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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 1.559 by root, Sat Feb 26 12:50:27 2011 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;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
93		138
94	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
97		142
98	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		145
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
104		155
105	binmode STDOUT;	156	binmode STDOUT;
106	binmode STDERR;	157	binmode STDERR;
107		158
108	# read virtual server time, if available	159	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
113	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
114		167
115	mkdir $_	168	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		170
118	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
119		172
120	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		189
122	#############################################################################	190	#############################################################################
123		191
124	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
125		193
…		…
161		229
162	The raw value load value from the last tick.	230	The raw value load value from the last tick.
163		231
164	=item %cf::CFG	232	=item %cf::CFG
165		233
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	235	from wherever your confdir points to.
168		236
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		238
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	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	240	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.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
175	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
176		249
177	This array contains the results of the last C<invoke ()> call. When	250	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	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	252	that call.
180		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
181	=back	260	=back
182		261
183	=cut	262	=cut
184		263
185	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	271	my $msg = join "", @_;
188		272
189	$msg .= "\n"	273	$msg .= "\n"
190	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
191		275
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		277
194	LOG llevError, $msg;	278	LOG llevWarn, $msg;
195	};	279	};
196	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
197		294
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	305	for my $pkg (qw(
209	cf::global cf::attachable	306	cf::global cf::attachable
210	cf::object cf::object::player	307	cf::object cf::object::player
211	cf::client cf::player	308	cf::client cf::player
212	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
213	cf::map cf::party cf::region	311	cf::party cf::region
214	)) {	312	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	314	}
218		315
219	$Event::DIED = sub {	316	$EV::DIED = sub {
220	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
221	};	318	};
222		319
223	#############################################################################	320	#############################################################################
224		321
225	=head2 UTILITY FUNCTIONS	322	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	344	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	345	$d
249	} || "[unable to dump $_[0]: '$@']";	346	} || "[unable to dump $_[0]: '$@']";
250	}	347	}
251		348
252	=item $ref = cf::from_json $json	349	=item $ref = cf::decode_json $json
253		350
254	Converts a JSON string into the corresponding perl data structure.	351	Converts a JSON string into the corresponding perl data structure.
255		352
256	=item $json = cf::to_json $ref	353	=item $json = cf::encode_json $ref
257		354
258	Converts a perl data structure into its JSON representation.	355	Converts a perl data structure into its JSON representation.
259		356
260	=cut	357	=cut
261		358
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	359	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		360
264	sub to_json ($) { $json_coder->encode ($_[0]) }	361	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	362	sub decode_json($) { $json_coder->decode ($_[0]) }
		363
		364	=item $ref = cf::yaml_load $scalar
		365
		366	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		367
		368	=cut
		369
		370	sub fork_call(&@);
		371
		372	sub yaml_load($) {
		373	fork_call { YAML::XS::Load $_[0] } @_
		374	}
		375
		376	=item cf::post_init { BLOCK }
		377
		378	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		379	but I<before> the server starts ticking again.
		380
		381	The codeblock will have a single boolean argument to indicate whether this
		382	is a reload or not.
		383
		384	=cut
		385
		386	sub post_init(&) {
		387	push @POST_INIT, shift;
		388	}
		389
		390	sub _post_init {
		391	trace "running post_init jobs";
		392
		393	# run them in parallel...
		394
		395	my @join;
		396
		397	while () {
		398	push @join, map &Coro::async ($_, 0), @POST_INIT;
		399	@POST_INIT = ();
		400
		401	@join or last;
		402
		403	(pop @join)->join;
		404	}
		405	}
266		406
267	=item cf::lock_wait $string	407	=item cf::lock_wait $string
268		408
269	Wait until the given lock is available. See cf::lock_acquire.	409	Wait until the given lock is available. See cf::lock_acquire.
270		410
271	=item my $lock = cf::lock_acquire $string	411	=item my $lock = cf::lock_acquire $string
272		412
273	Wait until the given lock is available and then acquires it and returns	413	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,	414	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	415	for example when the coroutine gets canceled), the lock is automatically
276	returned.	416	returned.
277		417
278	Locks are *not* recursive, locking from the same coro twice results in a	418	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	419	deadlocked coro.
…		…
285		425
286	Return true if the lock is currently active, i.e. somebody has locked it.	426	Return true if the lock is currently active, i.e. somebody has locked it.
287		427
288	=cut	428	=cut
289		429
290	our %LOCK;	430	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		431
293	sub lock_wait($) {	432	sub lock_wait($) {
294	my ($key) = @_;	433	$LOCKS->wait ($_[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} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	434	}
307		435
308	sub lock_acquire($) {	436	sub lock_acquire($) {
309	my ($key) = @_;	437	$LOCKS->guard ($_[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	}	438	}
323		439
324	sub lock_active($) {	440	sub lock_active($) {
325	my ($key) = @_;	441	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	442	}
329		443
330	sub freeze_mainloop {	444	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	445	tick_inhibit_inc;
332		446
333	my $guard = Coro::guard {	447	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	448	}
335	};	449
336	$TICK_WATCHER->stop;	450	=item cf::periodic $interval, $cb
337	$guard	451
		452	Like EV::periodic, but randomly selects a starting point so that the actions
		453	get spread over time.
		454
		455	=cut
		456
		457	sub periodic($$) {
		458	my ($interval, $cb) = @_;
		459
		460	my $start = rand List::Util::min 180, $interval;
		461
		462	EV::periodic $start, $interval, 0, $cb
338	}	463	}
339		464
340	=item cf::get_slot $time[, $priority[, $name]]	465	=item cf::get_slot $time[, $priority[, $name]]
341		466
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	467	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		475
351	=cut	476	=cut
352		477
353	our @SLOT_QUEUE;	478	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	479	our $SLOT_QUEUE;
		480	our $SLOT_DECAY = 0.9;
355		481
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	482	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	483	$SLOT_QUEUE = Coro::async {
		484	$Coro::current->desc ("timeslot manager");
		485
358	my $signal = new Coro::Signal;	486	my $signal = new Coro::Signal;
		487	my $busy;
359		488
360	while () {	489	while () {
361	next_job:	490	next_job:
		491
362	my $avail = cf::till_tick;	492	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	493
364	for (0 .. $#SLOT_QUEUE) {	494	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	495	if ($SLOT_QUEUE[$_][0] <= $avail) {
		496	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	497	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	498	$job->[2]->send;
368	Coro::cede;	499	Coro::cede;
369	goto next_job;	500	goto next_job;
370	}	501	} else {
		502	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	503	}
372	}	504	}
373		505
374	if (@SLOT_QUEUE) {	506	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	507	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	508	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	509	$signal->wait;
378	} else {	510	} else {
		511	$busy = 0;
379	Coro::schedule;	512	Coro::schedule;
380	}	513	}
381	}	514	}
382	};	515	};
383		516
384	sub get_slot($;$$) {	517	sub get_slot($;$$) {
		518	return if tick_inhibit || $Coro::current == $Coro::main;
		519
385	my ($time, $pri, $name) = @_;	520	my ($time, $pri, $name) = @_;
386		521
387	$time = $TICK * .6 if $time > $TICK * .6;	522	$time = clamp $time, 0.01, $TICK * .6;
		523
388	my $sig = new Coro::Signal;	524	my $sig = new Coro::Signal;
389		525
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	526	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	527	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	528	$SLOT_QUEUE->ready;
…		…
403		539
404	BEGIN { *async = \&Coro::async_pool }	540	BEGIN { *async = \&Coro::async_pool }
405		541
406	=item cf::sync_job { BLOCK }	542	=item cf::sync_job { BLOCK }
407		543
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	544	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	545	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	546	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	547	acceptable.
412		548
413	If it must be done, put the blocking parts into C<sync_job>. This will run	549	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	550	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	554	=cut
419		555
420	sub sync_job(&) {	556	sub sync_job(&) {
421	my ($job) = @_;	557	my ($job) = @_;
422		558
423	if ($Coro::current == $Coro::main) {	559	if (in_main) {
424	my $time = Event::time;	560	my $time = AE::time;
425		561
426	# this is the main coro, too bad, we have to block	562	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	563	# till the operation succeeds, freezing the server :/
428		564
429	# TODO: use suspend/resume instead	565	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	566
431	my $freeze_guard = freeze_mainloop;	567	my $freeze_guard = freeze_mainloop;
432		568
433	my $busy = 1;	569	my $busy = 1;
434	my @res;	570	my @res;
435		571
436	(async {	572	(async {
		573	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	574	@res = eval { $job->() };
438	warn $@ if $@;	575	error $@ if $@;
439	undef $busy;	576	undef $busy;
440	})->prio (Coro::PRIO_MAX);	577	})->prio (Coro::PRIO_MAX);
441		578
442	while ($busy) {	579	while ($busy) {
443	Coro::cede or Event::one_event;	580	if (Coro::nready) {
		581	Coro::cede_notself;
		582	} else {
		583	EV::loop EV::LOOP_ONESHOT;
444	}	584	}
		585	}
445		586
446	$time = Event::time - $time;	587	my $time = AE::time - $time;
447		588
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	589	$TICK_START += $time; # do not account sync jobs to server load
452		590
453	wantarray ? @res : $res[0]	591	wantarray ? @res : $res[0]
454	} else {	592	} else {
455	# we are in another coroutine, how wonderful, everything just works	593	# we are in another coroutine, how wonderful, everything just works
456		594
…		…
476	$EXT_CORO{$coro+0} = $coro;	614	$EXT_CORO{$coro+0} = $coro;
477		615
478	$coro	616	$coro
479	}	617	}
480		618
481	=item fork_call { }, $args	619	=item fork_call { }, @args
482		620
483	Executes the given code block with the given arguments in a seperate	621	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	622	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	623	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	624	never block itself or use any form of event handling.
487		625
488	=cut	626	=cut
		627
		628	sub post_fork {
		629	reset_signals;
		630	}
489		631
490	sub fork_call(&@) {	632	sub fork_call(&@) {
491	my ($cb, @args) = @_;	633	my ($cb, @args) = @_;
492		634
493	# we seemingly have to make a local copy of the whole thing,	635	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	636	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	637	# TODO: investigate and fix (likely this will be rather laborious)
496		638
497	my @res = Coro::Util::fork_eval {	639	my @res = Coro::Util::fork_eval {
498	reset_signals;	640	cf::post_fork;
499	&$cb	641	&$cb
500	}, @args;	642	} @args;
501		643
502	wantarray ? @res : $res[-1]	644	wantarray ? @res : $res[-1]
		645	}
		646
		647	sub objinfo {
		648	(
		649	"counter value" => cf::object::object_count,
		650	"objects created" => cf::object::create_count,
		651	"objects destroyed" => cf::object::destroy_count,
		652	"freelist size" => cf::object::free_count,
		653	"allocated objects" => cf::object::objects_size,
		654	"active objects" => cf::object::actives_size,
		655	)
		656	}
		657
		658	=item $coin = coin_from_name $name
		659
		660	=cut
		661
		662	our %coin_alias = (
		663	"silver" => "silvercoin",
		664	"silvercoin" => "silvercoin",
		665	"silvercoins" => "silvercoin",
		666	"gold" => "goldcoin",
		667	"goldcoin" => "goldcoin",
		668	"goldcoins" => "goldcoin",
		669	"platinum" => "platinacoin",
		670	"platinumcoin" => "platinacoin",
		671	"platinumcoins" => "platinacoin",
		672	"platina" => "platinacoin",
		673	"platinacoin" => "platinacoin",
		674	"platinacoins" => "platinacoin",
		675	"royalty" => "royalty",
		676	"royalties" => "royalty",
		677	);
		678
		679	sub coin_from_name($) {
		680	$coin_alias{$_[0]}
		681	? cf::arch::find $coin_alias{$_[0]}
		682	: undef
503	}	683	}
504		684
505	=item $value = cf::db_get $family => $key	685	=item $value = cf::db_get $family => $key
506		686
507	Returns a single value from the environment database.	687	Returns a single value from the environment database.
…		…
517	within each server.	697	within each server.
