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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 1.547 by root, Sun May 9 22:51:13 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 cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
265		375
266	=item cf::lock_wait $string	376	=item cf::lock_wait $string
267		377
268	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
269		379
270	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
271		381
272	Wait until the given lock is available and then acquires it and returns	382	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,	383	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	384	for example when the coroutine gets canceled), the lock is automatically
275	returned.	385	returned.
276		386
277	Locks are *not* recursive, locking from the same coro twice results in a	387	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	388	deadlocked coro.
…		…
284		394
285	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
286		396
287	=cut	397	=cut
288		398
289	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
290		400
291	sub lock_wait($) {	401	sub lock_wait($) {
292	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	403	}
300		404
301	sub lock_acquire($) {	405	sub lock_acquire($) {
302	my ($key) = @_;	406	$LOCKS->guard ($_[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	}	407	}
314		408
315	sub lock_active($) {	409	sub lock_active($) {
316	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	411	}
320		412
321	sub freeze_mainloop {	413	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
323		415
324	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	417	}
326	};	418
327	$TICK_WATCHER->stop;	419	=item cf::periodic $interval, $cb
328	$guard	420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
329	}	432	}
330		433
331	=item cf::get_slot $time[, $priority[, $name]]	434	=item cf::get_slot $time[, $priority[, $name]]
332		435
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		444
342	=cut	445	=cut
343		446
344	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
346		450
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
349	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
350		457
351	while () {	458	while () {
352	next_job:	459	next_job:
		460
353	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	462
355	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	467	$job->[2]->send;
359	Coro::cede;	468	Coro::cede;
360	goto next_job;	469	goto next_job;
361	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	472	}
363	}	473	}
364		474
365	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	478	$signal->wait;
369	} else {	479	} else {
		480	$busy = 0;
370	Coro::schedule;	481	Coro::schedule;
371	}	482	}
372	}	483	}
373	};	484	};
374		485
375	sub get_slot($;$$) {	486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
376	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
377		490
378	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
379	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
380		494
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
394		508
395	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
396		510
397	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
398		512
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	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	514	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	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	516	acceptable.
403		517
404	If it must be done, put the blocking parts into C<sync_job>. This will run	518	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	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	523	=cut
410		524
411	sub sync_job(&) {	525	sub sync_job(&) {
412	my ($job) = @_;	526	my ($job) = @_;
413		527
414	if ($Coro::current == $Coro::main) {	528	if (in_main) {
415	my $time = Event::time;	529	my $time = AE::time;
416		530
417	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
419		533
420	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	535
422	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
423		537
424	my $busy = 1;	538	my $busy = 1;
425	my @res;	539	my @res;
426		540
427	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	543	@res = eval { $job->() };
429	warn $@ if $@;	544	error $@ if $@;
430	undef $busy;	545	undef $busy;
431	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
432		547
433	while ($busy) {	548	while ($busy) {
434	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
435	}	553	}
		554	}
436		555
437	$time = Event::time - $time;	556	my $time = AE::time - $time;
438		557
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	558	$TICK_START += $time; # do not account sync jobs to server load
443		559
444	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
445	} else {	561	} else {
446	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
447		563
…		…
472	=item fork_call { }, $args	588	=item fork_call { }, $args
473		589
474	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
478		594
479	=cut	595	=cut
		596
		597	sub post_fork {
		598	reset_signals;
		599	}
480		600
481	sub fork_call(&@) {	601	sub fork_call(&@) {
482	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
483		603
484	# we seemingly have to make a local copy of the whole thing,	604	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	605	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	606	# TODO: investigate and fix (likely this will be rather laborious)
487		607
488	my @res = Coro::Util::fork_eval {	608	my @res = Coro::Util::fork_eval {
489	reset_signals;	609	cf::post_fork;
490	&$cb	610	&$cb
491	}, @args;	611	}, @args;
492		612
493	wantarray ? @res : $res[-1]	613	wantarray ? @res : $res[-1]
494	}	614	}
495		615
		616	sub objinfo {
		617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
		625	}
		626
		627	=item $coin = coin_from_name $name
		628
		629	=cut
		630
		631	our %coin_alias = (
		632	"silver" => "silvercoin",
		633	"silvercoin" => "silvercoin",
		634	"silvercoins" => "silvercoin",
		635	"gold" => "goldcoin",
		636	"goldcoin" => "goldcoin",
		637	"goldcoins" => "goldcoin",
		638	"platinum" => "platinacoin",
		639	"platinumcoin" => "platinacoin",
		640	"platinumcoins" => "platinacoin",
		641	"platina" => "platinacoin",
		642	"platinacoin" => "platinacoin",
		643	"platinacoins" => "platinacoin",
		644	"royalty" => "royalty",
		645	"royalties" => "royalty",
		646	);
		647
		648	sub coin_from_name($) {
		649	$coin_alias{$_[0]}
		650	? cf::arch::find $coin_alias{$_[0]}
		651	: undef
		652	}
		653
496	=item $value = cf::db_get $family => $key	654	=item $value = cf::db_get $family => $key
497		655
498	Returns a single value from the environment database.	656	Returns a single value from the environment database.
499		657
500	=item cf::db_put $family => $key => $value	658	=item cf::db_put $family => $key => $value
501		659
502	Stores the given C<$value> in the family. It can currently store binary	660	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).	661	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		662
		663	=item $db = cf::db_table "name"
		664
		665	Create and/or open a new database table. The string must not be "db" and must be unique
		666	within each server.
		667
505	=cut	668	=cut
		669
		670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
		674	my ($name) = @_;
		675	my $db = BDB::db_create $DB_ENV;
		676
		677	eval {
		678	$db->set_flags (BDB::CHKSUM);
		679
		680	utf8::encode $name;
		681	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		682	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		683	cf::cleanup "db_open(db): $!" if $!;
		684	};
		685	cf::cleanup "db_open(db): $@" if $@;
		686
		687	$db
		688	}
506		689
507	our $DB;	690	our $DB;
508		691
509	sub db_init {	692	sub db_init {
510	unless ($DB) {	693	$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	}	694	}
525		695
526	sub db_get($$) {	696	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
528		698
529	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
530	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
531		703
532	$! ? ()	704	$! ? ()
533	: $data	705	: $data
534	}
535	}	706	}
536		707
537	sub db_put($$$) {	708	sub db_put($$$) {
538	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		766
596	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	768	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
599		770
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		772
602	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
605		776
…		…
615		786
616	=cut	787	=cut
617		788
618	sub datalog($@) {	789	sub datalog($@) {
619	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	792	}
622		793
623	=back	794	=back
624		795
625	=cut	796	=cut
626		797
627	#############################################################################	798	#############################################################################
628		799
629	=head2 ATTACHABLE OBJECTS	800	=head2 ATTACHABLE OBJECTS
630		801
631	Many objects in crossfire are so-called attachable objects. That means you can	802	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")	803	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	804	to it. All such attachable objects support the following methods.
634		805
635	In the following description, CLASS can be any of C<global>, C<object>	806	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	807	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	808	Deliantra).
638		809
639	=over 4	810	=over 4
640		811
641	=item $attachable->attach ($attachment, key => $value...)	812	=item $attachable->attach ($attachment, key => $value...)
642		813
…		…
686	=item cf::CLASS::attachment $name, ...	857	=item cf::CLASS::attachment $name, ...
687		858
688	Register an attachment by C<$name> through which attachable objects of the	859	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	860	given CLASS can refer to this attachment.
690		861
691	Some classes such as crossfire maps and objects can specify attachments	862	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.	863	that are attached at load/instantiate time, thus the need for a name.
693		864
694	These calls expect any number of the following handler/hook descriptions:	865	These calls expect any number of the following handler/hook descriptions:
695		866
696	=over 4	867	=over 4
…		…
820		991
821	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		994
824	} elsif (ref $type) {	995	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
826		997
827	} else {	998	} else {
828	shift @arg;	999	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
830	}	1001	}
831	}	1002	}
832	}	1003	}
833		1004
834	sub _object_attach {	1005	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
845	}	1016	}
846		1017
847	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
848	} else {	1019	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1021	}
851		1022
852	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
853	}	1024	}
854		1025
…		…
913		1084
914	for (@$callbacks) {	1085	for (@$callbacks) {
915	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
916		1087
917	if ($@) {	1088	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1090	override;
921	}	1091	}
922		1092
923	return 1 if $override;	1093	return 1 if $override;
924	}	1094	}
925		1095
926	0	1096	0
927	}	1097	}
928		1098
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1099	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1100
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1101	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1102
933	Generate an object-specific event with the given arguments.	1103	Generate an object-specific event with the given arguments.
