($k, $v);
2942	}	3470	}
2943	};	3471	};
2944		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2945	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2946	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2947	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
2948		3490
2949	for (cf::region::list) {	3491	for (cf::region::list) {
2950	$_->{match} = qr/$_->{match}/	3492	$_->{match} = qr/$_->{match}/
…		…
2958	}	3500	}
2959		3501
2960	sub reload_archetypes {	3502	sub reload_archetypes {
2961	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2962	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2963	#d# NEED to laod twice to resolve forward references
2964	# this really needs to be done in an extra post-pass
2965	# (which needs to be synchronous, so solve it differently)
2966	load_resource_file "$DATADIR/archetypes"
2967	or die "unable to load archetypes\n";
2968	}	3505	}
2969		3506
2970	sub reload_treasures {	3507	sub reload_treasures {
2971	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2972	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2973	}	3510	}
2974		3511
2975	sub reload_resources {	3512	sub reload_resources {
2976	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2977		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2978	reload_regions;	3517	reload_regions;
2979	reload_facedata;
2980	#reload_archetypes;#d#
2981	reload_archetypes;
2982	reload_treasures;	3518	reload_treasures;
2983		3519
2984	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2985	}	3521	}
2986		3522
2987	sub init {	3523	sub reload_config {
2988	reload_resources;	3524	warn "reloading config file...\n";
2989	}
2990		3525
2991	sub cfg_load {
2992	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2993	or return;	3527	or return;
2994		3528
2995	local $/;	3529	local $/;
2996	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2997		3531
2998	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2999		3533
3000	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3001	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3002		3536
3003	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3005	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3006	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3007	};	3541	};
3008	warn $@ if $@;	3542	warn $@ if $@;
3009	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
3010	}	3574	}
3011		3575
3012	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
3013	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3014	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3015	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3016	(async {	3589	(async {
3017	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
3018	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3019	};	3593	};
3020		3594
3021	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
3022	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
3023	load_extensions;	3618	load_extensions;
3024		3619
3025	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
3026	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
3027	}	3633	}
3028		3634
3029	#############################################################################	3635	#############################################################################
3030	# initialisation and cleanup	3636	# initialisation and cleanup
3031		3637
3032	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3033	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
3034	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3035	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3036	reentrant => 0,
3037	data => WF_AUTOCANCEL,
3038	signal => $signal,
3039	prio => 0,
3040	cb => sub {
3041	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3042	},
3043	);	3644	};
3044	}	3645	}
3045	}	3646	}
3046		3647
3047	sub write_runtime {	3648	sub write_runtime_sync {
3048	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3049		3650
3050	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3051	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3052		3653
3053	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054		3655
3055	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3056		3657
3057	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3058	or return;	3659	or return;
3059		3660
3060	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3061	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3062	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3072	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3073		3674
3074	close $fh	3675	close $fh
3075	or return;	3676	or return;
3076		3677
3077	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078	and return;	3679	and return;
3079		3680
3080	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3081		3682
3082	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
3083	}	3734	}
3084		3735
3085	sub emergency_save() {	3736	sub emergency_save() {
3086	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3087		3738
3088	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3089		3740
3090	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3091	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3092	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3093	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3094	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3095	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3096	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3097	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098	$pl->save;	3755	$pl->save;
3099	}	3756	}
3100	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3101		3758
3102	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3103	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3104	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3105	$map->valid or next;	3762	$map->valid or next;
3106	$map->save;	3763	$map->save;
3107	}	3764	}
3108	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3109		3766
