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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.364 by root, Tue Sep 11 08:41:11 2007 UTC vs.
Revision 1.554 by root, Sat Jun 26 22:10:18 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
84	our $BDB_POLL_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
93		136
94	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
97		140
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		143
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
103	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 $REALLY_UNLOOP; # never set to true, please :)
104		153
105	binmode STDOUT;	154	binmode STDOUT;
106	binmode STDERR;	155	binmode STDERR;
107		156
108	# read virtual server time, if available	157	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
113	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
114		165
115	mkdir $_	166	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		168
118	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
119		170
120	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::"} };
121		187
122	#############################################################################	188	#############################################################################
123		189
124	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
125		191
…		…
161		227
162	The raw value load value from the last tick.	228	The raw value load value from the last tick.
163		229
164	=item %cf::CFG	230	=item %cf::CFG
165		231
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	233	from wherever your confdir points to.
168		234
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		236
171	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
172	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
173	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.
174		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
175	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
176		247
177	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
178	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
179	that call.	250	that call.
180		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
181	=back	258	=back
182		259
183	=cut	260	=cut
184		261
185	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	269	my $msg = join "", @_;
188		270
189	$msg .= "\n"	271	$msg .= "\n"
190	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
191		273
192	$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;
193		275
194	LOG llevError, $msg;	276	LOG llevWarn, $msg;
195	};	277	};
196	}	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	};
197		292
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	303	for my $pkg (qw(
209	cf::global cf::attachable	304	cf::global cf::attachable
210	cf::object cf::object::player	305	cf::object cf::object::player
211	cf::client cf::player	306	cf::client cf::player
212	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
213	cf::map cf::party cf::region	309	cf::party cf::region
214	)) {	310	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	312	}
218		313
219	$Event::DIED = sub {	314	$EV::DIED = sub {
220	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
221	};	316	};
222		317
223	#############################################################################	318	#############################################################################
224		319
225	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
247	$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;
248	$d	343	$d
249	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
250	}	345	}
251		346
252	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
253		348
254	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
255		350
256	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
257		352
258	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
259		354
260	=cut	355	=cut
261		356
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		358
264	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		404
267	=item cf::lock_wait $string	405	=item cf::lock_wait $string
268		406
269	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
270		408
271	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
272		410
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
276	returned.	414	returned.
277		415
278	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
279	deadlocked coro.	417	deadlocked coro.
…		…
285		423
286	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.
287		425
288	=cut	426	=cut
289		427
290	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		429
293	sub lock_wait($) {	430	sub lock_wait($) {
294	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	432	}
307		433
308	sub lock_acquire($) {	434	sub lock_acquire($) {
309	my ($key) = @_;	435	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	436	}
323		437
324	sub lock_active($) {	438	sub lock_active($) {
325	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	440	}
329		441
330	sub freeze_mainloop {	442	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
332		444
333	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	446	}
335	};	447
336	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
337	$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($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
338	}	461	}
339		462
340	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
341		464
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		473
351	=cut	474	=cut
352		475
353	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
355		479
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
358	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
359		486
360	while () {	487	while () {
361	next_job:	488	next_job:
		489
362	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	491
364	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	496	$job->[2]->send;
368	Coro::cede;	497	Coro::cede;
369	goto next_job;	498	goto next_job;
370	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	501	}
372	}	502	}
373		503
374	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	507	$signal->wait;
378	} else {	508	} else {
		509	$busy = 0;
379	Coro::schedule;	510	Coro::schedule;
380	}	511	}
381	}	512	}
382	};	513	};
383		514
384	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
385	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
386		519
387	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
388	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
389		523
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
403		537
404	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
405		539
406	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
407		541
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	545	acceptable.
412		546
413	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
414	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
…		…
418	=cut	552	=cut
419		553
420	sub sync_job(&) {	554	sub sync_job(&) {
421	my ($job) = @_;	555	my ($job) = @_;
422		556
423	if ($Coro::current == $Coro::main) {	557	if (in_main) {
424	my $time = Event::time;	558	my $time = AE::time;
425		559
426	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
428		562
429	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	564
431	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
432		566
433	my $busy = 1;	567	my $busy = 1;
434	my @res;	568	my @res;
435		569
436	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	572	@res = eval { $job->() };
438	warn $@ if $@;	573	error $@ if $@;
439	undef $busy;	574	undef $busy;
440	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
441		576
442	while ($busy) {	577	while ($busy) {
443	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
444	}	582	}
		583	}
445		584
446	$time = Event::time - $time;	585	my $time = AE::time - $time;
447		586
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
452		588
453	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
454	} else {	590	} else {
455	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
456		592
…		…
476	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
477		613
478	$coro	614	$coro
479	}	615	}
480		616
481	=item fork_call { }, $args	617	=item fork_call { }, @args
482		618
483	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
484	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
487		623
488	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
489		629
490	sub fork_call(&@) {	630	sub fork_call(&@) {
491	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
492		632
493	# 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,
494	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
496		636
497	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
498	reset_signals;	638	cf::post_fork;
499	&$cb	639	&$cb
500	}, @args;	640	} @args;
501		641
502	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
503	}	681	}
504		682
505	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
506		684
507	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
517	within each server.	695	within each server.
518		696
519	=cut	697	=cut
520		698
521	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
522	my ($name) = @_;	703	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
524		705
525	eval {	706	eval {
526	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
536	}	717	}
537		718
538	our $DB;	719	our $DB;
539		720
540	sub db_init {	721	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	722	$DB ||= db_table "db";
543	};
544	}	723	}
545		724
546	sub db_get($$) {	725	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
548		727
549	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
550	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
551		732
552	$! ? ()	733	$! ? ()
553	: $data	734	: $data
554	}
555	}	735	}
556		736
557	sub db_put($$$) {	737	sub db_put($$$) {
558	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
615		795
616	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	797	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
619		799
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		801
622	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
625		805
…		…
635		815
636	=cut	816	=cut
637		817
638	sub datalog($@) {	818	sub datalog($@) {
639	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	821	}
642		822
643	=back	823	=back
644		824
645	=cut	825	=cut
646		826
647	#############################################################################	827	#############################################################################
648		828
649	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
650		830
651	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
652	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")
653	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
654		834
655	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>
656	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
657	Crossfire TRT).	837	Deliantra).
658		838
659	=over 4	839	=over 4
660		840
661	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
662		842
…		…
706	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
707		887
708	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
709	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
710		890
711	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		893
714	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
715		895
716	=over 4	896	=over 4
…		…
840		1020
841	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1023
844	} elsif (ref $type) {	1024	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
846		1026
847	} else {	1027	} else {
848	shift @arg;	1028	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
850	}	1030	}
851	}	1031	}
852	}	1032	}
853		1033
854	sub _object_attach {	1034	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
865	}	1045	}
866		1046
867	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
868	} else {	1048	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1050	}
871		1051
872	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
873	}	1053	}
874		1054
…		…
933		1113
934	for (@$callbacks) {	1114	for (@$callbacks) {
935	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
936		1116
937	if ($@) {	1117	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1119	override;
941	}	1120	}
942		1121
943	return 1 if $override;	1122	return 1 if $override;
944	}	1123	}
945		1124
946	0	1125	0
947	}	1126	}
948		1127
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1129
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1131
953	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
954		1133
…		…
960		1139
961	=cut	1140	=cut
962		1141
963	#############################################################################	1142	#############################################################################
964	# object support	1143	# object support
965	#
966		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#
967	sub _can_merge {	1178	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
969		1180
970	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1182
974	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
975	}	1185	}
976		1186
977	sub reattach {	1187	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1189	my ($obj) = @_;
980		1190
		1191	# no longer needed after getting rid of delete_package?
