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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.552 by root, Mon May 17 21:12:59 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	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 2.51 ();	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 {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# 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
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	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
413	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
414	acceptable.	545	acceptable.
415		546
416	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
417	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
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
433		564
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
437		566
438	my $busy = 1;	567	my $busy = 1;
439	my @res;	568	my @res;
440		569
441	(async {	570	(async {
442	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	572	@res = eval { $job->() };
444	warn $@ if $@;	573	error $@ if $@;
445	undef $busy;	574	undef $busy;
446	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
447		576
448	while ($busy) {	577	while ($busy) {
449	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
450	}	582	}
		583	}
451		584
452	$time = Event::time - $time;	585	my $time = AE::time - $time;
453		586
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
458		588
459	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
460	} else {	590	} else {
461	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
462		592
…		…
482	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
483		613
484	$coro	614	$coro
485	}	615	}
486		616
487	=item fork_call { }, $args	617	=item fork_call { }, @args
488		618
489	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
490	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
493		623
494	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
495		629
496	sub fork_call(&@) {	630	sub fork_call(&@) {
497	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
498		632
499	# 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,
500	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
502		636
503	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
504	reset_signals;	638	cf::post_fork;
505	&$cb	639	&$cb
506	}, @args;	640	} @args;
507		641
508	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
509	}	681	}
510		682
511	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
512		684
513	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
523	within each server.	695	within each server.
524		696
525	=cut	697	=cut
526		698
527	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
528	my ($name) = @_;	703	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
530		705
531	eval {	706	eval {
532	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
542	}	717	}
543		718
544	our $DB;	719	our $DB;
545		720
546	sub db_init {	721	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	722	$DB ||= db_table "db";
549	};
550	}	723	}
551		724
552	sub db_get($$) {	725	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
554		727
555	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
556	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
557		732
558	$! ? ()	733	$! ? ()
559	: $data	734	: $data
560	}
561	}	735	}
562		736
563	sub db_put($$$) {	737	sub db_put($$$) {
564	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		795
622	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	797	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
625		799
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		801
628	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
631		805
…		…
641		815
642	=cut	816	=cut
643		817
644	sub datalog($@) {	818	sub datalog($@) {
645	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	821	}
648		822
649	=back	823	=back
650		824
651	=cut	825	=cut
652		826
653	#############################################################################	827	#############################################################################
654		828
655	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
656		830
657	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
658	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")
659	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
660		834
661	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>
662	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
663	Crossfire TRT).	837	Deliantra).
664		838
665	=over 4	839	=over 4
666		840
667	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
668		842
…		…
712	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
713		887
714	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
715	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
716		890
717	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		893
720	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
721		895
722	=over 4	896	=over 4
…		…
846		1020
847	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1023
850	} elsif (ref $type) {	1024	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
852		1026
853	} else {	1027	} else {
854	shift @arg;	1028	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
856	}	1030	}
857	}	1031	}
858	}	1032	}
859		1033
860	sub _object_attach {	1034	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
871	}	1045	}
872		1046
873	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
874	} else {	1048	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1050	}
877		1051
878	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
879	}	1053	}
880		1054
…		…
939		1113
940	for (@$callbacks) {	1114	for (@$callbacks) {
941	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
942		1116
943	if ($@) {	1117	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1119	override;
947	}	1120	}
948		1121
949	return 1 if $override;	1122	return 1 if $override;
950	}	1123	}
951		1124
952	0	1125	0
953	}	1126	}
954		1127
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1129
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1131
959	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
960		1133
…		…
1013		1186
1014	sub reattach {	1187	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1189	my ($obj) = @_;
1017		1190
		1191	# no longer needed after getting rid of delete_package?
