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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 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, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # 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	LOG llevError, $msg;	276	LOG llevWarn, $msg;
193	};	277	};
194	}	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	};
195		292
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	303	for my $pkg (qw(
207	cf::global cf::attachable	304	cf::global cf::attachable
208	cf::object cf::object::player	305	cf::object cf::object::player
209	cf::client cf::player	306	cf::client cf::player
210	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
211	cf::map cf::party cf::region	309	cf::party cf::region
212	)) {	310	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	312	}
216		313
217	$Event::DIED = sub {	314	$EV::DIED = sub {
218	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
219	};	316	};
220		317
221	#############################################################################	318	#############################################################################
222		319
223	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	343	$d
247	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
248	}	345	}
249		346
250	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
251		348
252	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
253		350
254	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
255		352
256	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
257		354
258	=cut	355	=cut
259		356
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		358
262	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
264		404
265	=item cf::lock_wait $string	405	=item cf::lock_wait $string
266		406
267	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
268		408
269	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
270		410
271	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
274	returned.	414	returned.
275		415
276	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
277	deadlocked coro.	417	deadlocked coro.
…		…
283		423
284	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
285		425
286	=cut	426	=cut
287		427
288	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
289	our %LOCKER;#d#
290		429
291	sub lock_wait($) {	430	sub lock_wait($) {
292	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
293
294	if ($LOCKER{$key} == $Coro::current) {#d#
295	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
296	return;#d#
297	}#d#
298
299	# wait for lock, if any
300	while ($LOCK{$key}) {
301	push @{ $LOCK{$key} }, $Coro::current;
302	Coro::schedule;
303	}
304	}	432	}
305		433
306	sub lock_acquire($) {	434	sub lock_acquire($) {
307	my ($key) = @_;	435	$LOCKS->guard ($_[0])
308
309	# wait, to be sure we are not locked
310	lock_wait $key;
311
312	$LOCK{$key} = [];
313	$LOCKER{$key} = $Coro::current;#d#
314
315	Coro::guard {
316	delete $LOCKER{$key};#d#
317	# wake up all waiters, to be on the safe side
318	$_->ready for @{ delete $LOCK{$key} };
319	}
320	}	436	}
321		437
322	sub lock_active($) {	438	sub lock_active($) {
323	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
324
325	! ! $LOCK{$key}
326	}	440	}
327		441
328	sub freeze_mainloop {	442	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
330		444
331	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
332	$TICK_WATCHER->start;	446	}
333	};	447
334	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
335	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
336	}	461	}
337		462
338	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
339		464
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
348		473
349	=cut	474	=cut
350		475
351	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
353		479
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
356	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
357		486
358	while () {	487	while () {
359	next_job:	488	next_job:
		489
360	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
361	if ($avail > 0.01) {	491
362	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
363	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
364	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
365	$job->[2]->send;	496	$job->[2]->send;
366	Coro::cede;	497	Coro::cede;
367	goto next_job;	498	goto next_job;
368	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
369	}	501	}
370	}	502	}
371		503
372	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
375	$signal->wait;	507	$signal->wait;
376	} else {	508	} else {
		509	$busy = 0;
377	Coro::schedule;	510	Coro::schedule;
378	}	511	}
379	}	512	}
380	};	513	};
381		514
382	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
383	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
384		519
385	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
386	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
387		523
388	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
389	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
390	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
401		537
402	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
403		539
404	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
405		541
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
407	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
408	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409	acceptable.	545	acceptable.
410		546
411	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
412	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
416	=cut	552	=cut
417		553
418	sub sync_job(&) {	554	sub sync_job(&) {
419	my ($job) = @_;	555	my ($job) = @_;
420		556
421	if ($Coro::current == $Coro::main) {	557	if (in_main) {
422	my $time = Event::time;	558	my $time = AE::time;
423		559
424	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
426		562
427	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	564
429	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
430		566
431	my $busy = 1;	567	my $busy = 1;
432	my @res;	568	my @res;
433		569
434	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	572	@res = eval { $job->() };
436	warn $@ if $@;	573	error $@ if $@;
437	undef $busy;	574	undef $busy;
438	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
439		576
440	while ($busy) {	577	while ($busy) {
441	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
442	}	582	}
		583	}
443		584
444	$time = Event::time - $time;	585	my $time = AE::time - $time;
445		586
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
450		588
451	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
452	} else {	590	} else {
453	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
454		592
…		…
474	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
475		613
476	$coro	614	$coro
477	}	615	}
478		616
479	=item fork_call { }, $args	617	=item fork_call { }, @args
480		618
481	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
482	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
483	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
484	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
485		623
486	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
487		629
488	sub fork_call(&@) {	630	sub fork_call(&@) {
489	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
490		632
491	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
492	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
493	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
494		636
495	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
496	reset_signals;	638	cf::post_fork;
497	&$cb	639	&$cb
498	}, @args;	640	} @args;
499		641
500	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
501	}	681	}
502		682
503	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
504		684
505	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
507	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
508		688
509	Stores the given C<$value> in the family. It can currently store binary	689	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	690	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		691
		692	=item $db = cf::db_table "name"
		693
		694	Create and/or open a new database table. The string must not be "db" and must be unique
		695	within each server.