981	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
982		1193
983	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
984		1195
985	@$registry = ();	1196	@$registry = ();
986		1197
…		…
991	for (@$attach) {	1202	for (@$attach) {
992	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
994	}	1205	}
995	} else {	1206	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1208	}
998	}	1209	}
999	}	1210	}
1000		1211
1001	cf::attachable->attach (	1212	cf::attachable->attach (
1002	prio => -1000000,	1213	prio => -1000000,
1003	on_instantiate => sub {	1214	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1005		1216
1006	$data = from_json $data;	1217	$data = decode_json $data;
1007		1218
1008	for (@$data) {	1219	for (@$data) {
1009	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1010		1221
1011	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1236	);
1026		1237
1027	sub object_freezer_save {	1238	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1029		1240
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1241	sync_job {
1033	if (length $$rdata) {	1242	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1037		1247
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1255	aio_close $fh;
1043		1256
1044	if (@$objs) {	1257	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1266	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1268	}
1053	} else {	1269	} else {
1054	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1055	}	1271	}
1056		1272
1057	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1277	} else {
1059	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1060	}	1279	}
1061	} else {	1280	} else {
1062	aio_unlink $filename;	1281	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1064	}	1283	}
1065	};	1284	};
1066
1067	undef $guard;
1068	}	1285	}
1069		1286
1070	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1072		1289
…		…
1077		1294
1078	sub object_thawer_load {	1295	sub object_thawer_load {
1079	my ($filename) = @_;	1296	my ($filename) = @_;
1080		1297
1081	my ($data, $av);	1298	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1299
1085	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1086	or return;	1301	or return;
1087		1302
1088	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1305	or return;
1091		1306
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1094	}	1309	}
1095		1310
1096	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1099		1315
1100	($data, $av)	1316	($data, $av)
1101	}	1317	}
1102		1318
1103	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1160		1376
1161	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1162	}	1378	}
1163		1379
		1380	use File::Glob ();
		1381
1164	cf::player->attach (	1382	cf::player->attach (
1165	on_command => sub {	1383	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1167		1385
1168	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1169	or return;	1387	or return;
1170		1388
…		…
1193		1411
1194	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1413	if $reply;
1196		1414
1197	} else {	1415	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1417	}
1200		1418
1201	cf::override;	1419	cf::override;
1202	},	1420	},
1203	);	1421	);
1204		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
1205	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1206	cf::sync_job {	1439	cf::sync_job {
1207	my %todo;	1440	my %todo;
1208		1441
1209	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1443	next unless -r $path;
…		…
1228		1461
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1464
1232	$ext{source} =	1465	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1235	. $source	1468	. $source
1236	. "\n};\n1";	1469	. "\n};\n1";
1237		1470
1238	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1239	}	1472	}
1240		1473
		1474	my $pass = 0;
1241	my %done;	1475	my %done;
1242	while (%todo) {	1476	while (%todo) {
1243	my $progress;	1477	my $progress;
1244		1478
		1479	++$pass;
		1480
		1481	ext:
1245	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1484	next ext
1248	unless exists $done{$_};	1485	unless exists $done{$_};
1249	}	1486	}
1250		1487
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1489
1253	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1258	warn $msg;	1497
1259	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1499	delete $todo{$k};
1261	}	1500	} else {
1262		1501	$done{$k} = delete $todo{$k};
1263	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1264	}	1507	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1508	}
1270		1509
1271	skip:	1510	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	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	}
1274	}	1518	}
1275	};	1519	};
1276	}	1520	}
1277		1521
1278	#############################################################################	1522	#############################################################################
1279		1523
1280	=back	1524	=back
1281		1525
1282	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1283		1527
1284	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1285		1529
1286	=cut	1530	=cut
1287		1531
1288	package cf::player;	1532	package cf::player;
1289		1533
…		…
1332		1576
1333	sub exists($) {	1577	sub exists($) {
1334	my ($login) = @_;	1578	my ($login) = @_;
1335		1579
1336	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1338	}	1582	}
1339		1583
1340	sub find($) {	1584	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1586	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1597
1354	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1599	or return;
1356		1600
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1359	or return;	1602	or return;
		1603
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1363	}	1607	}
1364	}	1608	}
1365	}	1609	}
1366		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
1367	sub save($) {	1624	sub save($) {
1368	my ($pl) = @_;	1625	my ($pl) = @_;
1369		1626
1370	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1371		1628
…		…
1374		1631
1375	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1376		1633
1377	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1641
1380	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1643	cf::cede_to_tick;
1382	}	1644	}
1383		1645
…		…
1415	my ($pl) = @_;	1677	my ($pl) = @_;
1416		1678
1417	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1418		1680
1419	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1420	$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
1421		1683
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1425	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1426		1692
1427	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1467		1733
1468	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1469	my $path = path $login;	1735	my $path = path $login;
1470		1736
1471	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1743	}
1477		1744
…		…
1481		1748
1482	\@logins	1749	\@logins
1483	}	1750	}
1484		1751
1485	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1486		1755
1487	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1488	player. May block.	1757	player. May block.
1489		1758
1490	=cut	1759	=cut
…		…
1508	}	1777	}
1509		1778
1510	\@paths	1779	\@paths
1511	}	1780	}
1512		1781
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1783
1515	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1785
1564	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1565		1787
1566	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1567		1789
…		…
1599		1821
1600	=cut	1822	=cut
1601		1823
1602	sub find_by_path($) {	1824	sub find_by_path($) {
1603	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1604		1828
1605	my ($match, $specificity);	1829	my ($match, $specificity);
1606		1830
1607	for my $region (list) {	1831	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1636		1860
1637	sub generate_random_map {	1861	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1639	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1867	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp,
		1869	$rmp->{wall_name}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1870	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1871	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1872	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1873	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1874	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1875	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1876	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1877	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1878	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}	1879	(cf::region::find $rmp->{region})
1652	)	1880	)
1653	}	1881	}
1654		1882
1655	=item cf::map->register ($regex, $prio)	1883	=item cf::map->register ($regex, $prio)
1656		1884
…		…
1662		1890
1663	sub register {	1891	sub register {
1664	my (undef, $regex, $prio) = @_;	1892	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1893	my $pkg = caller;
1666		1894
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1895	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1896
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1897	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1898	}
1672		1899
1673	# also paths starting with '/'	1900	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1901	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1902
1676	sub thawer_merge {	1903	sub thawer_merge {
1677	my ($self, $merge) = @_;	1904	my ($self, $merge) = @_;
1678		1905
1679	# we have to keep some variables in memory intact	1906	# we have to keep some variables in memory intact
…		…
1684	}	1911	}
1685		1912
1686	sub normalise {	1913	sub normalise {
1687	my ($path, $base) = @_;	1914	my ($path, $base) = @_;
1688		1915
1689	$path = "$path"; # make sure its a string	1916	$path = "$path"; # make sure it's a string
1690		1917
1691	$path =~ s/\.map$//;	1918	$path =~ s/\.map$//;
1692		1919
1693	# map plan:	1920	# map plan:
1694	#	1921	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1936	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1937	$path = "$base/$path";
1711	}	1938	}
1712		1939
1713	for ($path) {	1940	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1941	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1942	redo if s{/[^/]+/\.\./}{/};
1717	}	1943	}
1718		1944
1719	$path	1945	$path
…		…
1733	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1734	return $self;	1960	return $self;
1735	}	1961	}
1736	}	1962	}
1737		1963
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1965	()
1740	}	1966	}
1741		1967
1742	sub init {	1968	sub init {
1743	my ($self) = @_;	1969	my ($self) = @_;
…		…
1765		1991
1766	# the temporary/swap location	1992	# the temporary/swap location
1767	sub save_path {	1993	sub save_path {
1768	my ($self) = @_;	1994	my ($self) = @_;
1769		1995
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1772	}	1998	}
1773		1999
1774	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1775	sub uniq_path {	2001	sub uniq_path {
1776	my ($self) = @_;	2002	my ($self) = @_;
1777		2003
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2006	}
1790		2007
1791	sub decay_objects {	2008	sub decay_objects {
1792	my ($self) = @_;	2009	my ($self) = @_;
1793		2010
…		…
1875		2092
1876	sub find;	2093	sub find;
1877	sub find {	2094	sub find {
1878	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1879		2096
		2097	cf::cede_to_tick;
		2098
1880	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1881		2100
1882	cf::lock_wait "map_data:$path";#d#remove	2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2103
1885	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1890	or return;	2106	or return;
1891		2107
1892	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1893		2109
…		…
1895	or return;	2111	or return;
1896		2112
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
1900	undef $guard1;	2117	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2118	$map->reset;
1903	return find $path;	2119	return find $path;
1904	}	2120	}
1905		2121
1906	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1907	}	2123	}
1908	}	2124	}
1909		2125
1910	sub pre_load { }	2126	sub pre_load { }
1911	sub post_load { }	2127	#sub post_load { } # XS
1912		2128
1913	sub load {	2129	sub load {
1914	my ($self) = @_;	2130	my ($self) = @_;
1915		2131
1916	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2149	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2150	$f->skip_block;
1935	$self->_load_objects ($f)	2151	$self->_load_objects ($f)
1936	or return;	2152	or return;
1937		2153
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1939	if delete $self->{load_original};	2155	if delete $self->{load_original};
1940		2156
1941	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2158	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2159	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2178	$self->decay_objects;
1963	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1964	$self->update_buttons;	2180	$self->update_buttons;
1965	cf::cede_to_tick;	2181	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2182	$self->activate;
1969	}	2183	}
1970		2184
1971	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
1973		2187
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2189	}
1976		2190
1977	$self->post_load;	2191	$self->post_load;
1978	}
1979		2192
		2193	1
		2194	}
		2195
		2196	# customize the map for a given player, i.e.
