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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
359	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
360		486
361	while () {	487	while () {
362	next_job:	488	next_job:
		489
363	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	491
365	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	496	$job->[2]->send;
369	Coro::cede;	497	Coro::cede;
370	goto next_job;	498	goto next_job;
371	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	501	}
373	}	502	}
374		503
375	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	507	$signal->wait;
379	} else {	508	} else {
		509	$busy = 0;
380	Coro::schedule;	510	Coro::schedule;
381	}	511	}
382	}	512	}
383	};	513	};
384		514
385	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
386	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
387		519
388	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
389	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
390		523
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
404		537
405	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
406		539
407	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
408		541
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	545	acceptable.
413		546
414	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	552	=cut
420		553
421	sub sync_job(&) {	554	sub sync_job(&) {
422	my ($job) = @_;	555	my ($job) = @_;
423		556
424	if ($Coro::current == $Coro::main) {	557	if (in_main) {
425	my $time = Event::time;	558	my $time = AE::time;
426		559
427	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
429		562
430	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	564
432	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
433		566
434	my $busy = 1;	567	my $busy = 1;
435	my @res;	568	my @res;
436		569
437	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	572	@res = eval { $job->() };
439	warn $@ if $@;	573	error $@ if $@;
440	undef $busy;	574	undef $busy;
441	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
442		576
443	while ($busy) {	577	while ($busy) {
444	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
445	}	582	}
		583	}
446		584
447	$time = Event::time - $time;	585	my $time = AE::time - $time;
448		586
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
453		588
454	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
455	} else {	590	} else {
456	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
457		592
…		…
477	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
478		613
479	$coro	614	$coro
480	}	615	}
481		616
482	=item fork_call { }, $args	617	=item fork_call { }, @args
483		618
484	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
488		623
489	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
490		629
491	sub fork_call(&@) {	630	sub fork_call(&@) {
492	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
493		632
494	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
497		636
498	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
499	reset_signals;	638	cf::post_fork;
500	&$cb	639	&$cb
501	}, @args;	640	} @args;
502		641
503	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
504	}	681	}
505		682
506	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
507		684
508	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
518	within each server.	695	within each server.
519		696
520	=cut	697	=cut
521		698
522	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
523	my ($name) = @_;	703	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
525		705
526	eval {	706	eval {
527	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
537	}	717	}
538		718
539	our $DB;	719	our $DB;
540		720
541	sub db_init {	721	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	722	$DB ||= db_table "db";
544	};
545	}	723	}
546		724
547	sub db_get($$) {	725	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
549		727
550	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
551	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
552		732
553	$! ? ()	733	$! ? ()
554	: $data	734	: $data
555	}
556	}	735	}
557		736
558	sub db_put($$$) {	737	sub db_put($$$) {
559	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
616		795
617	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	797	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
620		799
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		801
623	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
626		805
…		…
636		815
637	=cut	816	=cut
638		817
639	sub datalog($@) {	818	sub datalog($@) {
640	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	821	}
643		822
644	=back	823	=back
645		824
646	=cut	825	=cut
647		826
648	#############################################################################	827	#############################################################################
649		828
650	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
651		830
652	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
655		834
656	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	837	Deliantra).