518		698
519	=cut	699	=cut
520		700
521	sub db_table($) {	701	sub db_table($) {
		702	cf::error "db_get called from main context"
		703	if $Coro::current == $Coro::main;
		704
522	my ($name) = @_;	705	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	706	my $db = BDB::db_create $DB_ENV;
524		707
525	eval {	708	eval {
526	$db->set_flags (BDB::CHKSUM);	709	$db->set_flags (BDB::CHKSUM);
…		…
536	}	719	}
537		720
538	our $DB;	721	our $DB;
539		722
540	sub db_init {	723	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	724	$DB ||= db_table "db";
543	};
544	}	725	}
545		726
546	sub db_get($$) {	727	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	728	my $key = "$_[0]/$_[1]";
548		729
549	cf::sync_job {	730	cf::error "db_get called from main context"
		731	if $Coro::current == $Coro::main;
		732
550	BDB::db_get $DB, undef, $key, my $data;	733	BDB::db_get $DB, undef, $key, my $data;
551		734
552	$! ? ()	735	$! ? ()
553	: $data	736	: $data
554	}
555	}	737	}
556		738
557	sub db_put($$$) {	739	sub db_put($$$) {
558	BDB::dbreq_pri 4;	740	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	741	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
615		797
616	my $t1 = Time::HiRes::time;	798	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	799	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	800	my $t2 = Time::HiRes::time;
619		801
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	802	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		803
622	db_put cache => "$id/data", $data;	804	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	805	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	806	db_put cache => "$id/meta", $meta;
625		807
…		…
635		817
636	=cut	818	=cut
637		819
638	sub datalog($@) {	820	sub datalog($@) {
639	my ($type, %kv) = @_;	821	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	822	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	823	}
642		824
643	=back	825	=back
644		826
645	=cut	827	=cut
646		828
647	#############################################################################	829	#############################################################################
648		830
649	=head2 ATTACHABLE OBJECTS	831	=head2 ATTACHABLE OBJECTS
650		832
651	Many objects in crossfire are so-called attachable objects. That means you can	833	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")	834	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	835	to it. All such attachable objects support the following methods.
654		836
655	In the following description, CLASS can be any of C<global>, C<object>	837	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	838	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	839	Deliantra).
658		840
659	=over 4	841	=over 4
660		842
661	=item $attachable->attach ($attachment, key => $value...)	843	=item $attachable->attach ($attachment, key => $value...)
662		844
…		…
706	=item cf::CLASS::attachment $name, ...	888	=item cf::CLASS::attachment $name, ...
707		889
708	Register an attachment by C<$name> through which attachable objects of the	890	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	891	given CLASS can refer to this attachment.
710		892
711	Some classes such as crossfire maps and objects can specify attachments	893	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.	894	that are attached at load/instantiate time, thus the need for a name.
713		895
714	These calls expect any number of the following handler/hook descriptions:	896	These calls expect any number of the following handler/hook descriptions:
715		897
716	=over 4	898	=over 4
…		…
840		1022
841	} elsif (exists $cb_id{$type}) {	1023	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1024	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1025
844	} elsif (ref $type) {	1026	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1027	error "attaching objects not supported, ignoring.\n";
846		1028
847	} else {	1029	} else {
848	shift @arg;	1030	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1031	error "attach argument '$type' not supported, ignoring.\n";
850	}	1032	}
851	}	1033	}
852	}	1034	}
853		1035
854	sub _object_attach {	1036	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1046	_attach $registry, $klass, @attach;
865	}	1047	}
866		1048
867	$obj->{$name} = \%arg;	1049	$obj->{$name} = \%arg;
868	} else {	1050	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1051	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1052	}
871		1053
872	$obj->{_attachment}{$name} = undef;	1054	$obj->{_attachment}{$name} = undef;
873	}	1055	}
874		1056
…		…
933		1115
934	for (@$callbacks) {	1116	for (@$callbacks) {
935	eval { &{$_->[1]} };	1117	eval { &{$_->[1]} };
936		1118
937	if ($@) {	1119	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1120	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1121	override;
941	}	1122	}
942		1123
943	return 1 if $override;	1124	return 1 if $override;
944	}	1125	}
945		1126
946	0	1127	0
947	}	1128	}
948		1129
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1131
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1132	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1133
953	Generate an object-specific event with the given arguments.	1134	Generate an object-specific event with the given arguments.
954		1135
…		…
960		1141
961	=cut	1142	=cut
962		1143
963	#############################################################################	1144	#############################################################################
964	# object support	1145	# object support
965	#
966		1146
		1147	sub _object_equal($$);
		1148	sub _object_equal($$) {
		1149	my ($a, $b) = @_;
		1150
		1151	return 0 unless (ref $a) eq (ref $b);
		1152
		1153	if ("HASH" eq ref $a) {
		1154	my @ka = keys %$a;
		1155	my @kb = keys %$b;
		1156
		1157	return 0 if @ka != @kb;
		1158
		1159	for (0 .. $#ka) {
		1160	return 0 unless $ka[$_] eq $kb[$_];
		1161	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1162	}
		1163
		1164	} elsif ("ARRAY" eq ref $a) {
		1165
		1166	return 0 if @$a != @$b;
		1167
		1168	for (0 .. $#$a) {
		1169	return 0 unless _object_equal $a->[$_], $b->[$_];
		1170	}
		1171
		1172	} elsif ($a ne $b) {
		1173	return 0;
		1174	}
		1175
		1176	1
		1177	}
		1178
		1179	our $SLOW_MERGES;#d#
967	sub _can_merge {	1180	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1181	my ($ob1, $ob2) = @_;
969		1182
970	local $Storable::canonical = 1;	1183	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1184
974	$fob1 eq $fob2	1185	# we do the slow way here
		1186	return _object_equal $ob1, $ob2
975	}	1187	}
976		1188
977	sub reattach {	1189	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1190	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1191	my ($obj) = @_;
980		1192
		1193	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1194	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1195
983	my $registry = $obj->registry;	1196	my $registry = $obj->registry;
984		1197
985	@$registry = ();	1198	@$registry = ();
986		1199
…		…
991	for (@$attach) {	1204	for (@$attach) {
992	my ($klass, @attach) = @$_;	1205	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1206	_attach $registry, $klass, @attach;
994	}	1207	}
995	} else {	1208	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1209	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1210	}
998	}	1211	}
999	}	1212	}
1000		1213
1001	cf::attachable->attach (	1214	cf::attachable->attach (
1002	prio => -1000000,	1215	prio => -1000000,
1003	on_instantiate => sub {	1216	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1217	my ($obj, $data) = @_;
1005		1218
1006	$data = from_json $data;	1219	$data = decode_json $data;
1007		1220
1008	for (@$data) {	1221	for (@$data) {
1009	my ($name, $args) = @$_;	1222	my ($name, $args) = @$_;
1010		1223
1011	$obj->attach ($name, %{$args || {} });	1224	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1238	);
1026		1239
1027	sub object_freezer_save {	1240	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1241	my ($filename, $rdata, $objs) = @_;
1029		1242
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1243	sync_job {
1033	if (length $$rdata) {	1244	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1245	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1246	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1247	$decname, length $$rdata, scalar @$objs
		1248	if $VERBOSE_IO;
1037		1249
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1250	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1251	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1252	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1253	if ($cf::USE_FSYNC) {
		1254	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;
		1255	aio_fsync $fh;
		1256	}
1042	close $fh;	1257	aio_close $fh;
1043		1258
1044	if (@$objs) {	1259	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1260	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1261	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1262	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1263	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1264	if ($cf::USE_FSYNC) {
		1265	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;
		1266	aio_fsync $fh;
		1267	}
1050	close $fh;	1268	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1269	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1270	}
1053	} else {	1271	} else {
1054	aio_unlink "$filename.pst";	1272	aio_unlink "$filename.pst";
1055	}	1273	}
1056		1274
1057	aio_rename "$filename~", $filename;	1275	aio_rename "$filename~", $filename;
		1276
		1277	$filename =~ s%/[^/]+$%%;
		1278	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1279	} else {
1059	warn "FATAL: $filename~: $!\n";	1280	error "unable to save objects: $filename~: $!\n";
1060	}	1281	}
1061	} else {	1282	} else {
1062	aio_unlink $filename;	1283	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1284	aio_unlink "$filename.pst";
1064	}	1285	}
1065	};	1286	};
1066
1067	undef $guard;
1068	}	1287	}
1069		1288
1070	sub object_freezer_as_string {	1289	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1290	my ($rdata, $objs) = @_;
1072		1291
…		…
1077		1296
1078	sub object_thawer_load {	1297	sub object_thawer_load {
1079	my ($filename) = @_;	1298	my ($filename) = @_;
1080		1299
1081	my ($data, $av);	1300	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1301
1085	(aio_load $filename, $data) >= 0	1302	(aio_load $filename, $data) >= 0
1086	or return;	1303	or return;
1087		1304
1088	unless (aio_stat "$filename.pst") {	1305	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1306	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1307	or return;
1091		1308
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1309	my $st = eval { Coro::Storable::thaw $av };
		1310	$av = $st->{objs};
1094	}	1311	}
1095		1312
1096	utf8::decode (my $decname = $filename);	1313	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1314	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1315	$decname, length $data, scalar @{$av || []}
		1316	if $VERBOSE_IO;
1099		1317
1100	($data, $av)	1318	($data, $av)
1101	}	1319	}
1102		1320
1103	=head2 COMMAND CALLBACKS	1321	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1377	my ($name, $cb) = @_;
1160		1378
1161	$EXTICMD{$name} = $cb;	1379	$EXTICMD{$name} = $cb;
1162	}	1380	}
1163		1381
		1382	use File::Glob ();
		1383
1164	cf::player->attach (	1384	cf::player->attach (
1165	on_command => sub {	1385	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1386	my ($pl, $name, $params) = @_;
1167		1387
1168	my $cb = $COMMAND{$name}	1388	my $cb = $COMMAND{$name}
1169	or return;	1389	or return;
1170		1390
…		…
1193		1413
1194	$pl->ext_reply ($reply, @reply)	1414	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1415	if $reply;
1196		1416
1197	} else {	1417	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1418	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1419	}
1200		1420
1201	cf::override;	1421	cf::override;
1202	},	1422	},
1203	);	1423	);
1204		1424
		1425	# "readahead" all extensions
		1426	sub cache_extensions {
		1427	my $grp = IO::AIO::aio_group;
		1428
		1429	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1430	for (grep /\.ext$/, @{$_[0]}) {
		1431	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1432	}
		1433	};
		1434
		1435	$grp
		1436	}
		1437
1205	sub load_extensions {	1438	sub load_extensions {
		1439	info "loading extensions...";
		1440
1206	cf::sync_job {	1441	cf::sync_job {
1207	my %todo;	1442	my %todo;
1208		1443
1209	for my $path (<$LIBDIR/*.ext>) {	1444	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1445	next unless -r $path;
…		…
1228		1463
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1464	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1465	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1466
1232	$ext{source} =	1467	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1468	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1469	. "#line 1 \"$path\"\n{\n"
1235	. $source	1470	. $source
1236	. "\n};\n1";	1471	. "\n};\n1";
1237		1472
1238	$todo{$base} = \%ext;	1473	$todo{$base} = \%ext;
1239	}	1474	}
1240		1475
		1476	my $pass = 0;
1241	my %done;	1477	my %done;
1242	while (%todo) {	1478	while (%todo) {
1243	my $progress;	1479	my $progress;
1244		1480
		1481	++$pass;
		1482
		1483	ext:
1245	while (my ($k, $v) = each %todo) {	1484	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1485	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1486	next ext
1248	unless exists $done{$_};	1487	unless exists $done{$_};
1249	}	1488	}
1250		1489
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1490	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1491
1253	unless (eval $v->{source}) {	1492	my $active = eval $v->{source};
		1493
		1494	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1495	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1496
		1497	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1498	if exists $v->{meta}{mandatory};
1258	warn $msg;	1499
1259	warn "mandatory extension failed to load, exiting.\n";	1500	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1501	delete $todo{$k};
1261	}	1502	} else {
1262		1503	$done{$k} = delete $todo{$k};
1263	warn $msg;	1504	push @EXTS, $v->{pkg};
		1505	$progress = 1;
		1506
		1507	info "$v->{base}: extension inactive.\n"
		1508	unless $active;
1264	}	1509	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1510	}
1270		1511
1271	skip:	1512	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1513	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1514
		1515	while (my ($k, $v) = each %todo) {
		1516	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1517	if exists $v->{meta}{mandatory};
		1518	}
		1519	}
1274	}	1520	}
1275	};	1521	};
1276	}	1522	}
1277		1523
1278	#############################################################################	1524	#############################################################################
1279		1525
1280	=back	1526	=back
1281		1527
1282	=head2 CORE EXTENSIONS	1528	=head2 CORE EXTENSIONS
1283		1529
1284	Functions and methods that extend core crossfire objects.	1530	Functions and methods that extend core deliantra objects.