1018	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
1019		1193
1020	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1021		1195
1022	@$registry = ();	1196	@$registry = ();
1023		1197
…		…
1028	for (@$attach) {	1202	for (@$attach) {
1029	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1030	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1031	}	1205	}
1032	} else {	1206	} else {
1033	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1034	}	1208	}
1035	}	1209	}
1036	}	1210	}
1037		1211
1038	cf::attachable->attach (	1212	cf::attachable->attach (
1039	prio => -1000000,	1213	prio => -1000000,
1040	on_instantiate => sub {	1214	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1042		1216
1043	$data = from_json $data;	1217	$data = decode_json $data;
1044		1218
1045	for (@$data) {	1219	for (@$data) {
1046	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1047		1221
1048	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1065	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1066		1240
1067	sync_job {	1241	sync_job {
1068	if (length $$rdata) {	1242	if (length $$rdata) {
1069	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1072		1247
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	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	}
1077	close $fh;	1255	aio_close $fh;
1078		1256
1079	if (@$objs) {	1257	if (@$objs) {
1080	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) {
1081	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1084	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	}
1085	close $fh;	1266	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1268	}
1088	} else {	1269	} else {
1089	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1090	}	1271	}
1091		1272
1092	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1093	} else {	1277	} else {
1094	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1095	}	1279	}
1096	} else {	1280	} else {
1097	aio_unlink $filename;	1281	aio_unlink $filename;
1098	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1099	}	1283	}
…		…
1118		1302
1119	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1305	or return;
1122		1306
1123	my $st = eval { Coro::Storable::thaw $av }	1307	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1308	$av = $st->{objs};
1126	}	1309	}
1127		1310
1128	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1130	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1131		1315
1132	($data, $av)	1316	($data, $av)
1133	}	1317	}
1134		1318
1135	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1191	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1192		1376
1193	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1194	}	1378	}
1195		1379
		1380	use File::Glob ();
		1381
1196	cf::player->attach (	1382	cf::player->attach (
1197	on_command => sub {	1383	on_unknown_command => sub {
1198	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1199		1385
1200	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1201	or return;	1387	or return;
1202		1388
…		…
1225		1411
1226	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1227	if $reply;	1413	if $reply;
1228		1414
1229	} else {	1415	} else {
1230	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1231	}	1417	}
1232		1418
1233	cf::override;	1419	cf::override;
1234	},	1420	},
1235	);	1421	);
1236		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
1237	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1238	cf::sync_job {	1439	cf::sync_job {
1239	my %todo;	1440	my %todo;
1240		1441
1241	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1242	next unless -r $path;	1443	next unless -r $path;
…		…
1260		1461
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1464
1264	$ext{source} =	1465	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1266	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1267	. $source	1468	. $source
1268	. "\n};\n1";	1469	. "\n};\n1";
1269		1470
1270	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1271	}	1472	}
1272		1473
		1474	my $pass = 0;
1273	my %done;	1475	my %done;
1274	while (%todo) {	1476	while (%todo) {
1275	my $progress;	1477	my $progress;
1276		1478
		1479	++$pass;
		1480
		1481	ext:
1277	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1278	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1279	goto skip	1484	next ext
1280	unless exists $done{$_};	1485	unless exists $done{$_};
1281	}	1486	}
1282		1487
1283	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1284		1489
1285	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1286	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1287	: "$v->{base}: extension inactive.\n";
1288		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1289	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1290	warn $msg;	1497
1291	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1292	exit 1;	1499	delete $todo{$k};
1293	}	1500	} else {
1294		1501	$done{$k} = delete $todo{$k};
1295	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1296	}	1507	}
1297
1298	$done{$k} = delete $todo{$k};
1299	push @EXTS, $v->{pkg};
1300	$progress = 1;
1301	}	1508	}
1302		1509
1303	skip:	1510	unless ($progress) {
1304	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1305	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	}
1306	}	1518	}
1307	};	1519	};
1308	}	1520	}
1309		1521
1310	#############################################################################	1522	#############################################################################
1311		1523
1312	=back	1524	=back
1313		1525
1314	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1315		1527
1316	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1317		1529
1318	=cut	1530	=cut
1319		1531
1320	package cf::player;	1532	package cf::player;
1321		1533
…		…
1364		1576
1365	sub exists($) {	1577	sub exists($) {
1366	my ($login) = @_;	1578	my ($login) = @_;
1367		1579
1368	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1369	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1370	}	1582	}
1371		1583
1372	sub find($) {	1584	sub find($) {
1373	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1374	my $login = $_[0];	1586	my $login = $_[0];
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1599	or return;
1388		1600
1389	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1390	or return;	1602	or return;
		1603
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1394	}	1607	}
1395	}	1608	}
1396	}	1609	}
1397		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
1398	sub save($) {	1624	sub save($) {
1399	my ($pl) = @_;	1625	my ($pl) = @_;
1400		1626
1401	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1402		1628
…		…
1405		1631
1406	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1407		1633
1408	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1409	$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];
1410		1641
1411	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1643	cf::cede_to_tick;
1413	}	1644	}
1414		1645
…		…
1446	my ($pl) = @_;	1677	my ($pl) = @_;
1447		1678
1448	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1449		1680
1450	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1451	$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
1452		1683
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1454	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1456	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1457		1692
1458	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1460	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1498		1733
1499	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1500	my $path = path $login;	1735	my $path = path $login;
1501		1736
1502	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1743	}
1508		1744
…		…
1512		1748
1513	\@logins	1749	\@logins
1514	}	1750	}
1515		1751
1516	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1517		1755
1518	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1519	player. May block.	1757	player. May block.