659		838
660	=over 4	839	=over 4
661		840
662	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
663		842
…		…
707	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
708		887
709	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
711		890
712	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
714		893
715	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
716		895
717	=over 4	896	=over 4
…		…
841		1020
842	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1023
845	} elsif (ref $type) {	1024	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
847		1026
848	} else {	1027	} else {
849	shift @arg;	1028	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
851	}	1030	}
852	}	1031	}
853	}	1032	}
854		1033
855	sub _object_attach {	1034	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
866	}	1045	}
867		1046
868	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
869	} else {	1048	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1050	}
872		1051
873	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
874	}	1053	}
875		1054
…		…
934		1113
935	for (@$callbacks) {	1114	for (@$callbacks) {
936	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
937		1116
938	if ($@) {	1117	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1119	override;
942	}	1120	}
943		1121
944	return 1 if $override;	1122	return 1 if $override;
945	}	1123	}
946		1124
947	0	1125	0
948	}	1126	}
949		1127
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1129
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1131
954	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
955		1133
…		…
961		1139
962	=cut	1140	=cut
963		1141
964	#############################################################################	1142	#############################################################################
965	# object support	1143	# object support
966	#
967		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
968	sub _can_merge {	1178	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
970		1180
971	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1182
975	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
976	}	1185	}
977		1186
978	sub reattach {	1187	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1189	my ($obj) = @_;
981		1190
		1191	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1193
984	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
985		1195
986	@$registry = ();	1196	@$registry = ();
987		1197
…		…
992	for (@$attach) {	1202	for (@$attach) {
993	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
995	}	1205	}
996	} else {	1206	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1208	}
999	}	1209	}
1000	}	1210	}
1001		1211
1002	cf::attachable->attach (	1212	cf::attachable->attach (
1003	prio => -1000000,	1213	prio => -1000000,
1004	on_instantiate => sub {	1214	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1006		1216
1007	$data = from_json $data;	1217	$data = decode_json $data;
1008		1218
1009	for (@$data) {	1219	for (@$data) {
1010	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1011		1221
1012	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1236	);
1027		1237
1028	sub object_freezer_save {	1238	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1030		1240
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1241	sync_job {
1034	if (length $$rdata) {	1242	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1038		1247
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1253	aio_fsync $fh;
		1254	}
1043	close $fh;	1255	aio_close $fh;
1044		1256
1045	if (@$objs) {	1257	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1264	aio_fsync $fh;
		1265	}
1051	close $fh;	1266	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1268	}
1054	} else {	1269	} else {
1055	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1056	}	1271	}
1057		1272
1058	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1277	} else {
1060	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1061	}	1279	}
1062	} else {	1280	} else {
1063	aio_unlink $filename;	1281	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1065	}	1283	}
1066	};	1284	};
1067
1068	undef $guard;
1069	}	1285	}
1070		1286
1071	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1073		1289
…		…
1078		1294
1079	sub object_thawer_load {	1295	sub object_thawer_load {
1080	my ($filename) = @_;	1296	my ($filename) = @_;
1081		1297
1082	my ($data, $av);	1298	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1299
1086	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1087	or return;	1301	or return;
1088		1302
1089	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1305	or return;
1092		1306
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1095	}	1309	}
1096		1310
1097	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1100		1315
1101	($data, $av)	1316	($data, $av)
1102	}	1317	}
1103		1318
1104	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1161		1376
1162	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1163	}	1378	}
1164		1379
		1380	use File::Glob ();
		1381
1165	cf::player->attach (	1382	cf::player->attach (
1166	on_command => sub {	1383	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1168		1385
1169	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1170	or return;	1387	or return;
1171		1388
…		…
1194		1411
1195	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1413	if $reply;
1197		1414
1198	} else {	1415	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1417	}
1201		1418
1202	cf::override;	1419	cf::override;
1203	},	1420	},
1204	);	1421	);
1205		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1206	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1207	cf::sync_job {	1439	cf::sync_job {
1208	my %todo;	1440	my %todo;
1209		1441
1210	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1443	next unless -r $path;
…		…
1229		1461
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1464
1233	$ext{source} =	1465	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1236	. $source	1468	. $source
1237	. "\n};\n1";	1469	. "\n};\n1";
1238		1470
1239	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1240	}	1472	}
1241		1473
		1474	my $pass = 0;
1242	my %done;	1475	my %done;
1243	while (%todo) {	1476	while (%todo) {
1244	my $progress;	1477	my $progress;
1245		1478
		1479	++$pass;
		1480
		1481	ext:
1246	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1484	next ext
1249	unless exists $done{$_};	1485	unless exists $done{$_};
1250	}	1486	}
1251		1487
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1489
1254	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1259	warn $msg;	1497
1260	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1499	delete $todo{$k};
1262	}	1500	} else {
1263		1501	$done{$k} = delete $todo{$k};
1264	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1265	}	1507	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1508	}
1271		1509
1272	skip:	1510	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1275	}	1518	}
1276	};	1519	};
1277	}	1520	}
1278		1521
1279	#############################################################################	1522	#############################################################################
1280		1523
1281	=back	1524	=back
1282		1525
1283	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1284		1527
1285	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1286		1529
1287	=cut	1530	=cut
1288		1531
1289	package cf::player;	1532	package cf::player;
1290		1533
…		…
1333		1576
1334	sub exists($) {	1577	sub exists($) {
1335	my ($login) = @_;	1578	my ($login) = @_;
1336		1579
1337	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1339	}	1582	}
1340		1583
1341	sub find($) {	1584	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1586	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1597
1355	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1599	or return;
1357		1600
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1360	or return;	1602	or return;
		1603
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1364	}	1607	}
1365	}	1608	}
1366	}	1609	}
1367		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1368	sub save($) {	1624	sub save($) {
1369	my ($pl) = @_;	1625	my ($pl) = @_;
1370		1626
1371	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1372		1628
…		…
1375		1631
1376	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1377		1633
1378	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1380		1641
1381	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1643	cf::cede_to_tick;
1383	}	1644	}
1384		1645
…		…
1416	my ($pl) = @_;	1677	my ($pl) = @_;
1417		1678
1418	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1419		1680
1420	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1421	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1422		1683
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1424	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1426	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1427		1692
1428	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1430	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1468		1733
1469	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1470	my $path = path $login;	1735	my $path = path $login;
1471		1736
1472	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1743	}
1478		1744
…		…
1482		1748
1483	\@logins	1749	\@logins
1484	}	1750	}
1485		1751
1486	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1487		1755
1488	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1489	player. May block.	1757	player. May block.
1490		1758
1491	=cut	1759	=cut
…		…
1509	}	1777	}
1510		1778
1511	\@paths	1779	\@paths
1512	}	1780	}
1513		1781
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1783
1516	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1785
1565	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1566		1787
1567	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1568		1789
…		…
1600		1821
1601	=cut	1822	=cut
1602		1823
1603	sub find_by_path($) {	1824	sub find_by_path($) {
1604	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1605		1828
1606	my ($match, $specificity);	1829	my ($match, $specificity);
1607		1830
1608	for my $region (list) {	1831	for my $region (list) {
1609	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1635	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1637		1860
1638	sub generate_random_map {	1861	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1640	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1641	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1649	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1650	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1651	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1652	(cf::region::find $rmp->{region}), $rmp->{custom}
1653	)
1654	}	1867	}
1655		1868
1656	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1657		1870
1658	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1663		1876
1664	sub register {	1877	sub register {
1665	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1666	my $pkg = caller;	1879	my $pkg = caller;
1667		1880
1668	no strict;
1669	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1670		1882
1671	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1672	}	1884	}
1673		1885
1674	# also paths starting with '/'	1886	# also paths starting with '/'
1675	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1676		1888
1677	sub thawer_merge {	1889	sub thawer_merge {
1678	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1679		1891
1680	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1685	}	1897	}
1686		1898
1687	sub normalise {	1899	sub normalise {
1688	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1689		1901
1690	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1691		1903
1692	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1693		1905
1694	# map plan:	1906	# map plan:
1695	#	1907	#
…		…
1710	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1711	$path = "$base/$path";	1923	$path = "$base/$path";
1712	}	1924	}
1713		1925
1714	for ($path) {	1926	for ($path) {
1715	redo if s{//}{/};
1716	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1717	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1718	}	1929	}
1719		1930
1720	$path	1931	$path
…		…
1734	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1735	return $self;	1946	return $self;
1736	}	1947	}
1737	}	1948	}
1738		1949
1739	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1740	()	1951	()
1741	}	1952	}
1742		1953
1743	sub init {	1954	sub init {
1744	my ($self) = @_;	1955	my ($self) = @_;
…		…
1766		1977
1767	# the temporary/swap location	1978	# the temporary/swap location