1285		1531
1286	=cut	1532	=cut
1287		1533
1288	package cf::player;	1534	package cf::player;
1289		1535
…		…
1332		1578
1333	sub exists($) {	1579	sub exists($) {
1334	my ($login) = @_;	1580	my ($login) = @_;
1335		1581
1336	$cf::PLAYER{$login}	1582	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1583	or !aio_stat path $login
1338	}	1584	}
1339		1585
1340	sub find($) {	1586	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1587	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1588	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1598	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1599
1354	my $f = new_from_file cf::object::thawer path $login	1600	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1601	or return;
1356		1602
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1603	my $pl = cf::player::load_pl $f
1359	or return;	1604	or return;
		1605
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1606	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1607	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1608	$cf::PLAYER{$login} = $pl
1363	}	1609	}
1364	}	1610	}
1365	}	1611	}
1366		1612
		1613	cf::player->attach (
		1614	on_load => sub {
		1615	my ($pl, $path) = @_;
		1616
		1617	# restore slots saved in save, below
		1618	my $slots = delete $pl->{_slots};
		1619
		1620	$pl->ob->current_weapon ($slots->[0]);
		1621	$pl->combat_ob ($slots->[1]);
		1622	$pl->ranged_ob ($slots->[2]);
		1623	},
		1624	);
		1625
1367	sub save($) {	1626	sub save($) {
1368	my ($pl) = @_;	1627	my ($pl) = @_;
1369		1628
1370	return if $pl->{deny_save};	1629	return if $pl->{deny_save};
1371		1630
…		…
1374		1633
1375	return if $pl->{deny_save};	1634	return if $pl->{deny_save};
1376		1635
1377	aio_mkdir playerdir $pl, 0770;	1636	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1637	$pl->{last_save} = $cf::RUNTIME;
		1638
		1639	cf::get_slot 0.01;
		1640
		1641	# save slots, to be restored later
		1642	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1643
1380	$pl->save_pl ($path);	1644	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1645	cf::cede_to_tick;
1382	}	1646	}
1383		1647
…		…
1415	my ($pl) = @_;	1679	my ($pl) = @_;
1416		1680
1417	my $name = $pl->ob->name;	1681	my $name = $pl->ob->name;
1418		1682
1419	$pl->{deny_save} = 1;	1683	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1684	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1685
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1686	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1687	$pl->deactivate;
		1688
		1689	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1690	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1691	ext::highscore::check ($pl->ob);
		1692
1425	$pl->ns->destroy if $pl->ns;	1693	$pl->ns->destroy if $pl->ns;
1426		1694
1427	my $path = playerdir $pl;	1695	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1696	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1697	aio_rename $path, $temp;
…		…
1467		1735
1468	for my $login (@$dirs) {	1736	for my $login (@$dirs) {
1469	my $path = path $login;	1737	my $path = path $login;
1470		1738
1471	# a .pst is a dead give-away for a valid player	1739	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1740	# if no pst file found, open and chekc for blocked users
		1741	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1742	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1743	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1744	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1745	}
1477		1746
…		…
1481		1750
1482	\@logins	1751	\@logins
1483	}	1752	}
1484		1753
1485	=item $player->maps	1754	=item $player->maps
		1755
		1756	=item cf::player::maps $login
1486		1757
1487	Returns an arrayref of map paths that are private for this	1758	Returns an arrayref of map paths that are private for this
1488	player. May block.	1759	player. May block.
1489		1760
1490	=cut	1761	=cut
…		…
1508	}	1779	}
1509		1780
1510	\@paths	1781	\@paths
1511	}	1782	}
1512		1783
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1784	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1785
1515	Expand crossfire pod fragments into protocol xml.	1786	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		1787
1564	=item $player->ext_reply ($msgid, @msg)	1788	=item $player->ext_reply ($msgid, @msg)
1565		1789
1566	Sends an ext reply to the player.	1790	Sends an ext reply to the player.
1567		1791
…		…
1599		1823
1600	=cut	1824	=cut
1601		1825
1602	sub find_by_path($) {	1826	sub find_by_path($) {
1603	my ($path) = @_;	1827	my ($path) = @_;
		1828
		1829	$path =~ s/^~[^\/]*//; # skip ~login
1604		1830
1605	my ($match, $specificity);	1831	my ($match, $specificity);
1606		1832
1607	for my $region (list) {	1833	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1834	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1860	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1861	our $DEFAULT_RESET = 3000;
1636		1862
1637	sub generate_random_map {	1863	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1864	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1865
		1866	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1867
1640	$self->_create_random_map (	1868	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1869	}
1654		1870
1655	=item cf::map->register ($regex, $prio)	1871	=item cf::map->register ($regex, $prio)
1656		1872
1657	Register a handler for the map path matching the given regex at the	1873	Register a handler for the map path matching the given regex at the
…		…
1662		1878
1663	sub register {	1879	sub register {
1664	my (undef, $regex, $prio) = @_;	1880	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1881	my $pkg = caller;
1666		1882
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1883	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1884
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1885	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1886	}
1672		1887
1673	# also paths starting with '/'	1888	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1889	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1890
1676	sub thawer_merge {	1891	sub thawer_merge {
1677	my ($self, $merge) = @_;	1892	my ($self, $merge) = @_;
1678		1893
1679	# we have to keep some variables in memory intact	1894	# we have to keep some variables in memory intact
…		…
1684	}	1899	}
1685		1900
1686	sub normalise {	1901	sub normalise {
1687	my ($path, $base) = @_;	1902	my ($path, $base) = @_;
1688		1903
1689	$path = "$path"; # make sure its a string	1904	$path = "$path"; # make sure it's a string
1690		1905
1691	$path =~ s/\.map$//;	1906	$path =~ s/\.map$//;
1692		1907
1693	# map plan:	1908	# map plan:
1694	#	1909	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1924	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1925	$path = "$base/$path";
1711	}	1926	}
1712		1927
1713	for ($path) {	1928	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1929	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1930	redo if s{/[^/]+/\.\./}{/};
1717	}	1931	}
1718		1932
1719	$path	1933	$path
…		…
1733	$self->init; # pass $1 etc.	1947	$self->init; # pass $1 etc.