934		1104
…		…
940		1110
941	=cut	1111	=cut
942		1112
943	#############################################################################	1113	#############################################################################
944	# object support	1114	# object support
945	#
946		1115
		1116	sub _object_equal($$);
		1117	sub _object_equal($$) {
		1118	my ($a, $b) = @_;
		1119
		1120	return 0 unless (ref $a) eq (ref $b);
		1121
		1122	if ("HASH" eq ref $a) {
		1123	my @ka = keys %$a;
		1124	my @kb = keys %$b;
		1125
		1126	return 0 if @ka != @kb;
		1127
		1128	for (0 .. $#ka) {
		1129	return 0 unless $ka[$_] eq $kb[$_];
		1130	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1131	}
		1132
		1133	} elsif ("ARRAY" eq ref $a) {
		1134
		1135	return 0 if @$a != @$b;
		1136
		1137	for (0 .. $#$a) {
		1138	return 0 unless _object_equal $a->[$_], $b->[$_];
		1139	}
		1140
		1141	} elsif ($a ne $b) {
		1142	return 0;
		1143	}
		1144
		1145	1
		1146	}
		1147
		1148	our $SLOW_MERGES;#d#
947	sub _can_merge {	1149	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1150	my ($ob1, $ob2) = @_;
949		1151
950	local $Storable::canonical = 1;	1152	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1153
954	$fob1 eq $fob2	1154	# we do the slow way here
		1155	return _object_equal $ob1, $ob2
955	}	1156	}
956		1157
957	sub reattach {	1158	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1159	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1160	my ($obj) = @_;
960		1161
		1162	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1163	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1164
963	my $registry = $obj->registry;	1165	my $registry = $obj->registry;
964		1166
965	@$registry = ();	1167	@$registry = ();
966		1168
…		…
971	for (@$attach) {	1173	for (@$attach) {
972	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
974	}	1176	}
975	} else {	1177	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1179	}
978	}	1180	}
979	}	1181	}
980		1182
981	cf::attachable->attach (	1183	cf::attachable->attach (
982	prio => -1000000,	1184	prio => -1000000,
983	on_instantiate => sub {	1185	on_instantiate => sub {
984	my ($obj, $data) = @_;	1186	my ($obj, $data) = @_;
985		1187
986	$data = from_json $data;	1188	$data = decode_json $data;
987		1189
988	for (@$data) {	1190	for (@$data) {
989	my ($name, $args) = @$_;	1191	my ($name, $args) = @$_;
990		1192
991	$obj->attach ($name, %{$args || {} });	1193	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1209	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1009		1211
1010	sync_job {	1212	sync_job {
1011	if (length $$rdata) {	1213	if (length $$rdata) {
		1214	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1014		1218
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1220	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1019	close $fh;	1226	aio_close $fh;
1020		1227
1021	if (@$objs) {	1228	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1229	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1230	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1231	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1232	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1233	if ($cf::USE_FSYNC) {
		1234	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;
		1235	aio_fsync $fh;
		1236	}
1027	close $fh;	1237	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1238	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1239	}
1030	} else {	1240	} else {
1031	aio_unlink "$filename.pst";	1241	aio_unlink "$filename.pst";
1032	}	1242	}
1033		1243
1034	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
		1245
		1246	$filename =~ s%/[^/]+$%%;
		1247	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1248	} else {
1036	warn "FATAL: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1037	}	1250	}
1038	} else {	1251	} else {
1039	aio_unlink $filename;	1252	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1041	}	1254	}
1042	}	1255	};
1043	}	1256	}
1044		1257
1045	sub object_freezer_as_string {	1258	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1259	my ($rdata, $objs) = @_;
1047		1260
…		…
1059	or return;	1272	or return;
1060		1273
1061	unless (aio_stat "$filename.pst") {	1274	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1275	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1276	or return;
		1277
1064	$av = eval { (Storable::thaw $av)->{objs} };	1278	my $st = eval { Coro::Storable::thaw $av };
		1279	$av = $st->{objs};
1065	}	1280	}
1066		1281
		1282	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
		1286
1069	return ($data, $av);	1287	($data, $av)
1070	}	1288	}
1071		1289
1072	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
1073		1291
1074	=over 4	1292	=over 4
…		…
1128	my ($name, $cb) = @_;	1346	my ($name, $cb) = @_;
1129		1347
1130	$EXTICMD{$name} = $cb;	1348	$EXTICMD{$name} = $cb;
1131	}	1349	}
1132		1350
		1351	use File::Glob ();
		1352
1133	cf::player->attach (	1353	cf::player->attach (
1134	on_command => sub {	1354	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1136		1356
1137	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1138	or return;	1358	or return;
1139		1359
…		…
1162		1382
1163	$pl->ext_reply ($reply, @reply)	1383	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1384	if $reply;
1165		1385
1166	} else {	1386	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1388	}
1169		1389
1170	cf::override;	1390	cf::override;
1171	},	1391	},
1172	);	1392	);
1173		1393
		1394	# "readahead" all extensions
		1395	sub cache_extensions {
		1396	my $grp = IO::AIO::aio_group;
		1397
		1398	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1399	for (grep /\.ext$/, @{$_[0]}) {
		1400	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1401	}
		1402	};
		1403
		1404	$grp
		1405	}
		1406
1174	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1175	cf::sync_job {	1410	cf::sync_job {
1176	my %todo;	1411	my %todo;
1177		1412
1178	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1414	next unless -r $path;
…		…
1197		1432
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1435
1201	$ext{source} =	1436	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1204	. $source	1439	. $source
1205	. "\n};\n1";	1440	. "\n};\n1";
1206		1441
1207	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1208	}	1443	}
1209		1444
		1445	my $pass = 0;
1210	my %done;	1446	my %done;
1211	while (%todo) {	1447	while (%todo) {
1212	my $progress;	1448	my $progress;
1213		1449
		1450	++$pass;
		1451
		1452	ext:
1214	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1455	next ext
1217	unless exists $done{$_};	1456	unless exists $done{$_};
1218	}	1457	}
1219		1458
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1460
1222	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1465
		1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1467	if exists $v->{meta}{mandatory};
1227	warn $msg;	1468
1228	warn "mandatory extension failed to load, exiting.\n";	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1470	delete $todo{$k};
1230	}	1471	} else {
1231		1472	$done{$k} = delete $todo{$k};
1232	warn $msg;	1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1233	}	1478	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1479	}
1239		1480
1240	skip:	1481	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1243	}	1489	}
1244	};	1490	};
1245	}	1491	}
1246		1492
1247	#############################################################################	1493	#############################################################################
1248		1494
1249	=back	1495	=back
1250		1496
1251	=head2 CORE EXTENSIONS	1497	=head2 CORE EXTENSIONS
1252		1498
1253	Functions and methods that extend core crossfire objects.	1499	Functions and methods that extend core deliantra objects.
1254		1500
1255	=cut	1501	=cut
1256		1502
1257	package cf::player;	1503	package cf::player;
1258		1504
1259	use Coro::AIO;	1505	use Coro::AIO;
1260		1506
1261	=head3 cf::player	1507	=head3 cf::player
1262		1508
1263	=over 4	1509	=over 4
		1510
		1511	=item cf::player::num_playing
		1512
		1513	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1514
		1515	=cut
		1516
		1517	sub num_playing {
		1518	scalar grep
		1519	$_->ob->map
		1520	&& !$_->hidden
		1521	&& !$_->ob->flag (cf::FLAG_WIZ),
		1522	cf::player::list
		1523	}
1264		1524
1265	=item cf::player::find $login	1525	=item cf::player::find $login
1266		1526
1267	Returns the given player object, loading it if necessary (might block).	1527	Returns the given player object, loading it if necessary (might block).