1768	sub save_path {	1979	sub save_path {
1769	my ($self) = @_;	1980	my ($self) = @_;
1770		1981
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1773	}	1984	}
1774		1985
1775	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1776	sub uniq_path {	1987	sub uniq_path {
1777	my ($self) = @_;	1988	my ($self) = @_;
1778		1989
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	1992	}
1791		1993
1792	sub decay_objects {	1994	sub decay_objects {
1793	my ($self) = @_;	1995	my ($self) = @_;
1794		1996
…		…
1876		2078
1877	sub find;	2079	sub find;
1878	sub find {	2080	sub find {
1879	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1880		2082
		2083	cf::cede_to_tick;
		2084
1881	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1882		2086
1883	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2089
1886	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1891	or return;	2092	or return;
1892		2093
1893	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1894		2095
…		…
1896	or return;	2097	or return;
1897		2098
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1901	undef $guard1;	2103	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2104	$map->reset;
1904	return find $path;	2105	return find $path;
1905	}	2106	}
1906		2107
1907	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1908	}	2109	}
1909	}	2110	}
1910		2111
1911	sub pre_load { }	2112	sub pre_load { }
1912	sub post_load { }	2113	#sub post_load { } # XS
1913		2114
1914	sub load {	2115	sub load {
1915	my ($self) = @_;	2116	my ($self) = @_;
1916		2117
1917	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2136	$f->skip_block;
1936	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1937	or return;	2138	or return;
1938		2139
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1940	if delete $self->{load_original};	2141	if delete $self->{load_original};
1941		2142
1942	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2144	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2164	$self->decay_objects;
1964	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1965	$self->update_buttons;	2166	$self->update_buttons;
1966	cf::cede_to_tick;	2167	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2168	$self->activate;
1970	}	2169	}
1971		2170
1972	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1974		2173
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2175	}
1977		2176
1978	$self->post_load;	2177	$self->post_load;
1979	}
1980		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1981	sub customise_for {	2185	sub customise_for {
1982	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1983		2187
1984	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2189	if $self->per_player;
…		…
2001	or next;	2205	or next;
2002	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2003	or next;	2207	or next;
2004	$neigh->load;	2208	$neigh->load;
2005		2209
		2210	# now find the diagonal neighbours
2006	push @neigh,	2211	push @neigh,
2007	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2008	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2009	}	2214	}
2010		2215
…		…
2017	}	2222	}
2018		2223
2019	sub find_sync {	2224	sub find_sync {
2020	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2021		2226
2022	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2023	}	2231	}
2024		2232
2025	sub do_load_sync {	2233	sub do_load_sync {
2026	my ($map) = @_;	2234	my ($map) = @_;
2027		2235
2028	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2029	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2030		2238
2031	cf::sync_job { $map->load };	2239	$map->load;
2032	}	2240	}
2033		2241
2034	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2035	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2036		2244
…		…
2038	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2039		2247
2040	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2041		2249
2042	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2252	}
2045		2253
2046	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2047		2255
2048	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
		2257	$Coro::current->{desc} = "map prefetcher";
		2258
2049	while (%MAP_PREFETCH) {	2259	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2260	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2261	if (my $map = find $k) {
2052	$map->load if $v;	2262	$map->load if $v;
2053	}	2263	}
…		…
2060	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2061		2271
2062	()	2272	()
2063	}	2273	}
2064		2274
		2275	# common code, used by both ->save and ->swapout
2065	sub save {	2276	sub _save {
2066	my ($self) = @_;	2277	my ($self) = @_;
2067
2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
2069		2278
2070	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2071		2280
2072	return unless $self->dirty;	2281	return unless $self->dirty;
2073		2282
…		…
2079	return if $self->{deny_save};	2288	return if $self->{deny_save};
2080		2289
2081	local $self->{last_access} = $self->last_access;#d#	2290	local $self->{last_access} = $self->last_access;#d#
2082		2291
2083	cf::async {	2292	cf::async {
		2293	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2085	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2086		2298
2087	if ($uniq) {	2299	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2302	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2304	}
2093	}	2305	}
2094		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2095	sub swap_out {	2315	sub swap_out {
2096	my ($self) = @_;	2316	my ($self) = @_;
2097		2317
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2103	return if $self->players;	2322	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2107	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2108		2374
2109	$self->deactivate;	2375	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2377	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2378
2157	$self->unlink_save;	2379	$self->unlink_save;
2158	$self->destroy;	2380	$self->destroy;
2159	}	2381	}
2160		2382
…		…
2168		2390
2169	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2170		2392
2171	$self->unlink_save;	2393	$self->unlink_save;
2172		2394
2173	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2400
…		…
2227		2449
2228	sub unique_maps() {	2450	sub unique_maps() {
2229	[	2451	[
2230	map {	2452	map {
