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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.350 by root, Sat Sep 1 08:03:45 2007 UTC vs.
Revision 1.549 by root, Tue May 11 13:19:59 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
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$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		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
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; # unused
		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 incloader);
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 thread
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
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	This array contains the results of the last C<invoke ()> call. When	248	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	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	250	that call.
178		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
265		387
266	=item cf::lock_wait $string	388	=item cf::lock_wait $string
267		389
268	Wait until the given lock is available. See cf::lock_acquire.	390	Wait until the given lock is available. See cf::lock_acquire.
269		391
270	=item my $lock = cf::lock_acquire $string	392	=item my $lock = cf::lock_acquire $string
271		393
272	Wait until the given lock is available and then acquires it and returns	394	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,	395	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	396	for example when the coroutine gets canceled), the lock is automatically
275	returned.	397	returned.
276		398
277	Locks are *not* recursive, locking from the same coro twice results in a	399	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	400	deadlocked coro.
…		…
284		406
285	Return true if the lock is currently active, i.e. somebody has locked it.	407	Return true if the lock is currently active, i.e. somebody has locked it.
286		408
287	=cut	409	=cut
288		410
289	our %LOCK;	411	our $LOCKS = new Coro::SemaphoreSet;
290		412
291	sub lock_wait($) {	413	sub lock_wait($) {
292	my ($key) = @_;	414	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	415	}
300		416
301	sub lock_acquire($) {	417	sub lock_acquire($) {
302	my ($key) = @_;	418	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	419	}
314		420
315	sub lock_active($) {	421	sub lock_active($) {
316	my ($key) = @_;	422	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	423	}
320		424
321	sub freeze_mainloop {	425	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	426	tick_inhibit_inc;
323		427
324	my $guard = Coro::guard {	428	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	429	}
326	};	430
327	$TICK_WATCHER->stop;	431	=item cf::periodic $interval, $cb
328	$guard	432
		433	Like EV::periodic, but randomly selects a starting point so that the actions
		434	get spread over time.
		435
		436	=cut
		437
		438	sub periodic($$) {
		439	my ($interval, $cb) = @_;
		440
		441	my $start = rand List::Util::min 180, $interval;
		442
		443	EV::periodic $start, $interval, 0, $cb
329	}	444	}
330		445
331	=item cf::get_slot $time[, $priority[, $name]]	446	=item cf::get_slot $time[, $priority[, $name]]
332		447
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	448	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		456
342	=cut	457	=cut
343		458
344	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
346		462
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
		465	$Coro::current->desc ("timeslot manager");
		466
349	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
350		469
351	while () {	470	while () {
352	next_job:	471	next_job:
		472
353	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	474
355	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	479	$job->[2]->send;
359	Coro::cede;	480	Coro::cede;
360	goto next_job;	481	goto next_job;
361	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	484	}
363	}	485	}
364		486
365	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	490	$signal->wait;
369	} else {	491	} else {
		492	$busy = 0;
370	Coro::schedule;	493	Coro::schedule;
371	}	494	}
372	}	495	}
373	};	496	};
374		497
375	sub get_slot($;$$) {	498	sub get_slot($;$$) {
		499	return if tick_inhibit || $Coro::current == $Coro::main;
		500
376	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
377		502
378	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
379	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
380		506
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
394		520
395	BEGIN { *async = \&Coro::async_pool }	521	BEGIN { *async = \&Coro::async_pool }
396		522
397	=item cf::sync_job { BLOCK }	523	=item cf::sync_job { BLOCK }
398		524
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	525	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	526	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	527	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	528	acceptable.
403		529
404	If it must be done, put the blocking parts into C<sync_job>. This will run	530	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	531	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	535	=cut
410		536
411	sub sync_job(&) {	537	sub sync_job(&) {
412	my ($job) = @_;	538	my ($job) = @_;
413		539
414	if ($Coro::current == $Coro::main) {	540	if (in_main) {
415	my $time = Event::time;	541	my $time = AE::time;
416		542
417	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
419		545
420	# TODO: use suspend/resume instead	546	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	547
422	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
423		549
424	my $busy = 1;	550	my $busy = 1;
425	my @res;	551	my @res;
426		552
427	(async {	553	(async {
		554	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	555	@res = eval { $job->() };
429	warn $@ if $@;	556	error $@ if $@;
430	undef $busy;	557	undef $busy;
431	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
432		559
433	while ($busy) {	560	while ($busy) {
434	Coro::cede or Event::one_event;	561	if (Coro::nready) {
		562	Coro::cede_notself;
		563	} else {
		564	EV::loop EV::LOOP_ONESHOT;
435	}	565	}
		566	}
436		567
437	$time = Event::time - $time;	568	my $time = AE::time - $time;
438		569
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
443		571
444	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
445	} else {	573	} else {
446	# we are in another coroutine, how wonderful, everything just works	574	# we are in another coroutine, how wonderful, everything just works
447		575
…		…
467	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
468		596
469	$coro	597	$coro
470	}	598	}
471		599
472	=item fork_call { }, $args	600	=item fork_call { }, @args
473		601
474	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	605	never block itself or use any form of event handling.
478		606
479	=cut	607	=cut
		608
		609	sub post_fork {
		610	reset_signals;
		611	}
480		612
481	sub fork_call(&@) {	613	sub fork_call(&@) {
482	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
483		615
484	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
487		619
488	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
489	reset_signals;	621	cf::post_fork;
490	&$cb	622	&$cb
491	}, @args;	623	} @args;
492		624
493	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
		637	}
		638
		639	=item $coin = coin_from_name $name
		640
		641	=cut
		642
		643	our %coin_alias = (
		644	"silver" => "silvercoin",
		645	"silvercoin" => "silvercoin",
		646	"silvercoins" => "silvercoin",
		647	"gold" => "goldcoin",
		648	"goldcoin" => "goldcoin",
		649	"goldcoins" => "goldcoin",
		650	"platinum" => "platinacoin",
		651	"platinumcoin" => "platinacoin",
		652	"platinumcoins" => "platinacoin",
		653	"platina" => "platinacoin",
		654	"platinacoin" => "platinacoin",
		655	"platinacoins" => "platinacoin",
		656	"royalty" => "royalty",
		657	"royalties" => "royalty",
		658	);
		659
		660	sub coin_from_name($) {
		661	$coin_alias{$_[0]}
		662	? cf::arch::find $coin_alias{$_[0]}
		663	: undef
494	}	664	}
495		665
496	=item $value = cf::db_get $family => $key	666	=item $value = cf::db_get $family => $key
497		667
498	Returns a single value from the environment database.	668	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	670	=item cf::db_put $family => $key => $value
501		671
502	Stores the given C<$value> in the family. It can currently store binary	672	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	673	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		674
		675	=item $db = cf::db_table "name"
		676
		677	Create and/or open a new database table. The string must not be "db" and must be unique
		678	within each server.
		679
505	=cut	680	=cut
		681
		682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
		686	my ($name) = @_;
		687	my $db = BDB::db_create $DB_ENV;
		688
		689	eval {
		690	$db->set_flags (BDB::CHKSUM);
		691
		692	utf8::encode $name;
		693	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		694	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		695	cf::cleanup "db_open(db): $!" if $!;
		696	};
		697	cf::cleanup "db_open(db): $@" if $@;
		698
		699	$db
		700	}
506		701
507	our $DB;	702	our $DB;
508		703
509	sub db_init {	704	sub db_init {
510	unless ($DB) {	705	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	706	}
525		707
526	sub db_get($$) {	708	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
528		710
529	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
530	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
531		715
532	$! ? ()	716	$! ? ()
533	: $data	717	: $data
534	}
535	}	718	}
536		719
537	sub db_put($$$) {	720	sub db_put($$$) {
538	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		778
596	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	780	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
599		782
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		784
602	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
605		788
…		…
615		798
616	=cut	799	=cut
617		800
618	sub datalog($@) {	801	sub datalog($@) {
619	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	804	}
622		805
623	=back	806	=back
624		807
625	=cut	808	=cut
626		809
627	#############################################################################	810	#############################################################################
628		811
629	=head2 ATTACHABLE OBJECTS	812	=head2 ATTACHABLE OBJECTS
630		813
631	Many objects in crossfire are so-called attachable objects. That means you can	814	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	815	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	816	to it. All such attachable objects support the following methods.