1268		1528
…		…
1287		1547
1288	sub exists($) {	1548	sub exists($) {
1289	my ($login) = @_;	1549	my ($login) = @_;
1290		1550
1291	$cf::PLAYER{$login}	1551	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1552	or !aio_stat path $login
1293	}	1553	}
1294		1554
1295	sub find($) {	1555	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1556	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1557	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1564	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1565	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1566	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1567	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1568
1309	my $pl = load_pl path $login	1569	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1570	or return;
		1571
		1572	my $pl = cf::player::load_pl $f
		1573	or return;
		1574
		1575	local $cf::PLAYER_LOADING{$login} = $pl;
		1576	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1312	}	1578	}
1313	}	1579	}
1314	}	1580	}
		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
1315		1594
1316	sub save($) {	1595	sub save($) {
1317	my ($pl) = @_;	1596	my ($pl) = @_;
1318		1597
1319	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
…		…
1323		1602
1324	return if $pl->{deny_save};	1603	return if $pl->{deny_save};
1325		1604
1326	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
		1607
		1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1612
1329	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1614	cf::cede_to_tick;
1331	}	1615	}
1332		1616
…		…
1364	my ($pl) = @_;	1648	my ($pl) = @_;
1365		1649
1366	my $name = $pl->ob->name;	1650	my $name = $pl->ob->name;
1367		1651
1368	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1654
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1656	$pl->deactivate;
		1657
		1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1659	ext::highscore::check ($pl->ob);
		1660
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1375		1663
1376	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1701	or return [];
1414		1702
1415	my @logins;	1703	my @logins;
1416		1704
1417	for my $login (@$dirs) {	1705	for my $login (@$dirs) {
		1706	my $path = path $login;
		1707
		1708	# a .pst is a dead give-away for a valid player
		1709	# if no pst file found, open and chekc for blocked users
		1710	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1711	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1712	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1713	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1714	}
1421		1715
1422	utf8::decode $login;	1716	utf8::decode $login;
1423	push @logins, $login;	1717	push @logins, $login;
1424	}	1718	}
1425		1719
1426	\@logins	1720	\@logins
1427	}	1721	}
1428		1722
1429	=item $player->maps	1723	=item $player->maps
		1724
		1725	=item cf::player::maps $login
1430		1726
1431	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1432	player. May block.	1728	player. May block.
1433		1729
1434	=cut	1730	=cut
…		…
1452	}	1748	}
1453		1749
1454	\@paths	1750	\@paths
1455	}	1751	}
1456		1752
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1753	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1754
1459	Expand crossfire pod fragments into protocol xml.	1755	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		1756
1507	=item $player->ext_reply ($msgid, @msg)	1757	=item $player->ext_reply ($msgid, @msg)
1508		1758
1509	Sends an ext reply to the player.	1759	Sends an ext reply to the player.
1510		1760
…		…
1542		1792
1543	=cut	1793	=cut
1544		1794
1545	sub find_by_path($) {	1795	sub find_by_path($) {
1546	my ($path) = @_;	1796	my ($path) = @_;
		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
1547		1799
1548	my ($match, $specificity);	1800	my ($match, $specificity);
1549		1801
1550	for my $region (list) {	1802	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1829	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1830	our $DEFAULT_RESET = 3000;
1579		1831
1580	sub generate_random_map {	1832	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1833	my ($self, $rmp) = @_;
		1834
		1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1836
1582	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1838	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1605		1860
1606	sub register {	1861	sub register {
1607	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	1863	my $pkg = caller;
1609		1864
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		1866
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1868	}
1615		1869
1616	# also paths starting with '/'	1870	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1872
1619	sub thawer_merge {	1873	sub thawer_merge {
1620	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1621		1875
1622	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1627	}	1881	}
1628		1882
1629	sub normalise {	1883	sub normalise {
1630	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1631		1885
1632	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1633		1887
1634	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1635		1889
1636	# map plan:	1890	# map plan:
1637	#	1891	#
…		…
1676	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1677	return $self;	1931	return $self;
1678	}	1932	}
1679	}	1933	}
1680		1934
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	1936	()
1683	}	1937	}
1684		1938
1685	sub init {	1939	sub init {
1686	my ($self) = @_;	1940	my ($self) = @_;
…		…
1708		1962
1709	# the temporary/swap location	1963	# the temporary/swap location
1710	sub save_path {	1964	sub save_path {
1711	my ($self) = @_;	1965	my ($self) = @_;
1712		1966
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1967	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1968	"$TMPDIR/$path.map"
1715	}	1969	}
1716		1970
1717	# the unique path, undef == no special unique path	1971	# the unique path, undef == no special unique path
1718	sub uniq_path {	1972	sub uniq_path {
1719	my ($self) = @_;	1973	my ($self) = @_;
1720		1974
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1975	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1976	"$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	}	1977	}
1733		1978
1734	sub decay_objects {	1979	sub decay_objects {
1735	my ($self) = @_;	1980	my ($self) = @_;
1736		1981
…		…
1749		1994
1750	sub load_header_from($) {	1995	sub load_header_from($) {
1751	my ($self, $path) = @_;	1996	my ($self, $path) = @_;
1752		1997
1753	utf8::encode $path;	1998	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1999	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2000	or return;
		2001
		2002	$self->_load_header ($f)
		2003	or return;
		2004
		2005	local $MAP_LOADING{$self->{path}} = $self;
		2006	$f->resolve_delayed_derefs;
1759		2007
1760	$self->{load_path} = $path;	2008	$self->{load_path} = $path;
1761		2009
1762	1	2010	1
1763	}	2011	}
…		…
1815		2063
1816	sub find;	2064	sub find;
1817	sub find {	2065	sub find {
1818	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
1819		2067
		2068	cf::cede_to_tick;
		2069
1820	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1821		2071
		2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2074
1824	$cf::MAP{$path} || do {	2075	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2076	my $map = new_from_path cf::map $path
1827	or return;	2077	or return;
1828		2078
1829	$map->{last_save} = $cf::RUNTIME;	2079	$map->{last_save} = $cf::RUNTIME;
1830		2080
…		…
1832	or return;	2082	or return;
1833		2083
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2084	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2085	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2086	#$cf::WAIT_FOR_TICK->wait;
		2087	undef $guard2;
		2088	undef $guard1;
1837	$map->reset;	2089	$map->reset;
1838	undef $guard;
1839	return find $path;	2090	return find $path;
1840	}	2091	}
1841		2092
1842	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
1843	}	2094	}
1844	}	2095	}
1845		2096
1846	sub pre_load { }	2097	sub pre_load { }
1847	sub post_load { }	2098	#sub post_load { } # XS
1848		2099
1849	sub load {	2100	sub load {
1850	my ($self) = @_;	2101	my ($self) = @_;
1851		2102
1852	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
1853		2104
1854	my $path = $self->{path};	2105	my $path = $self->{path};
1855		2106
1856	{	2107	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2108	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2109
		2110	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2111	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2112
1862	$self->in_memory (cf::MAP_LOADING);	2113	$self->in_memory (cf::MAP_LOADING);
1863		2114
1864	$self->alloc;	2115	$self->alloc;
1865		2116
1866	$self->pre_load;	2117	$self->pre_load;
1867	cf::cede_to_tick;	2118	cf::cede_to_tick;
1868		2119
		2120	my $f = new_from_file cf::object::thawer $self->{load_path};
		2121	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2122	$self->_load_objects ($f)
1870	or return;	2123	or return;
1871		2124
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2125	$self->post_load_original
1873	if delete $self->{load_original};	2126	if delete $self->{load_original};
1874		2127
1875	if (my $uniq = $self->uniq_path) {	2128	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2129	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2130	unless (aio_stat $uniq) {
		2131	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2132	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2133	$self->_load_objects ($f);
		2134	$f->resolve_delayed_derefs;
		2135	}
1880	}	2136	}
1881	}	2137	}
		2138
		2139	$f->resolve_delayed_derefs;
1882		2140
1883	cf::cede_to_tick;	2141	cf::cede_to_tick;
1884	# now do the right thing for maps	2142	# now do the right thing for maps
1885	$self->link_multipart_objects;	2143	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2144	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2148	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2149	$self->decay_objects;
1892	$self->fix_auto_apply;	2150	$self->fix_auto_apply;
1893	$self->update_buttons;	2151	$self->update_buttons;
1894	cf::cede_to_tick;	2152	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2153	$self->activate;
1898	}	2154	}
1899		2155
1900	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2157	$self->last_access ($cf::RUNTIME);
1902		2158
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2159	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2160	}
1905		2161
1906	$self->post_load;	2162	$self->post_load;
1907	}	2163	}
1908		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2168	sub customise_for {
1910	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
1911		2170
1912	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2172	if $self->per_player;
…		…
1929	or next;	2188	or next;
1930	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
1931	or next;	2190	or next;
1932	$neigh->load;	2191	$neigh->load;
1933		2192
		2193	# now find the diagonal neighbours
1934	push @neigh,	2194	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}	2197	}
1938		2198
…		…
1945	}	2205	}