3110	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3111	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3112	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
3113	};	3774	};
3114		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3115	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3116	}	3782	}
3117		3783
3118	sub post_cleanup {	3784	sub post_cleanup {
3119	my ($make_core) = @_;	3785	my ($make_core) = @_;
3120		3786
3121	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3122	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3123	}	3817	}
3124		3818
3125	sub do_reload_perl() {	3819	sub do_reload_perl() {
3126	# can/must only be called in main	3820	# can/must only be called in main
3127	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3128	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3129	return;	3823	return;
3130	}	3824	}
3131		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3132	warn "reloading...";	3831	warn "reloading...";
3133		3832
3134	warn "entering sync_job";	3833	warn "entering sync_job";
3135		3834
3136	cf::sync_job {	3835	cf::sync_job {
3137	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3138	cf::emergency_save;	3837	cf::emergency_save;
3139	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3140		3839
3141	warn "syncing database to disk";	3840	warn "syncing database to disk";
3142	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3143		3842
3144	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3145		3844
3146	warn "cancelling all WF_AUTOCANCEL watchers";
3147	for (Event::all_watchers) {
3148	$_->cancel if $_->data & WF_AUTOCANCEL;
3149	}
3150
3151	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3152	for (;;) {
3153	BDB::flush;
3154	IO::AIO::flush;
3155	Coro::cede;
3156	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3157	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3158	}
3159
3160	++$RELOAD;
3161
3162	warn "cancelling all extension coros";
3163	$_->cancel for values %EXT_CORO;
3164	%EXT_CORO = ();
3165
3166	warn "removing commands";
3167	%COMMAND = ();
3168
3169	warn "removing ext/exti commands";
3170	%EXTCMD = ();
3171	%EXTICMD = ();
3172
3173	warn "unloading/nuking all extensions";
3174	for my $pkg (@EXTS) {
3175	warn "... unloading $pkg";
3176
3177	if (my $cb = $pkg->can ("unload")) {
3178	eval {
3179	$cb->($pkg);
3180	1
3181	} or warn "$pkg unloaded, but with errors: $@";
3182	}	3848	}
3183		3849
3184	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3185	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3186	}	3852	%EXT_CORO = ();
3187		3853
3188	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3189	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3190	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3192	warn "... unloading $k";	3863	warn "... unloading $pkg";
3193	delete $INC{$k};
3194		3864
3195	$k =~ s/\.pm$//;
3196	$k =~ s/\//::/g;
3197
3198	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3199	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3200	}	3874	}
3201		3875
3202	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3203	}	3891	}
3204		3892
3205	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3206	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3207	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208		3896
3209	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3210	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3211	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3212		3900
3213	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3214	# and global variables created in xs	3902	# and global variables created in xs
3215	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3216		3904
3217	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3218		3906
3219	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3220	require cf;	3908	require cf;
3221	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3222		3910
3223	warn "loading config and database again";	3911	warn "loading config and database again";
3224	cf::cfg_load;	3912	cf::reload_config;
3225		3913
3226	warn "loading extensions";	3914	warn "loading extensions";
3227	cf::load_extensions;	3915	cf::load_extensions;
3228		3916
		3917	if ($REATTACH_ON_RELOAD) {
3229	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3230	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3231	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3232	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3233	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3234	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3235		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3236	warn "leaving sync_job";	3929	warn "leaving sync_job";
3237		3930
3238	1	3931	1
3239	} or do {	3932	} or do {
3240	warn $@;	3933	warn $@;
3241	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3242	exit 1;
3243	};	3935	};
3244		3936
3245	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3246	};	3943	};
3247		3944
3248	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3249		3946
3250	sub reload_perl() {	3947	sub reload_perl() {
3251	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3252	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3253		3950
3254	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3255	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3256	after => 0,	3953
3257	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3258	cb => sub {
3259	do_reload_perl;	3955	do_reload_perl;
3260	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3261	},	3957	};
3262	);	3958	};
3263	}	3959	}
3264		3960
3265	register_command "reload" => sub {	3961	register_command "reload" => sub {
3266	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3267		3963
3268	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3269	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3270	async { reload_perl };	3968	reload_perl;
		3969	};
3271	}	3970	}
3272	};	3971	};
3273		3972
3274	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3275		3974
…		…
3277		3976