		696
512	=cut	697	=cut
		698
		699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
		703	my ($name) = @_;
		704	my $db = BDB::db_create $DB_ENV;
		705
		706	eval {
		707	$db->set_flags (BDB::CHKSUM);
		708
		709	utf8::encode $name;
		710	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		711	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		712	cf::cleanup "db_open(db): $!" if $!;
		713	};
		714	cf::cleanup "db_open(db): $@" if $@;
		715
		716	$db
		717	}
513		718
514	our $DB;	719	our $DB;
515		720
516	sub db_init {	721	sub db_init {
517	unless ($DB) {	722	$DB ||= db_table "db";
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {
521	eval {
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}
531	}	723	}
532		724
533	sub db_get($$) {	725	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
535		727
536	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
537	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
538		732
539	$! ? ()	733	$! ? ()
540	: $data	734	: $data
541	}
542	}	735	}
543		736
544	sub db_put($$$) {	737	sub db_put($$$) {
545	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
546	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
602		795
603	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
604	my $data = $process->(\@data);	797	my $data = $process->(\@data);
605	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
606		799
607	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
608		801
609	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
610	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
611	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
612		805
…		…
622		815
623	=cut	816	=cut
624		817
625	sub datalog($@) {	818	sub datalog($@) {
626	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
627	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
628	}	821	}
629		822
630	=back	823	=back
631		824
632	=cut	825	=cut
633		826
634	#############################################################################	827	#############################################################################
635		828
636	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
637		830
638	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
639	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
640	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
641		834
642	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
643	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
644	Crossfire TRT).	837	Deliantra).
645		838
646	=over 4	839	=over 4
647		840
648	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
649		842
…		…
693	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
694		887
695	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
696	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
697		890
698	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
699	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
700		893
701	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
702		895
703	=over 4	896	=over 4
…		…
827		1020
828	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
829	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
830		1023
831	} elsif (ref $type) {	1024	} elsif (ref $type) {
832	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
833		1026
834	} else {	1027	} else {
835	shift @arg;	1028	shift @arg;
836	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
837	}	1030	}
838	}	1031	}
839	}	1032	}
840		1033
841	sub _object_attach {	1034	sub _object_attach {
…		…
851	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
852	}	1045	}
853		1046
854	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
855	} else {	1048	} else {
856	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
857	}	1050	}
858		1051
859	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
860	}	1053	}
861		1054
…		…
920		1113
921	for (@$callbacks) {	1114	for (@$callbacks) {
922	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
923		1116
924	if ($@) {	1117	if ($@) {
925	warn "$@";
926	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
927	override;	1119	override;
928	}	1120	}
929		1121
930	return 1 if $override;	1122	return 1 if $override;
931	}	1123	}
932		1124
933	0	1125	0
934	}	1126	}
935		1127
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1129
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1131
940	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
941		1133
…		…
947		1139
948	=cut	1140	=cut
949		1141
950	#############################################################################	1142	#############################################################################
951	# object support	1143	# object support
952	#
953		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
954	sub _can_merge {	1178	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
956		1180
957	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1182
961	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
962	}	1185	}
963		1186
964	sub reattach {	1187	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1189	my ($obj) = @_;
967		1190
		1191	# no longer needed after getting rid of delete_package?
968	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
969		1193
970	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
971		1195
972	@$registry = ();	1196	@$registry = ();
973		1197
…		…
978	for (@$attach) {	1202	for (@$attach) {
979	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
980	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
981	}	1205	}
982	} else {	1206	} else {
983	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
984	}	1208	}
985	}	1209	}
986	}	1210	}
987		1211
988	cf::attachable->attach (	1212	cf::attachable->attach (
989	prio => -1000000,	1213	prio => -1000000,
990	on_instantiate => sub {	1214	on_instantiate => sub {
991	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
992		1216
993	$data = from_json $data;	1217	$data = decode_json $data;
994		1218
995	for (@$data) {	1219	for (@$data) {
996	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
997		1221
998	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1012	);	1236	);
1013		1237
1014	sub object_freezer_save {	1238	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1016		1240
1017	my $guard = cf::lock_acquire "io";
1018
1019	sync_job {	1241	sync_job {
1020	if (length $$rdata) {	1242	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1024		1247
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1029	close $fh;	1255	aio_close $fh;
1030		1256
1031	if (@$objs) {	1257	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1037	close $fh;	1266	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1268	}
1040	} else {	1269	} else {
1041	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1042	}	1271	}
1043		1272
1044	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1277	} else {
1046	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1047	}	1279	}
1048	} else {	1280	} else {
1049	aio_unlink $filename;	1281	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1051	}	1283	}
1052	};	1284	};
1053
1054	undef $guard;
1055	}	1285	}
1056		1286
1057	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1059		1289
…		…
1064		1294
1065	sub object_thawer_load {	1295	sub object_thawer_load {
1066	my ($filename) = @_;	1296	my ($filename) = @_;
1067		1297
1068	my ($data, $av);	1298	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1299
1072	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1073	or return;	1301	or return;
1074		1302
1075	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1305	or return;
1078		1306
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1081	}	1309	}
1082		1310
1083	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1086		1315
1087	($data, $av)	1316	($data, $av)
1088	}	1317	}
1089		1318
1090	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1146	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1147		1376
1148	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1149	}	1378	}
1150		1379
		1380	use File::Glob ();
		1381
1151	cf::player->attach (	1382	cf::player->attach (
1152	on_command => sub {	1383	on_unknown_command => sub {
1153	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1154		1385
1155	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1156	or return;	1387	or return;
1157		1388
…		…
1180		1411
1181	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1182	if $reply;	1413	if $reply;
1183		1414
1184	} else {	1415	} else {
1185	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1186	}	1417	}
1187		1418