1946		2206
1947	sub find_sync {	2207	sub find_sync {
1948	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
1949		2209
1950	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
1951	}	2214	}
1952		2215
1953	sub do_load_sync {	2216	sub do_load_sync {
1954	my ($map) = @_;	2217	my ($map) = @_;
1955		2218
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2220	if $Coro::current == $Coro::main;
1958		2221
1959	cf::sync_job { $map->load };	2222	$map->load;
1960	}	2223	}
1961		2224
1962	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
1964		2227
…		…
1966	my ($path, $origin, $load) = @_;	2229	my ($path, $origin, $load) = @_;
1967		2230
1968	$path = normalise $path, $origin && $origin->{path};	2231	$path = normalise $path, $origin && $origin->{path};
1969		2232
1970	if (my $map = $cf::MAP{$path}) {	2233	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2234	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2235	}
1973		2236
1974	$MAP_PREFETCH{$path} |= $load;	2237	$MAP_PREFETCH{$path} |= $load;
1975		2238
1976	$MAP_PREFETCHER ||= cf::async {	2239	$MAP_PREFETCHER ||= cf::async {
		2240	$Coro::current->{desc} = "map prefetcher";
		2241
1977	while (%MAP_PREFETCH) {	2242	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2243	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2244	if (my $map = find $k) {
1980	$map->load if $v;	2245	$map->load if $v;
1981	}	2246	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
1989		2254
1990	()	2255	()
1991	}	2256	}
1992		2257
		2258	# common code, used by both ->save and ->swapout
1993	sub save {	2259	sub _save {
1994	my ($self) = @_;	2260	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2261
1998	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
1999		2263
2000	return unless $self->dirty;	2264	return unless $self->dirty;
2001		2265
…		…
2007	return if $self->{deny_save};	2271	return if $self->{deny_save};
2008		2272
2009	local $self->{last_access} = $self->last_access;#d#	2273	local $self->{last_access} = $self->last_access;#d#
2010		2274
2011	cf::async {	2275	cf::async {
		2276	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2277	$_->contr->save for $self->players;
2013	};	2278	};
		2279
		2280	cf::get_slot 0.02;
2014		2281
2015	if ($uniq) {	2282	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2283	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2284	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2285	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2287	}
2021	}	2288	}
2022		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2023	sub swap_out {	2298	sub swap_out {
2024	my ($self) = @_;	2299	my ($self) = @_;
2025		2300
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2302
		2303	return if $self->in_memory != cf::MAP_ACTIVE;
		2304	return if $self->{deny_save};
2031	return if $self->players;	2305	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
		2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
2035	$self->clear;	2316	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2317	}
2038		2318
2039	sub reset_at {	2319	sub reset_at {
2040	my ($self) = @_;	2320	my ($self) = @_;
2041		2321
…		…
2059		2339
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2341
2062	return if $self->players;	2342	return if $self->players;
2063		2343
2064	warn "resetting map ", $self->path;	2344	cf::trace "resetting map ", $self->path, "\n";
2065		2345
2066	$self->in_memory (cf::MAP_SWAPPED);	2346	$self->in_memory (cf::MAP_SWAPPED);
2067		2347
2068	# need to save uniques path	2348	# need to save uniques path
2069	unless ($self->{deny_save}) {	2349	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2353	if $uniq;
2074	}	2354	}
2075		2355
2076	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2077		2357
		2358	$self->deactivate;
		2359	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2360	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2361
2082	$self->unlink_save;	2362	$self->unlink_save;
2083	$self->destroy;	2363	$self->destroy;
2084	}	2364	}
2085		2365
…		…
2091	{	2371	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2372	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2373
2094	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2095		2375
		2376	$self->unlink_save;
		2377
2096	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2097	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2383
2104	$cf::MAP{$self->path} = $self;	2384	$cf::MAP{$self->path} = $self;
2105	}	2385	}
2106		2386
2107	$self->reset; # polite request, might not happen	2387	$self->reset; # polite request, might not happen
…		…
2152		2432
2153	sub unique_maps() {	2433	sub unique_maps() {
2154	[	2434	[
2155	map {	2435	map {
2156	utf8::decode $_;	2436	utf8::decode $_;
2157	/\.map$/	2437	s/\.map$//; # TODO future compatibility hack
		2438	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2439	? ()
2158	? normalise $_	2440	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2441	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2442	]
2162	}	2443	}
2163		2444
2164	package cf;	2445	=item cf::map::static_maps
		2446
		2447	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2448	file in the shared directory excluding F</styles> and F</editor>). May
		2449	block.
		2450
		2451	=cut
		2452
		2453	sub static_maps() {
		2454	my @dirs = "";
		2455	my @maps;
		2456
		2457	while (@dirs) {
		2458	my $dir = shift @dirs;
		2459
		2460	next if $dir eq "/styles" || $dir eq "/editor";
		2461
		2462	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2463	or return;
		2464
		2465	for (@$files) {
		2466	s/\.map$// or next;
		2467	utf8::decode $_;
		2468	push @maps, "$dir/$_";
		2469	}
		2470
		2471	push @dirs, map "$dir/$_", @$dirs;
		2472	}
		2473
		2474	\@maps
		2475	}
2165		2476
2166	=back	2477	=back
2167		2478
2168	=head3 cf::object	2479	=head3 cf::object
2169		2480
…		…
2173		2484
2174	=over 4	2485	=over 4
2175		2486
2176	=item $ob->inv_recursive	2487	=item $ob->inv_recursive
2177		2488
2178	Returns the inventory of the object _and_ their inventories, recursively.	2489	Returns the inventory of the object I<and> their inventories, recursively,
		2490	but I<not> the object itself.
2179		2491
2180	=cut	2492	=cut
2181		2493
2182	sub inv_recursive_;	2494	sub inv_recursive_;
2183	sub inv_recursive_ {	2495	sub inv_recursive_ {
…		…
2186		2498
2187	sub inv_recursive {	2499	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2500	inv_recursive_ inv $_[0]
2189	}	2501	}
2190		2502
		2503	=item $ref = $ob->ref
		2504
		2505	Creates and returns a persistent reference to an object that can be stored as a string.
		2506
		2507	=item $ob = cf::object::deref ($refstring)
		2508
		2509	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2510	even if the object actually exists. May block.
		2511
		2512	=cut
		2513
		2514	sub deref {
		2515	my ($ref) = @_;
		2516
		2517	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2518	my ($uuid, $name) = ($1, $2);
		2519	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2520	or return;
		2521	$pl->ob->uuid eq $uuid
		2522	or return;
		2523
		2524	$pl->ob
		2525	} else {
		2526	warn "$ref: cannot resolve object reference\n";
		2527	undef
		2528	}
		2529	}
		2530
2191	package cf;	2531	package cf;
2192		2532
2193	=back	2533	=back
2194		2534
2195	=head3 cf::object::player	2535	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2541	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	2542	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2543	dialogue with the given NPC character.
2204		2544
2205	=cut	2545	=cut
		2546
		2547	our $SAY_CHANNEL = {
		2548	id => "say",
		2549	title => "Map",
		2550	reply => "say ",
		2551	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2552	};
		2553
		2554	our $CHAT_CHANNEL = {
		2555	id => "chat",
		2556	title => "Chat",
		2557	reply => "chat ",
		2558	tooltip => "Player chat and shouts, global to the server.",
		2559	};
2206		2560
2207	# rough implementation of a future "reply" method that works	2561	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2562	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2563	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2564	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2576	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2577	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2578
2225	} else {	2579	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2580	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2581	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2582	}
2229	}	2583	}
2230	}	2584	}
2231		2585
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2586	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2611
2258	=item $player_object->enter_link	2612	=item $player_object->enter_link
2259		2613
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2615
2262	The player should be reasonably safe there for short amounts of time. You	2616	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.	2617	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2618	though, as the player cannot control the character while it is on the link
		2619	map.
2264		2620
2265	Will never block.	2621	Will never block.
2266		2622
2267	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
2268		2624
…		…
2288	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2289	my ($self) = @_;	2645	my ($self) = @_;
2290		2646
2291	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2292		2648
		2649	++$self->{_link_recursion};
		2650
2293	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2294		2652
2295	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2296	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2297		2655
2298	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2299	}	2657	}
2300		2658
2301	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2302	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2303		2661
…		…
2320	($x, $y) = (-1, -1)	2678	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2679	unless (defined $x) && (defined $y);
2322		2680
2323	# use -1 or undef as default coordinates, not 0, 0	2681	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2682	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2683	if $x <= 0 && $y <= 0;
2326		2684
2327	$map->load;	2685	$map->load;
2328	$map->load_neighbours;	2686	$map->load_neighbours;
2329		2687
2330	return unless $self->contr->active;	2688	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2689
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2335	}	2692	# entering was successful
		2693	delete $self->{_link_recursion};
		2694	# only activate afterwards, to support waiting in hooks
		2695	$self->activate_recursive;
		2696	}
2336		2697
		2698	}
		2699
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2338		2701
2339	Moves the player to the given map-path and coordinates by first freezing	2702	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	2703	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	2704	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	2705	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2706	be called at the end of this process.