1734	return $self;	1948	return $self;
1735	}	1949	}
1736	}	1950	}
1737		1951
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1952	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1953	()
1740	}	1954	}
1741		1955
1742	sub init {	1956	sub init {
1743	my ($self) = @_;	1957	my ($self) = @_;
…		…
1765		1979
1766	# the temporary/swap location	1980	# the temporary/swap location
1767	sub save_path {	1981	sub save_path {
1768	my ($self) = @_;	1982	my ($self) = @_;
1769		1983
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1984	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1985	"$TMPDIR/$path.map"
1772	}	1986	}
1773		1987
1774	# the unique path, undef == no special unique path	1988	# the unique path, undef == no special unique path
1775	sub uniq_path {	1989	sub uniq_path {
1776	my ($self) = @_;	1990	my ($self) = @_;
1777		1991
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1992	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1993	"$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	}	1994	}
1790		1995
1791	sub decay_objects {	1996	sub decay_objects {
1792	my ($self) = @_;	1997	my ($self) = @_;
1793		1998
…		…
1875		2080
1876	sub find;	2081	sub find;
1877	sub find {	2082	sub find {
1878	my ($path, $origin) = @_;	2083	my ($path, $origin) = @_;
1879		2084
		2085	cf::cede_to_tick;
		2086
1880	$path = normalise $path, $origin && $origin->path;	2087	$path = normalise $path, $origin && $origin->path;
1881		2088
1882	cf::lock_wait "map_data:$path";#d#remove	2089	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2090	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2091
1885	$cf::MAP{$path} || do {	2092	$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	2093	my $map = new_from_path cf::map $path
1890	or return;	2094	or return;
1891		2095
1892	$map->{last_save} = $cf::RUNTIME;	2096	$map->{last_save} = $cf::RUNTIME;
1893		2097
…		…
1895	or return;	2099	or return;
1896		2100
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2101	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2102	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2103	#$cf::WAIT_FOR_TICK->wait;
		2104	undef $guard2;
1900	undef $guard1;	2105	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2106	$map->reset;
1903	return find $path;	2107	return find $path;
1904	}	2108	}
1905		2109
1906	$cf::MAP{$path} = $map	2110	$cf::MAP{$path} = $map
1907	}	2111	}
1908	}	2112	}
1909		2113
1910	sub pre_load { }	2114	sub pre_load { }
1911	sub post_load { }	2115	#sub post_load { } # XS
1912		2116
1913	sub load {	2117	sub load {
1914	my ($self) = @_;	2118	my ($self) = @_;
1915		2119
1916	local $self->{deny_reset} = 1; # loading can take a long time	2120	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2137	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2138	$f->skip_block;
1935	$self->_load_objects ($f)	2139	$self->_load_objects ($f)
1936	or return;	2140	or return;
1937		2141
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2142	$self->post_load_original
1939	if delete $self->{load_original};	2143	if delete $self->{load_original};
1940		2144
1941	if (my $uniq = $self->uniq_path) {	2145	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2146	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2147	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2165	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2166	$self->decay_objects;
1963	$self->fix_auto_apply;	2167	$self->fix_auto_apply;
1964	$self->update_buttons;	2168	$self->update_buttons;
1965	cf::cede_to_tick;	2169	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2170	$self->activate;
1969	}	2171	}
1970		2172
1971	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2174	$self->last_access ($cf::RUNTIME);
1973		2175
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2176	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2177	}
1976		2178
1977	$self->post_load;	2179	$self->post_load;
1978	}
1979		2180
		2181	1
		2182	}
		2183
		2184	# customize the map for a given player, i.e.
		2185	# return the _real_ map. used by e.g. per-player
		2186	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2187	sub customise_for {
1981	my ($self, $ob) = @_;	2188	my ($self, $ob) = @_;
1982		2189
1983	return find "~" . $ob->name . "/" . $self->{path}	2190	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2191	if $self->per_player;
…		…
2000	or next;	2207	or next;
2001	$neigh = find $neigh, $map	2208	$neigh = find $neigh, $map
2002	or next;	2209	or next;
2003	$neigh->load;	2210	$neigh->load;
2004		2211
		2212	# now find the diagonal neighbours
2005	push @neigh,	2213	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2214	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2215	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2216	}
2009		2217
…		…
2016	}	2224	}
2017		2225
2018	sub find_sync {	2226	sub find_sync {
2019	my ($path, $origin) = @_;	2227	my ($path, $origin) = @_;
2020		2228
2021	cf::sync_job { find $path, $origin }	2229	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2230	if $Coro::current == $Coro::main;
		2231
		2232	find $path, $origin
2022	}	2233	}
2023		2234
2024	sub do_load_sync {	2235	sub do_load_sync {
2025	my ($map) = @_;	2236	my ($map) = @_;
2026		2237
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2239	if $Coro::current == $Coro::main;
2029		2240
2030	cf::sync_job { $map->load };	2241	$map->load;
2031	}	2242	}
2032		2243
2033	our %MAP_PREFETCH;	2244	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2245	our $MAP_PREFETCHER = undef;
2035		2246
…		…
2037	my ($path, $origin, $load) = @_;	2248	my ($path, $origin, $load) = @_;
2038		2249
2039	$path = normalise $path, $origin && $origin->{path};	2250	$path = normalise $path, $origin && $origin->{path};
2040		2251
2041	if (my $map = $cf::MAP{$path}) {	2252	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2253	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2254	}
2044		2255
2045	$MAP_PREFETCH{$path} |= $load;	2256	$MAP_PREFETCH{$path} |= $load;
2046		2257
2047	$MAP_PREFETCHER ||= cf::async {	2258	$MAP_PREFETCHER ||= cf::async {
		2259	$Coro::current->{desc} = "map prefetcher";
		2260
2048	while (%MAP_PREFETCH) {	2261	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2262	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2263	if (my $map = find $k) {
2051	$map->load if $v;	2264	$map->load if $v;
2052	}	2265	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2272	$MAP_PREFETCHER->prio (6);
2060		2273
2061	()	2274	()
2062	}	2275	}
2063		2276
		2277	# common code, used by both ->save and ->swapout
2064	sub save {	2278	sub _save {
2065	my ($self) = @_;	2279	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2280
2069	$self->{last_save} = $cf::RUNTIME;	2281	$self->{last_save} = $cf::RUNTIME;
2070		2282
2071	return unless $self->dirty;	2283	return unless $self->dirty;
2072		2284
…		…
2078	return if $self->{deny_save};	2290	return if $self->{deny_save};
2079		2291
2080	local $self->{last_access} = $self->last_access;#d#	2292	local $self->{last_access} = $self->last_access;#d#
2081		2293
2082	cf::async {	2294	cf::async {
		2295	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2296	$_->contr->save for $self->players;
2084	};	2297	};
		2298
		2299	cf::get_slot 0.02;
2085		2300
2086	if ($uniq) {	2301	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2302	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2303	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2304	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2305	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2306	}
2092	}	2307	}
2093		2308
		2309	sub save {
		2310	my ($self) = @_;
		2311
		2312	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2313
		2314	$self->_save;
		2315	}
		2316
2094	sub swap_out {	2317	sub swap_out {
2095	my ($self) = @_;	2318	my ($self) = @_;
2096		2319
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2320	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2321
		2322	return if $self->in_memory != cf::MAP_ACTIVE;
		2323	return if $self->{deny_save};
2102	return if $self->players;	2324	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2325
		2326	# first deactivate the map and "unlink" it from the core
		2327	$self->deactivate;
		2328	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2329	$self->in_memory (cf::MAP_SWAPPED);
		2330
		2331	# then atomically save
		2332	$self->_save;
		2333
		2334	# then free the map
		2335	$self->clear;
		2336	}
		2337
		2338	sub reset_at {
		2339	my ($self) = @_;
		2340
		2341	# TODO: safety, remove and allow resettable per-player maps
		2342	return 1e99 if $self->{deny_reset};
		2343
		2344	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2345	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2346
		2347	$time + $to
		2348	}
		2349
		2350	sub should_reset {
		2351	my ($self) = @_;
		2352
		2353	$self->reset_at <= $cf::RUNTIME
		2354	}
		2355
		2356	sub reset {
		2357	my ($self) = @_;
		2358
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
		2361	return if $self->players;
		2362
		2363	cf::trace "resetting map ", $self->path, "\n";
		2364
		2365	$self->in_memory (cf::MAP_SWAPPED);
		2366
		2367	# need to save uniques path
		2368	unless ($self->{deny_save}) {
		2369	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2370
		2371	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2372	if $uniq;
		2373	}
		2374
		2375	delete $cf::MAP{$self->path};
2107		2376
2108	$self->deactivate;	2377	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2378	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2379	$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		2380
2156	$self->unlink_save;	2381	$self->unlink_save;
2157	$self->destroy;	2382	$self->destroy;
2158	}	2383	}
2159		2384
…		…
2167		2392
2168	delete $cf::MAP{$self->path};	2393	delete $cf::MAP{$self->path};
2169		2394
2170	$self->unlink_save;	2395	$self->unlink_save;
2171		2396
2172	bless $self, "cf::map";	2397	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2398	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2399	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2400	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2401	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2402
…		…
2226		2451
2227	sub unique_maps() {	2452	sub unique_maps() {
2228	[	2453	[
2229	map {	2454	map {
2230	utf8::decode $_;	2455	utf8::decode $_;
2231	/\.map$/	2456	s/\.map$//; # TODO future compatibility hack
		2457	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2458	? ()
2232	? normalise $_	2459	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2460	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2461	]
2236	}	2462	}
2237		2463
2238	package cf;	2464	=item cf::map::static_maps
		2465
		2466	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2467	file in the shared directory excluding F</styles> and F</editor>). May
		2468	block.
		2469
		2470	=cut
		2471
		2472	sub static_maps() {
		2473	my @dirs = "";
		2474	my @maps;
		2475
		2476	while (@dirs) {
		2477	my $dir = shift @dirs;
		2478
		2479	next if $dir eq "/styles" || $dir eq "/editor";
		2480
		2481	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2482	or return;
		2483
		2484	for (@$files) {
		2485	s/\.map$// or next;
		2486	utf8::decode $_;
		2487	push @maps, "$dir/$_";
		2488	}
		2489
		2490	push @dirs, map "$dir/$_", @$dirs;
		2491	}
		2492
		2493	\@maps
		2494	}
2239		2495
2240	=back	2496	=back
2241		2497
2242	=head3 cf::object	2498	=head3 cf::object
2243		2499
…		…
2247		2503
2248	=over 4	2504	=over 4
2249		2505
2250	=item $ob->inv_recursive	2506	=item $ob->inv_recursive
2251		2507
2252	Returns the inventory of the object _and_ their inventories, recursively.	2508	Returns the inventory of the object I<and> their inventories, recursively,
		2509	but I<not> the object itself.
2253		2510
2254	=cut	2511	=cut
2255		2512
2256	sub inv_recursive_;	2513	sub inv_recursive_;
2257	sub inv_recursive_ {	2514	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2519	inv_recursive_ inv $_[0]
2263	}	2520	}
2264		2521
2265	=item $ref = $ob->ref	2522	=item $ref = $ob->ref
2266		2523
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2524	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2525
2269	=item $ob = cf::object::deref ($refstring)	2526	=item $ob = cf::object::deref ($refstring)
2270		2527
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2528	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2529	even if the object actually exists. May block.
…		…
2274	=cut	2531	=cut
2275		2532
2276	sub deref {	2533	sub deref {
2277	my ($ref) = @_;	2534	my ($ref) = @_;
2278		2535
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2536	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2537	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2538	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2539	or return;
2286	$pl->ob->uuid eq $uuid	2540	$pl->ob->uuid eq $uuid
2287	or return;	2541	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2561	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2562	dialogue with the given NPC character.
2309		2563
2310	=cut	2564	=cut
2311		2565
		2566	our $SAY_CHANNEL = {
		2567	id => "say",
		2568	title => "Map",
		2569	reply => "say ",
		2570	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2571	};
		2572
		2573	our $CHAT_CHANNEL = {
		2574	id => "chat",
		2575	title => "Chat",
		2576	reply => "chat ",
		2577	tooltip => "Player chat and shouts, global to the server.",
		2578	};
		2579
2312	# rough implementation of a future "reply" method that works	2580	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2581	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2582	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2583	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2584	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2595	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2596	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2597
2330	} else {	2598	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2599	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2600	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2601	}
2334	}	2602	}
2335	}	2603	}
2336		2604
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2605	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2630
2363	=item $player_object->enter_link	2631	=item $player_object->enter_link
2364		2632
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2633	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2634
2367	The player should be reasonably safe there for short amounts of time. You	2635	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.	2636	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2637	though, as the player cannot control the character while it is on the link
		2638	map.