1188	cf::override;	1419	cf::override;
1189	},	1420	},
1190	);	1421	);
1191		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1192	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1193	cf::sync_job {	1439	cf::sync_job {
1194	my %todo;	1440	my %todo;
1195		1441
1196	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1197	next unless -r $path;	1443	next unless -r $path;
…		…
1215		1461
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1464
1219	$ext{source} =	1465	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1221	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1222	. $source	1468	. $source
1223	. "\n};\n1";	1469	. "\n};\n1";
1224		1470
1225	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1226	}	1472	}
1227		1473
		1474	my $pass = 0;
1228	my %done;	1475	my %done;
1229	while (%todo) {	1476	while (%todo) {
1230	my $progress;	1477	my $progress;
1231		1478
		1479	++$pass;
		1480
		1481	ext:
1232	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1233	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1234	goto skip	1484	next ext
1235	unless exists $done{$_};	1485	unless exists $done{$_};
1236	}	1486	}
1237		1487
1238	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1239		1489
1240	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1241	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1242	: "$v->{base}: extension inactive.\n";
1243		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1244	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1245	warn $msg;	1497
1246	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1247	exit 1;	1499	delete $todo{$k};
1248	}	1500	} else {
1249		1501	$done{$k} = delete $todo{$k};
1250	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1251	}	1507	}
1252
1253	$done{$k} = delete $todo{$k};
1254	push @EXTS, $v->{pkg};
1255	$progress = 1;
1256	}	1508	}
1257		1509
1258	skip:	1510	unless ($progress) {
1259	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1260	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1261	}	1518	}
1262	};	1519	};
1263	}	1520	}
1264		1521
1265	#############################################################################	1522	#############################################################################
1266		1523
1267	=back	1524	=back
1268		1525
1269	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1270		1527
1271	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1272		1529
1273	=cut	1530	=cut
1274		1531
1275	package cf::player;	1532	package cf::player;
1276		1533
…		…
1319		1576
1320	sub exists($) {	1577	sub exists($) {
1321	my ($login) = @_;	1578	my ($login) = @_;
1322		1579
1323	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1324	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1325	}	1582	}
1326		1583
1327	sub find($) {	1584	sub find($) {
1328	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1329	my $login = $_[0];	1586	my $login = $_[0];
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1597
1341	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1599	or return;
1343		1600
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1346	or return;	1602	or return;
		1603
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1350	}	1607	}
1351	}	1608	}
1352	}	1609	}
1353		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1354	sub save($) {	1624	sub save($) {
1355	my ($pl) = @_;	1625	my ($pl) = @_;
1356		1626
1357	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1358		1628
…		…
1361		1631
1362	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1363		1633
1364	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1366		1641
1367	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1643	cf::cede_to_tick;
1369	}	1644	}
1370		1645
…		…
1402	my ($pl) = @_;	1677	my ($pl) = @_;
1403		1678
1404	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1405		1680
1406	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1407	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1408		1683
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1410	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1412	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1413		1692
1414	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1416	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1454		1733
1455	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1456	my $path = path $login;	1735	my $path = path $login;
1457		1736
1458	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1743	}
1464		1744
…		…
1468		1748
1469	\@logins	1749	\@logins
1470	}	1750	}
1471		1751
1472	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1473		1755
1474	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1475	player. May block.	1757	player. May block.
1476		1758
1477	=cut	1759	=cut
…		…
1495	}	1777	}
1496		1778
1497	\@paths	1779	\@paths
1498	}	1780	}
1499		1781
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1783
1502	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550		1785
1551	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1552		1787
1553	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1554		1789
…		…
1586		1821
1587	=cut	1822	=cut
1588		1823
1589	sub find_by_path($) {	1824	sub find_by_path($) {
1590	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1591		1828
1592	my ($match, $specificity);	1829	my ($match, $specificity);
1593		1830
1594	for my $region (list) {	1831	for my $region (list) {
1595	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1621	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1623		1860
1624	sub generate_random_map {	1861	sub generate_random_map {
1625	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1626	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1627	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1631	$rmp->{exit_on_final_map},
1632	$rmp->{xsize}, $rmp->{ysize},
1633	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1634	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1635	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1636	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1637	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1638	(cf::region::find $rmp->{region}), $rmp->{custom}
1639	)
1640	}	1867	}
1641		1868
1642	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1643		1870
1644	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1649		1876
1650	sub register {	1877	sub register {
1651	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1652	my $pkg = caller;	1879	my $pkg = caller;
1653		1880
1654	no strict;
1655	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1656		1882
1657	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1658	}	1884	}
1659		1885
1660	# also paths starting with '/'	1886	# also paths starting with '/'
1661	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1662		1888
1663	sub thawer_merge {	1889	sub thawer_merge {
1664	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1665		1891
1666	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1671	}	1897	}
1672		1898
1673	sub normalise {	1899	sub normalise {
1674	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1675		1901
1676	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1677		1903
1678	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1679		1905
1680	# map plan:	1906	# map plan:
1681	#	1907	#
…		…
1696	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1697	$path = "$base/$path";	1923	$path = "$base/$path";
1698	}	1924	}
1699		1925
1700	for ($path) {	1926	for ($path) {
1701	redo if s{//}{/};
1702	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1703	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1704	}	1929	}
1705		1930
1706	$path	1931	$path
…		…
1720	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1721	return $self;	1946	return $self;
1722	}	1947	}
1723	}	1948	}
1724		1949
1725	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1726	()	1951	()
1727	}	1952	}
1728		1953
1729	sub init {	1954	sub init {
1730	my ($self) = @_;	1955	my ($self) = @_;
…		…
1752		1977
1753	# the temporary/swap location	1978	# the temporary/swap location
1754	sub save_path {	1979	sub save_path {
1755	my ($self) = @_;	1980	my ($self) = @_;
1756		1981
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1759	}	1984	}
1760		1985
1761	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1762	sub uniq_path {	1987	sub uniq_path {
1763	my ($self) = @_;	1988	my ($self) = @_;
1764		1989
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1767	}
1768
1769	# and all this just because we cannot iterate over
1770	# all maps in C++...