1520		1758
1521	=cut	1759	=cut
…		…
1539	}	1777	}
1540		1778
1541	\@paths	1779	\@paths
1542	}	1780	}
1543		1781
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1545		1783
1546	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1547
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594		1785
1595	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1596		1787
1597	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1598		1789
…		…
1630		1821
1631	=cut	1822	=cut
1632		1823
1633	sub find_by_path($) {	1824	sub find_by_path($) {
1634	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1635		1828
1636	my ($match, $specificity);	1829	my ($match, $specificity);
1637		1830
1638	for my $region (list) {	1831	for my $region (list) {
1639	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1665	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1667		1860
1668	sub generate_random_map {	1861	sub generate_random_map {
1669	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1670	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1671	$self->_create_random_map (	1867	$self->_create_random_map (
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1675	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1676	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1677	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1678	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1693		1889
1694	sub register {	1890	sub register {
1695	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1696	my $pkg = caller;	1892	my $pkg = caller;
1697		1893
1698	no strict;
1699	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1700		1895
1701	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1702	}	1897	}
1703		1898
1704	# also paths starting with '/'	1899	# also paths starting with '/'
1705	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1706		1901
1707	sub thawer_merge {	1902	sub thawer_merge {
1708	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1709		1904
1710	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1715	}	1910	}
1716		1911
1717	sub normalise {	1912	sub normalise {
1718	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1719		1914
1720	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1721		1916
1722	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1723		1918
1724	# map plan:	1919	# map plan:
1725	#	1920	#
…		…
1740	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1741	$path = "$base/$path";	1936	$path = "$base/$path";
1742	}	1937	}
1743		1938
1744	for ($path) {	1939	for ($path) {
1745	redo if s{//}{/};
1746	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1747	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1748	}	1942	}
1749		1943
1750	$path	1944	$path
…		…
1764	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1765	return $self;	1959	return $self;
1766	}	1960	}
1767	}	1961	}
1768		1962
1769	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1770	()	1964	()
1771	}	1965	}
1772		1966
1773	sub init {	1967	sub init {
1774	my ($self) = @_;	1968	my ($self) = @_;
…		…
1796		1990
1797	# the temporary/swap location	1991	# the temporary/swap location
1798	sub save_path {	1992	sub save_path {
1799	my ($self) = @_;	1993	my ($self) = @_;
1800		1994
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1803	}	1997	}
1804		1998
1805	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1806	sub uniq_path {	2000	sub uniq_path {
1807	my ($self) = @_;	2001	my ($self) = @_;
1808		2002
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1811	}
1812
1813	# and all this just because we cannot iterate over
1814	# all maps in C++...