		2197	# return the _real_ map. used by e.g. per-player
		2198	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2199	sub customise_for {
1981	my ($self, $ob) = @_;	2200	my ($self, $ob) = @_;
1982		2201
1983	return find "~" . $ob->name . "/" . $self->{path}	2202	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2203	if $self->per_player;
…		…
2000	or next;	2219	or next;
2001	$neigh = find $neigh, $map	2220	$neigh = find $neigh, $map
2002	or next;	2221	or next;
2003	$neigh->load;	2222	$neigh->load;
2004		2223
		2224	# now find the diagonal neighbours
2005	push @neigh,	2225	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2226	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2227	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2228	}
2009		2229
…		…
2016	}	2236	}
2017		2237
2018	sub find_sync {	2238	sub find_sync {
2019	my ($path, $origin) = @_;	2239	my ($path, $origin) = @_;
2020		2240
2021	cf::sync_job { find $path, $origin }	2241	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2242	if $Coro::current == $Coro::main;
		2243
		2244	find $path, $origin
2022	}	2245	}
2023		2246
2024	sub do_load_sync {	2247	sub do_load_sync {
2025	my ($map) = @_;	2248	my ($map) = @_;
2026		2249
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2250	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2251	if $Coro::current == $Coro::main;
2029		2252
2030	cf::sync_job { $map->load };	2253	$map->load;
2031	}	2254	}
2032		2255
2033	our %MAP_PREFETCH;	2256	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2257	our $MAP_PREFETCHER = undef;
2035		2258
…		…
2037	my ($path, $origin, $load) = @_;	2260	my ($path, $origin, $load) = @_;
2038		2261
2039	$path = normalise $path, $origin && $origin->{path};	2262	$path = normalise $path, $origin && $origin->{path};
2040		2263
2041	if (my $map = $cf::MAP{$path}) {	2264	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2265	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2266	}
2044		2267
2045	$MAP_PREFETCH{$path} |= $load;	2268	$MAP_PREFETCH{$path} |= $load;
2046		2269
2047	$MAP_PREFETCHER ||= cf::async {	2270	$MAP_PREFETCHER ||= cf::async {
		2271	$Coro::current->{desc} = "map prefetcher";
		2272
2048	while (%MAP_PREFETCH) {	2273	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2274	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2275	if (my $map = find $k) {
2051	$map->load if $v;	2276	$map->load if $v;
2052	}	2277	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2284	$MAP_PREFETCHER->prio (6);
2060		2285
2061	()	2286	()
2062	}	2287	}
2063		2288
		2289	# common code, used by both ->save and ->swapout
2064	sub save {	2290	sub _save {
2065	my ($self) = @_;	2291	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2292
2069	$self->{last_save} = $cf::RUNTIME;	2293	$self->{last_save} = $cf::RUNTIME;
2070		2294
2071	return unless $self->dirty;	2295	return unless $self->dirty;
2072		2296
…		…
2078	return if $self->{deny_save};	2302	return if $self->{deny_save};
2079		2303
2080	local $self->{last_access} = $self->last_access;#d#	2304	local $self->{last_access} = $self->last_access;#d#
2081		2305
2082	cf::async {	2306	cf::async {
		2307	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2308	$_->contr->save for $self->players;
2084	};	2309	};
		2310
		2311	cf::get_slot 0.02;
2085		2312
2086	if ($uniq) {	2313	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2315	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2316	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2317	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2318	}
2092	}	2319	}
2093		2320
		2321	sub save {
		2322	my ($self) = @_;
		2323
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
		2326	$self->_save;
		2327	}
		2328
2094	sub swap_out {	2329	sub swap_out {
2095	my ($self) = @_;	2330	my ($self) = @_;
2096		2331
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2332	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2333
		2334	return if $self->in_memory != cf::MAP_ACTIVE;
		2335	return if $self->{deny_save};
2102	return if $self->players;	2336	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2337
		2338	# first deactivate the map and "unlink" it from the core
		2339	$self->deactivate;
		2340	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2341	$self->in_memory (cf::MAP_SWAPPED);
		2342
		2343	# then atomically save
		2344	$self->_save;
		2345
		2346	# then free the map
		2347	$self->clear;
		2348	}
		2349
		2350	sub reset_at {
		2351	my ($self) = @_;
		2352
		2353	# TODO: safety, remove and allow resettable per-player maps
		2354	return 1e99 if $self->{deny_reset};
		2355
		2356	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2357	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2358
		2359	$time + $to
		2360	}
		2361
		2362	sub should_reset {
		2363	my ($self) = @_;
		2364
		2365	$self->reset_at <= $cf::RUNTIME
		2366	}
		2367
		2368	sub reset {
		2369	my ($self) = @_;
		2370
		2371	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2372
		2373	return if $self->players;
		2374
		2375	cf::trace "resetting map ", $self->path, "\n";
		2376
		2377	$self->in_memory (cf::MAP_SWAPPED);
		2378
		2379	# need to save uniques path
		2380	unless ($self->{deny_save}) {
		2381	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2382
		2383	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2384	if $uniq;
		2385	}
		2386
		2387	delete $cf::MAP{$self->path};
2107		2388
2108	$self->deactivate;	2389	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2390	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2391	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2392
2156	$self->unlink_save;	2393	$self->unlink_save;
2157	$self->destroy;	2394	$self->destroy;
2158	}	2395	}
2159		2396
…		…
2167		2404
2168	delete $cf::MAP{$self->path};	2405	delete $cf::MAP{$self->path};
2169		2406
2170	$self->unlink_save;	2407	$self->unlink_save;
2171		2408
2172	bless $self, "cf::map";	2409	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2410	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2411	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2412	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2413	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2414
…		…
2226		2463
2227	sub unique_maps() {	2464	sub unique_maps() {
2228	[	2465	[
2229	map {	2466	map {
2230	utf8::decode $_;	2467	utf8::decode $_;
2231	/\.map$/	2468	s/\.map$//; # TODO future compatibility hack
		2469	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2470	? ()
2232	? normalise $_	2471	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2472	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2473	]
2236	}	2474	}
2237		2475
2238	package cf;	2476	=item cf::map::static_maps
		2477
		2478	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2479	file in the shared directory excluding F</styles> and F</editor>). May
		2480	block.