1771	sub change_all_map_light {
1772	my ($change) = @_;
1773
1774	$_->change_map_light ($change)
1775	for grep $_->outdoor, values %cf::MAP;
1776	}	1992	}
1777		1993
1778	sub decay_objects {	1994	sub decay_objects {
1779	my ($self) = @_;	1995	my ($self) = @_;
1780		1996
…		…
1862		2078
1863	sub find;	2079	sub find;
1864	sub find {	2080	sub find {
1865	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1866		2082
		2083	cf::cede_to_tick;
		2084
1867	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1868		2086
1869	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1871		2089
1872	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1875
1876	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1877	or return;	2092	or return;
1878		2093
1879	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1880		2095
…		…
1882	or return;	2097	or return;
1883		2098
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1887	undef $guard1;	2103	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	2104	$map->reset;
1890	return find $path;	2105	return find $path;
1891	}	2106	}
1892		2107
1893	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1894	}	2109	}
1895	}	2110	}
1896		2111
1897	sub pre_load { }	2112	sub pre_load { }
1898	sub post_load { }	2113	#sub post_load { } # XS
1899		2114
1900	sub load {	2115	sub load {
1901	my ($self) = @_;	2116	my ($self) = @_;
1902		2117
1903	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2136	$f->skip_block;
1922	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1923	or return;	2138	or return;
1924		2139
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1926	if delete $self->{load_original};	2141	if delete $self->{load_original};
1927		2142
1928	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2144	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1948	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1949	$self->decay_objects;	2164	$self->decay_objects;
1950	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1951	$self->update_buttons;	2166	$self->update_buttons;
1952	cf::cede_to_tick;	2167	cf::cede_to_tick;
1953	$self->set_darkness_map;
1954	cf::cede_to_tick;
1955	$self->activate;	2168	$self->activate;
1956	}	2169	}
1957		2170
1958	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1960		2173
1961	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1962	}	2175	}
1963		2176
1964	$self->post_load;	2177	$self->post_load;
1965	}
1966		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1967	sub customise_for {	2185	sub customise_for {
1968	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1969		2187
1970	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1971	if $self->per_player;	2189	if $self->per_player;
…		…
1987	or next;	2205	or next;
1988	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
1989	or next;	2207	or next;
1990	$neigh->load;	2208	$neigh->load;
1991		2209
		2210	# now find the diagonal neighbours
1992	push @neigh,	2211	push @neigh,
1993	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1994	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1995	}	2214	}
1996		2215
…		…
2003	}	2222	}
2004		2223
2005	sub find_sync {	2224	sub find_sync {
2006	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2007		2226
2008	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2009	}	2231	}
2010		2232
2011	sub do_load_sync {	2233	sub do_load_sync {
2012	my ($map) = @_;	2234	my ($map) = @_;
2013		2235
2014	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2015	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2016		2238
2017	cf::sync_job { $map->load };	2239	$map->load;
2018	}	2240	}
2019		2241
2020	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2021	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2022		2244
…		…
2024	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2025		2247
2026	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2027		2249
2028	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030	}	2252	}
2031		2253
2032	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2033		2255
2034	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
		2257	$Coro::current->{desc} = "map prefetcher";
		2258
2035	while (%MAP_PREFETCH) {	2259	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2260	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2261	if (my $map = find $k) {
2038	$map->load if $v;	2262	$map->load if $v;
2039	}	2263	}
…		…
2046	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2047		2271
2048	()	2272	()
2049	}	2273	}
2050		2274
		2275	# common code, used by both ->save and ->swapout
2051	sub save {	2276	sub _save {
2052	my ($self) = @_;	2277	my ($self) = @_;
2053
2054	my $lock = cf::lock_acquire "map_data:$self->{path}";
2055		2278
2056	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2057		2280
2058	return unless $self->dirty;	2281	return unless $self->dirty;
2059		2282
…		…
2065	return if $self->{deny_save};	2288	return if $self->{deny_save};
2066		2289
2067	local $self->{last_access} = $self->last_access;#d#	2290	local $self->{last_access} = $self->last_access;#d#
2068		2291
2069	cf::async {	2292	cf::async {
		2293	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2071	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2072		2298
2073	if ($uniq) {	2299	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2302	} else {
2077	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2078	}	2304	}
2079	}	2305	}
2080		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2081	sub swap_out {	2315	sub swap_out {
2082	my ($self) = @_;	2316	my ($self) = @_;
2083		2317
2084	# save first because save cedes
2085	$self->save;
2086
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2089	return if $self->players;	2322	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;
2091	return if $self->{deny_save};
2092		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2093	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2094		2374