634		817
635	In the following description, CLASS can be any of C<global>, C<object>	818	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	819	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	820	Deliantra).
638		821
639	=over 4	822	=over 4
640		823
641	=item $attachable->attach ($attachment, key => $value...)	824	=item $attachable->attach ($attachment, key => $value...)
642		825
…		…
686	=item cf::CLASS::attachment $name, ...	869	=item cf::CLASS::attachment $name, ...
687		870
688	Register an attachment by C<$name> through which attachable objects of the	871	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	872	given CLASS can refer to this attachment.
690		873
691	Some classes such as crossfire maps and objects can specify attachments	874	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	875	that are attached at load/instantiate time, thus the need for a name.
693		876
694	These calls expect any number of the following handler/hook descriptions:	877	These calls expect any number of the following handler/hook descriptions:
695		878
696	=over 4	879	=over 4
…		…
820		1003
821	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1006
824	} elsif (ref $type) {	1007	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
826		1009
827	} else {	1010	} else {
828	shift @arg;	1011	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
830	}	1013	}
831	}	1014	}
832	}	1015	}
833		1016
834	sub _object_attach {	1017	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
845	}	1028	}
846		1029
847	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
848	} else {	1031	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1033	}
851		1034
852	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
853	}	1036	}
854		1037
…		…
913		1096
914	for (@$callbacks) {	1097	for (@$callbacks) {
915	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
916		1099
917	if ($@) {	1100	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1102	override;
921	}	1103	}
922		1104
923	return 1 if $override;	1105	return 1 if $override;
924	}	1106	}
925		1107
926	0	1108	0
927	}	1109	}
928		1110
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1111	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1112
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1113	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1114
933	Generate an object-specific event with the given arguments.	1115	Generate an object-specific event with the given arguments.
934		1116
…		…
940		1122
941	=cut	1123	=cut
942		1124
943	#############################################################################	1125	#############################################################################
944	# object support	1126	# object support
945	#
946		1127
		1128	sub _object_equal($$);
		1129	sub _object_equal($$) {
		1130	my ($a, $b) = @_;
		1131
		1132	return 0 unless (ref $a) eq (ref $b);
		1133
		1134	if ("HASH" eq ref $a) {
		1135	my @ka = keys %$a;
		1136	my @kb = keys %$b;
		1137
		1138	return 0 if @ka != @kb;
		1139
		1140	for (0 .. $#ka) {
		1141	return 0 unless $ka[$_] eq $kb[$_];
		1142	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1143	}
		1144
		1145	} elsif ("ARRAY" eq ref $a) {
		1146
		1147	return 0 if @$a != @$b;
		1148
		1149	for (0 .. $#$a) {
		1150	return 0 unless _object_equal $a->[$_], $b->[$_];
		1151	}
		1152
		1153	} elsif ($a ne $b) {
		1154	return 0;
		1155	}
		1156
		1157	1
		1158	}
		1159
		1160	our $SLOW_MERGES;#d#
947	sub _can_merge {	1161	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1162	my ($ob1, $ob2) = @_;
949		1163
950	local $Storable::canonical = 1;	1164	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1165
954	$fob1 eq $fob2	1166	# we do the slow way here
		1167	return _object_equal $ob1, $ob2
955	}	1168	}
956		1169
957	sub reattach {	1170	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1171	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1172	my ($obj) = @_;
960		1173
		1174	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1175	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1176
963	my $registry = $obj->registry;	1177	my $registry = $obj->registry;
964		1178
965	@$registry = ();	1179	@$registry = ();
966		1180
…		…
971	for (@$attach) {	1185	for (@$attach) {
972	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
974	}	1188	}
975	} else {	1189	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1191	}
978	}	1192	}
979	}	1193	}
980		1194
981	cf::attachable->attach (	1195	cf::attachable->attach (
982	prio => -1000000,	1196	prio => -1000000,
983	on_instantiate => sub {	1197	on_instantiate => sub {
984	my ($obj, $data) = @_;	1198	my ($obj, $data) = @_;
985		1199
986	$data = from_json $data;	1200	$data = decode_json $data;
987		1201
988	for (@$data) {	1202	for (@$data) {
989	my ($name, $args) = @$_;	1203	my ($name, $args) = @$_;
990		1204
991	$obj->attach ($name, %{$args || {} });	1205	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1221	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1009		1223
1010	sync_job {	1224	sync_job {
1011	if (length $$rdata) {	1225	if (length $$rdata) {
		1226	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1014		1230
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1232	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	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;
		1236	aio_fsync $fh;
		1237	}
1019	close $fh;	1238	aio_close $fh;
1020		1239
1021	if (@$objs) {	1240	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1242	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	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;
		1247	aio_fsync $fh;
		1248	}
1027	close $fh;	1249	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1251	}
1030	} else {	1252	} else {
1031	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1032	}	1254	}
1033		1255
1034	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
		1257
		1258	$filename =~ s%/[^/]+$%%;
		1259	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1260	} else {
1036	warn "FATAL: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1037	}	1262	}
1038	} else {	1263	} else {
1039	aio_unlink $filename;	1264	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1041	}	1266	}
1042	}	1267	};
1043	}	1268	}
1044		1269
1045	sub object_freezer_as_string {	1270	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1271	my ($rdata, $objs) = @_;
1047		1272
…		…
1059	or return;	1284	or return;
1060		1285
1061	unless (aio_stat "$filename.pst") {	1286	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1287	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1288	or return;
		1289
1064	$av = eval { (Storable::thaw $av)->{objs} };	1290	my $st = eval { Coro::Storable::thaw $av };
		1291	$av = $st->{objs};
1065	}	1292	}
1066		1293
		1294	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
		1298
1069	return ($data, $av);	1299	($data, $av)
1070	}	1300	}
1071		1301
1072	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
1073		1303
1074	=over 4	1304	=over 4
…		…
1128	my ($name, $cb) = @_;	1358	my ($name, $cb) = @_;
1129		1359
1130	$EXTICMD{$name} = $cb;	1360	$EXTICMD{$name} = $cb;
1131	}	1361	}
1132		1362
		1363	use File::Glob ();
		1364
1133	cf::player->attach (	1365	cf::player->attach (
1134	on_command => sub {	1366	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1136		1368
1137	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1138	or return;	1370	or return;
1139		1371
…		…
1162		1394
1163	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1396	if $reply;
1165		1397
1166	} else {	1398	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1400	}
1169		1401
1170	cf::override;	1402	cf::override;
1171	},	1403	},
1172	);	1404	);
1173		1405
		1406	# "readahead" all extensions
		1407	sub cache_extensions {
		1408	my $grp = IO::AIO::aio_group;
		1409
		1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1411	for (grep /\.ext$/, @{$_[0]}) {
		1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1413	}
		1414	};
		1415
		1416	$grp
		1417	}
		1418
1174	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1175	cf::sync_job {	1422	cf::sync_job {
1176	my %todo;	1423	my %todo;
1177		1424
1178	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1426	next unless -r $path;
…		…
1197		1444
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1447
1201	$ext{source} =	1448	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1204	. $source	1451	. $source
1205	. "\n};\n1";	1452	. "\n};\n1";
1206		1453
1207	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1208	}	1455	}
1209		1456
		1457	my $pass = 0;
1210	my %done;	1458	my %done;
1211	while (%todo) {	1459	while (%todo) {
1212	my $progress;	1460	my $progress;
1213		1461
		1462	++$pass;
		1463
		1464	ext:
1214	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1467	next ext
1217	unless exists $done{$_};	1468	unless exists $done{$_};
1218	}	1469	}
1219		1470
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1472
1222	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1477
		1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1479	if exists $v->{meta}{mandatory};
1227	warn $msg;	1480
1228	warn "mandatory extension failed to load, exiting.\n";	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1482	delete $todo{$k};
1230	}	1483	} else {
1231		1484	$done{$k} = delete $todo{$k};
1232	warn $msg;	1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1233	}	1490	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1491	}
1239		1492
1240	skip:	1493	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1243	}	1501	}
1244	};	1502	};
1245	}	1503	}
1246		1504
1247	#############################################################################	1505	#############################################################################
1248		1506
1249	=back	1507	=back
1250		1508
1251	=head2 CORE EXTENSIONS	1509	=head2 CORE EXTENSIONS
1252		1510
1253	Functions and methods that extend core crossfire objects.	1511	Functions and methods that extend core deliantra objects.