2369		2639
2370	Will never block.	2640	Will never block.
2371		2641
2372	=item $player_object->leave_link ($map, $x, $y)	2642	=item $player_object->leave_link ($map, $x, $y)
2373		2643
…		…
2393	sub cf::object::player::enter_link {	2663	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2664	my ($self) = @_;
2395		2665
2396	$self->deactivate_recursive;	2666	$self->deactivate_recursive;
2397		2667
		2668	++$self->{_link_recursion};
		2669
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2670	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2671
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2672	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2673	if $self->map && $self->map->{path} ne "{link}";
2402		2674
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2675	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2676	}
2405		2677
2406	sub cf::object::player::leave_link {	2678	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2679	my ($self, $map, $x, $y) = @_;
2408		2680
…		…
2425	($x, $y) = (-1, -1)	2697	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2698	unless (defined $x) && (defined $y);
2427		2699
2428	# use -1 or undef as default coordinates, not 0, 0	2700	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2701	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2702	if $x <= 0 && $y <= 0;
2431		2703
2432	$map->load;	2704	$map->load;
2433	$map->load_neighbours;	2705	$map->load_neighbours;
2434		2706
2435	return unless $self->contr->active;	2707	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2708
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2709	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2710	if ($self->enter_map ($map, $x, $y)) {
2440	}	2711	# entering was successful
		2712	delete $self->{_link_recursion};
		2713	# only activate afterwards, to support waiting in hooks
		2714	$self->activate_recursive;
		2715	}
2441		2716
		2717	}
		2718
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2719	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2720
2444	Moves the player to the given map-path and coordinates by first freezing	2721	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	2722	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	2723	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	2724	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2725	be called at the end of this process.
2449		2726
		2727	Note that $check will be called with a potentially non-loaded map, so if
		2728	it needs a loaded map it has to call C<< ->load >>.
		2729
2450	=cut	2730	=cut
2451		2731
2452	our $GOTOGEN;	2732	our $GOTOGEN;
2453		2733
2454	sub cf::object::player::goto {	2734	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2735	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2736
		2737	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2738	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2739	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2740	($path, $x, $y) = @$EMERGENCY_POSITION;
		2741	}
		2742
2457	# do generation counting so two concurrent goto's will be executed in-order	2743	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2744	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2745
2460	$self->enter_link;	2746	$self->enter_link;
2461		2747
2462	(async {	2748	(async {
		2749	$Coro::current->{desc} = "player::goto $path $x $y";
		2750
		2751	# *tag paths override both path and x|y
		2752	if ($path =~ /^\*(.*)$/) {
		2753	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2754	my $ob = $obs[rand @obs];
		2755
		2756	# see if we actually can go there
		2757	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2758	$ob = $obs[rand @obs];
		2759	} else {
		2760	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2761	}
		2762	# else put us there anyways for now #d#
		2763
		2764	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2765	} else {
		2766	($path, $x, $y) = (undef, undef, undef);
		2767	}
		2768	}
		2769
2463	my $map = eval {	2770	my $map = eval {
2464	my $map = cf::map::find $path;	2771	my $map = defined $path ? cf::map::find $path : undef;
2465		2772
2466	if ($map) {	2773	if ($map) {
2467	$map = $map->customise_for ($self);	2774	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2775	$map = $check->($map, $x, $y, $self) if $check && $map;
2469	} else {	2776	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2777	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2778	}
2472		2779
2473	$map	2780	$map
2474	};	2781	};
2475		2782
…		…
2481	if ($gen == $self->{_goto_generation}) {	2788	if ($gen == $self->{_goto_generation}) {
2482	delete $self->{_goto_generation};	2789	delete $self->{_goto_generation};
2483	$self->leave_link ($map, $x, $y);	2790	$self->leave_link ($map, $x, $y);
2484	}	2791	}
2485		2792
2486	$done->() if $done;	2793	$done->($self) if $done;
2487	})->prio (1);	2794	})->prio (1);
2488	}	2795	}
2489		2796
2490	=item $player_object->enter_exit ($exit_object)	2797	=item $player_object->enter_exit ($exit_object)
2491		2798
…		…
2511	}	2818	}
2512		2819
2513	sub prepare_random_map {	2820	sub prepare_random_map {
2514	my ($exit) = @_;	2821	my ($exit) = @_;
2515		2822
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2823	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2824	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2825	# that depends on the exit object
2521		2826
2522	my $rmp = parse_random_map_params $exit->msg;	2827	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2829	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2830	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2831	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2832	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2833	$rmp->{origin_y} = $exit->y;
		2834
		2835	$exit->map->touch;
2529	}	2836	}
2530		2837
2531	$rmp->{random_seed} ||= $exit->random_seed;	2838	$rmp->{random_seed} ||= $exit->random_seed;
2532		2839
2533	my $data = cf::to_json $rmp;	2840	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2841	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2842	my $meta = "$RANDOMDIR/$md5.meta";
2536		2843
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2844	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2845	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2846	undef $fh;
2540	aio_rename "$meta~", $meta;	2847	aio_rename "$meta~", $meta;
2541		2848
		2849	my $slaying = "?random/$md5";
		2850
		2851	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2852	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2853	$exit->msg (undef);
		2854	}
2544	}	2855	}
2545	}	2856	}
2546		2857
2547	sub cf::object::player::enter_exit {	2858	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2859	my ($self, $exit) = @_;
2549		2860
2550	return unless $self->type == cf::PLAYER;	2861	return unless $self->type == cf::PLAYER;
2551		2862
2552	if ($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;	2863	$self->enter_link;
2564		2864
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 {	2865	(async {
2570	$self->deactivate_recursive; # just to be sure	2866	$Coro::current->{desc} = "enter_exit";
		2867
2571	unless (eval {	2868	unless (eval {
		2869	$self->deactivate_recursive; # just to be sure
		2870
		2871	# random map handling
		2872	{
		2873	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2874
		2875	prepare_random_map $exit
		2876	if $exit->slaying eq "/!";
		2877	}
		2878
		2879	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2880	my $x = $exit->stats->hp;
		2881	my $y = $exit->stats->sp;
		2882
2572	$self->goto ($slaying, $hp, $sp);	2883	$self->goto ($map, $x, $y);
2573		2884
		2885	# if exit is damned, update players death & WoR home-position
		2886	$self->contr->savebed ($map, $x, $y)
		2887	if $exit->flag (cf::FLAG_DAMNED);
		2888
2574	1;	2889	1
2575	}) {	2890	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	2891	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "I'll try to bring you back to the map you were before. "	2892	. "I'll try to bring you back to the map you were before. "
2578	. "Please report this to the dungeon master!",	2893	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	2894	cf::NDI_UNIQUE | cf::NDI_RED);
2580		2895
2581	warn "ERROR in enter_exit: $@";	2896	error "ERROR in enter_exit: $@";
2582	$self->leave_link;	2897	$self->leave_link;
2583	}	2898	}
2584	})->prio (1);	2899	})->prio (1);
2585	}	2900	}
2586		2901
…		…
2598	sub cf::client::send_drawinfo {	2913	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	2914	my ($self, $text, $flags) = @_;
2600		2915
2601	utf8::encode $text;	2916	utf8::encode $text;
2602	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2917	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2918	}
		2919
		2920	=item $client->send_big_packet ($pkt)
		2921
		2922	Like C<send_packet>, but tries to compress large packets, and fragments
		2923	them as required.
		2924
		2925	=cut
		2926
		2927	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2928
		2929	sub cf::client::send_big_packet {
		2930	my ($self, $pkt) = @_;
		2931
		2932	# try lzf for large packets
		2933	$pkt = "lzf " . Compress::LZF::compress $pkt
		2934	if 1024 <= length $pkt and $self->{can_lzf};
		2935
		2936	# split very large packets
		2937	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2938	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2939	$pkt = "frag";
		2940	}
		2941
		2942	$self->send_packet ($pkt);
2603	}	2943	}
2604		2944
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	2945	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		2946
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	2947	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	2949	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	2950	the message unless the client supports the msg packet.
2611		2951
2612	=cut	2952	=cut
2613		2953
		2954	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	2955	our %CHANNEL = (
		2956	"c/motd" => {
		2957	id => "infobox",
		2958	title => "MOTD",
		2959	reply => undef,
		2960	tooltip => "The message of the day",
		2961	},
2615	"c/identify" => {	2962	"c/identify" => {
2616	id => "identify",	2963	id => "infobox",
2617	title => "Identify",	2964	title => "Identify",
2618	reply => undef,	2965	reply => undef,
2619	tooltip => "Items recently identified",	2966	tooltip => "Items recently identified",
2620	},	2967	},
2621	"c/examine" => {	2968	"c/examine" => {
2622	id => "examine",	2969	id => "infobox",
2623	title => "Examine",	2970	title => "Examine",
2624	reply => undef,	2971	reply => undef,
2625	tooltip => "Signs and other items you examined",	2972	tooltip => "Signs and other items you examined",
2626	},	2973	},
		2974	"c/shopinfo" => {
		2975	id => "infobox",
		2976	title => "Shop Info",
		2977	reply => undef,
		2978	tooltip => "What your bargaining skill tells you about the shop",
		2979	},
		2980	"c/book" => {
		2981	id => "infobox",
		2982	title => "Book",
		2983	reply => undef,
		2984	tooltip => "The contents of a note or book",
		2985	},
		2986	"c/lookat" => {
		2987	id => "infobox",
		2988	title => "Look",
		2989	reply => undef,
		2990	tooltip => "What you saw there",
		2991	},
		2992	"c/who" => {
		2993	id => "infobox",
		2994	title => "Players",
		2995	reply => undef,
		2996	tooltip => "Shows players who are currently online",
		2997	},
		2998	"c/body" => {
		2999	id => "infobox",
		3000	title => "Body Parts",
		3001	reply => undef,
		3002	tooltip => "Shows which body parts you posess and are available",
		3003	},
		3004	"c/statistics" => {
		3005	id => "infobox",
		3006	title => "Statistics",
		3007	reply => undef,
		3008	tooltip => "Shows your primary statistics",
		3009	},
		3010	"c/skills" => {
		3011	id => "infobox",
		3012	title => "Skills",
		3013	reply => undef,
		3014	tooltip => "Shows your experience per skill and item power",
		3015	},
		3016	"c/shopitems" => {
		3017	id => "infobox",
		3018	title => "Shop Items",
		3019	reply => undef,
		3020	tooltip => "Shows the items currently for sale in this shop",
		3021	},
		3022	"c/resistances" => {
		3023	id => "infobox",
		3024	title => "Resistances",
		3025	reply => undef,
		3026	tooltip => "Shows your resistances",
		3027	},
		3028	"c/pets" => {
		3029	id => "infobox",
		3030	title => "Pets",
		3031	reply => undef,
		3032	tooltip => "Shows information abotu your pets/a specific pet",
		3033	},
		3034	"c/perceiveself" => {
		3035	id => "infobox",
		3036	title => "Perceive Self",
		3037	reply => undef,
		3038	tooltip => "You gained detailed knowledge about yourself",
		3039	},
		3040	"c/uptime" => {
		3041	id => "infobox",
		3042	title => "Uptime",
		3043	reply => undef,
		3044	tooltip => "How long the server has been running since last restart",
		3045	},
		3046	"c/mapinfo" => {
		3047	id => "infobox",
		3048	title => "Map Info",
		3049	reply => undef,
		3050	tooltip => "Information related to the maps",
		3051	},
		3052	"c/party" => {
		3053	id => "party",
		3054	title => "Party",
		3055	reply => "gsay ",
		3056	tooltip => "Messages and chat related to your party",
		3057	},
		3058	"c/death" => {
		3059	id => "death",
		3060	title => "Death",
		3061	reply => undef,
		3062	tooltip => "Reason for and more info about your most recent death",
		3063	},
		3064	"c/say" => $SAY_CHANNEL,
		3065	"c/chat" => $CHAT_CHANNEL,
2627	);	3066	);
2628		3067
2629	sub cf::client::send_msg {	3068	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	3069	my ($self, $channel, $msg, $color, @extra) = @_;
2631		3070
2632	$msg = $self->pl->expand_cfpod ($msg);	3071	$msg = $self->pl->expand_cfpod ($msg)
		3072	unless $color & cf::NDI_VERBATIM;
2633		3073
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3074	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3075
2636	# check predefined channels, for the benefit of C	3076	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3077	if ($CHANNEL{$channel}) {
		3078	$channel = $CHANNEL{$channel};
2638		3079
		3080	$self->ext_msg (channel_info => $channel);
		3081	$channel = $channel->{id};
		3082
2639	if (ref $channel) {	3083	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3084	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3085	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3086	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3087	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3088	}
2646		3089
2647	$channel = $channel->{id};	3090	$channel = $channel->{id};
2648	}	3091	}
2649		3092
2650	return unless @extra || length $msg;	3093	return unless @extra || length $msg;
2651		3094
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3095	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3096	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3097	if $color & cf::NDI_DEF;
2656		3098
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3099	my $pkt = "msg "
		3100	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3101	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3102	);
2660	if ($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		3103
2671	$color &= cf::NDI_COLOR_MASK;	3104	$self->send_big_packet ($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	}	3105	}
2685		3106
2686	=item $client->ext_msg ($type, @msg)	3107	=item $client->ext_msg ($type, @msg)