		2481
		2482	=cut
		2483
		2484	sub static_maps() {
		2485	my @dirs = "";
		2486	my @maps;
		2487
		2488	while (@dirs) {
		2489	my $dir = shift @dirs;
		2490
		2491	next if $dir eq "/styles" || $dir eq "/editor";
		2492
		2493	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2494	or return;
		2495
		2496	for (@$files) {
		2497	s/\.map$// or next;
		2498	utf8::decode $_;
		2499	push @maps, "$dir/$_";
		2500	}
		2501
		2502	push @dirs, map "$dir/$_", @$dirs;
		2503	}
		2504
		2505	\@maps
		2506	}
2239		2507
2240	=back	2508	=back
2241		2509
2242	=head3 cf::object	2510	=head3 cf::object
2243		2511
…		…
2247		2515
2248	=over 4	2516	=over 4
2249		2517
2250	=item $ob->inv_recursive	2518	=item $ob->inv_recursive
2251		2519
2252	Returns the inventory of the object _and_ their inventories, recursively.	2520	Returns the inventory of the object I<and> their inventories, recursively,
		2521	but I<not> the object itself.
2253		2522
2254	=cut	2523	=cut
2255		2524
2256	sub inv_recursive_;	2525	sub inv_recursive_;
2257	sub inv_recursive_ {	2526	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2531	inv_recursive_ inv $_[0]
2263	}	2532	}
2264		2533
2265	=item $ref = $ob->ref	2534	=item $ref = $ob->ref
2266		2535
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2536	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2537
2269	=item $ob = cf::object::deref ($refstring)	2538	=item $ob = cf::object::deref ($refstring)
2270		2539
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2540	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2541	even if the object actually exists. May block.
…		…
2274	=cut	2543	=cut
2275		2544
2276	sub deref {	2545	sub deref {
2277	my ($ref) = @_;	2546	my ($ref) = @_;
2278		2547
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2548	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2549	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2550	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2551	or return;
2286	$pl->ob->uuid eq $uuid	2552	$pl->ob->uuid eq $uuid
2287	or return;	2553	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2573	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2574	dialogue with the given NPC character.
2309		2575
2310	=cut	2576	=cut
2311		2577
		2578	our $SAY_CHANNEL = {
		2579	id => "say",
		2580	title => "Map",
		2581	reply => "say ",
		2582	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2583	};
		2584
		2585	our $CHAT_CHANNEL = {
		2586	id => "chat",
		2587	title => "Chat",
		2588	reply => "chat ",
		2589	tooltip => "Player chat and shouts, global to the server.",
		2590	};
		2591
2312	# rough implementation of a future "reply" method that works	2592	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2593	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2594	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2595	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2596	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2607	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2608	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2609
2330	} else {	2610	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2611	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2612	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2613	}
2334	}	2614	}
2335	}	2615	}
2336		2616
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2617	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2642
2363	=item $player_object->enter_link	2643	=item $player_object->enter_link
2364		2644
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2645	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2646
2367	The player should be reasonably safe there for short amounts of time. You	2647	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2648	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2649	though, as the player cannot control the character while it is on the link
		2650	map.
2369		2651
2370	Will never block.	2652	Will never block.
2371		2653
2372	=item $player_object->leave_link ($map, $x, $y)	2654	=item $player_object->leave_link ($map, $x, $y)
2373		2655
…		…
2393	sub cf::object::player::enter_link {	2675	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2676	my ($self) = @_;
2395		2677
2396	$self->deactivate_recursive;	2678	$self->deactivate_recursive;
2397		2679
		2680	++$self->{_link_recursion};
		2681
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2682	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2683
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2684	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2685	if $self->map && $self->map->{path} ne "{link}";
2402		2686
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2687	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2688	}
2405		2689
2406	sub cf::object::player::leave_link {	2690	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2691	my ($self, $map, $x, $y) = @_;
2408		2692
…		…
2425	($x, $y) = (-1, -1)	2709	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2710	unless (defined $x) && (defined $y);
2427		2711
2428	# use -1 or undef as default coordinates, not 0, 0	2712	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2713	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2714	if $x <= 0 && $y <= 0;
2431		2715
2432	$map->load;	2716	$map->load;
2433	$map->load_neighbours;	2717	$map->load_neighbours;
2434		2718
2435	return unless $self->contr->active;	2719	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2720
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2721	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2722	if ($self->enter_map ($map, $x, $y)) {
2440	}	2723	# entering was successful
		2724	delete $self->{_link_recursion};
		2725	# only activate afterwards, to support waiting in hooks
		2726	$self->activate_recursive;
		2727	}
2441		2728
		2729	}
		2730
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2731	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2732
2444	Moves the player to the given map-path and coordinates by first freezing	2733	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2734	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2735	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2736	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2737	be called at the end of this process.
2449		2738
		2739	Note that $check will be called with a potentially non-loaded map, so if
		2740	it needs a loaded map it has to call C<< ->load >>.