2344		2707
		2708	Note that $check will be called with a potentially non-loaded map, so if
		2709	it needs a loaded map it has to call C<< ->load >>.
		2710
2345	=cut	2711	=cut
2346		2712
2347	our $GOTOGEN;	2713	our $GOTOGEN;
2348		2714
2349	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2350	my ($self, $path, $x, $y, $check, $done) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
2351		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
		2723
2352	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2726
2355	$self->enter_link;	2727	$self->enter_link;
2356		2728
2357	(async {	2729	(async {
		2730	$Coro::current->{desc} = "player::goto $path $x $y";
		2731
		2732	# *tag paths override both path and x|y
		2733	if ($path =~ /^\*(.*)$/) {
		2734	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2735	my $ob = $obs[rand @obs];
		2736
		2737	# see if we actually can go there
		2738	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2739	$ob = $obs[rand @obs];
		2740	} else {
		2741	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2742	}
		2743	# else put us there anyways for now #d#
		2744
		2745	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2746	} else {
		2747	($path, $x, $y) = (undef, undef, undef);
		2748	}
		2749	}
		2750
2358	my $map = eval {	2751	my $map = eval {
2359	my $map = cf::map::find $path;	2752	my $map = defined $path ? cf::map::find $path : undef;
2360		2753
2361	if ($map) {	2754	if ($map) {
2362	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2364	} else {	2757	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2759	}
2367		2760
2368	$map	2761	$map
2369	};	2762	};
2370		2763
…		…
2376	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2377	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2378	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2379	}	2772	}
2380		2773
2381	$done->() if $done;	2774	$done->($self) if $done;
2382	})->prio (1);	2775	})->prio (1);
2383	}	2776	}
2384		2777
2385	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2386		2779
…		…
2406	}	2799	}
2407		2800
2408	sub prepare_random_map {	2801	sub prepare_random_map {
2409	my ($exit) = @_;	2802	my ($exit) = @_;
2410		2803
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2804	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2805	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2806	# that depends on the exit object
2416		2807
2417	my $rmp = parse_random_map_params $exit->msg;	2808	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2810	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2811	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2812	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2813	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2814	$rmp->{origin_y} = $exit->y;
		2815
		2816	$exit->map->touch;
2424	}	2817	}
2425		2818
2426	$rmp->{random_seed} ||= $exit->random_seed;	2819	$rmp->{random_seed} ||= $exit->random_seed;
2427		2820
2428	my $data = cf::to_json $rmp;	2821	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2822	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2823	my $meta = "$RANDOMDIR/$md5.meta";
2431		2824
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2825	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2826	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2827	undef $fh;
2435	aio_rename "$meta~", $meta;	2828	aio_rename "$meta~", $meta;
2436		2829
		2830	my $slaying = "?random/$md5";
		2831
		2832	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2833	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2834	$exit->msg (undef);
		2835	}
2439	}	2836	}
2440	}	2837	}
2441		2838
2442	sub cf::object::player::enter_exit {	2839	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2840	my ($self, $exit) = @_;
2444		2841
2445	return unless $self->type == cf::PLAYER;	2842	return unless $self->type == cf::PLAYER;
2446		2843
2447	if ($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;	2844	$self->enter_link;
2459		2845
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 {	2846	(async {
2465	$self->deactivate_recursive; # just to be sure	2847	$Coro::current->{desc} = "enter_exit";
		2848
2466	unless (eval {	2849	unless (eval {
		2850	$self->deactivate_recursive; # just to be sure
		2851
		2852	# random map handling
		2853	{
		2854	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2855
		2856	prepare_random_map $exit
		2857	if $exit->slaying eq "/!";
		2858	}
		2859
		2860	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2861	my $x = $exit->stats->hp;
		2862	my $y = $exit->stats->sp;
		2863
2467	$self->goto ($slaying, $hp, $sp);	2864	$self->goto ($map, $x, $y);
2468		2865
		2866	# if exit is damned, update players death & WoR home-position
		2867	$self->contr->savebed ($map, $x, $y)
		2868	if $exit->flag (cf::FLAG_DAMNED);
		2869
2469	1;	2870	1
2470	}) {	2871	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2876
2476	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2477	$self->leave_link;	2878	$self->leave_link;
2478	}	2879	}
2479	})->prio (1);	2880	})->prio (1);
2480	}	2881	}
2481		2882
…		…
2493	sub cf::client::send_drawinfo {	2894	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	2895	my ($self, $text, $flags) = @_;
2495		2896
2496	utf8::encode $text;	2897	utf8::encode $text;
2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2898	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2899	}
		2900
		2901	=item $client->send_big_packet ($pkt)
		2902
		2903	Like C<send_packet>, but tries to compress large packets, and fragments
		2904	them as required.
		2905
		2906	=cut
		2907
		2908	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2909
		2910	sub cf::client::send_big_packet {
		2911	my ($self, $pkt) = @_;
		2912
		2913	# try lzf for large packets
		2914	$pkt = "lzf " . Compress::LZF::compress $pkt
		2915	if 1024 <= length $pkt and $self->{can_lzf};
		2916
		2917	# split very large packets
		2918	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2919	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2920	$pkt = "frag";
		2921	}
		2922
		2923	$self->send_packet ($pkt);
2498	}	2924	}
2499		2925
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	2926	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		2927
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	2928	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2930	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2931	the message unless the client supports the msg packet.
2506		2932
2507	=cut	2933	=cut
2508		2934
		2935	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2936	our %CHANNEL = (
		2937	"c/motd" => {
		2938	id => "infobox",
		2939	title => "MOTD",
		2940	reply => undef,
		2941	tooltip => "The message of the day",
		2942	},
2510	"c/identify" => {	2943	"c/identify" => {
2511	id => "identify",	2944	id => "infobox",
2512	title => "Identify",	2945	title => "Identify",
2513	reply => undef,	2946	reply => undef,
2514	tooltip => "Items recently identified",	2947	tooltip => "Items recently identified",
2515	},	2948	},
		2949	"c/examine" => {
		2950	id => "infobox",
		2951	title => "Examine",
		2952	reply => undef,
		2953	tooltip => "Signs and other items you examined",
		2954	},
		2955	"c/shopinfo" => {
		2956	id => "infobox",
		2957	title => "Shop Info",
		2958	reply => undef,
		2959	tooltip => "What your bargaining skill tells you about the shop",
		2960	},
		2961	"c/book" => {
		2962	id => "infobox",
		2963	title => "Book",
		2964	reply => undef,
		2965	tooltip => "The contents of a note or book",
		2966	},
		2967	"c/lookat" => {
		2968	id => "infobox",
		2969	title => "Look",
		2970	reply => undef,
		2971	tooltip => "What you saw there",
		2972	},
		2973	"c/who" => {
		2974	id => "infobox",
		2975	title => "Players",
		2976	reply => undef,
		2977	tooltip => "Shows players who are currently online",
		2978	},
		2979	"c/body" => {
		2980	id => "infobox",
		2981	title => "Body Parts",
		2982	reply => undef,
		2983	tooltip => "Shows which body parts you posess and are available",
		2984	},
		2985	"c/statistics" => {
		2986	id => "infobox",
		2987	title => "Statistics",
		2988	reply => undef,
		2989	tooltip => "Shows your primary statistics",
		2990	},
		2991	"c/skills" => {
		2992	id => "infobox",
		2993	title => "Skills",
		2994	reply => undef,
		2995	tooltip => "Shows your experience per skill and item power",
		2996	},
		2997	"c/shopitems" => {
		2998	id => "infobox",
		2999	title => "Shop Items",
		3000	reply => undef,