1815	sub change_all_map_light {
1816	my ($change) = @_;
1817
1818	$_->change_map_light ($change)
1819	for grep $_->outdoor, values %cf::MAP;
1820	}	2005	}
1821		2006
1822	sub decay_objects {	2007	sub decay_objects {
1823	my ($self) = @_;	2008	my ($self) = @_;
1824		2009
…		…
1906		2091
1907	sub find;	2092	sub find;
1908	sub find {	2093	sub find {
1909	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1910		2095
		2096	cf::cede_to_tick;
		2097
1911	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1912		2099
1913	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1915		2102
1916	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1919
1920	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
1921	or return;	2105	or return;
1922		2106
1923	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1924		2108
…		…
1926	or return;	2110	or return;
1927		2111
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1931	undef $guard1;	2116	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	2117	$map->reset;
1934	return find $path;	2118	return find $path;
1935	}	2119	}
1936		2120
1937	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1938	}	2122	}
1939	}	2123	}
1940		2124
1941	sub pre_load { }	2125	sub pre_load { }
1942	sub post_load { }	2126	#sub post_load { } # XS
1943		2127
1944	sub load {	2128	sub load {
1945	my ($self) = @_;	2129	my ($self) = @_;
1946		2130
1947	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2149	$f->skip_block;
1966	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
1967	or return;	2151	or return;
1968		2152
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1970	if delete $self->{load_original};	2154	if delete $self->{load_original};
1971		2155
1972	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2157	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
1992	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1993	$self->decay_objects;	2177	$self->decay_objects;
1994	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1995	$self->update_buttons;	2179	$self->update_buttons;
1996	cf::cede_to_tick;	2180	cf::cede_to_tick;
1997	$self->set_darkness_map;
1998	cf::cede_to_tick;
1999	$self->activate;	2181	$self->activate;
2000	}	2182	}
2001		2183
2002	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
2004		2186
2005	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
2006	}	2188	}
2007		2189
2008	$self->post_load;	2190	$self->post_load;
2009	}	2191	}
2010		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
2011	sub customise_for {	2196	sub customise_for {
2012	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
2013		2198
2014	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
2015	if $self->per_player;	2200	if $self->per_player;
…		…
2031	or next;	2216	or next;
2032	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2033	or next;	2218	or next;
2034	$neigh->load;	2219	$neigh->load;
2035		2220
		2221	# now find the diagonal neighbours
2036	push @neigh,	2222	push @neigh,
2037	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2038	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2039	}	2225	}
2040		2226
…		…
2047	}	2233	}
2048		2234
2049	sub find_sync {	2235	sub find_sync {
2050	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2051		2237
2052	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2053	}	2242	}
2054		2243
2055	sub do_load_sync {	2244	sub do_load_sync {
2056	my ($map) = @_;	2245	my ($map) = @_;
2057		2246
2058	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2059	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2060		2249
2061	cf::sync_job { $map->load };	2250	$map->load;
2062	}	2251	}
2063		2252
2064	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2065	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2066		2255
…		…
2068	my ($path, $origin, $load) = @_;	2257	my ($path, $origin, $load) = @_;
2069		2258
2070	$path = normalise $path, $origin && $origin->{path};	2259	$path = normalise $path, $origin && $origin->{path};
2071		2260
2072	if (my $map = $cf::MAP{$path}) {	2261	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2262	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2074	}	2263	}
2075		2264
2076	$MAP_PREFETCH{$path} |= $load;	2265	$MAP_PREFETCH{$path} |= $load;
2077		2266
2078	$MAP_PREFETCHER ||= cf::async {	2267	$MAP_PREFETCHER ||= cf::async {
…		…
2092	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2093		2282
2094	()	2283	()
2095	}	2284	}
2096		2285
		2286	# common code, used by both ->save and ->swapout
2097	sub save {	2287	sub _save {
2098	my ($self) = @_;	2288	my ($self) = @_;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2289
2102	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2103		2291
2104	return unless $self->dirty;	2292	return unless $self->dirty;
2105		2293
…		…
2114		2302
2115	cf::async {	2303	cf::async {
2116	$Coro::current->{desc} = "map player save";	2304	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2305	$_->contr->save for $self->players;