2687		3108
2688	Sends an ext event to the client.	3109	Sends an ext event to the client.
…		…
2691		3112
2692	sub cf::client::ext_msg($$@) {	3113	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3114	my ($self, $type, @msg) = @_;
2694		3115
2695	if ($self->extcmd == 2) {	3116	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3117	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove	3118	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";	3119	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3120	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}	3121	}
2701	}	3122	}
2702		3123
2703	=item $client->ext_reply ($msgid, @msg)	3124	=item $client->ext_reply ($msgid, @msg)
2704		3125
…		…
2708		3129
2709	sub cf::client::ext_reply($$@) {	3130	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;	3131	my ($self, $id, @msg) = @_;
2711		3132
2712	if ($self->extcmd == 2) {	3133	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3134	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {	3135	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove	3136	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;	3137	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3138	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}	3139	}
2719	}	3140	}
2720		3141
2721	=item $success = $client->query ($flags, "text", \&cb)	3142	=item $success = $client->query ($flags, "text", \&cb)
2722		3143
…		…
2793		3214
2794	$ns->ext_reply ($reply, @reply)	3215	$ns->ext_reply ($reply, @reply)
2795	if $reply;	3216	if $reply;
2796		3217
2797	} else {	3218	} else {
2798	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3219	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2799	}	3220	}
2800		3221
2801	cf::override;	3222	cf::override;
2802	},	3223	},
2803	);	3224	);
…		…
2823		3244
2824	$coro	3245	$coro
2825	}	3246	}
2826		3247
2827	cf::client->attach (	3248	cf::client->attach (
2828	on_destroy => sub {	3249	on_client_destroy => sub {
2829	my ($ns) = @_;	3250	my ($ns) = @_;
2830		3251
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3252	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3253	},
2833	);	3254	);
…		…
2849	our $safe_hole = new Safe::Hole;	3270	our $safe_hole = new Safe::Hole;
2850		3271
2851	$SIG{FPE} = 'IGNORE';	3272	$SIG{FPE} = 'IGNORE';
2852		3273
2853	$safe->permit_only (Opcode::opset qw(	3274	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3275	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3276	grepstart grepwhile mapstart mapwhile
2856	sort time	3277	sort time
2857	));	3278	));
2858		3279
2859	# here we export the classes and methods available to script code	3280	# here we export the classes and methods available to script code
…		…
2861	=pod	3282	=pod
2862		3283
2863	The following functions and methods are available within a safe environment:	3284	The following functions and methods are available within a safe environment:
2864		3285
2865	cf::object	3286	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3287	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3288	insert remove name archname title slaying race decrease split
		3289	value
2868		3290
2869	cf::object::player	3291	cf::object::player
2870	player	3292	player
2871		3293
2872	cf::player	3294	cf::player
…		…
2877		3299
2878	=cut	3300	=cut
2879		3301
2880	for (	3302	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3303	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3304	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3305	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3306	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3307	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3308	["cf::map" => qw(trigger)],
2887	) {	3309	) {
2888	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3310	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3311	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2891	for @funs;	3312	for @funs;
2892	}	3313	}
2893		3314
…		…
2908		3329
2909	my $qcode = $code;	3330	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3331	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3332	$qcode =~ s/\n/\\n/g;
2912		3333
		3334	%vars = (_dummy => 0) unless %vars;
		3335
		3336	my @res;
2913	local $_;	3337	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3338
2916	my $eval =	3339	my $eval =
2917	"do {\n"	3340	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3341	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3342	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3343	. $code
2921	. "\n}"	3344	. "\n}"
2922	;	3345	;
2923		3346
		3347	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3348	sub_generation_inc;
		3349	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3350	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	sub_generation_inc;	3351	sub_generation_inc;
		3352	} else {
		3353	local @cf::_safe_eval_args = values %vars;
		3354	@res = wantarray ? eval eval : scalar eval $eval;
		3355	}
2927		3356
2928	if ($@) {	3357	if ($@) {
2929	warn "$@";	3358	warn "$@",
2930	warn "while executing safe code '$code'\n";	3359	"while executing safe code '$code'\n",
2931	warn "with arguments " . (join " ", %vars) . "\n";	3360	"with arguments " . (join " ", %vars) . "\n";
2932	}	3361	}
2933		3362
2934	wantarray ? @res : $res[0]	3363	wantarray ? @res : $res[0]
2935	}	3364	}
2936		3365
…		…
2950	=cut	3379	=cut
2951		3380
2952	sub register_script_function {	3381	sub register_script_function {
2953	my ($fun, $cb) = @_;	3382	my ($fun, $cb) = @_;
2954		3383
2955	no strict 'refs';	3384	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3385	*$fun = $safe_hole->wrap ($cb);
2957	}	3386	}
2958		3387
2959	=back	3388	=back
2960		3389
2961	=cut	3390	=cut
…		…
2970	# for this (global event?)	3399	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3400	%ext::player_env::MUSIC_FACE_CACHE = ();
2972		3401
2973	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3402	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2974		3403
2975	warn "loading facedata from $path\n";	3404	trace "loading facedata from $path\n";
2976		3405
2977	my $facedata;
2978	0 < aio_load $path, $facedata	3406	0 < aio_load $path, my $facedata
2979	or die "$path: $!";	3407	or die "$path: $!";
2980		3408
2981	$facedata = Coro::Storable::thaw $facedata;	3409	$facedata = Coro::Storable::thaw $facedata;
2982		3410
2983	$facedata->{version} == 2	3411	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3412	or cf::cleanup "$path: version mismatch, cannot proceed.";
2985		3413
2986	# patch in the exptable	3414	# patch in the exptable
		3415	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2987	$facedata->{resource}{"res/exp_table"} = {	3416	$facedata->{resource}{"res/exp_table"} = {
2988	type => FT_RSRC,	3417	type => FT_RSRC,
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3418	data => $exp_table,
		3419	hash => (Digest::MD5::md5 $exp_table),
2990	};	3420	};
2991	cf::cede_to_tick;	3421	cf::cede_to_tick;
2992		3422
2993	{	3423	{
2994	my $faces = $facedata->{faceinfo};	3424	my $faces = $facedata->{faceinfo};
2995		3425
2996	while (my ($face, $info) = each %$faces) {	3426	while (my ($face, $info) = each %$faces) {
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3427	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3428
2998	cf::face::set_visibility $idx, $info->{visibility};	3429	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3430	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3431	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3432	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3433	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3002		3434
3003	cf::cede_to_tick;	3435	cf::cede_to_tick;
3004	}	3436	}
3005		3437
3006	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3439	next unless $info->{smooth};
		3440
3008	my $idx = cf::face::find $face	3441	my $idx = cf::face::find $face
3009	or next;	3442	or next;
		3443
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3444	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3445	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3446	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3447	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3448	error "smooth face '$info->{smooth}' not found for face '$face'";
3015	}	3449	}
3016		3450
3017	cf::cede_to_tick;	3451	cf::cede_to_tick;
3018	}	3452	}
3019	}	3453	}
…		…
3028		3462
3029	cf::anim::invalidate_all; # d'oh	3463	cf::anim::invalidate_all; # d'oh
3030	}	3464	}
3031		3465
3032	{	3466	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3467	my $res = $facedata->{resource};
3036		3468
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3469	while (my ($name, $info) = each %$res) {
		3470	if (defined $info->{type}) {
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3471	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3472
3043	if ($info->{type} & 1) {	3473	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3044	# prepend meta info	3474	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 {	3475	} else {
3053	$data = $info->{data};	3476	$RESOURCE{$name} = $info; # unused
3054	}	3477	}
3055		3478
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3479	cf::cede_to_tick;
3060	}	3480	}
3061
3062	if ($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 => $face;
3077	}
3078	}
3079	}	3481	}
		3482
		3483	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3484
3081	1	3485	1
3082	}	3486	}
3083		3487
3084	register_exticmd fx_want => sub {	3488	register_exticmd fx_want => sub {
…		…
3086		3490
3087	while (my ($k, $v) = each %$want) {	3491	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3492	$ns->fx_want ($k, $v);
3089	}	3493	}
3090	};	3494	};
		3495
		3496	sub load_resource_file($) {
		3497	my $guard = lock_acquire "load_resource_file";
		3498
		3499	my $status = load_resource_file_ $_[0];
		3500	get_slot 0.1, 100;
		3501	cf::arch::commit_load;
		3502
		3503	$status
		3504	}
3091		3505
3092	sub reload_regions {	3506	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3507	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3508	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3509	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3523	}
3110		3524
3111	sub reload_archetypes {	3525	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3526	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3527	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references
3115	# this really needs to be done in an extra post-pass
3116	# (which needs to be synchronous, so solve it differently)
3117	load_resource_file "$DATADIR/archetypes"
3118	or die "unable to load archetypes\n";
3119	}	3528	}
3120		3529
3121	sub reload_treasures {	3530	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3531	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3532	or die "unable to load treasurelists\n";
3124	}	3533	}
3125		3534
		3535	sub reload_sound {
		3536	trace "loading sound config from $DATADIR/sound\n";
		3537
		3538	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3539	or die "$DATADIR/sound $!";
		3540
		3541	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3542
		3543	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3544	my $sound = $soundconf->{compat}[$_]
		3545	or next;
		3546
		3547	my $face = cf::face::find "sound/$sound->[1]";
		3548	cf::sound::set $sound->[0] => $face;
		3549	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3550	}
		3551
		3552	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3553	my $face = cf::face::find "sound/$v";
		3554	cf::sound::set $k => $face;
		3555	}
		3556	}
		3557
3126	sub reload_resources {	3558	sub reload_resources {
3127	warn "reloading resource files...\n";	3559	trace "reloading resource files...\n";
3128		3560
		3561	reload_exp_table;
		3562	reload_materials;
		3563	reload_facedata;
		3564	reload_sound;