1254		1512
1255	=cut	1513	=cut
1256		1514
1257	package cf::player;	1515	package cf::player;
1258		1516
1259	use Coro::AIO;	1517	use Coro::AIO;
1260		1518
1261	=head3 cf::player	1519	=head3 cf::player
1262		1520
1263	=over 4	1521	=over 4
		1522
		1523	=item cf::player::num_playing
		1524
		1525	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1526
		1527	=cut
		1528
		1529	sub num_playing {
		1530	scalar grep
		1531	$_->ob->map
		1532	&& !$_->hidden
		1533	&& !$_->ob->flag (cf::FLAG_WIZ),
		1534	cf::player::list
		1535	}
1264		1536
1265	=item cf::player::find $login	1537	=item cf::player::find $login
1266		1538
1267	Returns the given player object, loading it if necessary (might block).	1539	Returns the given player object, loading it if necessary (might block).
1268		1540
…		…
1287		1559
1288	sub exists($) {	1560	sub exists($) {
1289	my ($login) = @_;	1561	my ($login) = @_;
1290		1562
1291	$cf::PLAYER{$login}	1563	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1564	or !aio_stat path $login
1293	}	1565	}
1294		1566
1295	sub find($) {	1567	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1568	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1569	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1576	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1577	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1578	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1579	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1580
1309	my $pl = load_pl path $login	1581	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1582	or return;
		1583
		1584	my $pl = cf::player::load_pl $f
		1585	or return;
		1586
		1587	local $cf::PLAYER_LOADING{$login} = $pl;
		1588	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1312	}	1590	}
1313	}	1591	}
1314	}	1592	}
		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
1315		1606
1316	sub save($) {	1607	sub save($) {
1317	my ($pl) = @_;	1608	my ($pl) = @_;
1318		1609
1319	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
…		…
1323		1614
1324	return if $pl->{deny_save};	1615	return if $pl->{deny_save};
1325		1616
1326	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
		1619
		1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1624
1329	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1626	cf::cede_to_tick;
1331	}	1627	}
1332		1628
…		…
1364	my ($pl) = @_;	1660	my ($pl) = @_;
1365		1661
1366	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1367		1663
1368	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1666
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1668	$pl->deactivate;
		1669
		1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1671	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1672	ext::highscore::check ($pl->ob);
		1673
1374	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1375		1675
1376	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1678	aio_rename $path, $temp;
…		…
1413	or return [];	1713	or return [];
1414		1714
1415	my @logins;	1715	my @logins;
1416		1716
1417	for my $login (@$dirs) {	1717	for my $login (@$dirs) {
		1718	my $path = path $login;
		1719
		1720	# a .pst is a dead give-away for a valid player
		1721	# if no pst file found, open and chekc for blocked users
		1722	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1723	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1724	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1725	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1726	}
1421		1727
1422	utf8::decode $login;	1728	utf8::decode $login;
1423	push @logins, $login;	1729	push @logins, $login;
1424	}	1730	}
1425		1731
1426	\@logins	1732	\@logins
1427	}	1733	}
1428		1734
1429	=item $player->maps	1735	=item $player->maps
		1736
		1737	=item cf::player::maps $login
1430		1738
1431	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1432	player. May block.	1740	player. May block.
1433		1741
1434	=cut	1742	=cut
…		…
1452	}	1760	}
1453		1761
1454	\@paths	1762	\@paths
1455	}	1763	}
1456		1764
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1765	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1766
1459	Expand crossfire pod fragments into protocol xml.	1767	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1768
1507	=item $player->ext_reply ($msgid, @msg)	1769	=item $player->ext_reply ($msgid, @msg)
1508		1770
1509	Sends an ext reply to the player.	1771	Sends an ext reply to the player.
1510		1772
…		…
1542		1804
1543	=cut	1805	=cut
1544		1806
1545	sub find_by_path($) {	1807	sub find_by_path($) {
1546	my ($path) = @_;	1808	my ($path) = @_;
		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
1547		1811
1548	my ($match, $specificity);	1812	my ($match, $specificity);
1549		1813
1550	for my $region (list) {	1814	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1841	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1842	our $DEFAULT_RESET = 3000;
1579		1843
1580	sub generate_random_map {	1844	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1845	my ($self, $rmp) = @_;
		1846
		1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1848
1582	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1850	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1605		1872
1606	sub register {	1873	sub register {
1607	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	1875	my $pkg = caller;
1609		1876
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		1878
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1880	}
1615		1881
1616	# also paths starting with '/'	1882	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1884
1619	sub thawer_merge {	1885	sub thawer_merge {
1620	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1621		1887
1622	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1627	}	1893	}
1628		1894
1629	sub normalise {	1895	sub normalise {
1630	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1631		1897
1632	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1633		1899
1634	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1635		1901
1636	# map plan:	1902	# map plan:
1637	#	1903	#
…		…
1676	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1677	return $self;	1943	return $self;
1678	}	1944	}
1679	}	1945	}
1680		1946
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	1948	()
1683	}	1949	}
1684		1950
1685	sub init {	1951	sub init {
1686	my ($self) = @_;	1952	my ($self) = @_;
…		…
1708		1974
1709	# the temporary/swap location	1975	# the temporary/swap location
1710	sub save_path {	1976	sub save_path {
1711	my ($self) = @_;	1977	my ($self) = @_;
1712		1978
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1979	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1980	"$TMPDIR/$path.map"
1715	}	1981	}
1716		1982
1717	# the unique path, undef == no special unique path	1983	# the unique path, undef == no special unique path
1718	sub uniq_path {	1984	sub uniq_path {
1719	my ($self) = @_;	1985	my ($self) = @_;
1720		1986
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1987	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1988	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1989	}
1733		1990
1734	sub decay_objects {	1991	sub decay_objects {
1735	my ($self) = @_;	1992	my ($self) = @_;
1736		1993
…		…
1749		2006
1750	sub load_header_from($) {	2007	sub load_header_from($) {
1751	my ($self, $path) = @_;	2008	my ($self, $path) = @_;
1752		2009
1753	utf8::encode $path;	2010	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2011	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2012	or return;
		2013
		2014	$self->_load_header ($f)
		2015	or return;
		2016
		2017	local $MAP_LOADING{$self->{path}} = $self;
		2018	$f->resolve_delayed_derefs;
1759		2019
1760	$self->{load_path} = $path;	2020	$self->{load_path} = $path;
1761		2021
1762	1	2022	1
1763	}	2023	}
…		…
1815		2075
1816	sub find;	2076	sub find;
1817	sub find {	2077	sub find {
1818	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
1819		2079
		2080	cf::cede_to_tick;
		2081
1820	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
1821		2083
		2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2086
1824	$cf::MAP{$path} || do {	2087	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2088	my $map = new_from_path cf::map $path
1827	or return;	2089	or return;
1828		2090
1829	$map->{last_save} = $cf::RUNTIME;	2091	$map->{last_save} = $cf::RUNTIME;
1830		2092
…		…
1832	or return;	2094	or return;
1833		2095
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2096	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2097	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2098	#$cf::WAIT_FOR_TICK->wait;
		2099	undef $guard2;
		2100	undef $guard1;
1837	$map->reset;	2101	$map->reset;
1838	undef $guard;
1839	return find $path;	2102	return find $path;
1840	}	2103	}
1841		2104
1842	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
1843	}	2106	}
1844	}	2107	}
1845		2108
1846	sub pre_load { }	2109	sub pre_load { }
1847	sub post_load { }	2110	#sub post_load { } # XS
1848		2111
1849	sub load {	2112	sub load {
1850	my ($self) = @_;	2113	my ($self) = @_;