2095	$self->deactivate;	2375	$self->deactivate;
2096	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2097	$self->clear;	2377	$self->clear;
2098	}
2099
2100	sub reset_at {
2101	my ($self) = @_;
2102
2103	# TODO: safety, remove and allow resettable per-player maps
2104	return 1e99 if $self->{deny_reset};
2105
2106	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2107	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2108
2109	$time + $to
2110	}
2111
2112	sub should_reset {
2113	my ($self) = @_;
2114
2115	$self->reset_at <= $cf::RUNTIME
2116	}
2117
2118	sub reset {
2119	my ($self) = @_;
2120
2121	my $lock = cf::lock_acquire "map_data:$self->{path}";
2122
2123	return if $self->players;
2124
2125	warn "resetting map ", $self->path;
2126
2127	$self->in_memory (cf::MAP_SWAPPED);
2128
2129	# need to save uniques path
2130	unless ($self->{deny_save}) {
2131	my $uniq = $self->uniq_path; utf8::encode $uniq;
2132
2133	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2134	if $uniq;
2135	}
2136
2137	delete $cf::MAP{$self->path};
2138
2139	$self->deactivate;
2140	$_->clear_links_to ($self) for values %cf::MAP;
2141	$self->clear;
2142		2378
2143	$self->unlink_save;	2379	$self->unlink_save;
2144	$self->destroy;	2380	$self->destroy;
2145	}	2381	}
2146		2382
…		…
2154		2390
2155	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2156		2392
2157	$self->unlink_save;	2393	$self->unlink_save;
2158		2394
2159	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2160	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2161	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2162	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2163	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2164		2400
…		…
2213		2449
2214	sub unique_maps() {	2450	sub unique_maps() {
2215	[	2451	[
2216	map {	2452	map {
2217	utf8::decode $_;	2453	utf8::decode $_;
2218	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2219	? normalise $_	2457	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2459	]
2223	}	2460	}
2224		2461
2225	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2226		2493
2227	=back	2494	=back
2228		2495
2229	=head3 cf::object	2496	=head3 cf::object
2230		2497
…		…
2234		2501
2235	=over 4	2502	=over 4
2236		2503
2237	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2238		2505
2239	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2240		2508
2241	=cut	2509	=cut
2242		2510
2243	sub inv_recursive_;	2511	sub inv_recursive_;
2244	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2250	}	2518	}
2251		2519
2252	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2253		2521
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2523
2256	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2257		2525
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2261	=cut	2529	=cut
2262		2530
2263	sub deref {	2531	sub deref {
2264	my ($ref) = @_;	2532	my ($ref) = @_;
2265		2533
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2535	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2537	or return;
2273	$pl->ob->uuid eq $uuid	2538	$pl->ob->uuid eq $uuid
2274	or return;	2539	or return;
…		…
2294	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2295	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2296		2561
2297	=cut	2562	=cut
2298		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2299	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2579	# with dialog boxes.
2301	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2302	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2595
2317	} else {	2596	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2599	}
2321	}	2600	}
2322	}	2601	}
2323		2602
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2628
2350	=item $player_object->enter_link	2629	=item $player_object->enter_link
2351		2630
2352	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2353		2632
2354	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2355	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2356		2637
2357	Will never block.	2638	Will never block.
2358		2639
2359	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2360		2641
…		…
2380	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2381	my ($self) = @_;	2662	my ($self) = @_;
2382		2663
2383	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2384		2665
		2666	++$self->{_link_recursion};
		2667
2385	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2386		2669
2387	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2388	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2389		2672
2390	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2391	}	2674	}
2392		2675
2393	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2394	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2395		2678
…		…
2412	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2413	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2414		2697
2415	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2416	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2417	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2418		2701
2419	$map->load;	2702	$map->load;
2420	$map->load_neighbours;	2703	$map->load_neighbours;
2421		2704
2422	return unless $self->contr->active;	2705	return unless $self->contr->active;
2423	$self->activate_recursive;
2424		2706
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2427	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2428		2714
		2715	}
		2716
2429	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2430		2718
2431	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2432	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2433	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2434	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2435	be called at the end of this process.	2723	be called at the end of this process.