		3565	reload_archetypes;
3129	reload_regions;	3566	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3567	reload_treasures;
3134		3568
3135	warn "finished reloading resource files\n";	3569	trace "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3570	}
3141		3571
3142	sub reload_config {	3572	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3573	trace "reloading config file...\n";
3144	or return;
3145		3574
3146	local $/;	3575	0 < aio_load "$CONFDIR/config", my $config
3147	*CFG = YAML::Syck::Load <$fh>;	3576	or die "$CONFDIR/config: $!";
3148		3577
		3578	utf8::decode $config;
		3579	*CFG = yaml_load $config;
		3580
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3581	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3150		3582
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3583	$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};	3584	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3153		3585
3154	if (exists $CFG{mlockall}) {	3586	if (exists $CFG{mlockall}) {
…		…
3158	};	3590	};
3159	warn $@ if $@;	3591	warn $@ if $@;
3160	}	3592	}
3161	}	3593	}
3162		3594
		3595	sub pidfile() {
		3596	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3597	or die "$PIDFILE: $!";
		3598	flock $fh, &Fcntl::LOCK_EX
		3599	or die "$PIDFILE: flock: $!";
		3600	$fh
		3601	}
		3602
		3603	# make sure only one server instance is running at any one time
		3604	sub atomic {
		3605	my $fh = pidfile;
		3606
		3607	my $pid = <$fh>;
		3608	kill 9, $pid if $pid > 0;
		3609
		3610	seek $fh, 0, 0;
		3611	print $fh $$;
		3612	}
		3613
		3614	sub main_loop {
		3615	trace "EV::loop starting\n";
		3616	if (1) {
		3617	EV::loop;
		3618	}
		3619	trace "EV::loop returned\n";
		3620	goto &main_loop unless $REALLY_UNLOOP;
		3621	}
		3622
3163	sub main {	3623	sub main {
		3624	cf::init_globals; # initialise logging
		3625
		3626	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3627	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3628	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3629	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3630
		3631	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3632
3164	# we must not ever block the main coroutine	3633	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3634	local $Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3635	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3636	(async {
3168	Event::one_event;	3637	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3638	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3639	})->prio (Coro::PRIO_MAX);
3170	};	3640	};
3171		3641
		3642	evthread_start IO::AIO::poll_fileno;
		3643
		3644	cf::sync_job {
		3645	cf::incloader::init ();
		3646
		3647	cf::init_anim;
		3648	cf::init_attackmess;
		3649	cf::init_dynamic;
		3650
		3651	cf::load_settings;
		3652
		3653	reload_resources;
3172	reload_config;	3654	reload_config;
3173	db_init;	3655	db_init;
		3656
		3657	cf::init_uuid;
		3658	cf::init_signals;
		3659	cf::init_skills;
		3660
		3661	cf::init_beforeplay;
		3662
		3663	atomic;
		3664
3174	load_extensions;	3665	load_extensions;
3175		3666
3176	$TICK_WATCHER->start;	3667	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3668
		3669	# no (long-running) fork's whatsoever before this point(!)
		3670	use POSIX ();
		3671	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3672
		3673	cf::_post_init 0;
		3674	};
		3675
		3676	cf::object::thawer::errors_are_fatal 0;
		3677	info "parse errors in files are no longer fatal from this point on.\n";
		3678
		3679	my $free_main; $free_main = EV::idle sub {
		3680	undef $free_main;
		3681	undef &main; # free gobs of memory :)
		3682	};
		3683
		3684	goto &main_loop;
3178	}	3685	}
3179		3686
3180	#############################################################################	3687	#############################################################################
3181	# initialisation and cleanup	3688	# initialisation and cleanup
3182		3689
3183	# install some emergency cleanup handlers	3690	# install some emergency cleanup handlers
3184	BEGIN {	3691	BEGIN {
		3692	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3693	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3694	$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";	3695	cf::cleanup "SIG$signal";
3193	},
3194	);	3696	};
3195	}	3697	}
3196	}	3698	}
3197		3699
3198	sub write_runtime {	3700	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3701	my $t0 = AE::time;
3200		3702
3201	# first touch the runtime file to show we are still running:	3703	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3704	# the fsync below can take a very very long time.
3203		3705
3204	IO::AIO::aio_utime $runtime, undef, undef;	3706	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3707
3206	my $guard = cf::lock_acquire "write_runtime";	3708	my $guard = cf::lock_acquire "write_runtime";
3207		3709
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3710	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3711	or return;
3210		3712
3211	my $value = $cf::RUNTIME + 90 + 10;	3713	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3714	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3715	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3725	aio_utime $fh, undef, undef;
3224		3726
3225	close $fh	3727	close $fh
3226	or return;	3728	or return;
3227		3729
3228	aio_rename "$runtime~", $runtime	3730	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3731	and return;
3230		3732
3231	warn "runtime file written.\n";	3733	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3734
3233	1	3735	1
		3736	}
		3737
		3738	our $uuid_lock;
		3739	our $uuid_skip;
		3740
		3741	sub write_uuid_sync($) {
		3742	$uuid_skip ||= $_[0];
		3743
		3744	return if $uuid_lock;
		3745	local $uuid_lock = 1;
		3746
		3747	my $uuid = "$LOCALDIR/uuid";
		3748
		3749	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3750	or return;
		3751
		3752	my $value = uuid_seq uuid_cur;
		3753
		3754	unless ($value) {
		3755	info "cowardly refusing to write zero uuid value!\n";
		3756	return;
		3757	}
		3758
		3759	my $value = uuid_str $value + $uuid_skip;
		3760	$uuid_skip = 0;
		3761
		3762	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3763	and return;
		3764
		3765	# always fsync - this file is important
		3766	aio_fsync $fh
		3767	and return;
		3768
		3769	close $fh
		3770	or return;
		3771
		3772	aio_rename "$uuid~", $uuid
		3773	and return;
		3774
		3775	trace "uuid file written ($value).\n";
		3776
		3777	1
		3778
		3779	}
		3780
		3781	sub write_uuid($$) {
		3782	my ($skip, $sync) = @_;
		3783
		3784	$sync ? write_uuid_sync $skip
		3785	: async { write_uuid_sync $skip };
3234	}	3786	}
3235		3787
3236	sub emergency_save() {	3788	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	3789	my $freeze_guard = cf::freeze_mainloop;
3238		3790
3239	warn "enter emergency perl save\n";	3791	info "emergency_perl_save: enter\n";
		3792
		3793	# this is a trade-off: we want to be very quick here, so
		3794	# save all maps without fsync, and later call a global sync
		3795	# (which in turn might be very very slow)
		3796	local $USE_FSYNC = 0;
3240		3797
3241	cf::sync_job {	3798	cf::sync_job {
		3799	cf::write_runtime_sync; # external watchdog should not bark
		3800
3242	# use a peculiar iteration method to avoid tripping on perl	3801	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	3802	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	3803	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	3804	info "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	3805	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	3806	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	3807	$pl->valid or next;
		3808	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	3809	$pl->save;
3250	}	3810	}
3251	warn "end emergency player save\n";	3811	info "emergency_perl_save: end player save\n";
3252		3812
3253	warn "begin emergency map save\n";	3813	cf::write_runtime_sync; # external watchdog should not bark
		3814
		3815	info "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	3816	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	3817	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	3818	$map->valid or next;
3257	$map->save;	3819	$map->save;
3258	}	3820	}
3259	warn "end emergency map save\n";	3821	info "emergency_perl_save: end map save\n";
3260		3822
3261	warn "begin emergency database checkpoint\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	3827	info "emergency_perl_save: end database checkpoint\n";
		3828
		3829	info "emergency_perl_save: begin write uuid\n";
		3830	write_uuid_sync 1;
		3831	info "emergency_perl_save: end write uuid\n";
		3832
		3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	trace "emergency_perl_save: syncing database to disk";
		3836	BDB::db_env_txn_checkpoint $DB_ENV;
		3837
		3838	info "emergency_perl_save: starting sync\n";
		3839	IO::AIO::aio_sync sub {
		3840	info "emergency_perl_save: finished sync\n";
		3841	};
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: flushing outstanding aio requests";
		3846	while (IO::AIO::nreqs || BDB::nreqs) {
		3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3848	}
		3849
		3850	cf::write_runtime_sync; # external watchdog should not bark
3264	};	3851	};
3265		3852
3266	warn "leave emergency perl save\n";	3853	info "emergency_perl_save: leave\n";
3267	}	3854	}
3268		3855
3269	sub post_cleanup {	3856	sub post_cleanup {
3270	my ($make_core) = @_;	3857	my ($make_core) = @_;
3271		3858
		3859	IO::AIO::flush;
		3860
3272	warn Carp::longmess "post_cleanup backtrace"	3861	error Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	3862	if $make_core;
		3863
		3864	my $fh = pidfile;
		3865	unlink $PIDFILE if <$fh> == $$;
		3866	}
		3867
		3868	# a safer delete_package, copied from Symbol
		3869	sub clear_package($) {
		3870	my $pkg = shift;
		3871
		3872	# expand to full symbol table name if needed
		3873	unless ($pkg =~ /^main::.*::$/) {
		3874	$pkg = "main$pkg" if $pkg =~ /^::/;
		3875	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3876	$pkg .= '::' unless $pkg =~ /::$/;
		3877	}
		3878
		3879	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3880	my $stem_symtab = *{$stem}{HASH};
		3881
		3882	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3883	or return;
		3884
		3885	# clear all symbols
		3886	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3887	for my $name (keys %$leaf_symtab) {
		3888	_gv_clear *{"$pkg$name"};
		3889	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3890	}
3274	}	3891	}
3275		3892
3276	sub do_reload_perl() {	3893	sub do_reload_perl() {
3277	# can/must only be called in main	3894	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	3895	unless (in_main) {
3279	warn "can only reload from main coroutine";	3896	error "can only reload from main coroutine";
3280	return;	3897	return;
3281	}	3898	}
3282		3899
3283	warn "reloading...";	3900	return if $RELOAD++;
3284		3901
3285	warn "entering sync_job";	3902	my $t1 = AE::time;
3286		3903
		3904	while ($RELOAD) {
		3905	cf::get_slot 0.1, -1, "reload_perl";
		3906	info "perl_reload: reloading...";
		3907
		3908	trace "perl_reload: entering sync_job";
		3909
3287	cf::sync_job {	3910	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark
3289	cf::emergency_save;	3911	#cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark
3291		3912
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";	3913	trace "perl_reload: cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;	3914	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();	3915	%EXT_CORO = ();
3316		3916
3317	warn "removing commands";	3917	trace "perl_reload: removing commands";
3318	%COMMAND = ();	3918	%COMMAND = ();
3319		3919
3320	warn "removing ext/exti commands";	3920	trace "perl_reload: removing ext/exti commands";