3278	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3279	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3280		3979
3281	sub wait_for_tick {	3980	sub wait_for_tick {
3282	return unless $TICK_WATCHER->is_active;
3283	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3284		3982
3285	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3287	$signal->wait;	3985	$signal->wait;
3288	}	3986	}
3289		3987
3290	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3291	return unless $TICK_WATCHER->is_active;
3292	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3293		3990
3294	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3295	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3296	$signal->wait;	3993	$signal->wait;
3297	}	3994	}
3298		3995
3299	my $min = 1e6;#d#	3996	sub tick {
3300	my $avg = 10;
3301	$TICK_WATCHER = Event->timer (
3302	reentrant => 0,
3303	parked => 1,
3304	prio => 0,
3305	at => $NEXT_TICK || $TICK,
3306	data => WF_AUTOCANCEL,
3307	cb => sub {
3308	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3309	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3311	return;	4000	return;
3312	}	4001	}
3313		4002
3314	$NOW = $tick_start = Event::time;
3315
3316	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3317		4004
3318	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3319	for(1..10) {
3320	my $t = Event::time;
3321	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3322	or die;
3323		4006
3324	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3326	$map->alloc;	4009	Coro::async_pool {
3327	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3328	my $t = Event::time - $t;	4011	write_runtime_sync
3329		4012	or warn "ERROR: unable to write runtime file: $!";
3330	#next unless $t < 0.0013;#d#
3331	if ($t < $min) {
3332	$min = $t;
3333	}
3334	$avg = $avg * 0.99 + $t * 0.01;
3335	}
3336	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337	exit 0;
3338	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339	};	4013	};
		4014	}
3340		4015
3341	$RUNTIME += $TICK;
3342	$NEXT_TICK += $TICK;
3343
3344	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345	$NEXT_RUNTIME_WRITE = $NOW + 10;
3346	Coro::async_pool {
3347	write_runtime
3348	or warn "ERROR: unable to write runtime file: $!";
3349	};
3350	}
3351
3352	# my $AFTER = Event::time;
3353	# warn $AFTER - $NOW;#d#
3354
3355	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356	$sig->send;	4017	$sig->send;
3357	}	4018	}
3358	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3359	$sig->send;	4020	$sig->send;
3360	}	4021	}
3361		4022
3362	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364	# if we are delayed by four ticks or more, skip them all
3365	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367	$TICK_WATCHER->at ($NEXT_TICK);
3368	$TICK_WATCHER->start;
3369
3370	$LOAD = ($NOW - $tick_start) / $TICK;
3371	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372		4025
3373	_post_tick;	4026	if (0) {
3374		4027	if ($NEXT_TICK) {
3375		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3376	},	4032	}
3377	);	4033	}
3378		4034
3379	{	4035	{
3380	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3381	$BDB_POLL_WATCHER = Event->io (	4037
3382	reentrant => 0,
3383	fd => BDB::poll_fileno,
3384	poll => 'r',
3385	prio => 0,
3386	data => WF_AUTOCANCEL,
3387	cb => \&BDB::poll_cb,
3388	);
3389	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3390		4039	BDB::max_poll_reqs $TICK * 0.1;
3391	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3392	my $status;
3393	my $current = $Coro::current;
3394	(
3395	sub {
3396	$status = $!;
3397	$current->ready; undef $current;
3398	},
3399	sub {
3400	Coro::schedule while defined $current;
3401	$! = $status;
3402	},
3403	)
3404	};
3405		4041
3406	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3407	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408		4049
3409	cf::sync_job {	4050	cf::sync_job {
3410	eval {	4051	eval {
3411	BDB::db_env_open	4052	BDB::db_env_open
3412	$DB_ENV,	4053	$DB_ENV,
…		…
3414	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416	0666;	4057	0666;
3417		4058
3418	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421	$DB_ENV->set_lk_detect;
3422	};	4060	};
3423		4061
3424	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3425	};	4063	};
3426	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3427	}	4075	}
3428		4076
3429	{	4077	{
		4078	# configure IO::AIO
		4079
3430	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3431
3432	undef $Coro::AIO::WATCHER;
3433	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3434	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3435	reentrant => 0,
3436	data => WF_AUTOCANCEL,
3437	fd => IO::AIO::poll_fileno,
3438	poll => 'r',
3439	prio => 6,
3440	cb => \&IO::AIO::poll_cb,
3441	);
3442	}	4083	}
3443		4084
3444	my $_log_backtrace;	4085	my $_log_backtrace;
3445		4086
3446	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3449	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3450		4091
3451	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3452	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3453	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3454	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3455	my @bt = fork_call {	4099	my @bt = fork_call {
3456	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3457	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3467	}	4111	}
3468		4112
3469	@funcs	4113	@funcs
3470	};	4114	};
3471		4115
3472	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3474	--$_log_backtrace;	4119	--$_log_backtrace;
3475	};	4120	};
3476	} else {	4121	} else {
3477	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3478	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3479	}	4124	}
3480	}	4125	}
3481		4126
3482	# load additional modules	4127	# load additional modules
3483	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3484		4130
3485	END { cf::emergency_save }	4131	END { cf::emergency_save }
3486		4132
3487	1	4133	1
3488		4134

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