1851		2114
1852	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
1853		2116
1854	my $path = $self->{path};	2117	my $path = $self->{path};
1855		2118
1856	{	2119	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2120	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2121
		2122	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2123	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2124
1862	$self->in_memory (cf::MAP_LOADING);	2125	$self->in_memory (cf::MAP_LOADING);
1863		2126
1864	$self->alloc;	2127	$self->alloc;
1865		2128
1866	$self->pre_load;	2129	$self->pre_load;
1867	cf::cede_to_tick;	2130	cf::cede_to_tick;
1868		2131
		2132	my $f = new_from_file cf::object::thawer $self->{load_path};
		2133	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2134	$self->_load_objects ($f)
1870	or return;	2135	or return;
1871		2136
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2137	$self->post_load_original
1873	if delete $self->{load_original};	2138	if delete $self->{load_original};
1874		2139
1875	if (my $uniq = $self->uniq_path) {	2140	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2141	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2142	unless (aio_stat $uniq) {
		2143	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2144	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2145	$self->_load_objects ($f);
		2146	$f->resolve_delayed_derefs;
		2147	}
1880	}	2148	}
1881	}	2149	}
		2150
		2151	$f->resolve_delayed_derefs;
1882		2152
1883	cf::cede_to_tick;	2153	cf::cede_to_tick;
1884	# now do the right thing for maps	2154	# now do the right thing for maps
1885	$self->link_multipart_objects;	2155	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2156	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2160	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2161	$self->decay_objects;
1892	$self->fix_auto_apply;	2162	$self->fix_auto_apply;
1893	$self->update_buttons;	2163	$self->update_buttons;
1894	cf::cede_to_tick;	2164	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2165	$self->activate;
1898	}	2166	}
1899		2167
1900	$self->{last_save} = $cf::RUNTIME;	2168	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2169	$self->last_access ($cf::RUNTIME);
1902		2170
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2171	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2172	}
1905		2173
1906	$self->post_load;	2174	$self->post_load;
1907	}	2175	}
1908		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2180	sub customise_for {
1910	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
1911		2182
1912	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2184	if $self->per_player;
…		…
1929	or next;	2200	or next;
1930	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
1931	or next;	2202	or next;
1932	$neigh->load;	2203	$neigh->load;
1933		2204
		2205	# now find the diagonal neighbours
1934	push @neigh,	2206	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}	2209	}
1938		2210
…		…
1945	}	2217	}
1946		2218
1947	sub find_sync {	2219	sub find_sync {
1948	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
1949		2221
1950	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
1951	}	2226	}
1952		2227
1953	sub do_load_sync {	2228	sub do_load_sync {
1954	my ($map) = @_;	2229	my ($map) = @_;
1955		2230
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
1958		2233
1959	cf::sync_job { $map->load };	2234	$map->load;
1960	}	2235	}
1961		2236
1962	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
1964		2239
…		…
1966	my ($path, $origin, $load) = @_;	2241	my ($path, $origin, $load) = @_;
1967		2242
1968	$path = normalise $path, $origin && $origin->{path};	2243	$path = normalise $path, $origin && $origin->{path};
1969		2244
1970	if (my $map = $cf::MAP{$path}) {	2245	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2246	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2247	}
1973		2248
1974	$MAP_PREFETCH{$path} |= $load;	2249	$MAP_PREFETCH{$path} |= $load;
1975		2250
1976	$MAP_PREFETCHER ||= cf::async {	2251	$MAP_PREFETCHER ||= cf::async {
		2252	$Coro::current->{desc} = "map prefetcher";
		2253
1977	while (%MAP_PREFETCH) {	2254	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2255	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2256	if (my $map = find $k) {
1980	$map->load if $v;	2257	$map->load if $v;
1981	}	2258	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
1989		2266
1990	()	2267	()
1991	}	2268	}
1992		2269
		2270	# common code, used by both ->save and ->swapout
1993	sub save {	2271	sub _save {
1994	my ($self) = @_;	2272	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2273
1998	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
1999		2275
2000	return unless $self->dirty;	2276	return unless $self->dirty;
2001		2277
…		…
2007	return if $self->{deny_save};	2283	return if $self->{deny_save};
2008		2284
2009	local $self->{last_access} = $self->last_access;#d#	2285	local $self->{last_access} = $self->last_access;#d#
2010		2286
2011	cf::async {	2287	cf::async {
		2288	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2289	$_->contr->save for $self->players;
2013	};	2290	};
		2291
		2292	cf::get_slot 0.02;
2014		2293
2015	if ($uniq) {	2294	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2295	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2296	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2297	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2299	}
2021	}	2300	}
2022		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2023	sub swap_out {	2310	sub swap_out {
2024	my ($self) = @_;	2311	my ($self) = @_;
2025		2312
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2314
		2315	return if $self->in_memory != cf::MAP_ACTIVE;
		2316	return if $self->{deny_save};
2031	return if $self->players;	2317	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
		2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
2035	$self->clear;	2328	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2329	}
2038		2330
2039	sub reset_at {	2331	sub reset_at {
2040	my ($self) = @_;	2332	my ($self) = @_;
2041		2333
…		…
2059		2351
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2353
2062	return if $self->players;	2354	return if $self->players;
2063		2355
2064	warn "resetting map ", $self->path;	2356	cf::trace "resetting map ", $self->path, "\n";
2065		2357
2066	$self->in_memory (cf::MAP_SWAPPED);	2358	$self->in_memory (cf::MAP_SWAPPED);
2067		2359
2068	# need to save uniques path	2360	# need to save uniques path
2069	unless ($self->{deny_save}) {	2361	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2365	if $uniq;
2074	}	2366	}
2075		2367
2076	delete $cf::MAP{$self->path};	2368	delete $cf::MAP{$self->path};
2077		2369
		2370	$self->deactivate;
		2371	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2372	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2373
2082	$self->unlink_save;	2374	$self->unlink_save;
2083	$self->destroy;	2375	$self->destroy;
2084	}	2376	}
2085		2377
…		…
2091	{	2383	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2384	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2385
2094	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2095		2387
		2388	$self->unlink_save;
		2389
2096	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2097	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2395
2104	$cf::MAP{$self->path} = $self;	2396	$cf::MAP{$self->path} = $self;
2105	}	2397	}
2106		2398
2107	$self->reset; # polite request, might not happen	2399	$self->reset; # polite request, might not happen
…		…
2152		2444
2153	sub unique_maps() {	2445	sub unique_maps() {
2154	[	2446	[
2155	map {	2447	map {
2156	utf8::decode $_;	2448	utf8::decode $_;
2157	/\.map$/	2449	s/\.map$//; # TODO future compatibility hack
		2450	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2451	? ()
2158	? normalise $_	2452	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2454	]
2162	}	2455	}
2163		2456
2164	package cf;	2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
2165		2488
2166	=back	2489	=back
2167		2490
2168	=head3 cf::object	2491	=head3 cf::object
2169		2492
…		…
2173		2496
2174	=over 4	2497	=over 4
2175		2498
2176	=item $ob->inv_recursive	2499	=item $ob->inv_recursive
2177		2500
2178	Returns the inventory of the object _and_ their inventories, recursively.	2501	Returns the inventory of the object I<and> their inventories, recursively,
		2502	but I<not> the object itself.
2179		2503
2180	=cut	2504	=cut
2181		2505
2182	sub inv_recursive_;	2506	sub inv_recursive_;
2183	sub inv_recursive_ {	2507	sub inv_recursive_ {
…		…
2186		2510
2187	sub inv_recursive {	2511	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2512	inv_recursive_ inv $_[0]
2189	}	2513	}
2190		2514
		2515	=item $ref = $ob->ref
		2516
		2517	Creates and returns a persistent reference to an object that can be stored as a string.
		2518
		2519	=item $ob = cf::object::deref ($refstring)
		2520
		2521	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2522	even if the object actually exists. May block.