3321	%EXTCMD = ();	3921	%EXTCMD = ();
3322	%EXTICMD = ();	3922	%EXTICMD = ();
3323		3923
3324	warn "unloading/nuking all extensions";	3924	trace "perl_reload: unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {	3925	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";	3926	trace "... unloading $pkg";
3327		3927
3328	if (my $cb = $pkg->can ("unload")) {	3928	if (my $cb = $pkg->can ("unload")) {
3329	eval {	3929	eval {
3330	$cb->($pkg);	3930	$cb->($pkg);
3331	1	3931	1
3332	} or warn "$pkg unloaded, but with errors: $@";	3932	} or error "$pkg unloaded, but with errors: $@";
		3933	}
		3934
		3935	trace "... clearing $pkg";
		3936	clear_package $pkg;
3333	}	3937	}
3334		3938
3335	warn "... nuking $pkg";
3336	Symbol::delete_package $pkg;
3337	}
3338
3339	warn "unloading all perl modules loaded from $LIBDIR";	3939	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3340	while (my ($k, $v) = each %INC) {	3940	while (my ($k, $v) = each %INC) {
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3941	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		3942
3343	warn "... unloading $k";	3943	trace "... unloading $k";
3344	delete $INC{$k};	3944	delete $INC{$k};
3345		3945
3346	$k =~ s/\.pm$//;	3946	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;	3947	$k =~ s/\//::/g;
3348		3948
3349	if (my $cb = $k->can ("unload_module")) {	3949	if (my $cb = $k->can ("unload_module")) {
3350	$cb->();	3950	$cb->();
		3951	}
		3952
		3953	clear_package $k;
3351	}	3954	}
3352		3955
3353	Symbol::delete_package $k;
3354	}
3355
3356	warn "getting rid of safe::, as good as possible";	3956	trace "perl_reload: getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	3957	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3958	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		3959
3360	warn "unloading cf.pm \"a bit\"";	3960	trace "perl_reload: unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	3961	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	3962	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		3963
3364	# don't, removes xs symbols, too,	3964	# don't, removes xs symbols, too,
3365	# and global variables created in xs	3965	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	3966	#clear_package __PACKAGE__;
3367		3967
3368	warn "unload completed, starting to reload now";	3968	info "perl_reload: unload completed, starting to reload now";
3369		3969
3370	warn "reloading cf.pm";	3970	trace "perl_reload: reloading cf.pm";
3371	require cf;	3971	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3972	cf::_connect_to_perl_1;
3373		3973
3374	warn "loading config and database again";	3974	trace "perl_reload: loading config and database again";
3375	cf::reload_config;	3975	cf::reload_config;
3376		3976
3377	warn "loading extensions";	3977	trace "perl_reload: loading extensions";
3378	cf::load_extensions;	3978	cf::load_extensions;
3379		3979
		3980	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	3981	trace "perl_reload: reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	3982	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	3983	trace "perl_reload: reattaching attachments to maps";
3383	reattach $_ for values %MAP;	3984	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	3985	trace "perl_reload: reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	3986	reattach $_ for values %PLAYER;
		3987	}
3386		3988
3387	warn "leaving sync_job";	3989	cf::_post_init 1;
3388		3990
		3991	trace "perl_reload: leaving sync_job";
		3992
3389	1	3993	1
3390	} or do {	3994	} or do {
3391	warn $@;	3995	error $@;
3392	warn "error while reloading, exiting.";	3996	cf::cleanup "perl_reload: error, exiting.";
3393	exit 1;	3997	};
		3998
		3999	--$RELOAD;
3394	};	4000	}
3395		4001
3396	warn "reloaded";	4002	$t1 = AE::time - $t1;
		4003	info "perl_reload: completed in ${t1}s\n";
3397	};	4004	};
3398		4005
3399	our $RELOAD_WATCHER; # used only during reload	4006	our $RELOAD_WATCHER; # used only during reload
3400		4007
3401	sub reload_perl() {	4008	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	4009	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	4010	# coro crashes during coro_state_free->destroy here.
3404		4011
3405	$RELOAD_WATCHER ||= Event->timer (	4012	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	4013	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	4014
3408	data => WF_AUTOCANCEL,	4015	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	4016	do_reload_perl;
3411	undef $RELOAD_WATCHER;	4017	undef $RELOAD_WATCHER;
3412	},	4018	};
3413	);	4019	};
3414	}	4020	}
3415		4021
3416	register_command "reload" => sub {	4022	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	4023	my ($who, $arg) = @_;
3418		4024
3419	if ($who->flag (FLAG_WIZ)) {	4025	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	4026	$who->message ("reloading server.");
		4027	async {
		4028	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	4029	reload_perl;
		4030	};
3422	}	4031	}
3423	};	4032	};
3424		4033
3425	unshift @INC, $LIBDIR;	4034	#############################################################################
3426		4035
3427	my $bug_warning = 0;	4036	my $bug_warning = 0;
3428		4037
3429	our @WAIT_FOR_TICK;	4038	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;	4039	our @WAIT_FOR_TICK_BEGIN;
3431		4040
3432	sub wait_for_tick {	4041	sub wait_for_tick() {
3433	return unless $TICK_WATCHER->is_active;
3434	return if $Coro::current == $Coro::main;	4042	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3435		4043
3436	my $signal = new Coro::Signal;	4044	my $signal = new Coro::Signal;
3437	push @WAIT_FOR_TICK, $signal;	4045	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;	4046	$signal->wait;
3439	}	4047	}
3440		4048
3441	sub wait_for_tick_begin {	4049	sub wait_for_tick_begin() {
3442	return unless $TICK_WATCHER->is_active;
3443	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3444		4051
3445	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	4053	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	4054	$signal->wait;
3448	}	4055	}
3449		4056
3450	our $stat_fh;	4057	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) {	4058	if ($Coro::current != $Coro::main) {
3461	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4059	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462	unless ++$bug_warning > 10;	4060	unless ++$bug_warning > 10;
3463	return;	4061	return;
3464	}	4062	}
3465		4063
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	4064	cf::server_tick; # one server iteration
3471		4065
3472	$RUNTIME += $TICK;	4066	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3473	$NEXT_TICK += $TICK;
3474		4067
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4068	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	4069	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	4070	Coro::async_pool {
		4071	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	4072	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	4073	or error "ERROR: unable to write runtime file: $!";
3480	};
3481	}	4074	};
		4075	}
3482		4076
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4077	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	4078	$sig->send;
3488	}	4079	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	4080	while (my $sig = shift @WAIT_FOR_TICK) {
3490	$sig->send;	4081	$sig->send;
3491	}	4082	}
3492		4083
3493	$NOW = Event::time;	4084	$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;	4085	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		4086
3504	_post_tick;	4087	if (0) {
3505		4088	if ($NEXT_TICK) {
3506	# gather some statistics#d#	4089	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4090	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4091	debug "jitter $JITTER\n";#d#
		4092	}
3509	},	4093	}
3510	);	4094	}
3511		4095
3512	{	4096	{
		4097	# configure BDB
		4098
3513	BDB::min_parallel 8;	4099	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4100	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4101	$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		4102
3539	unless ($DB_ENV) {	4103	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4104	$DB_ENV = BDB::db_env_create;
		4105	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4106	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4107	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4108	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4109	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541		4110
3542	cf::sync_job {	4111	cf::sync_job {
3543	eval {	4112	eval {
3544	BDB::db_env_open	4113	BDB::db_env_open
3545	$DB_ENV,	4114	$DB_ENV,
…		…
3547	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4116	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4117	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4118	0666;
3550		4119
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4120	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	};	4121	};
3557		4122
3558	cf::cleanup "db_env_open(db): $@" if $@;	4123	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4124	};
3560	}	4125	}
3561		4126
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4127	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4128	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4129	};
3565	hard => 1,	4130	$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 { };	4131	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4132	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4133	$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 { };	4134	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4135	};
3582	}	4136	}
3583		4137
3584	{	4138	{
		4139	# configure IO::AIO
		4140
3585	IO::AIO::min_parallel 8;	4141	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4142	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4143	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	}	4144	}
3598		4145
3599	my $_log_backtrace;	4146	our $_log_backtrace;
		4147	our $_log_backtrace_last;
3600		4148
3601	sub _log_backtrace {	4149	sub _log_backtrace {
3602	my ($msg, @addr) = @_;	4150	my ($msg, @addr) = @_;
3603		4151
3604	$msg =~ s/\n//;	4152	$msg =~ s/\n$//;
3605		4153
		4154	if ($_log_backtrace_last eq $msg) {
		4155	LOG llevInfo, "[ABT] $msg\n";
		4156	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3606	# limit the # of concurrent backtraces	4157	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4158	} elsif ($_log_backtrace < 2) {
		4159	$_log_backtrace_last = $msg;
3608	++$_log_backtrace;	4160	++$_log_backtrace;
		4161	my $perl_bt = Carp::longmess $msg;
3609	async {	4162	async {
		4163	$Coro::current->{desc} = "abt $msg";
		4164
3610	my @bt = fork_call {	4165	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4166	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4167	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4168	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614	or die "addr2line: $!";	4169	or die "addr2line: $!";
…		…
3622	}	4177	}
3623		4178
3624	@funcs	4179	@funcs
3625	};	4180	};
3626		4181
3627	LOG llevInfo, "[ABT] $msg\n";	4182	LOG llevInfo, "[ABT] $perl_bt\n";
		4183	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4184	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4185	--$_log_backtrace;
3630	};	4186	};
3631	} else {	4187	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4188	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4189	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3634	}	4190	}
3635	}	4191	}
3636		4192
3637	# load additional modules	4193	# load additional modules
3638	use cf::pod;	4194	require "cf/$_.pm" for @EXTRA_MODULES;
		4195	cf::_connect_to_perl_2;
3639		4196
3640	END { cf::emergency_save }	4197	END { cf::emergency_save }
3641		4198
3642	1	4199	1
3643		4200

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