		3001	tooltip => "Shows the items currently for sale in this shop",
		3002	},
		3003	"c/resistances" => {
		3004	id => "infobox",
		3005	title => "Resistances",
		3006	reply => undef,
		3007	tooltip => "Shows your resistances",
		3008	},
		3009	"c/pets" => {
		3010	id => "infobox",
		3011	title => "Pets",
		3012	reply => undef,
		3013	tooltip => "Shows information abotu your pets/a specific pet",
		3014	},
		3015	"c/perceiveself" => {
		3016	id => "infobox",
		3017	title => "Perceive Self",
		3018	reply => undef,
		3019	tooltip => "You gained detailed knowledge about yourself",
		3020	},
		3021	"c/uptime" => {
		3022	id => "infobox",
		3023	title => "Uptime",
		3024	reply => undef,
		3025	tooltip => "How long the server has been running since last restart",
		3026	},
		3027	"c/mapinfo" => {
		3028	id => "infobox",
		3029	title => "Map Info",
		3030	reply => undef,
		3031	tooltip => "Information related to the maps",
		3032	},
		3033	"c/party" => {
		3034	id => "party",
		3035	title => "Party",
		3036	reply => "gsay ",
		3037	tooltip => "Messages and chat related to your party",
		3038	},
		3039	"c/death" => {
		3040	id => "death",
		3041	title => "Death",
		3042	reply => undef,
		3043	tooltip => "Reason for and more info about your most recent death",
		3044	},
		3045	"c/say" => $SAY_CHANNEL,
		3046	"c/chat" => $CHAT_CHANNEL,
2516	);	3047	);
2517		3048
2518	sub cf::client::send_msg {	3049	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	3050	my ($self, $channel, $msg, $color, @extra) = @_;
2520		3051
2521	$msg = $self->pl->expand_cfpod ($msg);	3052	$msg = $self->pl->expand_cfpod ($msg)
		3053	unless $color & cf::NDI_VERBATIM;
2522		3054
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	3055	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		3056
2525	# check predefined channels, for the benefit of C	3057	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3058	if ($CHANNEL{$channel}) {
		3059	$channel = $CHANNEL{$channel};
2527		3060
		3061	$self->ext_msg (channel_info => $channel);
		3062	$channel = $channel->{id};
		3063
2528	if (ref $channel) {	3064	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	3065	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	3066	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	3067	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	3068	$self->ext_msg (channel_info => $channel);
2533	}	3069	}
…		…
2535	$channel = $channel->{id};	3071	$channel = $channel->{id};
2536	}	3072	}
2537		3073
2538	return unless @extra || length $msg;	3074	return unless @extra || length $msg;
2539		3075
2540	if ($self->can_msg) {
2541	# default colour, mask it out	3076	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3077	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	3078	if $color & cf::NDI_DEF;
2544		3079
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	3080	my $pkt = "msg "
		3081	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3082	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3083	);
2548	if ($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		3084
2559	$color &= cf::NDI_COLOR_MASK;	3085	$self->send_big_packet ($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	}	3086	}
2573		3087
2574	=item $client->ext_msg ($type, @msg)	3088	=item $client->ext_msg ($type, @msg)
2575		3089
2576	Sends an ext event to the client.	3090	Sends an ext event to the client.
…		…
2579		3093
2580	sub cf::client::ext_msg($$@) {	3094	sub cf::client::ext_msg($$@) {
2581	my ($self, $type, @msg) = @_;	3095	my ($self, $type, @msg) = @_;
2582		3096
2583	if ($self->extcmd == 2) {	3097	if ($self->extcmd == 2) {
2584	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3098	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2585	} elsif ($self->extcmd == 1) { # TODO: remove	3099	} elsif ($self->extcmd == 1) { # TODO: remove
2586	push @msg, msgtype => "event_$type";	3100	push @msg, msgtype => "event_$type";
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3102	}
2589	}	3103	}
2590		3104
2591	=item $client->ext_reply ($msgid, @msg)	3105	=item $client->ext_reply ($msgid, @msg)
2592		3106
…		…
2596		3110
2597	sub cf::client::ext_reply($$@) {	3111	sub cf::client::ext_reply($$@) {
2598	my ($self, $id, @msg) = @_;	3112	my ($self, $id, @msg) = @_;
2599		3113
2600	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2601	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2602	} elsif ($self->extcmd == 1) {	3116	} elsif ($self->extcmd == 1) {
2603	#TODO: version 1, remove	3117	#TODO: version 1, remove
2604	unshift @msg, msgtype => "reply", msgid => $id;	3118	unshift @msg, msgtype => "reply", msgid => $id;
2605	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2606	}	3120	}
2607	}	3121	}
2608		3122
2609	=item $success = $client->query ($flags, "text", \&cb)	3123	=item $success = $client->query ($flags, "text", \&cb)
2610		3124
…		…
2681		3195
2682	$ns->ext_reply ($reply, @reply)	3196	$ns->ext_reply ($reply, @reply)
2683	if $reply;	3197	if $reply;
2684		3198
2685	} else {	3199	} else {
2686	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2687	}	3201	}
2688		3202
2689	cf::override;	3203	cf::override;
2690	},	3204	},
2691	);	3205	);
…		…
2711		3225
2712	$coro	3226	$coro
2713	}	3227	}
2714		3228
2715	cf::client->attach (	3229	cf::client->attach (
2716	on_destroy => sub {	3230	on_client_destroy => sub {
2717	my ($ns) = @_;	3231	my ($ns) = @_;
2718		3232
2719	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2720	},	3234	},
2721	);	3235	);
…		…
2737	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
2738		3252
2739	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
2740		3254
2741	$safe->permit_only (Opcode::opset qw(	3255	$safe->permit_only (Opcode::opset qw(
2742	:base_core :base_mem :base_orig :base_math	3256	:base_core :base_mem :base_orig :base_math :base_loop
2743	grepstart grepwhile mapstart mapwhile	3257	grepstart grepwhile mapstart mapwhile
2744	sort time	3258	sort time
2745	));	3259	));
2746		3260
2747	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
…		…
2749	=pod	3263	=pod
2750		3264
2751	The following functions and methods are available within a safe environment:	3265	The following functions and methods are available within a safe environment:
2752		3266
2753	cf::object	3267	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3268	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3269	insert remove name archname title slaying race decrease split
		3270	value
2756		3271
2757	cf::object::player	3272	cf::object::player
2758	player	3273	player
2759		3274
2760	cf::player	3275	cf::player
…		…
2765		3280
2766	=cut	3281	=cut
2767		3282
2768	for (	3283	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3284	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3285	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3286	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3288	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
2775	) {	3290	) {
2776	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2779	for @funs;	3293	for @funs;
2780	}	3294	}
2781		3295
…		…
2796		3310
2797	my $qcode = $code;	3311	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
2800		3314
		3315	%vars = (_dummy => 0) unless %vars;
		3316
		3317	my @res;
2801	local $_;	3318	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;
2803		3319
2804	my $eval =	3320	my $eval =
2805	"do {\n"	3321	"do {\n"
2806	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2807	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
2808	. $code	3324	. $code
2809	. "\n}"	3325	. "\n}"
2810	;	3326	;
2811		3327
		3328	if ($CFG{safe_eval}) {
2812	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
2813	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2814	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
2815		3337
2816	if ($@) {	3338	if ($@) {
2817	warn "$@";	3339	warn "$@",
2818	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
2819	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
2820	}	3342	}
2821		3343
2822	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
2823	}	3345	}
2824		3346
…		…
2838	=cut	3360	=cut
2839		3361
2840	sub register_script_function {	3362	sub register_script_function {
2841	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
2842		3364
2843	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
2844	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
2845	}	3367	}
2846		3368
2847	=back	3369	=back
2848		3370
2849	=cut	3371	=cut
…		…
2858	# for this (global event?)	3380	# for this (global event?)