		2523
		2524	=cut
		2525
		2526	sub deref {
		2527	my ($ref) = @_;
		2528
		2529	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2530	my ($uuid, $name) = ($1, $2);
		2531	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2532	or return;
		2533	$pl->ob->uuid eq $uuid
		2534	or return;
		2535
		2536	$pl->ob
		2537	} else {
		2538	warn "$ref: cannot resolve object reference\n";
		2539	undef
		2540	}
		2541	}
		2542
2191	package cf;	2543	package cf;
2192		2544
2193	=back	2545	=back
2194		2546
2195	=head3 cf::object::player	2547	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2553	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2554	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2555	dialogue with the given NPC character.
2204		2556
2205	=cut	2557	=cut
		2558
		2559	our $SAY_CHANNEL = {
		2560	id => "say",
		2561	title => "Map",
		2562	reply => "say ",
		2563	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2564	};
		2565
		2566	our $CHAT_CHANNEL = {
		2567	id => "chat",
		2568	title => "Chat",
		2569	reply => "chat ",
		2570	tooltip => "Player chat and shouts, global to the server.",
		2571	};
2206		2572
2207	# rough implementation of a future "reply" method that works	2573	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2574	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2575	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2576	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2588	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2589	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2590
2225	} else {	2591	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2592	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2593	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2594	}
2229	}	2595	}
2230	}	2596	}
2231		2597
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2598	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2623
2258	=item $player_object->enter_link	2624	=item $player_object->enter_link
2259		2625
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2627
2262	The player should be reasonably safe there for short amounts of time. You	2628	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2629	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2630	though, as the player cannot control the character while it is on the link
		2631	map.
2264		2632
2265	Will never block.	2633	Will never block.
2266		2634
2267	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
2268		2636
…		…
2288	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2289	my ($self) = @_;	2657	my ($self) = @_;
2290		2658
2291	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2292		2660
		2661	++$self->{_link_recursion};
		2662
2293	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2294		2664
2295	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2296	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2297		2667
2298	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2299	}	2669	}
2300		2670
2301	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2302	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2303		2673
…		…
2320	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2322		2692
2323	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2326		2696
2327	$map->load;	2697	$map->load;
2328	$map->load_neighbours;	2698	$map->load_neighbours;
2329		2699
2330	return unless $self->contr->active;	2700	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2701
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2335	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2336		2709
		2710	}
		2711
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2338		2713
2339	Moves the player to the given map-path and coordinates by first freezing	2714	Moves the player to the given map-path and coordinates by first freezing
2340	her, loading and preparing them map, calling the provided $check callback	2715	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2716	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2717	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2718	be called at the end of this process.
2344		2719
		2720	Note that $check will be called with a potentially non-loaded map, so if
		2721	it needs a loaded map it has to call C<< ->load >>.
		2722
2345	=cut	2723	=cut
2346		2724
2347	our $GOTOGEN;	2725	our $GOTOGEN;
2348		2726
2349	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2350	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
2351		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
		2735
2352	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2738
2355	$self->enter_link;	2739	$self->enter_link;
2356		2740
2357	(async {	2741	(async {
		2742	$Coro::current->{desc} = "player::goto $path $x $y";
		2743
		2744	# *tag paths override both path and x|y
		2745	if ($path =~ /^\*(.*)$/) {
		2746	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2747	my $ob = $obs[rand @obs];
		2748
		2749	# see if we actually can go there
		2750	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2751	$ob = $obs[rand @obs];
		2752	} else {
		2753	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2754	}
		2755	# else put us there anyways for now #d#
		2756
		2757	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2758	} else {
		2759	($path, $x, $y) = (undef, undef, undef);
		2760	}
		2761	}
		2762
2358	my $map = eval {	2763	my $map = eval {
2359	my $map = cf::map::find $path;	2764	my $map = defined $path ? cf::map::find $path : undef;
2360		2765
2361	if ($map) {	2766	if ($map) {
2362	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2364	} else {	2769	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2771	}
2367		2772
2368	$map	2773	$map
2369	};	2774	};
2370		2775
…		…
2376	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2377	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2378	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2379	}	2784	}
2380		2785
2381	$done->() if $done;	2786	$done->($self) if $done;
2382	})->prio (1);	2787	})->prio (1);
2383	}	2788	}
2384		2789
2385	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2386		2791
…		…
2406	}	2811	}
2407		2812
2408	sub prepare_random_map {	2813	sub prepare_random_map {
2409	my ($exit) = @_;	2814	my ($exit) = @_;
2410		2815
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2816	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2817	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2818	# that depends on the exit object
2416		2819
2417	my $rmp = parse_random_map_params $exit->msg;	2820	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2822	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2823	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2824	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2825	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2826	$rmp->{origin_y} = $exit->y;
		2827
		2828	$exit->map->touch;
2424	}	2829	}
2425		2830
2426	$rmp->{random_seed} ||= $exit->random_seed;	2831	$rmp->{random_seed} ||= $exit->random_seed;
2427		2832
2428	my $data = cf::to_json $rmp;	2833	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2834	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2835	my $meta = "$RANDOMDIR/$md5.meta";
2431		2836
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2837	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2838	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2839	undef $fh;
2435	aio_rename "$meta~", $meta;	2840	aio_rename "$meta~", $meta;
2436		2841
		2842	my $slaying = "?random/$md5";
		2843
		2844	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2845	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2846	$exit->msg (undef);
		2847	}
2439	}	2848	}
2440	}	2849	}
2441		2850
2442	sub cf::object::player::enter_exit {	2851	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2852	my ($self, $exit) = @_;
2444		2853
2445	return unless $self->type == cf::PLAYER;	2854	return unless $self->type == cf::PLAYER;
2446		2855
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2856	$self->enter_link;
2459		2857
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2858	(async {
2465	$self->deactivate_recursive; # just to be sure	2859	$Coro::current->{desc} = "enter_exit";
		2860
2466	unless (eval {	2861	unless (eval {
		2862	$self->deactivate_recursive; # just to be sure
		2863
		2864	# random map handling
		2865	{
		2866	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2867
		2868	prepare_random_map $exit
		2869	if $exit->slaying eq "/!";
		2870	}
		2871
		2872	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2873	my $x = $exit->stats->hp;
		2874	my $y = $exit->stats->sp;
		2875
2467	$self->goto ($slaying, $hp, $sp);	2876	$self->goto ($map, $x, $y);
2468		2877
		2878	# if exit is damned, update players death & WoR home-position
		2879	$self->contr->savebed ($map, $x, $y)
		2880	if $exit->flag (cf::FLAG_DAMNED);
		2881
2469	1;	2882	1
2470	}) {	2883	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2888
2476	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2477	$self->leave_link;	2890	$self->leave_link;
2478	}	2891	}
2479	})->prio (1);	2892	})->prio (1);
2480	}	2893	}
2481		2894
…		…
2493	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2495		2908
2496	utf8::encode $text;	2909	utf8::encode $text;
2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2498	}	2936	}
2499		2937
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		2939
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2942	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2943	the message unless the client supports the msg packet.