2436		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2437	=cut	2728	=cut
2438		2729
2439	our $GOTOGEN;	2730	our $GOTOGEN;
2440		2731
2441	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2442	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
2443		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
		2740
2444	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2743
2447	$self->enter_link;	2744	$self->enter_link;
2448		2745
2449	(async {	2746	(async {
		2747	$Coro::current->{desc} = "player::goto $path $x $y";
		2748
		2749	# *tag paths override both path and x|y
		2750	if ($path =~ /^\*(.*)$/) {
		2751	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2752	my $ob = $obs[rand @obs];
		2753
		2754	# see if we actually can go there
		2755	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2756	$ob = $obs[rand @obs];
		2757	} else {
		2758	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2759	}
		2760	# else put us there anyways for now #d#
		2761
		2762	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2763	} else {
		2764	($path, $x, $y) = (undef, undef, undef);
		2765	}
		2766	}
		2767
2450	my $map = eval {	2768	my $map = eval {
2451	my $map = cf::map::find $path;	2769	my $map = defined $path ? cf::map::find $path : undef;
2452		2770
2453	if ($map) {	2771	if ($map) {
2454	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2456	} else {	2774	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2776	}
2459		2777
2460	$map	2778	$map
2461	};	2779	};
2462		2780
…		…
2468	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2469	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2470	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2471	}	2789	}
2472		2790
2473	$done->() if $done;	2791	$done->($self) if $done;
2474	})->prio (1);	2792	})->prio (1);
2475	}	2793	}
2476		2794
2477	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2478		2796
…		…
2498	}	2816	}
2499		2817
2500	sub prepare_random_map {	2818	sub prepare_random_map {
2501	my ($exit) = @_;	2819	my ($exit) = @_;
2502		2820
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2823	# that depends on the exit object
2508		2824
2509	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2827	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2516	}	2834	}
2517		2835
2518	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2519		2837
2520	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2523		2841
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2844	undef $fh;
2527	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2528		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2531	}	2853	}
2532	}	2854	}
2533		2855
2534	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2536		2858
2537	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2538		2860
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2861	$self->enter_link;
2551		2862
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2863	(async {
2557	$self->deactivate_recursive; # just to be sure	2864	$Coro::current->{desc} = "enter_exit";
		2865
2558	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2559	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2560		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2561	1;	2887	1
2562	}) {	2888	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2565	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2567		2893
2568	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2569	$self->leave_link;	2895	$self->leave_link;
2570	}	2896	}
2571	})->prio (1);	2897	})->prio (1);
2572	}	2898	}
2573		2899
…		…
2585	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2586	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2587		2913
2588	utf8::encode $text;	2914	utf8::encode $text;
2589	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2590	}	2941	}
2591		2942
2592	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2593		2944
2594	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2598		2949
2599	=cut	2950	=cut
2600		2951
		2952	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2602	"c/identify" => {	2960	"c/identify" => {
2603	id => "identify",	2961	id => "infobox",
2604	title => "Identify",	2962	title => "Identify",
2605	reply => undef,	2963	reply => undef,
2606	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
2607	},	2965	},
2608	"c/examine" => {	2966	"c/examine" => {
2609	id => "examine",	2967	id => "infobox",
2610	title => "Examine",	2968	title => "Examine",
2611	reply => undef,	2969	reply => undef,
2612	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2613	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2614	);	3064	);
2615		3065
2616	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2618		3068
2619	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2620		3071
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		3073
2623	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
2625		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
2626	if (ref $channel) {	3081	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2631	if $self->can_msg;
2632	}	3086	}
2633		3087
2634	$channel = $channel->{id};	3088	$channel = $channel->{id};
2635	}	3089	}
2636		3090
2637	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2638		3092
2639	if ($self->can_msg) {
2640	# default colour, mask it out	3093	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2643		3096
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2646	} else {	3100	);
2647	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {
2650	1 while
2651	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2652	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2653	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2654	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2655	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2656	}
2657		3101
2658	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2659
2660	utf8::encode $msg;
2661
2662	if (0 && $msg =~ /\[/) {
2663	# COMMAND/INFO
2664	$self->send_packet ("drawextinfo $color 10 8 $msg")
2665	} else {
2666	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2667	$self->send_packet ("drawinfo $color $msg")
2668	}
2669	}
2670	}
2671	}	3103	}
2672		3104
2673	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2674		3106
2675	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2678		3110
2679	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2680	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2681		3113
2682	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2683	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2684	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2685	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2686	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2687	}	3119	}
2688	}	3120	}
2689		3121
2690	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2691		3123
…		…
2695		3127
2696	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2697	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2698		3130
2699	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2700	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2701	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2702	#TODO: version 1, remove	3134	#TODO: version 1, remove
2703	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2705	}	3137	}
2706	}	3138	}
2707		3139
2708	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2709		3141
…		…
2780		3212
2781	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2782	if $reply;	3214	if $reply;
2783		3215
2784	} else {	3216	} else {
2785	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2786	}	3218	}
2787		3219
2788	cf::override;	3220	cf::override;
2789	},	3221	},
2790	);	3222	);
…		…
2810		3242
2811	$coro	3243	$coro
2812	}	3244	}
2813		3245
2814	cf::client->attach (	3246	cf::client->attach (
2815	on_destroy => sub {	3247	on_client_destroy => sub {
2816	my ($ns) = @_;	3248	my ($ns) = @_;
2817		3249
2818	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2819	},	3251	},
2820	);	3252	);
…		…
2836	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2837		3269
2838	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2839		3271
2840	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2841	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2842	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2843	sort time	3275	sort time
2844	));	3276	));
2845		3277
2846	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2848	=pod	3280	=pod
2849		3281
2850	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2851		3283
2852	cf::object	3284	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2855		3288
2856	cf::object::player	3289	cf::object::player
2857	player	3290	player
2858		3291
2859	cf::player	3292	cf::player
…		…
2864		3297
2865	=cut	3298	=cut
2866		3299
2867	for (	3300	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2871	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2873	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2874	) {	3307	) {
2875	no strict 'refs';
2876	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2877	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2878	for @funs;	3310	for @funs;
2879	}	3311	}
2880		3312
…		…
2895		3327
2896	my $qcode = $code;	3328	my $qcode = $code;
2897	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2898	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2899		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2900	local $_;	3335	local $_;
2901	local @safe::cf::_safe_eval_args = values %vars;
2902		3336
2903	my $eval =	3337	my $eval =
2904	"do {\n"	3338	"do {\n"
2905	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2906	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2907	. $code	3341	. $code
2908	. "\n}"	3342	. "\n}"
2909	;	3343	;
2910		3344
		3345	if ($CFG{safe_eval}) {
2911	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2912	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2913	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2914		3354
2915	if ($@) {	3355	if ($@) {
2916	warn "$@";	3356	warn "$@",
2917	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2918	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2919	}	3359	}
2920		3360
2921	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2922	}	3362	}
2923		3363
…		…
2937	=cut	3377	=cut
2938		3378
2939	sub register_script_function {	3379	sub register_script_function {
2940	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2941		3381
2942	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2943	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2944	}	3384	}
2945		3385
2946	=back	3386	=back
2947		3387
2948	=cut	3388	=cut
…		…
2957	# for this (global event?)	3397	# for this (global event?)