2231	utf8::decode $_;	2453	utf8::decode $_;
2232	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2233	? normalise $_	2457	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2459	]
2237	}	2460	}
2238		2461
2239	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2240		2493
2241	=back	2494	=back
2242		2495
2243	=head3 cf::object	2496	=head3 cf::object
2244		2497
…		…
2248		2501
2249	=over 4	2502	=over 4
2250		2503
2251	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2252		2505
2253	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2254		2508
2255	=cut	2509	=cut
2256		2510
2257	sub inv_recursive_;	2511	sub inv_recursive_;
2258	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2264	}	2518	}
2265		2519
2266	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2267		2521
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2523
2270	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2271		2525
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2275	=cut	2529	=cut
2276		2530
2277	sub deref {	2531	sub deref {
2278	my ($ref) = @_;	2532	my ($ref) = @_;
2279		2533
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2535	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2537	or return;
2287	$pl->ob->uuid eq $uuid	2538	$pl->ob->uuid eq $uuid
2288	or return;	2539	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2310		2561
2311	=cut	2562	=cut
2312		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2313	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2579	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2595
2331	} else {	2596	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2599	}
2335	}	2600	}
2336	}	2601	}
2337		2602
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2628
2364	=item $player_object->enter_link	2629	=item $player_object->enter_link
2365		2630
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2632
2368	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2370		2637
2371	Will never block.	2638	Will never block.
2372		2639
2373	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2374		2641
…		…
2394	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2395	my ($self) = @_;	2662	my ($self) = @_;
2396		2663
2397	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2398		2665
		2666	++$self->{_link_recursion};
		2667
2399	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2400		2669
2401	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2402	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2403		2672
2404	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2405	}	2674	}
2406		2675
2407	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2408	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2409		2678
…		…
2426	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2428		2697
2429	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2432		2701
2433	$map->load;	2702	$map->load;
2434	$map->load_neighbours;	2703	$map->load_neighbours;
2435		2704
2436	return unless $self->contr->active;	2705	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2706
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2441	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2442		2714
		2715	}
		2716
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2444		2718
2445	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2723	be called at the end of this process.
2450		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2451	=cut	2728	=cut
2452		2729
2453	our $GOTOGEN;	2730	our $GOTOGEN;
2454		2731
2455	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2456	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
2457		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
		2740
2458	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2743
2461	$self->enter_link;	2744	$self->enter_link;
2462		2745
2463	(async {	2746	(async {
		2747	$Coro::current->{desc} = "player::goto $path $x $y";
		2748
2464	# *tag paths override both path and x|y	2749	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2750	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2751	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2752	my $ob = $obs[rand @obs];
2468		2753
…		…
2483	my $map = eval {	2768	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2485		2770
2486	if ($map) {	2771	if ($map) {
2487	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2774	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2776	}
2492		2777
2493	$map	2778	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2504	}	2789	}
2505		2790
2506	$done->() if $done;	2791	$done->($self) if $done;
2507	})->prio (1);	2792	})->prio (1);
2508	}	2793	}
2509		2794
2510	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2511		2796
…		…
2531	}	2816	}
2532		2817
2533	sub prepare_random_map {	2818	sub prepare_random_map {
2534	my ($exit) = @_;	2819	my ($exit) = @_;
2535		2820
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2823	# that depends on the exit object
2541		2824
2542	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2827	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2549	}	2834	}
2550		2835
2551	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2552		2837
2553	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2556		2841
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2844	undef $fh;
2560	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2561		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2564	}	2853	}
2565	}	2854	}
2566		2855
2567	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2569		2858
2570	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2571		2860
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2861	$self->enter_link;
2584		2862
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2863	(async {
2590	$self->deactivate_recursive; # just to be sure	2864	$Coro::current->{desc} = "enter_exit";
		2865
2591	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2592	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2593		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2594	1;	2887	1
2595	}) {	2888	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2893
2601	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2602	$self->leave_link;	2895	$self->leave_link;
2603	}	2896	}
2604	})->prio (1);	2897	})->prio (1);
2605	}	2898	}
2606		2899
…		…
2618	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2620		2913