2506		2944
2507	=cut	2945	=cut
2508		2946
		2947	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2510	"c/identify" => {	2955	"c/identify" => {
2511	id => "identify",	2956	id => "infobox",
2512	title => "Identify",	2957	title => "Identify",
2513	reply => undef,	2958	reply => undef,
2514	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
2515	},	2960	},
		2961	"c/examine" => {
		2962	id => "infobox",
		2963	title => "Examine",
		2964	reply => undef,
		2965	tooltip => "Signs and other items you examined",
		2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
		2972	},
		2973	"c/book" => {
		2974	id => "infobox",
		2975	title => "Book",
		2976	reply => undef,
		2977	tooltip => "The contents of a note or book",
		2978	},
		2979	"c/lookat" => {
		2980	id => "infobox",
		2981	title => "Look",
		2982	reply => undef,
		2983	tooltip => "What you saw there",
		2984	},
		2985	"c/who" => {
		2986	id => "infobox",
		2987	title => "Players",
		2988	reply => undef,
		2989	tooltip => "Shows players who are currently online",
		2990	},
		2991	"c/body" => {
		2992	id => "infobox",
		2993	title => "Body Parts",
		2994	reply => undef,
		2995	tooltip => "Shows which body parts you posess and are available",
		2996	},
		2997	"c/statistics" => {
		2998	id => "infobox",
		2999	title => "Statistics",
		3000	reply => undef,
		3001	tooltip => "Shows your primary statistics",
		3002	},
		3003	"c/skills" => {
		3004	id => "infobox",
		3005	title => "Skills",
		3006	reply => undef,
		3007	tooltip => "Shows your experience per skill and item power",
		3008	},
		3009	"c/shopitems" => {
		3010	id => "infobox",
		3011	title => "Shop Items",
		3012	reply => undef,
		3013	tooltip => "Shows the items currently for sale in this shop",
		3014	},
		3015	"c/resistances" => {
		3016	id => "infobox",
		3017	title => "Resistances",
		3018	reply => undef,
		3019	tooltip => "Shows your resistances",
		3020	},
		3021	"c/pets" => {
		3022	id => "infobox",
		3023	title => "Pets",
		3024	reply => undef,
		3025	tooltip => "Shows information abotu your pets/a specific pet",
		3026	},
		3027	"c/perceiveself" => {
		3028	id => "infobox",
		3029	title => "Perceive Self",
		3030	reply => undef,
		3031	tooltip => "You gained detailed knowledge about yourself",
		3032	},
		3033	"c/uptime" => {
		3034	id => "infobox",
		3035	title => "Uptime",
		3036	reply => undef,
		3037	tooltip => "How long the server has been running since last restart",
		3038	},
		3039	"c/mapinfo" => {
		3040	id => "infobox",
		3041	title => "Map Info",
		3042	reply => undef,
		3043	tooltip => "Information related to the maps",
		3044	},
		3045	"c/party" => {
		3046	id => "party",
		3047	title => "Party",
		3048	reply => "gsay ",
		3049	tooltip => "Messages and chat related to your party",
		3050	},
		3051	"c/death" => {
		3052	id => "death",
		3053	title => "Death",
		3054	reply => undef,
		3055	tooltip => "Reason for and more info about your most recent death",
		3056	},
		3057	"c/say" => $SAY_CHANNEL,
		3058	"c/chat" => $CHAT_CHANNEL,
2516	);	3059	);
2517		3060
2518	sub cf::client::send_msg {	3061	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	3062	my ($self, $channel, $msg, $color, @extra) = @_;
2520		3063
2521	$msg = $self->pl->expand_cfpod ($msg);	3064	$msg = $self->pl->expand_cfpod ($msg)
		3065	unless $color & cf::NDI_VERBATIM;
2522		3066
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	3067	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		3068
2525	# check predefined channels, for the benefit of C	3069	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3070	if ($CHANNEL{$channel}) {
		3071	$channel = $CHANNEL{$channel};
2527		3072
		3073	$self->ext_msg (channel_info => $channel);
		3074	$channel = $channel->{id};
		3075
2528	if (ref $channel) {	3076	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	3077	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	3078	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	3079	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	3080	$self->ext_msg (channel_info => $channel);
2533	}	3081	}
…		…
2535	$channel = $channel->{id};	3083	$channel = $channel->{id};
2536	}	3084	}
2537		3085
2538	return unless @extra || length $msg;	3086	return unless @extra || length $msg;
2539		3087
2540	if ($self->can_msg) {
2541	# default colour, mask it out	3088	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3089	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	3090	if $color & cf::NDI_DEF;
2544		3091
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	3092	my $pkt = "msg "
		3093	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3095	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		3096
2559	$color &= cf::NDI_COLOR_MASK;	3097	$self->send_big_packet ($pkt);
2560
2561	utf8::encode $msg;
2562
2563	if (0 && $msg =~ /\[/) {
2564	# COMMAND/INFO
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}
2572	}	3098	}
2573		3099
2574	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2575		3101
2576	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2579		3105
2580	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2581	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2582		3108
2583	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2584	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2585	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2586	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3114	}
2589	}	3115	}
2590		3116
2591	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2592		3118
…		…
2596		3122
2597	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2598	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2599		3125
2600	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2601	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2602	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2603	#TODO: version 1, remove	3129	#TODO: version 1, remove
2604	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2605	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2606	}	3132	}
2607	}	3133	}
2608		3134
2609	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2610		3136
…		…
2681		3207
2682	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
2683	if $reply;	3209	if $reply;
2684		3210
2685	} else {	3211	} else {
2686	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2687	}	3213	}
2688		3214
2689	cf::override;	3215	cf::override;
2690	},	3216	},
2691	);	3217	);
…		…
2711		3237
2712	$coro	3238	$coro
2713	}	3239	}
2714		3240
2715	cf::client->attach (	3241	cf::client->attach (
2716	on_destroy => sub {	3242	on_client_destroy => sub {
2717	my ($ns) = @_;	3243	my ($ns) = @_;
2718		3244
2719	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2720	},	3246	},
2721	);	3247	);
…		…
2737	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
2738		3264
2739	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
2740		3266
2741	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
2742	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
2743	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
2744	sort time	3270	sort time
2745	));	3271	));
2746		3272
2747	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
2749	=pod	3275	=pod
2750		3276
2751	The following functions and methods are available within a safe environment:	3277	The following functions and methods are available within a safe environment:
2752		3278
2753	cf::object	3279	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3280	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3281	insert remove name archname title slaying race decrease split
		3282	value
2756		3283
2757	cf::object::player	3284	cf::object::player
2758	player	3285	player
2759		3286
2760	cf::player	3287	cf::player
…		…
2765		3292
2766	=cut	3293	=cut
2767		3294
2768	for (	3295	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3296	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3297	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3298	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3300	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
2775	) {	3302	) {
2776	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2779	for @funs;	3305	for @funs;
2780	}	3306	}
2781		3307
…		…
2796		3322
2797	my $qcode = $code;	3323	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
2800		3326
		3327	%vars = (_dummy => 0) unless %vars;
		3328
		3329	my @res;
2801	local $_;	3330	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;
2803		3331
2804	my $eval =	3332	my $eval =
2805	"do {\n"	3333	"do {\n"
2806	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2807	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
2808	. $code	3336	. $code
2809	. "\n}"	3337	. "\n}"
2810	;	3338	;
2811		3339
		3340	if ($CFG{safe_eval}) {
2812	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
2813	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2814	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
2815		3349
2816	if ($@) {	3350	if ($@) {
2817	warn "$@";	3351	warn "$@",
2818	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
2819	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
2820	}	3354	}
2821		3355
2822	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
2823	}	3357	}
2824		3358
…		…
2838	=cut	3372	=cut
2839		3373
2840	sub register_script_function {	3374	sub register_script_function {
2841	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
2842		3376
2843	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
2844	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
2845	}	3379	}
2846		3380
2847	=back	3381	=back
2848		3382
2849	=cut	3383	=cut
…		…
2858	# for this (global event?)	3392	# for this (global event?)