2958	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
2959		3399
2960	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2961		3401
2962	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2963		3403
2964	my $facedata;
2965	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
2966	or die "$path: $!";	3405	or die "$path: $!";
2967		3406
2968	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
2969		3408
2970	$facedata->{version} == 2	3409	$facedata->{version} == 2
2971	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
2972		3411
2973	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2974	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
2975	type => FT_RSRC,	3415	type => FT_RSRC,
2976	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
2977	};	3418	};
2978	cf::cede_to_tick;	3419	cf::cede_to_tick;
2979		3420
2980	{	3421	{
2981	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
2982		3423
2983	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
2985	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2989		3432
2990	cf::cede_to_tick;	3433	cf::cede_to_tick;
2991	}	3434	}
2992		3435
2993	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
2995	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
2996	or next;	3440	or next;
		3441
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3445	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3002	}	3447	}
3003		3448
3004	cf::cede_to_tick;	3449	cf::cede_to_tick;
3005	}	3450	}
3006	}	3451	}
…		…
3015		3460
3016	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3017	}	3462	}
3018		3463
3019	{	3464	{
3020	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3023		3466
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;
3029		3470
3030	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3031	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3032
3033	my $meta = $enc->encode ({
3034	name => $name,
3035	%{ $info->{meta} || {} },
3036	});
3037
3038	$data = pack "(w/a*)*", $meta, $info->{data};
3039	} else {	3473	} else {
3040	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3041	}	3475	}
3042		3476
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3477	cf::cede_to_tick;
3047	}	3478	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3482
3068	1	3483	1
3069	}	3484	}
3070		3485
3071	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3073		3488
3074	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3076	}	3491	}
3077	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3078		3503
3079	sub reload_regions {	3504	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3506	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3521	}
3097		3522
3098	sub reload_archetypes {	3523	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3526	}
3107		3527
3108	sub reload_treasures {	3528	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3111	}	3531	}
3112		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3113	sub reload_resources {	3556	sub reload_resources {
3114	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3115		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3116	reload_regions;	3564	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3565	reload_treasures;
3121		3566
3122	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3123	}
3124
3125	sub init {
3126	reload_resources;
3127	}	3568	}
3128		3569
3129	sub reload_config {	3570	sub reload_config {
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3131	or return;
3132		3572
3133	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3134	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3135		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3137		3580
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3140		3583
3141	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3145	};	3588	};
3146	warn $@ if $@;	3589	warn $@ if $@;
3147	}	3590	}
3148	}	3591	}
3149		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3150	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3151	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3634	(async {
3155	Event::one_event;	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3636	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3157	};	3638	};
3158		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3159	reload_config;	3652	reload_config;
3160	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3161	load_extensions;	3663	load_extensions;
3162		3664
3163	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3164	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3165	}	3683	}
3166		3684
3167	#############################################################################	3685	#############################################################################
3168	# initialisation and cleanup	3686	# initialisation and cleanup
3169		3687
3170	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3171	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3180	},
3181	);	3694	};
3182	}	3695	}
3183	}	3696	}
3184		3697
3185	sub write_runtime {	3698	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3187		3700
3188	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3190		3703
3191	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3705
3193	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3194		3707
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3196	or return;	3709	or return;
3197		3710
3198	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3211		3724
3212	close $fh	3725	close $fh
3213	or return;	3726	or return;
3214		3727
3215	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3729	and return;
3217		3730
3218	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3219		3732
3220	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3221	}	3784	}
3222		3785
3223	sub emergency_save() {	3786	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3225		3788
3226	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3227		3795
3228	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3229	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3230	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3231	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3233	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3807	$pl->save;
3237	}	3808	}
3238	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3239		3810
3240	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3241	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3242	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3243	$map->valid or next;	3816	$map->valid or next;
3244	$map->save;	3817	$map->save;
3245	}	3818	}
3246	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3247		3820
3248	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3251	};	3849	};
3252		3850
3253	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3254	}	3852	}
3255		3853
3256	sub post_cleanup {	3854	sub post_cleanup {
3257	my ($make_core) = @_;	3855	my ($make_core) = @_;
3258		3856
		3857	IO::AIO::flush;
		3858
3259	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3260	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3261	}	3889	}
3262		3890
3263	sub do_reload_perl() {	3891	sub do_reload_perl() {
3264	# can/must only be called in main	3892	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3266	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3267	return;	3895	return;
3268	}	3896	}
3269		3897
3270	warn "reloading...";	3898	return if $RELOAD++;
3271		3899
3272	warn "entering sync_job";	3900	my $t1 = AE::time;
3273		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3274	cf::sync_job {	3908	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark
3276	cf::emergency_save;	3909	#cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark
3278		3910
3279	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;
3281
3282	# if anything goes wrong in here, we should simply crash as we already saved
3283
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;
3295	warn "iterate...";
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();	3913	%EXT_CORO = ();
3303		3914
3304	warn "removing commands";	3915	trace "perl_reload: removing commands";
3305	%COMMAND = ();	3916	%COMMAND = ();
3306		3917