		2741
2450	=cut	2742	=cut
2451		2743
2452	our $GOTOGEN;	2744	our $GOTOGEN;
2453		2745
2454	sub cf::object::player::goto {	2746	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2747	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2748
		2749	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2750	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2751	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2752	($path, $x, $y) = @$EMERGENCY_POSITION;
		2753	}
		2754
2457	# do generation counting so two concurrent goto's will be executed in-order	2755	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2756	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2757
2460	$self->enter_link;	2758	$self->enter_link;
2461		2759
2462	(async {	2760	(async {
		2761	$Coro::current->{desc} = "player::goto $path $x $y";
		2762
		2763	# *tag paths override both path and x|y
		2764	if ($path =~ /^\*(.*)$/) {
		2765	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2766	my $ob = $obs[rand @obs];
		2767
		2768	# see if we actually can go there
		2769	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2770	$ob = $obs[rand @obs];
		2771	} else {
		2772	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2773	}
		2774	# else put us there anyways for now #d#
		2775
		2776	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2777	} else {
		2778	($path, $x, $y) = (undef, undef, undef);
		2779	}
		2780	}
		2781
2463	my $map = eval {	2782	my $map = eval {
2464	my $map = cf::map::find $path;	2783	my $map = defined $path ? cf::map::find $path : undef;
2465		2784
2466	if ($map) {	2785	if ($map) {
2467	$map = $map->customise_for ($self);	2786	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2787	$map = $check->($map, $x, $y, $self) if $check && $map;
2469	} else {	2788	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2789	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2790	}
2472		2791
2473	$map	2792	$map
2474	};	2793	};
2475		2794
…		…
2481	if ($gen == $self->{_goto_generation}) {	2800	if ($gen == $self->{_goto_generation}) {
2482	delete $self->{_goto_generation};	2801	delete $self->{_goto_generation};
2483	$self->leave_link ($map, $x, $y);	2802	$self->leave_link ($map, $x, $y);
2484	}	2803	}
2485		2804
2486	$done->() if $done;	2805	$done->($self) if $done;
2487	})->prio (1);	2806	})->prio (1);
2488	}	2807	}
2489		2808
2490	=item $player_object->enter_exit ($exit_object)	2809	=item $player_object->enter_exit ($exit_object)
2491		2810
…		…
2511	}	2830	}
2512		2831
2513	sub prepare_random_map {	2832	sub prepare_random_map {
2514	my ($exit) = @_;	2833	my ($exit) = @_;
2515		2834
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2835	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2836	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2837	# that depends on the exit object
2521		2838
2522	my $rmp = parse_random_map_params $exit->msg;	2839	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2841	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2842	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2843	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2844	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2845	$rmp->{origin_y} = $exit->y;
		2846
		2847	$exit->map->touch;
2529	}	2848	}
2530		2849
2531	$rmp->{random_seed} ||= $exit->random_seed;	2850	$rmp->{random_seed} ||= $exit->random_seed;
2532		2851
2533	my $data = cf::to_json $rmp;	2852	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2853	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2854	my $meta = "$RANDOMDIR/$md5.meta";
2536		2855
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2857	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2858	undef $fh;
2540	aio_rename "$meta~", $meta;	2859	aio_rename "$meta~", $meta;
2541		2860
		2861	my $slaying = "?random/$md5";
		2862
		2863	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2864	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2865	$exit->msg (undef);
		2866	}
2544	}	2867	}
2545	}	2868	}
2546		2869
2547	sub cf::object::player::enter_exit {	2870	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2871	my ($self, $exit) = @_;
2549		2872
2550	return unless $self->type == cf::PLAYER;	2873	return unless $self->type == cf::PLAYER;
2551		2874
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2875	$self->enter_link;
2564		2876
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2877	(async {
2570	$self->deactivate_recursive; # just to be sure	2878	$Coro::current->{desc} = "enter_exit";
		2879
2571	unless (eval {	2880	unless (eval {
		2881	$self->deactivate_recursive; # just to be sure
		2882
		2883	# random map handling
		2884	{
		2885	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2886
		2887	prepare_random_map $exit
		2888	if $exit->slaying eq "/!";
		2889	}
		2890
		2891	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2892	my $x = $exit->stats->hp;
		2893	my $y = $exit->stats->sp;
		2894
2572	$self->goto ($slaying, $hp, $sp);	2895	$self->goto ($map, $x, $y);
2573		2896
		2897	# if exit is damned, update players death & WoR home-position
		2898	$self->contr->savebed ($map, $x, $y)
		2899	if $exit->flag (cf::FLAG_DAMNED);
		2900
2574	1;	2901	1
2575	}) {	2902	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	2903	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "I'll try to bring you back to the map you were before. "	2904	. "I'll try to bring you back to the map you were before. "
2578	. "Please report this to the dungeon master!",	2905	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	2906	cf::NDI_UNIQUE | cf::NDI_RED);
2580		2907
2581	warn "ERROR in enter_exit: $@";	2908	error "ERROR in enter_exit: $@";
2582	$self->leave_link;	2909	$self->leave_link;
2583	}	2910	}
2584	})->prio (1);	2911	})->prio (1);
2585	}	2912	}
2586		2913
…		…
2598	sub cf::client::send_drawinfo {	2925	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	2926	my ($self, $text, $flags) = @_;
2600		2927
2601	utf8::encode $text;	2928	utf8::encode $text;
2602	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2929	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2930	}
		2931
		2932	=item $client->send_big_packet ($pkt)
		2933
		2934	Like C<send_packet>, but tries to compress large packets, and fragments
		2935	them as required.
		2936
		2937	=cut
		2938
		2939	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2940
		2941	sub cf::client::send_big_packet {
		2942	my ($self, $pkt) = @_;
		2943
		2944	# try lzf for large packets
		2945	$pkt = "lzf " . Compress::LZF::compress $pkt
		2946	if 1024 <= length $pkt and $self->{can_lzf};
		2947
		2948	# split very large packets
		2949	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2950	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2951	$pkt = "frag";
		2952	}
		2953
		2954	$self->send_packet ($pkt);
2603	}	2955	}
2604		2956
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	2957	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		2958
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	2959	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	2961	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	2962	the message unless the client supports the msg packet.
2611		2963
2612	=cut	2964	=cut
2613		2965
		2966	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	2967	our %CHANNEL = (
		2968	"c/motd" => {
		2969	id => "infobox",
		2970	title => "MOTD",
		2971	reply => undef,
		2972	tooltip => "The message of the day",
		2973	},
2615	"c/identify" => {	2974	"c/identify" => {
2616	id => "identify",	2975	id => "infobox",
2617	title => "Identify",	2976	title => "Identify",
2618	reply => undef,	2977	reply => undef,
2619	tooltip => "Items recently identified",	2978	tooltip => "Items recently identified",
2620	},	2979	},
2621	"c/examine" => {	2980	"c/examine" => {
2622	id => "examine",	2981	id => "infobox",
2623	title => "Examine",	2982	title => "Examine",
2624	reply => undef,	2983	reply => undef,
2625	tooltip => "Signs and other items you examined",	2984	tooltip => "Signs and other items you examined",
2626	},	2985	},
		2986	"c/shopinfo" => {
		2987	id => "infobox",
		2988	title => "Shop Info",
		2989	reply => undef,
		2990	tooltip => "What your bargaining skill tells you about the shop",
		2991	},
		2992	"c/book" => {
		2993	id => "infobox",
		2994	title => "Book",
		2995	reply => undef,
		2996	tooltip => "The contents of a note or book",
		2997	},
		2998	"c/lookat" => {
		2999	id => "infobox",
		3000	title => "Look",
		3001	reply => undef,
		3002	tooltip => "What you saw there",
		3003	},
		3004	"c/who" => {
		3005	id => "infobox",
		3006	title => "Players",
		3007	reply => undef,
		3008	tooltip => "Shows players who are currently online",
		3009	},
		3010	"c/body" => {
		3011	id => "infobox",
		3012	title => "Body Parts",
		3013	reply => undef,
		3014	tooltip => "Shows which body parts you posess and are available",
		3015	},
		3016	"c/statistics" => {
		3017	id => "infobox",
		3018	title => "Statistics",
		3019	reply => undef,
		3020	tooltip => "Shows your primary statistics",
		3021	},
		3022	"c/skills" => {
		3023	id => "infobox",
		3024	title => "Skills",
		3025	reply => undef,
		3026	tooltip => "Shows your experience per skill and item power",
		3027	},
		3028	"c/shopitems" => {
		3029	id => "infobox",
		3030	title => "Shop Items",
		3031	reply => undef,
		3032	tooltip => "Shows the items currently for sale in this shop",
		3033	},
		3034	"c/resistances" => {
		3035	id => "infobox",
		3036	title => "Resistances",
		3037	reply => undef,
		3038	tooltip => "Shows your resistances",
		3039	},
		3040	"c/pets" => {
		3041	id => "infobox",
		3042	title => "Pets",
		3043	reply => undef,
		3044	tooltip => "Shows information abotu your pets/a specific pet",
		3045	},
		3046	"c/perceiveself" => {
		3047	id => "infobox",
		3048	title => "Perceive Self",
		3049	reply => undef,
		3050	tooltip => "You gained detailed knowledge about yourself",
		3051	},
		3052	"c/uptime" => {
		3053	id => "infobox",
		3054	title => "Uptime",
		3055	reply => undef,
		3056	tooltip => "How long the server has been running since last restart",
		3057	},
		3058	"c/mapinfo" => {
		3059	id => "infobox",
		3060	title => "Map Info",
		3061	reply => undef,
		3062	tooltip => "Information related to the maps",
		3063	},
		3064	"c/party" => {
		3065	id => "party",
		3066	title => "Party",
		3067	reply => "gsay ",
		3068	tooltip => "Messages and chat related to your party",
		3069	},
		3070	"c/death" => {
		3071	id => "death",
		3072	title => "Death",
		3073	reply => undef,
		3074	tooltip => "Reason for and more info about your most recent death",
		3075	},
		3076	"c/say" => $SAY_CHANNEL,
		3077	"c/chat" => $CHAT_CHANNEL,
2627	);	3078	);
2628		3079
2629	sub cf::client::send_msg {	3080	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	3081	my ($self, $channel, $msg, $color, @extra) = @_;
2631		3082
2632	$msg = $self->pl->expand_cfpod ($msg);	3083	$msg = $self->pl->expand_cfpod ($msg)
		3084	unless $color & cf::NDI_VERBATIM;
2633		3085
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3086	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3087
2636	# check predefined channels, for the benefit of C	3088	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3089	if ($CHANNEL{$channel}) {
		3090	$channel = $CHANNEL{$channel};
2638		3091
		3092	$self->ext_msg (channel_info => $channel);
		3093	$channel = $channel->{id};
		3094
2639	if (ref $channel) {	3095	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3096	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3097	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3098	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3099	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3100	}
2646		3101
2647	$channel = $channel->{id};	3102	$channel = $channel->{id};
2648	}	3103	}
2649		3104
2650	return unless @extra || length $msg;	3105	return unless @extra || length $msg;
2651		3106
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3107	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3108	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3109	if $color & cf::NDI_DEF;
2656		3110
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3111	my $pkt = "msg "
		3112	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3113	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3114	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3115
2671	$color &= cf::NDI_COLOR_MASK;	3116	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3117	}
2685		3118
2686	=item $client->ext_msg ($type, @msg)	3119	=item $client->ext_msg ($type, @msg)