2859	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
2860		3394
2861	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2862		3396
2863	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
2864		3398
2865	my $facedata;
2866	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
2867	or die "$path: $!";	3400	or die "$path: $!";
2868		3401
2869	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
2870		3403
2871	$facedata->{version} == 2	3404	$facedata->{version} == 2
2872	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
2873		3406
2874	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2875	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
2876	type => FT_RSRC,	3410	type => FT_RSRC,
2877	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
2878	};	3413	};
2879	cf::cede_to_tick;	3414	cf::cede_to_tick;
2880		3415
2881	{	3416	{
2882	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
2883		3418
2884	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3421
2886	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2890		3426
2891	cf::cede_to_tick;	3427	cf::cede_to_tick;
2892	}	3428	}
2893		3429
2894	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3431	next unless $info->{smooth};
		3432
2896	my $idx = cf::face::find $face	3433	my $idx = cf::face::find $face
2897	or next;	3434	or next;
		3435
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3439	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
2903	}	3441	}
2904		3442
2905	cf::cede_to_tick;	3443	cf::cede_to_tick;
2906	}	3444	}
2907	}	3445	}
…		…
2916		3454
2917	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
2918	}	3456	}
2919		3457
2920	{	3458	{
2921	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
2924		3460
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
		3462	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;
2930		3464
2931	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2932	# prepend meta info	3466	cf::face::set_type $idx, $info->{type};
2933
2934	my $meta = $enc->encode ({
2935	name => $name,
2936	%{ $info->{meta} || {} },
2937	});
2938
2939	$data = pack "(w/a*)*", $meta, $info->{data};
2940	} else {	3467	} else {
2941	$data = $info->{data};	3468	$RESOURCE{$name} = $info; # unused
2942	}	3469	}
2943		3470
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3471	cf::cede_to_tick;
2948	}	3472	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3473	}
		3474
		3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3476
2969	1	3477	1
2970	}	3478	}
2971		3479
2972	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
…		…
2974		3482
2975	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3484	$ns->fx_want ($k, $v);
2977	}	3485	}
2978	};	3486	};
		3487
		3488	sub load_resource_file($) {
		3489	my $guard = lock_acquire "load_resource_file";
		3490
		3491	my $status = load_resource_file_ $_[0];
		3492	get_slot 0.1, 100;
		3493	cf::arch::commit_load;
		3494
		3495	$status
		3496	}
2979		3497
2980	sub reload_regions {	3498	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3499	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3500	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3501	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3515	}
2998		3516
2999	sub reload_archetypes {	3517	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3518	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3519	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3520	}
3008		3521
3009	sub reload_treasures {	3522	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3012	}	3525	}
3013		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3014	sub reload_resources {	3550	sub reload_resources {
3015	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3016		3552
		3553	reload_exp_table;
		3554	reload_materials;
		3555	reload_facedata;
		3556	reload_sound;
		3557	reload_archetypes;
3017	reload_regions;	3558	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3559	reload_treasures;
3022		3560
3023	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3562	}
3029		3563
3030	sub reload_config {	3564	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3032	or return;
3033		3566
3034	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3035	*CFG = YAML::Syck::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3036		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3038		3574
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3041		3577
3042	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3046	};	3582	};
3047	warn $@ if $@;	3583	warn $@ if $@;
3048	}	3584	}
3049	}	3585	}
3050		3586
		3587	sub pidfile() {
		3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3589	or die "$PIDFILE: $!";
		3590	flock $fh, &Fcntl::LOCK_EX
		3591	or die "$PIDFILE: flock: $!";
		3592	$fh
		3593	}
		3594
		3595	# make sure only one server instance is running at any one time
		3596	sub atomic {
		3597	my $fh = pidfile;
		3598
		3599	my $pid = <$fh>;
		3600	kill 9, $pid if $pid > 0;
		3601
		3602	seek $fh, 0, 0;
		3603	print $fh $$;
		3604	}
		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3051	sub main {	3615	sub main {
		3616	cf::init_globals; # initialise logging
		3617
		3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3622
		3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3624
3052	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3627	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3628	(async {
3056	Event::one_event;	3629	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3630	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3631	})->prio (Coro::PRIO_MAX);
3058	};	3632	};
3059		3633
		3634	evthread_start IO::AIO::poll_fileno;
		3635
		3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
		3645	reload_resources;
3060	reload_config;	3646	reload_config;
3061	db_init;	3647	db_init;
		3648
		3649	cf::init_uuid;
		3650	cf::init_signals;
		3651	cf::init_skills;
		3652
		3653	cf::init_beforeplay;
		3654
		3655	atomic;
		3656
3062	load_extensions;	3657	load_extensions;
3063		3658
3064	$TICK_WATCHER->start;	3659	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3660
		3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
		3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3664
		3665	(pop @POST_INIT)->(0) while @POST_INIT;
		3666	};
		3667
		3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3066	}	3677	}
3067		3678
3068	#############################################################################	3679	#############################################################################
3069	# initialisation and cleanup	3680	# initialisation and cleanup
3070		3681
3071	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3072	BEGIN {	3683	BEGIN {
		3684	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3081	},
3082	);	3688	};
3083	}	3689	}
3084	}	3690	}
3085		3691
3086	sub write_runtime {	3692	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";	3693	my $t0 = AE::time;
3088		3694
3089	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3091		3697
3092	IO::AIO::aio_utime $runtime, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3699
3094	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3095		3701
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3097	or return;	3703	or return;
3098		3704
3099	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3717	aio_utime $fh, undef, undef;
3112		3718
3113	close $fh	3719	close $fh
3114	or return;	3720	or return;
3115		3721
3116	aio_rename "$runtime~", $runtime	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3723	and return;
3118		3724
3119	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3120		3726
3121	1	3727	1
		3728	}
		3729
		3730	our $uuid_lock;
		3731	our $uuid_skip;
		3732
		3733	sub write_uuid_sync($) {
		3734	$uuid_skip ||= $_[0];
		3735
		3736	return if $uuid_lock;
		3737	local $uuid_lock = 1;
		3738
		3739	my $uuid = "$LOCALDIR/uuid";
		3740
		3741	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3742	or return;
		3743
		3744	my $value = uuid_seq uuid_cur;
		3745
		3746	unless ($value) {
		3747	info "cowardly refusing to write zero uuid value!\n";
		3748	return;
		3749	}
		3750
		3751	my $value = uuid_str $value + $uuid_skip;
		3752	$uuid_skip = 0;
		3753
		3754	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3755	and return;
		3756
		3757	# always fsync - this file is important
		3758	aio_fsync $fh
		3759	and return;
		3760
		3761	close $fh
		3762	or return;
		3763
		3764	aio_rename "$uuid~", $uuid
		3765	and return;
		3766
		3767	trace "uuid file written ($value).\n";
		3768
		3769	1
		3770
		3771	}
		3772
		3773	sub write_uuid($$) {
		3774	my ($skip, $sync) = @_;
		3775
		3776	$sync ? write_uuid_sync $skip
		3777	: async { write_uuid_sync $skip };
3122	}	3778	}
3123		3779
3124	sub emergency_save() {	3780	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3126		3782
3127	warn "enter emergency perl save\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3128		3789
3129	cf::sync_job {	3790	cf::sync_job {
		3791	cf::write_runtime_sync; # external watchdog should not bark
		3792
3130	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3796	info "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3799	$pl->valid or next;
		3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3801	$pl->save;
3138	}	3802	}
3139	warn "end emergency player save\n";	3803	info "emergency_perl_save: end player save\n";
3140		3804
3141	warn "begin emergency map save\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3810	$map->valid or next;
3145	$map->save;	3811	$map->save;
3146	}	3812	}
3147	warn "end emergency map save\n";	3813	info "emergency_perl_save: end map save\n";
3148		3814
3149	warn "begin emergency database checkpoint\n";	3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	info "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
		3820
		3821	info "emergency_perl_save: begin write uuid\n";
		3822	write_uuid_sync 1;
		3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3152	};	3843	};
3153		3844
3154	warn "leave emergency perl save\n";	3845	info "emergency_perl_save: leave\n";
3155	}	3846	}
3156		3847
3157	sub post_cleanup {	3848	sub post_cleanup {
3158	my ($make_core) = @_;	3849	my ($make_core) = @_;
3159		3850
		3851	IO::AIO::flush;
		3852
3160	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3854	if $make_core;
		3855
		3856	my $fh = pidfile;
		3857	unlink $PIDFILE if <$fh> == $$;
		3858	}
		3859
		3860	# a safer delete_package, copied from Symbol
		3861	sub clear_package($) {
		3862	my $pkg = shift;
		3863
		3864	# expand to full symbol table name if needed
		3865	unless ($pkg =~ /^main::.*::$/) {
		3866	$pkg = "main$pkg" if $pkg =~ /^::/;
		3867	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3868	$pkg .= '::' unless $pkg =~ /::$/;
		3869	}
		3870