2621	utf8::encode $text;	2914	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2623	}	2941	}
2624		2942
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2944
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2631		2949
2632	=cut	2950	=cut
2633		2951
		2952	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2635	"c/identify" => {	2960	"c/identify" => {
2636	id => "identify",	2961	id => "infobox",
2637	title => "Identify",	2962	title => "Identify",
2638	reply => undef,	2963	reply => undef,
2639	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
2640	},	2965	},
2641	"c/examine" => {	2966	"c/examine" => {
2642	id => "examine",	2967	id => "infobox",
2643	title => "Examine",	2968	title => "Examine",
2644	reply => undef,	2969	reply => undef,
2645	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2646	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2647	);	3064	);
2648		3065
2649	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2651		3068
2652	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2653		3071
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		3073
2656	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
2658		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
2659	if (ref $channel) {	3081	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	3086	}
2666		3087
2667	$channel = $channel->{id};	3088	$channel = $channel->{id};
2668	}	3089	}
2669		3090
2670	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2671		3092
2672	if ($self->can_msg) {
2673	# default colour, mask it out	3093	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2676		3096
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	3100	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		3101
2691	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	3103	}
2705		3104
2706	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2707		3106
2708	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2711		3110
2712	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2714		3113
2715	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3119	}
2721	}	3120	}
2722		3121
2723	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2724		3123
…		…
2728		3127
2729	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2731		3130
2732	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3134	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3137	}
2739	}	3138	}
2740		3139
2741	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2742		3141
…		…
2813		3212
2814	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2815	if $reply;	3214	if $reply;
2816		3215
2817	} else {	3216	} else {
2818	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2819	}	3218	}
2820		3219
2821	cf::override;	3220	cf::override;
2822	},	3221	},
2823	);	3222	);
…		…
2843		3242
2844	$coro	3243	$coro
2845	}	3244	}
2846		3245
2847	cf::client->attach (	3246	cf::client->attach (
2848	on_destroy => sub {	3247	on_client_destroy => sub {
2849	my ($ns) = @_;	3248	my ($ns) = @_;
2850		3249
2851	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2852	},	3251	},
2853	);	3252	);
…		…
2869	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2870		3269
2871	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2872		3271
2873	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2876	sort time	3275	sort time
2877	));	3276	));
2878		3277
2879	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2881	=pod	3280	=pod
2882		3281
2883	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2884		3283
2885	cf::object	3284	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2888		3288
2889	cf::object::player	3289	cf::object::player
2890	player	3290	player
2891		3291
2892	cf::player	3292	cf::player
…		…
2897		3297
2898	=cut	3298	=cut
2899		3299
2900	for (	3300	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2907	) {	3307	) {
2908	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2911	for @funs;	3310	for @funs;
2912	}	3311	}
2913		3312
…		…
2928		3327
2929	my $qcode = $code;	3328	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2932		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2933	local $_;	3335	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3336
2936	my $eval =	3337	my $eval =
2937	"do {\n"	3338	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3341	. $code
2941	. "\n}"	3342	. "\n}"
2942	;	3343	;
2943		3344
		3345	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2947		3354
2948	if ($@) {	3355	if ($@) {
2949	warn "$@";	3356	warn "$@",
2950	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2951	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2952	}	3359	}
2953		3360
2954	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2955	}	3362	}
2956		3363
…		…
2970	=cut	3377	=cut
2971		3378
2972	sub register_script_function {	3379	sub register_script_function {
2973	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2974		3381
2975	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2977	}	3384	}
2978		3385
2979	=back	3386	=back
2980		3387
2981	=cut	3388	=cut
…		…
2990	# for this (global event?)	3397	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
2992		3399
2993	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2994		3401
2995	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2996		3403
2997	my $facedata;
2998	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
2999	or die "$path: $!";	3405	or die "$path: $!";
3000		3406
3001	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3002		3408
3003	$facedata->{version} == 2	3409	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3411
3006	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3415	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3010	};	3418	};
3011	cf::cede_to_tick;	3419	cf::cede_to_tick;
3012		3420
3013	{	3421	{
3014	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3015		3423
3016	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3018	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3022		3432
3023	cf::cede_to_tick;	3433	cf::cede_to_tick;
3024	}	3434	}
3025		3435
3026	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
3028	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
3029	or next;	3440	or next;
		3441
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3445	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3035	}	3447	}