2687		3120
2688	Sends an ext event to the client.	3121	Sends an ext event to the client.
…		…
2691		3124
2692	sub cf::client::ext_msg($$@) {	3125	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3126	my ($self, $type, @msg) = @_;
2694		3127
2695	if ($self->extcmd == 2) {	3128	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove	3130	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";	3131	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}	3133	}
2701	}	3134	}
2702		3135
2703	=item $client->ext_reply ($msgid, @msg)	3136	=item $client->ext_reply ($msgid, @msg)
2704		3137
…		…
2708		3141
2709	sub cf::client::ext_reply($$@) {	3142	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;	3143	my ($self, $id, @msg) = @_;
2711		3144
2712	if ($self->extcmd == 2) {	3145	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3146	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {	3147	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove	3148	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;	3149	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3150	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}	3151	}
2719	}	3152	}
2720		3153
2721	=item $success = $client->query ($flags, "text", \&cb)	3154	=item $success = $client->query ($flags, "text", \&cb)
2722		3155
…		…
2793		3226
2794	$ns->ext_reply ($reply, @reply)	3227	$ns->ext_reply ($reply, @reply)
2795	if $reply;	3228	if $reply;
2796		3229
2797	} else {	3230	} else {
2798	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3231	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2799	}	3232	}
2800		3233
2801	cf::override;	3234	cf::override;
2802	},	3235	},
2803	);	3236	);
…		…
2823		3256
2824	$coro	3257	$coro
2825	}	3258	}
2826		3259
2827	cf::client->attach (	3260	cf::client->attach (
2828	on_destroy => sub {	3261	on_client_destroy => sub {
2829	my ($ns) = @_;	3262	my ($ns) = @_;
2830		3263
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3264	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3265	},
2833	);	3266	);
…		…
2849	our $safe_hole = new Safe::Hole;	3282	our $safe_hole = new Safe::Hole;
2850		3283
2851	$SIG{FPE} = 'IGNORE';	3284	$SIG{FPE} = 'IGNORE';
2852		3285
2853	$safe->permit_only (Opcode::opset qw(	3286	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3287	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3288	grepstart grepwhile mapstart mapwhile
2856	sort time	3289	sort time
2857	));	3290	));
2858		3291
2859	# here we export the classes and methods available to script code	3292	# here we export the classes and methods available to script code
…		…
2861	=pod	3294	=pod
2862		3295
2863	The following functions and methods are available within a safe environment:	3296	The following functions and methods are available within a safe environment:
2864		3297
2865	cf::object	3298	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3299	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3300	insert remove name archname title slaying race decrease split
		3301	value
2868		3302
2869	cf::object::player	3303	cf::object::player
2870	player	3304	player
2871		3305
2872	cf::player	3306	cf::player
…		…
2877		3311
2878	=cut	3312	=cut
2879		3313
2880	for (	3314	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3315	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3316	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3317	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3318	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3319	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3320	["cf::map" => qw(trigger)],
2887	) {	3321	) {
2888	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3322	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3323	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2891	for @funs;	3324	for @funs;
2892	}	3325	}
2893		3326
…		…
2908		3341
2909	my $qcode = $code;	3342	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3343	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3344	$qcode =~ s/\n/\\n/g;
2912		3345
		3346	%vars = (_dummy => 0) unless %vars;
		3347
		3348	my @res;
2913	local $_;	3349	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3350
2916	my $eval =	3351	my $eval =
2917	"do {\n"	3352	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3353	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3354	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3355	. $code
2921	. "\n}"	3356	. "\n}"
2922	;	3357	;
2923		3358
		3359	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3360	sub_generation_inc;
		3361	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3362	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	sub_generation_inc;	3363	sub_generation_inc;
		3364	} else {
		3365	local @cf::_safe_eval_args = values %vars;
		3366	@res = wantarray ? eval eval : scalar eval $eval;
		3367	}
2927		3368
2928	if ($@) {	3369	if ($@) {
2929	warn "$@";	3370	warn "$@",
2930	warn "while executing safe code '$code'\n";	3371	"while executing safe code '$code'\n",
2931	warn "with arguments " . (join " ", %vars) . "\n";	3372	"with arguments " . (join " ", %vars) . "\n";
2932	}	3373	}
2933		3374
2934	wantarray ? @res : $res[0]	3375	wantarray ? @res : $res[0]
2935	}	3376	}
2936		3377
…		…
2950	=cut	3391	=cut
2951		3392
2952	sub register_script_function {	3393	sub register_script_function {
2953	my ($fun, $cb) = @_;	3394	my ($fun, $cb) = @_;
2954		3395
2955	no strict 'refs';	3396	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3397	*$fun = $safe_hole->wrap ($cb);
2957	}	3398	}
2958		3399
2959	=back	3400	=back
2960		3401
2961	=cut	3402	=cut
…		…
2970	# for this (global event?)	3411	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3412	%ext::player_env::MUSIC_FACE_CACHE = ();
2972		3413
2973	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3414	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2974		3415
2975	warn "loading facedata from $path\n";	3416	trace "loading facedata from $path\n";
2976		3417
2977	my $facedata;
2978	0 < aio_load $path, $facedata	3418	0 < aio_load $path, my $facedata
2979	or die "$path: $!";	3419	or die "$path: $!";
2980		3420
2981	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
2982		3422
2983	$facedata->{version} == 2	3423	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2985		3425
2986	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2987	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
2988	type => FT_RSRC,	3429	type => FT_RSRC,
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
2990	};	3432	};
2991	cf::cede_to_tick;	3433	cf::cede_to_tick;
2992		3434
2993	{	3435	{
2994	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
2995		3437
2996	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
2998	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3002		3445
3003	cf::cede_to_tick;	3446	cf::cede_to_tick;
3004	}	3447	}
3005		3448
3006	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3008	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3009	or next;	3453	or next;
		3454
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3458	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3015	}	3460	}
3016		3461
3017	cf::cede_to_tick;	3462	cf::cede_to_tick;
3018	}	3463	}
3019	}	3464	}
…		…
3028		3473
3029	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3030	}	3475	}
3031		3476
3032	{	3477	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3036		3479
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3483
3043	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3044	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3045
3046	my $meta = $enc->encode ({
3047	name => $name,
3048	%{ $info->{meta} || {} },
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3486	} else {
3053	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3054	}	3488	}
3055		3489
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3490	cf::cede_to_tick;
3060	}	3491	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3495
3081	1	3496	1
3082	}	3497	}
3083		3498
3084	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3086		3501
3087	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3089	}	3504	}
3090	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3091		3516
3092	sub reload_regions {	3517	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3519	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3534	}
3110		3535
3111	sub reload_archetypes {	3536	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references
3115	# this really needs to be done in an extra post-pass
3116	# (which needs to be synchronous, so solve it differently)
3117	load_resource_file "$DATADIR/archetypes"
3118	or die "unable to load archetypes\n";
3119	}	3539	}
3120		3540
3121	sub reload_treasures {	3541	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3124	}	3544	}