2859	%ext::player_env::MUSIC_FACE_CACHE = ();	3381	%ext::player_env::MUSIC_FACE_CACHE = ();
2860		3382
2861	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2862		3384
2863	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
2864		3386
2865	my $facedata;
2866	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
2867	or die "$path: $!";	3388	or die "$path: $!";
2868		3389
2869	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
2870		3391
2871	$facedata->{version} == 2	3392	$facedata->{version} == 2
2872	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
2873		3394
2874	# patch in the exptable	3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2875	$facedata->{resource}{"res/exp_table"} = {	3397	$facedata->{resource}{"res/exp_table"} = {
2876	type => FT_RSRC,	3398	type => FT_RSRC,
2877	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
2878	};	3401	};
2879	cf::cede_to_tick;	3402	cf::cede_to_tick;
2880		3403
2881	{	3404	{
2882	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
2883		3406
2884	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3409
2886	cf::face::set_visibility $idx, $info->{visibility};	3410	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3411	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2890		3414
2891	cf::cede_to_tick;	3415	cf::cede_to_tick;
2892	}	3416	}
2893		3417
2894	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3419	next unless $info->{smooth};
		3420
2896	my $idx = cf::face::find $face	3421	my $idx = cf::face::find $face
2897	or next;	3422	or next;
		3423
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3427	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
2903	}	3429	}
2904		3430
2905	cf::cede_to_tick;	3431	cf::cede_to_tick;
2906	}	3432	}
2907	}	3433	}
…		…
2916		3442
2917	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
2918	}	3444	}
2919		3445
2920	{	3446	{
2921	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3447	my $res = $facedata->{resource};
2924		3448
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3449	while (my ($name, $info) = each %$res) {
		3450	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;
2930		3452
2931	if ($info->{type} & 1) {	3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2932	# prepend meta info	3454	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 {	3455	} else {
2941	$data = $info->{data};	3456	$RESOURCE{$name} = $info; # unused
2942	}	3457	}
2943		3458
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3459	cf::cede_to_tick;
2948	}	3460	}
2949
2950	if ($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 => $face;
2965	}
2966	}
2967	}	3461	}
		3462
		3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3464
2969	1	3465	1
2970	}	3466	}
2971		3467
2972	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
…		…
2974		3470
2975	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3472	$ns->fx_want ($k, $v);
2977	}	3473	}
2978	};	3474	};
		3475
		3476	sub load_resource_file($) {
		3477	my $guard = lock_acquire "load_resource_file";
		3478
		3479	my $status = load_resource_file_ $_[0];
		3480	get_slot 0.1, 100;
		3481	cf::arch::commit_load;
		3482
		3483	$status
		3484	}
2979		3485
2980	sub reload_regions {	3486	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3487	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3488	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3489	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3503	}
2998		3504
2999	sub reload_archetypes {	3505	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3506	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3507	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3508	}
3008		3509
3009	sub reload_treasures {	3510	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
3012	}	3513	}
3013		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
3014	sub reload_resources {	3538	sub reload_resources {
3015	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
3016		3540
		3541	reload_exp_table;
		3542	reload_materials;
		3543	reload_facedata;
		3544	reload_sound;
		3545	reload_archetypes;
3017	reload_regions;	3546	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3547	reload_treasures;
3022		3548
3023	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3550	}
3029		3551
3030	sub reload_config {	3552	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3553	trace "reloading config file...\n";
3032	or return;
3033		3554
3034	local $/;	3555	0 < aio_load "$CONFDIR/config", my $config
		3556	or die "$CONFDIR/config: $!";
		3557
		3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3035	*CFG = YAML::Syck::Load <$fh>;	3561	*CFG = YAML::XS::Load $config;
3036		3562
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3038		3564
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$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};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3041		3567
3042	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
3046	};	3572	};
3047	warn $@ if $@;	3573	warn $@ if $@;
3048	}	3574	}
3049	}	3575	}
3050		3576
		3577	sub pidfile() {
		3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3579	or die "$PIDFILE: $!";
		3580	flock $fh, &Fcntl::LOCK_EX
		3581	or die "$PIDFILE: flock: $!";
		3582	$fh
		3583	}
		3584
		3585	# make sure only one server instance is running at any one time
		3586	sub atomic {
		3587	my $fh = pidfile;
		3588
		3589	my $pid = <$fh>;
		3590	kill 9, $pid if $pid > 0;
		3591
		3592	seek $fh, 0, 0;
		3593	print $fh $$;
		3594	}
		3595
		3596	sub main_loop {
		3597	trace "EV::loop starting\n";
		3598	if (1) {
		3599	EV::loop;
		3600	}
		3601	trace "EV::loop returned\n";
		3602	goto &main_loop unless $REALLY_UNLOOP;
		3603	}
		3604
3051	sub main {	3605	sub main {
		3606	cf::init_globals; # initialise logging
		3607
		3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3612
		3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3614
3052	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3617	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3618	(async {
3056	Event::one_event;	3619	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3620	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3621	})->prio (Coro::PRIO_MAX);
3058	};	3622	};
3059		3623
		3624	evthread_start IO::AIO::poll_fileno;
		3625
		3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
		3635	reload_resources;
3060	reload_config;	3636	reload_config;
3061	db_init;	3637	db_init;
		3638
		3639	cf::init_uuid;
		3640	cf::init_signals;
		3641	cf::init_skills;
		3642
		3643	cf::init_beforeplay;
		3644
		3645	atomic;
		3646
3062	load_extensions;	3647	load_extensions;
3063		3648
3064	$TICK_WATCHER->start;	3649	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3650
		3651	# no (long-running) fork's whatsoever before this point(!)
		3652	use POSIX ();
		3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3654
		3655	(pop @POST_INIT)->(0) while @POST_INIT;
		3656	};
		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
		3666	goto &main_loop;
3066	}	3667	}
3067		3668
3068	#############################################################################	3669	#############################################################################
3069	# initialisation and cleanup	3670	# initialisation and cleanup
3070		3671
3071	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3072	BEGIN {	3673	BEGIN {
		3674	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3676	$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";	3677	cf::cleanup "SIG$signal";
3081	},
3082	);	3678	};
3083	}	3679	}
3084	}	3680	}
3085		3681
3086	sub write_runtime {	3682	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";	3683	my $t0 = AE::time;
3088		3684
3089	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3091		3687
3092	IO::AIO::aio_utime $runtime, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3689
3094	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3095		3691
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3097	or return;	3693	or return;
3098		3694
3099	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3707	aio_utime $fh, undef, undef;
3112		3708
3113	close $fh	3709	close $fh
3114	or return;	3710	or return;
3115		3711
3116	aio_rename "$runtime~", $runtime	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3713	and return;
3118		3714
3119	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3120		3716
3121	1	3717	1
		3718	}
		3719
		3720	our $uuid_lock;
		3721	our $uuid_skip;
		3722
		3723	sub write_uuid_sync($) {
		3724	$uuid_skip ||= $_[0];
		3725
		3726	return if $uuid_lock;
		3727	local $uuid_lock = 1;
		3728
		3729	my $uuid = "$LOCALDIR/uuid";
		3730
		3731	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3732	or return;
		3733
		3734	my $value = uuid_seq uuid_cur;
		3735
		3736	unless ($value) {
		3737	info "cowardly refusing to write zero uuid value!\n";
		3738	return;
		3739	}
		3740
		3741	my $value = uuid_str $value + $uuid_skip;
		3742	$uuid_skip = 0;
		3743
		3744	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3745	and return;
		3746
		3747	# always fsync - this file is important
		3748	aio_fsync $fh
		3749	and return;
		3750
		3751	close $fh
		3752	or return;
		3753
		3754	aio_rename "$uuid~", $uuid
		3755	and return;
		3756
		3757	trace "uuid file written ($value).\n";
		3758
		3759	1
		3760
		3761	}
		3762
		3763	sub write_uuid($$) {
		3764	my ($skip, $sync) = @_;
		3765
		3766	$sync ? write_uuid_sync $skip
		3767	: async { write_uuid_sync $skip };
3122	}	3768	}
3123		3769
3124	sub emergency_save() {	3770	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3126		3772
3127	warn "enter emergency perl save\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
3128		3779
3129	cf::sync_job {	3780	cf::sync_job {
		3781	cf::write_runtime_sync; # external watchdog should not bark
		3782
3130	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3786	info "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3789	$pl->valid or next;
		3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3791	$pl->save;
3138	}	3792	}
3139	warn "end emergency player save\n";	3793	info "emergency_perl_save: end player save\n";
3140		3794
3141	warn "begin emergency map save\n";	3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
		3797	info "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3800	$map->valid or next;
3145	$map->save;	3801	$map->save;
3146	}	3802	}
3147	warn "end emergency map save\n";	3803	info "emergency_perl_save: end map save\n";
3148		3804
3149	warn "begin emergency database checkpoint\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
		3810
		3811	info "emergency_perl_save: begin write uuid\n";
		3812	write_uuid_sync 1;
		3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3152	};	3833	};
3153		3834
3154	warn "leave emergency perl save\n";	3835	info "emergency_perl_save: leave\n";
3155	}	3836	}
3156		3837
3157	sub post_cleanup {	3838	sub post_cleanup {
3158	my ($make_core) = @_;	3839	my ($make_core) = @_;
3159		3840
		3841	IO::AIO::flush;
		3842
3160	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3844	if $make_core;
		3845
		3846	my $fh = pidfile;
		3847	unlink $PIDFILE if <$fh> == $$;