3036		3448
3037	cf::cede_to_tick;	3449	cf::cede_to_tick;
3038	}	3450	}
3039	}	3451	}
…		…
3048		3460
3049	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3050	}	3462	}
3051		3463
3052	{	3464	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3056		3466
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3470
3063	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3473	} else {
3073	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3074	}	3475	}
3075		3476
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3477	cf::cede_to_tick;
3080	}	3478	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3482
3101	1	3483	1
3102	}	3484	}
3103		3485
3104	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3106		3488
3107	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3109	}	3491	}
3110	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3111		3503
3112	sub reload_regions {	3504	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3506	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3521	}
3130		3522
3131	sub reload_archetypes {	3523	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3526	}
3140		3527
3141	sub reload_treasures {	3528	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3144	}	3531	}
3145		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3146	sub reload_resources {	3556	sub reload_resources {
3147	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3148		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3149	reload_regions;	3564	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3565	reload_treasures;
3154		3566
3155	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3156	}
3157
3158	sub init {
3159	reload_resources;
3160	}	3568	}
3161		3569
3162	sub reload_config {	3570	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3164	or return;
3165		3572
3166	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3167	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3168		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3170		3580
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3173		3583
3174	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3178	};	3588	};
3179	warn $@ if $@;	3589	warn $@ if $@;
3180	}	3590	}
3181	}	3591	}
3182		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3183	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3184	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3634	(async {
3188	Event::one_event;	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3636	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3190	};	3638	};
3191		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3192	reload_config;	3652	reload_config;
3193	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3194	load_extensions;	3663	load_extensions;
3195		3664
3196	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3198	}	3683	}
3199		3684
3200	#############################################################################	3685	#############################################################################
3201	# initialisation and cleanup	3686	# initialisation and cleanup
3202		3687
3203	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3204	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3213	},
3214	);	3694	};
3215	}	3695	}
3216	}	3696	}
3217		3697
3218	sub write_runtime {	3698	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3220		3700
3221	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3223		3703
3224	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3705
3226	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3227		3707
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3709	or return;
3230		3710
3231	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3244		3724
3245	close $fh	3725	close $fh
3246	or return;	3726	or return;
3247		3727
3248	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3729	and return;
3250		3730
3251	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3252		3732
3253	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3254	}	3784	}
3255		3785
3256	sub emergency_save() {	3786	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3258		3788
3259	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3260		3795
3261	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3262	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3807	$pl->save;
3270	}	3808	}
3271	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3272		3810
3273	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3816	$map->valid or next;
3277	$map->save;	3817	$map->save;
3278	}	3818	}
3279	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3280		3820
3281	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3284	};	3849	};
3285		3850
3286	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3287	}	3852	}
3288		3853
3289	sub post_cleanup {	3854	sub post_cleanup {
3290	my ($make_core) = @_;	3855	my ($make_core) = @_;
3291		3856
		3857	IO::AIO::flush;
		3858
3292	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3294	}	3889	}
3295		3890
3296	sub do_reload_perl() {	3891	sub do_reload_perl() {
3297	# can/must only be called in main	3892	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3299	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3300	return;	3895	return;
3301	}	3896	}
3302		3897
3303	warn "reloading...";	3898	return if $RELOAD++;
3304		3899
3305	warn "entering sync_job";	3900	my $t1 = AE::time;
3306		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3307	cf::sync_job {	3908	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark
3309	cf::emergency_save;	3909	#cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark
3311		3910
3312	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;
3314
3315	# if anything goes wrong in here, we should simply crash as we already saved
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();	3913	%EXT_CORO = ();
3336		3914
3337	warn "removing commands";	3915	trace "perl_reload: removing commands";
3338	%COMMAND = ();	3916	%COMMAND = ();
3339		3917
3340	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3341	%EXTCMD = ();	3919	%EXTCMD = ();
3342	%EXTICMD = ();	3920	%EXTICMD = ();
3343		3921
3344	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3347		3925
3348	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3349	eval {	3927	eval {
3350	$cb->($pkg);	3928	$cb->($pkg);
3351	1	3929	1