3125		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3126	sub reload_resources {	3569	sub reload_resources {
3127	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3128		3571
		3572	reload_exp_table;
		3573	reload_materials;
		3574	reload_facedata;
		3575	reload_sound;
		3576	reload_archetypes;
3129	reload_regions;	3577	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3578	reload_treasures;
3134		3579
3135	warn "finished reloading resource files\n";	3580	trace "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3581	}
3141		3582
3142	sub reload_config {	3583	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3584	trace "reloading config file...\n";
3144	or return;
3145		3585
3146	local $/;	3586	0 < aio_load "$CONFDIR/config", my $config
3147	*CFG = YAML::Syck::Load <$fh>;	3587	or die "$CONFDIR/config: $!";
3148		3588
		3589	utf8::decode $config;
		3590	*CFG = yaml_load $config;
		3591
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3592	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3150		3593
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3594	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3595	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3153		3596
3154	if (exists $CFG{mlockall}) {	3597	if (exists $CFG{mlockall}) {
…		…
3158	};	3601	};
3159	warn $@ if $@;	3602	warn $@ if $@;
3160	}	3603	}
3161	}	3604	}
3162		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
		3632	}
		3633
3163	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3164	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3647	(async {
3168	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3170	};	3651	};
3171		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	cf::incloader::init ();
		3657
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663
		3664	reload_resources;
3172	reload_config;	3665	reload_config;
3173	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3174	load_extensions;	3676	load_extensions;
3175		3677
3176	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	cf::_post_init 0;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3178	}	3696	}
3179		3697
3180	#############################################################################	3698	#############################################################################
3181	# initialisation and cleanup	3699	# initialisation and cleanup
3182		3700
3183	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3184	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3193	},
3194	);	3707	};
3195	}	3708	}
3196	}	3709	}
3197		3710
3198	sub write_runtime {	3711	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3200		3713
3201	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3203		3716
3204	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3718
3206	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3207		3720
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3722	or return;
3210		3723
3211	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3224		3737
3225	close $fh	3738	close $fh
3226	or return;	3739	or return;
3227		3740
3228	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3742	and return;
3230		3743
3231	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3745
3233	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3234	}	3797	}
3235		3798
3236	sub emergency_save() {	3799	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3238		3801
3239	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3240		3808
3241	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3242	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	3820	$pl->save;
3250	}	3821	}
3251	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3252		3823
3253	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	3829	$map->valid or next;
3257	$map->save;	3830	$map->save;
3258	}	3831	}
3259	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3260		3833
3261	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3264	};	3862	};
3265		3863
3266	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3267	}	3865	}
3268		3866
3269	sub post_cleanup {	3867	sub post_cleanup {
3270	my ($make_core) = @_;	3868	my ($make_core) = @_;
3271		3869
		3870	IO::AIO::flush;
		3871
3272	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3274	}	3902	}
3275		3903
3276	sub do_reload_perl() {	3904	sub do_reload_perl() {
3277	# can/must only be called in main	3905	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	3906	unless (in_main) {
3279	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3280	return;	3908	return;
3281	}	3909	}
3282		3910
3283	warn "reloading...";	3911	return if $RELOAD++;
3284		3912
3285	warn "entering sync_job";	3913	my $t1 = AE::time;
3286		3914
		3915	while ($RELOAD) {
		3916	cf::get_slot 0.1, -1, "reload_perl";
		3917	info "perl_reload: reloading...";
		3918
		3919	trace "perl_reload: entering sync_job";
		3920
3287	cf::sync_job {	3921	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark
3289	cf::emergency_save;	3922	#cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark
3291		3923
3292	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;
3294
3295	# if anything goes wrong in here, we should simply crash as we already saved
3296
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;
3308	warn "iterate...";
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";	3924	trace "perl_reload: cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();	3926	%EXT_CORO = ();
3316		3927
3317	warn "removing commands";	3928	trace "perl_reload: removing commands";
3318	%COMMAND = ();	3929	%COMMAND = ();
3319		3930
3320	warn "removing ext/exti commands";	3931	trace "perl_reload: removing ext/exti commands";
3321	%EXTCMD = ();	3932	%EXTCMD = ();
3322	%EXTICMD = ();	3933	%EXTICMD = ();
3323		3934
3324	warn "unloading/nuking all extensions";	3935	trace "perl_reload: unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3327		3938
3328	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3329	eval {	3940	eval {
3330	$cb->($pkg);	3941	$cb->($pkg);
3331	1	3942	1
3332	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3333	}	3948	}
3334		3949
3335	warn "... nuking $pkg";
3336	Symbol::delete_package $pkg;
3337	}
3338
3339	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3340	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		3953
3343	warn "... unloading $k";	3954	trace "... unloading $k";
3344	delete $INC{$k};	3955	delete $INC{$k};
3345		3956
3346	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3348		3959
3349	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3350	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3351	}	3965	}
3352		3966
3353	Symbol::delete_package $k;
3354	}
3355
3356	warn "getting rid of safe::, as good as possible";	3967	trace "perl_reload: getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		3970
3360	warn "unloading cf.pm \"a bit\"";	3971	trace "perl_reload: unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		3974
3364	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3365	# and global variables created in xs	3976	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3367		3978
3368	warn "unload completed, starting to reload now";	3979	info "perl_reload: unload completed, starting to reload now";
3369		3980
3370	warn "reloading cf.pm";	3981	trace "perl_reload: reloading cf.pm";
3371	require cf;	3982	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3373		3984
3374	warn "loading config and database again";	3985	trace "perl_reload: loading config and database again";
3375	cf::reload_config;	3986	cf::reload_config;
3376		3987
3377	warn "loading extensions";	3988	trace "perl_reload: loading extensions";
3378	cf::load_extensions;	3989	cf::load_extensions;
3379		3990
		3991	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	3992	trace "perl_reload: reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	3994	trace "perl_reload: reattaching attachments to maps";
3383	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	3996	trace "perl_reload: reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3386		3999
3387	warn "leaving sync_job";	4000	cf::_post_init 1;
3388		4001
		4002	trace "perl_reload: leaving sync_job";
		4003
3389	1	4004	1
3390	} or do {	4005	} or do {
3391	warn $@;	4006	error $@;
3392	warn "error while reloading, exiting.";	4007	cf::cleanup "perl_reload: error, exiting.";
3393	exit 1;	4008	};
		4009
		4010	--$RELOAD;
3394	};	4011	}
3395		4012
3396	warn "reloaded";	4013	$t1 = AE::time - $t1;
		4014	info "perl_reload: completed in ${t1}s\n";
3397	};	4015	};
3398		4016
3399	our $RELOAD_WATCHER; # used only during reload	4017	our $RELOAD_WATCHER; # used only during reload
3400		4018
3401	sub reload_perl() {	4019	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	4020	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	4021	# coro crashes during coro_state_free->destroy here.