		3871	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3872	my $stem_symtab = *{$stem}{HASH};
		3873
		3874	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3875	or return;
		3876
		3877	# clear all symbols
		3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3879	for my $name (keys %$leaf_symtab) {
		3880	_gv_clear *{"$pkg$name"};
		3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3882	}
3162	}	3883	}
3163		3884
3164	sub do_reload_perl() {	3885	sub do_reload_perl() {
3165	# can/must only be called in main	3886	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3167	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3168	return;	3889	return;
3169	}	3890	}
3170		3891
		3892	return if $RELOAD++;
		3893
		3894	my $t1 = AE::time;
		3895
		3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3171	warn "reloading...";	3898	info "reloading...";
3172		3899
3173	warn "entering sync_job";	3900	trace "entering sync_job";
3174		3901
3175	cf::sync_job {	3902	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark
3177	cf::emergency_save;	3903	#cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark
3179		3904
3180	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;
3182
3183	# if anything goes wrong in here, we should simply crash as we already saved
3184
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;
3196	warn "iterate...";
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();	3907	%EXT_CORO = ();
3204		3908
3205	warn "removing commands";	3909	trace "removing commands";
3206	%COMMAND = ();	3910	%COMMAND = ();
3207		3911
3208	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3209	%EXTCMD = ();	3913	%EXTCMD = ();
3210	%EXTICMD = ();	3914	%EXTICMD = ();
3211		3915
3212	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3215		3919
3216	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3217	eval {	3921	eval {
3218	$cb->($pkg);	3922	$cb->($pkg);
3219	1	3923	1
3220	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
		3925	}
		3926
		3927	trace "... clearing $pkg";
		3928	clear_package $pkg;
3221	}	3929	}
3222		3930
3223	warn "... nuking $pkg";
3224	Symbol::delete_package $pkg;
3225	}
3226
3227	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3228	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3934
3231	warn "... unloading $k";	3935	trace "... unloading $k";
3232	delete $INC{$k};	3936	delete $INC{$k};
3233		3937
3234	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3236		3940
3237	if (my $cb = $k->can ("unload_module")) {	3941	if (my $cb = $k->can ("unload_module")) {
3238	$cb->();	3942	$cb->();
		3943	}
		3944
		3945	clear_package $k;
3239	}	3946	}
3240		3947
3241	Symbol::delete_package $k;
3242	}
3243
3244	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3949	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3951
3248	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3955
3252	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3957	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3255		3959
3256	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3257		3961
3258	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3259	require cf;	3963	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3261		3965
3262	warn "loading config and database again";	3966	trace "loading config and database again";
3263	cf::reload_config;	3967	cf::reload_config;
3264		3968
3265	warn "loading extensions";	3969	trace "loading extensions";
3266	cf::load_extensions;	3970	cf::load_extensions;
3267		3971
		3972	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
		3979	}
3274		3980
		3981	trace "running post_init jobs";
		3982	(pop @POST_INIT)->(1) while @POST_INIT;
		3983
3275	warn "leaving sync_job";	3984	trace "leaving sync_job";
3276		3985
3277	1	3986	1
3278	} or do {	3987	} or do {
3279	warn $@;	3988	error $@;
3280	warn "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3281	exit 1;	3990	};
		3991
		3992	info "reloaded";
		3993	--$RELOAD;
3282	};	3994	}
3283		3995
3284	warn "reloaded";	3996	$t1 = AE::time - $t1;
		3997	info "reload completed in ${t1}s\n";
3285	};	3998	};
3286		3999
3287	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3288		4001
3289	sub reload_perl() {	4002	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	4003	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3292		4005
3293	$RELOAD_WATCHER ||= Event->timer (	4006	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	4007	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	4008
3296	data => WF_AUTOCANCEL,	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	4010	do_reload_perl;
3299	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
3300	},	4012	};
3301	);	4013	};
3302	}	4014	}
3303		4015
3304	register_command "reload" => sub {	4016	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	4017	my ($who, $arg) = @_;
3306		4018
3307	if ($who->flag (FLAG_WIZ)) {	4019	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	4020	$who->message ("reloading server.");
		4021	async {
		4022	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	4023	reload_perl;
		4024	};
3310	}	4025	}
3311	};	4026	};
3312		4027
3313	unshift @INC, $LIBDIR;	4028	#############################################################################
3314		4029
3315	my $bug_warning = 0;	4030	my $bug_warning = 0;
3316		4031
3317	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3319		4034
3320	sub wait_for_tick {	4035	sub wait_for_tick() {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3323		4037
3324	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	4040	$signal->wait;
3327	}	4041	}
3328		4042
3329	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3332		4045
3333	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	4048	$signal->wait;
3336	}	4049	}
3337		4050
3338	my $min = 1e6;#d#	4051	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	4052	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4053	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	4054	unless ++$bug_warning > 10;
3350	return;	4055	return;
3351	}	4056	}
3352		4057
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3356		4059
3357	0 && sync_job {#d#	4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3358	for(1..10) {
3359	my $t = Event::time;
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3361	or die;
3362		4061
3363	$map->width (50);	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3364	$map->height (50);	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3365	$map->alloc;	4064	Coro::async_pool {
3366	$map->_load_objects ("/tmp/x.map", 1);	4065	$Coro::current->{desc} = "runtime saver";
3367	my $t = Event::time - $t;	4066	write_runtime_sync
3368		4067	or error "ERROR: unable to write runtime file: $!";
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	4068	};
		4069	}
3379		4070
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	4072	$sig->send;
3396	}	4073	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	4074	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	4075	$sig->send;
3399	}	4076	}
3400		4077
3401	$NOW = Event::time;	4078	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4079	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		4080
3412	_post_tick;	4081	if (0) {
3413		4082	if ($NEXT_TICK) {
3414		4083	my $jitter = $TICK_START - $NEXT_TICK;
		4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4085	debug "jitter $JITTER\n";#d#
		4086	}
3415	},	4087	}
3416	);	4088	}
3417		4089
3418	{	4090	{
3419	BDB::max_poll_time $TICK * 0.1;	4091	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	4092
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3429		4094	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	4095	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		4096
3445	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
		4099	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4100	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4101	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4102	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4103	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		4104
3448	cf::sync_job {	4105	cf::sync_job {
3449	eval {	4106	eval {
3450	BDB::db_env_open	4107	BDB::db_env_open
3451	$DB_ENV,	4108	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4110	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4111	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	4112	0666;
3456		4113
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4114	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	4115	};
3462		4116
3463	cf::cleanup "db_env_open(db): $@" if $@;	4117	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	4118	};
3465	}	4119	}
		4120
		4121	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4122	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4123	};
		4124	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4125	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4126	};
		4127	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4128	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4129	};
3466	}	4130	}
3467		4131
3468	{	4132	{
		4133	# configure IO::AIO
		4134
3469	IO::AIO::min_parallel 8;	4135	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	4136	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	4137	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	4138	}
3482		4139
3483	my $_log_backtrace;	4140	my $_log_backtrace;
3484		4141
3485	sub _log_backtrace {	4142	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	4145	$msg =~ s/\n//;
3489		4146
3490	# limit the # of concurrent backtraces	4147	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	4148	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	4149	++$_log_backtrace;
		4150	my $perl_bt = Carp::longmess $msg;
3493	async {	4151	async {
		4152	$Coro::current->{desc} = "abt $msg";
		4153
3494	my @bt = fork_call {	4154	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	4155	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	4158	or die "addr2line: $!";
…		…
3506	}	4166	}
3507		4167
3508	@funcs	4168	@funcs
3509	};	4169	};
3510		4170
3511	LOG llevInfo, "[ABT] $msg\n";	4171	LOG llevInfo, "[ABT] $perl_bt\n";
		4172	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	4173	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	4174	--$_log_backtrace;
3514	};	4175	};
3515	} else {	4176	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	4177	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	4178	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	4179	}
3519	}	4180	}
3520		4181
3521	# load additional modules	4182	# load additional modules
3522	use cf::pod;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3523		4185
3524	END { cf::emergency_save }	4186	END { cf::emergency_save }
3525		4187
3526	1	4188	1
3527		4189

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