3307	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3308	%EXTCMD = ();	3919	%EXTCMD = ();
3309	%EXTICMD = ();	3920	%EXTICMD = ();
3310		3921
3311	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3314		3925
3315	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3316	eval {	3927	eval {
3317	$cb->($pkg);	3928	$cb->($pkg);
3318	1	3929	1
3319	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3320	}	3935	}
3321		3936
3322	warn "... nuking $pkg";
3323	Symbol::delete_package $pkg;
3324	}
3325
3326	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3327	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		3940
3330	warn "... unloading $k";	3941	trace "... unloading $k";
3331	delete $INC{$k};	3942	delete $INC{$k};
3332		3943
3333	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3335		3946
3336	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3337	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3338	}	3952	}
3339		3953
3340	Symbol::delete_package $k;
3341	}
3342
3343	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3345	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346		3957
3347	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3350		3961
3351	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3352	# and global variables created in xs	3963	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3354		3965
3355	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3356		3967
3357	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3358	require cf;	3969	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3360		3971
3361	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3362	cf::reload_config;	3973	cf::reload_config;
3363		3974
3364	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3365	cf::load_extensions;	3976	cf::load_extensions;
3366		3977
		3978	if ($REATTACH_ON_RELOAD) {
3367	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3370	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3373		3986
3374	warn "leaving sync_job";	3987	cf::_post_init 1;
3375		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3376	1	3991	1
3377	} or do {	3992	} or do {
3378	warn $@;	3993	error $@;
3379	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3380	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3381	};	3998	}
3382		3999
3383	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3384	};	4002	};
3385		4003
3386	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3387		4005
3388	sub reload_perl() {	4006	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3391		4009
3392	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3393	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3394	after => 0,	4012
3395	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3396	cb => sub {
3397	do_reload_perl;	4014	do_reload_perl;
3398	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3399	},	4016	};
3400	);	4017	};
3401	}	4018	}
3402		4019
3403	register_command "reload" => sub {	4020	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3405		4022
3406	if ($who->flag (FLAG_WIZ)) {	4023	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	4024	$who->message ("reloading server.");
		4025	async {
		4026	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	4027	reload_perl;
		4028	};
3409	}	4029	}
3410	};	4030	};
3411		4031
3412	unshift @INC, $LIBDIR;	4032	#############################################################################
3413		4033
3414	my $bug_warning = 0;	4034	my $bug_warning = 0;
3415		4035
3416	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3418		4038
3419	sub wait_for_tick {	4039	sub wait_for_tick() {
3420	return unless $TICK_WATCHER->is_active;
3421	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3422		4041
3423	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3424	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;	4044	$signal->wait;
3426	}	4045	}
3427		4046
3428	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3429	return unless $TICK_WATCHER->is_active;
3430	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3431		4049
3432	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	4052	$signal->wait;
3435	}	4053	}
3436		4054
3437	my $min = 1e6;#d#	4055	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3449	return;	4059	return;
3450	}	4060	}
3451		4061
3452	$NOW = $tick_start = Event::time;
3453
3454	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3455		4063
3456	0 && sync_job {#d#	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3457	for(1..10) {
3458	my $t = Event::time;
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3460	or die;
3461		4065
3462	$map->width (50);	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3463	$map->height (50);	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3464	$map->alloc;	4068	Coro::async_pool {
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4069	$Coro::current->{desc} = "runtime saver";
3466	my $t = Event::time - $t;	4070	write_runtime_sync
3467		4071	or error "ERROR: unable to write runtime file: $!";
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	4072	};
		4073	}
3478		4074
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	4076	$sig->send;
3495	}	4077	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3497	$sig->send;	4079	$sig->send;
3498	}	4080	}
3499		4081
3500	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		4084
3511	_post_tick;	4085	if (0) {
3512		4086	if ($NEXT_TICK) {
3513		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3514	},	4091	}
3515	);	4092	}
3516		4093
3517	{	4094	{
3518	BDB::max_poll_time $TICK * 0.1;	4095	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	4096
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3528		4098	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	4099	$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		4100
3544	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
		4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		4108
3547	cf::sync_job {	4109	cf::sync_job {
3548	eval {	4110	eval {
3549	BDB::db_env_open	4111	BDB::db_env_open
3550	$DB_ENV,	4112	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4114	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4115	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	4116	0666;
3555		4117
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4118	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	4119	};
3561		4120
3562	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	4122	};
3564	}	4123	}
		4124
		4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4127	};
		4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4130	};
		4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4133	};
3565	}	4134	}
3566		4135
3567	{	4136	{
		4137	# configure IO::AIO
		4138
3568	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	4142	}
3581		4143
3582	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3583		4146
3584	sub _log_backtrace {	4147	sub _log_backtrace {
3585	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3586		4149
3587	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3588		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3589	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3591	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3592	async {	4160	async {
		4161	$Coro::current->{desc} = "abt $msg";
		4162
3593	my @bt = fork_call {	4163	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4165	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4166	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	4167	or die "addr2line: $!";
…		…
3605	}	4175	}
3606		4176
3607	@funcs	4177	@funcs
3608	};	4178	};
3609		4179
3610	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	4183	--$_log_backtrace;
3613	};	4184	};
3614	} else {	4185	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3616	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3617	}	4188	}
3618	}	4189	}
3619		4190
3620	# load additional modules	4191	# load additional modules
3621	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3622		4194
3623	END { cf::emergency_save }	4195	END { cf::emergency_save }
3624		4196
3625	1	4197	1
3626		4198

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