3404		4022
3405	$RELOAD_WATCHER ||= Event->timer (	4023	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	4024	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	4025
3408	data => WF_AUTOCANCEL,	4026	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	4027	do_reload_perl;
3411	undef $RELOAD_WATCHER;	4028	undef $RELOAD_WATCHER;
3412	},	4029	};
3413	);	4030	};
3414	}	4031	}
3415		4032
3416	register_command "reload" => sub {	4033	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	4034	my ($who, $arg) = @_;
3418		4035
3419	if ($who->flag (FLAG_WIZ)) {	4036	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	4037	$who->message ("reloading server.");
		4038	async {
		4039	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	4040	reload_perl;
		4041	};
3422	}	4042	}
3423	};	4043	};
3424		4044
3425	unshift @INC, $LIBDIR;	4045	#############################################################################
3426		4046
3427	my $bug_warning = 0;	4047	my $bug_warning = 0;
3428		4048
3429	our @WAIT_FOR_TICK;	4049	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;	4050	our @WAIT_FOR_TICK_BEGIN;
3431		4051
3432	sub wait_for_tick {	4052	sub wait_for_tick() {
3433	return unless $TICK_WATCHER->is_active;
3434	return if $Coro::current == $Coro::main;	4053	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3435		4054
3436	my $signal = new Coro::Signal;	4055	my $signal = new Coro::Signal;
3437	push @WAIT_FOR_TICK, $signal;	4056	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;	4057	$signal->wait;
3439	}	4058	}
3440		4059
3441	sub wait_for_tick_begin {	4060	sub wait_for_tick_begin() {
3442	return unless $TICK_WATCHER->is_active;
3443	return if $Coro::current == $Coro::main;	4061	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3444		4062
3445	my $signal = new Coro::Signal;	4063	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	4064	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	4065	$signal->wait;
3448	}	4066	}
3449		4067
3450	our $stat_fh;	4068	sub tick {
3451	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453	$TICK_WATCHER = Event->timer (
3454	reentrant => 0,
3455	parked => 1,
3456	prio => 0,
3457	at => $NEXT_TICK || $TICK,
3458	data => WF_AUTOCANCEL,
3459	cb => sub {
3460	if ($Coro::current != $Coro::main) {	4069	if ($Coro::current != $Coro::main) {
3461	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4070	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462	unless ++$bug_warning > 10;	4071	unless ++$bug_warning > 10;
3463	return;	4072	return;
3464	}	4073	}
3465		4074
3466	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3467
3468	$NOW = $tick_start = Event::time;
3469
3470	cf::server_tick; # one server iteration	4075	cf::server_tick; # one server iteration
3471		4076
3472	$RUNTIME += $TICK;	4077	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3473	$NEXT_TICK += $TICK;
3474		4078
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4079	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	4080	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	4081	Coro::async_pool {
		4082	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	4083	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	4084	or error "ERROR: unable to write runtime file: $!";
3480	};
3481	}	4085	};
		4086	}
3482		4087
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4088	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	4089	$sig->send;
3488	}	4090	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	4091	while (my $sig = shift @WAIT_FOR_TICK) {
3490	$sig->send;	4092	$sig->send;
3491	}	4093	}
3492		4094
3493	$NOW = Event::time;	4095	$LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495	# if we are delayed by four ticks or more, skip them all
3496	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498	$TICK_WATCHER->at ($NEXT_TICK);
3499	$TICK_WATCHER->start;
3500
3501	$LOAD = ($NOW - $tick_start) / $TICK;
3502	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4096	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		4097
3504	_post_tick;	4098	if (0) {
3505		4099	if ($NEXT_TICK) {
3506	# gather some statistics#d#	4100	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4101	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4102	debug "jitter $JITTER\n";#d#
		4103	}
3509	},	4104	}
3510	);	4105	}
3511		4106
3512	{	4107	{
		4108	# configure BDB
		4109
3513	BDB::min_parallel 8;	4110	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4111	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4112	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4113
3539	unless ($DB_ENV) {	4114	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4115	$DB_ENV = BDB::db_env_create;
		4116	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4117	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4118	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4119	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4120	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541		4121
3542	cf::sync_job {	4122	cf::sync_job {
3543	eval {	4123	eval {
3544	BDB::db_env_open	4124	BDB::db_env_open
3545	$DB_ENV,	4125	$DB_ENV,
…		…
3547	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4127	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4128	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4129	0666;
3550		4130
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4131	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554	| BDB::LOG_AUTOREMOVE, 1);
3555	$DB_ENV->set_lk_detect;
3556	};	4132	};
3557		4133
3558	cf::cleanup "db_env_open(db): $@" if $@;	4134	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4135	};
3560	}	4136	}
3561		4137
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4138	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4139	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4140	};
3565	hard => 1,	4141	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4142	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4143	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4144	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573	after => 5,
3574	interval => 10,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4145	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4146	};
3582	}	4147	}
3583		4148
3584	{	4149	{
		4150	# configure IO::AIO
		4151
3585	IO::AIO::min_parallel 8;	4152	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4153	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4154	undef $AnyEvent::AIO::WATCHER;
3590	reentrant => 0,
3591	data => WF_AUTOCANCEL,
3592	fd => IO::AIO::poll_fileno,
3593	poll => 'r',
3594	prio => 6,
3595	cb => \&IO::AIO::poll_cb,
3596	);
3597	}	4155	}
3598		4156
3599	my $_log_backtrace;	4157	our $_log_backtrace;
		4158	our $_log_backtrace_last;
3600		4159
3601	sub _log_backtrace {	4160	sub _log_backtrace {
3602	my ($msg, @addr) = @_;	4161	my ($msg, @addr) = @_;
3603		4162
3604	$msg =~ s/\n//;	4163	$msg =~ s/\n$//;
3605		4164
		4165	if ($_log_backtrace_last eq $msg) {
		4166	LOG llevInfo, "[ABT] $msg\n";
		4167	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3606	# limit the # of concurrent backtraces	4168	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4169	} elsif ($_log_backtrace < 2) {
		4170	$_log_backtrace_last = $msg;
3608	++$_log_backtrace;	4171	++$_log_backtrace;
		4172	my $perl_bt = Carp::longmess $msg;
3609	async {	4173	async {
		4174	$Coro::current->{desc} = "abt $msg";
		4175
3610	my @bt = fork_call {	4176	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4177	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4178	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4179	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614	or die "addr2line: $!";	4180	or die "addr2line: $!";
…		…
3622	}	4188	}
3623		4189
3624	@funcs	4190	@funcs
3625	};	4191	};
3626		4192
3627	LOG llevInfo, "[ABT] $msg\n";	4193	LOG llevInfo, "[ABT] $perl_bt\n";
		4194	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4195	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4196	--$_log_backtrace;
3630	};	4197	};
3631	} else {	4198	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4199	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4200	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3634	}	4201	}
3635	}	4202	}
3636		4203
3637	# load additional modules	4204	# load additional modules
3638	use cf::pod;	4205	require "cf/$_.pm" for @EXTRA_MODULES;
		4206	cf::_connect_to_perl_2;
3639		4207
3640	END { cf::emergency_save }	4208	END { cf::emergency_save }
3641		4209
3642	1	4210	1
3643		4211

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