		3848	}
		3849
		3850	# a safer delete_package, copied from Symbol
		3851	sub clear_package($) {
		3852	my $pkg = shift;
		3853
		3854	# expand to full symbol table name if needed
		3855	unless ($pkg =~ /^main::.*::$/) {
		3856	$pkg = "main$pkg" if $pkg =~ /^::/;
		3857	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3858	$pkg .= '::' unless $pkg =~ /::$/;
		3859	}
		3860
		3861	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3862	my $stem_symtab = *{$stem}{HASH};
		3863
		3864	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3865	or return;
		3866
		3867	# clear all symbols
		3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3869	for my $name (keys %$leaf_symtab) {
		3870	_gv_clear *{"$pkg$name"};
		3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3872	}
3162	}	3873	}
3163		3874
3164	sub do_reload_perl() {	3875	sub do_reload_perl() {
3165	# can/must only be called in main	3876	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3167	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3168	return;	3879	return;
3169	}	3880	}
3170		3881
		3882	return if $RELOAD++;
		3883
		3884	my $t1 = AE::time;
		3885
		3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3171	warn "reloading...";	3888	info "reloading...";
3172		3889
3173	warn "entering sync_job";	3890	trace "entering sync_job";
3174		3891
3175	cf::sync_job {	3892	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark
3177	cf::emergency_save;	3893	#cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark
3179		3894
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";	3895	trace "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();	3897	%EXT_CORO = ();
3204		3898
3205	warn "removing commands";	3899	trace "removing commands";
3206	%COMMAND = ();	3900	%COMMAND = ();
3207		3901
3208	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3209	%EXTCMD = ();	3903	%EXTCMD = ();
3210	%EXTICMD = ();	3904	%EXTICMD = ();
3211		3905
3212	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3215		3909
3216	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3217	eval {	3911	eval {
3218	$cb->($pkg);	3912	$cb->($pkg);
3219	1	3913	1
3220	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
		3915	}
		3916
		3917	trace "... clearing $pkg";
		3918	clear_package $pkg;
3221	}	3919	}
3222		3920
3223	warn "... nuking $pkg";
3224	Symbol::delete_package $pkg;
3225	}
3226
3227	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3228	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3924
3231	warn "... unloading $k";	3925	trace "... unloading $k";
3232	delete $INC{$k};	3926	delete $INC{$k};
3233		3927
3234	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3236		3930
3237	if (my $cb = $k->can ("unload_module")) {	3931	if (my $cb = $k->can ("unload_module")) {
3238	$cb->();	3932	$cb->();
		3933	}
		3934
		3935	clear_package $k;
3239	}	3936	}
3240		3937
3241	Symbol::delete_package $k;
3242	}
3243
3244	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3939	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3941
3248	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3945
3252	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3947	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3255		3949
3256	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3257		3951
3258	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3259	require cf;	3953	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3954	cf::_connect_to_perl_1;
3261		3955
3262	warn "loading config and database again";	3956	trace "loading config and database again";
3263	cf::reload_config;	3957	cf::reload_config;
3264		3958
3265	warn "loading extensions";	3959	trace "loading extensions";
3266	cf::load_extensions;	3960	cf::load_extensions;
3267		3961
		3962	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
		3969	}
3274		3970
		3971	trace "running post_init jobs";
		3972	(pop @POST_INIT)->(1) while @POST_INIT;
		3973
3275	warn "leaving sync_job";	3974	trace "leaving sync_job";
3276		3975
3277	1	3976	1
3278	} or do {	3977	} or do {
3279	warn $@;	3978	error $@;
3280	warn "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3281	exit 1;	3980	};
		3981
		3982	info "reloaded";
		3983	--$RELOAD;
3282	};	3984	}
3283		3985
3284	warn "reloaded";	3986	$t1 = AE::time - $t1;
		3987	info "reload completed in ${t1}s\n";
3285	};	3988	};
3286		3989
3287	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3288		3991
3289	sub reload_perl() {	3992	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3993	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3292		3995
3293	$RELOAD_WATCHER ||= Event->timer (	3996	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3997	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3998
3296	data => WF_AUTOCANCEL,	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	4000	do_reload_perl;
3299	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3300	},	4002	};
3301	);	4003	};
3302	}	4004	}
3303		4005
3304	register_command "reload" => sub {	4006	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	4007	my ($who, $arg) = @_;
3306		4008
3307	if ($who->flag (FLAG_WIZ)) {	4009	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	4010	$who->message ("reloading server.");
		4011	async {
		4012	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	4013	reload_perl;
		4014	};
3310	}	4015	}
3311	};	4016	};
3312		4017
3313	unshift @INC, $LIBDIR;	4018	#############################################################################
3314		4019
3315	my $bug_warning = 0;	4020	my $bug_warning = 0;
3316		4021
3317	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3319		4024
3320	sub wait_for_tick {	4025	sub wait_for_tick() {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3323		4027
3324	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	4030	$signal->wait;
3327	}	4031	}
3328		4032
3329	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3332		4035
3333	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	4038	$signal->wait;
3336	}	4039	}
3337		4040
3338	my $min = 1e6;#d#	4041	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) {	4042	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4043	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	4044	unless ++$bug_warning > 10;
3350	return;	4045	return;
3351	}	4046	}
3352		4047
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3356		4049
3357	0 && sync_job {#d#	4050	#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		4051
3363	$map->width (50);	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3364	$map->height (50);	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3365	$map->alloc;	4054	Coro::async_pool {
3366	$map->_load_objects ("/tmp/x.map", 1);	4055	$Coro::current->{desc} = "runtime saver";
3367	my $t = Event::time - $t;	4056	write_runtime_sync
3368		4057	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	};	4058	};
		4059	}
3379		4060
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) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	4062	$sig->send;
3396	}	4063	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	4064	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	4065	$sig->send;
3399	}	4066	}
3400		4067
3401	$NOW = Event::time;	4068	$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;	4069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		4070
3412	_post_tick;	4071	if (0) {
3413		4072	if ($NEXT_TICK) {
3414		4073	my $jitter = $TICK_START - $NEXT_TICK;
		4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4075	debug "jitter $JITTER\n";#d#
		4076	}
3415	},	4077	}
3416	);	4078	}
3417		4079
3418	{	4080	{
3419	BDB::max_poll_time $TICK * 0.1;	4081	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	4082
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;	4083	BDB::min_parallel 16;
3429		4084	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	4085	$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		4086
3445	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;
		4089	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4090	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4091	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4092	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4093	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		4094
3448	cf::sync_job {	4095	cf::sync_job {
3449	eval {	4096	eval {
3450	BDB::db_env_open	4097	BDB::db_env_open
3451	$DB_ENV,	4098	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4100	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4101	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	4102	0666;
3456		4103
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4104	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	};	4105	};
3462		4106
3463	cf::cleanup "db_env_open(db): $@" if $@;	4107	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	4108	};
3465	}	4109	}
		4110
		4111	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4112	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4113	};
		4114	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4115	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4116	};
		4117	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4118	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4119	};
3466	}	4120	}
3467		4121
3468	{	4122	{
		4123	# configure IO::AIO
		4124
3469	IO::AIO::min_parallel 8;	4125	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	4126	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	4127	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	}	4128	}
3482		4129
3483	my $_log_backtrace;	4130	my $_log_backtrace;
3484		4131
3485	sub _log_backtrace {	4132	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	4135	$msg =~ s/\n//;
3489		4136
3490	# limit the # of concurrent backtraces	4137	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	4138	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	4139	++$_log_backtrace;
		4140	my $perl_bt = Carp::longmess $msg;
3493	async {	4141	async {
		4142	$Coro::current->{desc} = "abt $msg";
		4143
3494	my @bt = fork_call {	4144	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	4145	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4146	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4147	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	4148	or die "addr2line: $!";
…		…
3506	}	4156	}
3507		4157
3508	@funcs	4158	@funcs
3509	};	4159	};
3510		4160
3511	LOG llevInfo, "[ABT] $msg\n";	4161	LOG llevInfo, "[ABT] $perl_bt\n";
		4162	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	4163	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	4164	--$_log_backtrace;
3514	};	4165	};
3515	} else {	4166	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	4167	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	4168	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	4169	}
3519	}	4170	}
3520		4171
3521	# load additional modules	4172	# load additional modules
3522	use cf::pod;	4173	require "cf/$_.pm" for @EXTRA_MODULES;
		4174	cf::_connect_to_perl_2;
3523		4175
3524	END { cf::emergency_save }	4176	END { cf::emergency_save }
3525		4177
3526	1	4178	1
3527		4179

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