3352	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3353	}	3935	}
3354		3936
3355	warn "... nuking $pkg";
3356	Symbol::delete_package $pkg;
3357	}
3358
3359	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3360	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3940
3363	warn "... unloading $k";	3941	trace "... unloading $k";
3364	delete $INC{$k};	3942	delete $INC{$k};
3365		3943
3366	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3368		3946
3369	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3370	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3371	}	3952	}
3372		3953
3373	Symbol::delete_package $k;
3374	}
3375
3376	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3957
3380	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3961
3384	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3963	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3387		3965
3388	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3389		3967
3390	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3391	require cf;	3969	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3393		3971
3394	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3395	cf::reload_config;	3973	cf::reload_config;
3396		3974
3397	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3398	cf::load_extensions;	3976	cf::load_extensions;
3399		3977
		3978	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3406		3986
3407	warn "leaving sync_job";	3987	cf::_post_init 1;
3408		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3409	1	3991	1
3410	} or do {	3992	} or do {
3411	warn $@;	3993	error $@;
3412	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3413	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3414	};	3998	}
3415		3999
3416	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3417	};	4002	};
3418		4003
3419	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3420		4005
3421	sub reload_perl() {	4006	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3424		4009
3425	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	4012
3428	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	4014	do_reload_perl;
3431	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3432	},	4016	};
3433	);	4017	};
3434	}	4018	}
3435		4019
3436	register_command "reload" => sub {	4020	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3438		4022
3439	if ($who->flag (FLAG_WIZ)) {	4023	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	4024	$who->message ("reloading server.");
		4025	async {
		4026	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	4027	reload_perl;
		4028	};
3442	}	4029	}
3443	};	4030	};
3444		4031
3445	unshift @INC, $LIBDIR;	4032	#############################################################################
3446		4033
3447	my $bug_warning = 0;	4034	my $bug_warning = 0;
3448		4035
3449	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3451		4038
3452	sub wait_for_tick {	4039	sub wait_for_tick() {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		4041
3456	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	4044	$signal->wait;
3459	}	4045	}
3460		4046
3461	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		4049
3465	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	4052	$signal->wait;
3468	}	4053	}
3469		4054
3470	$TICK_WATCHER = Event->timer (	4055	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3480	return;	4059	return;
3481	}	4060	}
3482		4061
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3486		4063
3487	$RUNTIME += $TICK;	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		4065
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	4068	Coro::async_pool {
		4069	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	4070	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	4071	or error "ERROR: unable to write runtime file: $!";
3495	};
3496	}	4072	};
		4073	}
3497		4074
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4076	$sig->send;
3500	}	4077	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4079	$sig->send;
3503	}	4080	}
3504		4081
3505	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4084
3516	_post_tick;	4085	if (0) {
		4086	if ($NEXT_TICK) {
		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3517	},	4091	}
3518	);	4092	}
3519		4093
3520	{	4094	{
		4095	# configure BDB
		4096
3521	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4098	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4099	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4100
3547	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4108
3554	cf::sync_job {	4109	cf::sync_job {
3555	eval {	4110	eval {
…		…
3565		4120
3566	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4122	};
3568	}	4123	}
3569		4124
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4127	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4130	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4133	};
3600	}	4134	}
3601		4135
3602	{	4136	{
		4137	# configure IO::AIO
		4138
3603	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4142	}
3616		4143
3617	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3618		4146
3619	sub _log_backtrace {	4147	sub _log_backtrace {
3620	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3621		4149
3622	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3623		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3624	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3626	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3627	async {	4160	async {
		4161	$Coro::current->{desc} = "abt $msg";
		4162
3628	my @bt = fork_call {	4163	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4165	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4166	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4167	or die "addr2line: $!";
…		…
3640	}	4175	}
3641		4176
3642	@funcs	4177	@funcs
3643	};	4178	};
3644		4179
3645	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4183	--$_log_backtrace;
3648	};	4184	};
3649	} else {	4185	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3652	}	4188	}
3653	}	4189	}
3654		4190
3655	# load additional modules	4191	# load additional modules
3656	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3657		4194
3658	END { cf::emergency_save }	4195	END { cf::emergency_save }
3659		4196
3660	1	4197	1
3661		4198

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