2118	};	2306	};
		2307
		2308	cf::get_slot 0.02;
2119		2309
2120	if ($uniq) {	2310	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2311	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2312	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2313	} else {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2125	}	2315	}
2126	}	2316	}
2127		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2128	sub swap_out {	2326	sub swap_out {
2129	my ($self) = @_;	2327	my ($self) = @_;
2130		2328
2131	# save first because save cedes
2132	$self->save;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2330
		2331	return if $self->in_memory != cf::MAP_ACTIVE;
		2332	return if $self->{deny_save};
2136	return if $self->players;	2333	return if $self->players;
2137	return if $self->in_memory != cf::MAP_IN_MEMORY;
2138	return if $self->{deny_save};
2139		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2141		2385
2142	$self->deactivate;	2386	$self->deactivate;
2143	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2144	$self->clear;	2388	$self->clear;
2145	}
2146
2147	sub reset_at {
2148	my ($self) = @_;
2149
2150	# TODO: safety, remove and allow resettable per-player maps
2151	return 1e99 if $self->{deny_reset};
2152
2153	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2154	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2155
2156	$time + $to
2157	}
2158
2159	sub should_reset {
2160	my ($self) = @_;
2161
2162	$self->reset_at <= $cf::RUNTIME
2163	}
2164
2165	sub reset {
2166	my ($self) = @_;
2167
2168	my $lock = cf::lock_acquire "map_data:$self->{path}";
2169
2170	return if $self->players;
2171
2172	warn "resetting map ", $self->path;
2173
2174	$self->in_memory (cf::MAP_SWAPPED);
2175
2176	# need to save uniques path
2177	unless ($self->{deny_save}) {
2178	my $uniq = $self->uniq_path; utf8::encode $uniq;
2179
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2181	if $uniq;
2182	}
2183
2184	delete $cf::MAP{$self->path};
2185
2186	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;
2189		2389
2190	$self->unlink_save;	2390	$self->unlink_save;
2191	$self->destroy;	2391	$self->destroy;
2192	}	2392	}
2193		2393
…		…
2201		2401
2202	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2203		2403
2204	$self->unlink_save;	2404	$self->unlink_save;
2205		2405
2206	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2207	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2208	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2209	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2210	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2211		2411
…		…
2260		2460
2261	sub unique_maps() {	2461	sub unique_maps() {
2262	[	2462	[
2263	map {	2463	map {
2264	utf8::decode $_;	2464	utf8::decode $_;
2265	/\.map$/	2465	s/\.map$//; # TODO future compatibility hack
		2466	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2467	? ()
2266	? normalise $_	2468	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2470	]
2270	}	2471	}
2271		2472
2272	package cf;	2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
2273		2504
2274	=back	2505	=back
2275		2506
2276	=head3 cf::object	2507	=head3 cf::object
2277		2508
…		…
2281		2512
2282	=over 4	2513	=over 4
2283		2514
2284	=item $ob->inv_recursive	2515	=item $ob->inv_recursive
2285		2516
2286	Returns the inventory of the object _and_ their inventories, recursively.	2517	Returns the inventory of the object I<and> their inventories, recursively,
		2518	but I<not> the object itself.
2287		2519
2288	=cut	2520	=cut
2289		2521
2290	sub inv_recursive_;	2522	sub inv_recursive_;
2291	sub inv_recursive_ {	2523	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2528	inv_recursive_ inv $_[0]
2297	}	2529	}
2298		2530
2299	=item $ref = $ob->ref	2531	=item $ref = $ob->ref
2300		2532
2301	creates and returns a persistent reference to an objetc that can be stored as a string.	2533	Creates and returns a persistent reference to an object that can be stored as a string.
2302		2534
2303	=item $ob = cf::object::deref ($refstring)	2535	=item $ob = cf::object::deref ($refstring)
2304		2536
2305	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2537	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2306	even if the object actually exists. May block.	2538	even if the object actually exists. May block.
…		…
2338	can be C<undef>. Does the right thing when the player is currently in a	2570	can be C<undef>. Does the right thing when the player is currently in a
2339	dialogue with the given NPC character.	2571	dialogue with the given NPC character.
2340		2572
2341	=cut	2573	=cut
2342		2574
		2575	our $SAY_CHANNEL = {
		2576	id => "say",
		2577	title => "Map",
		2578	reply => "say ",
		2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2580	};
		2581
		2582	our $CHAT_CHANNEL = {
		2583	id => "chat",
		2584	title => "Chat",
		2585	reply => "chat ",
		2586	tooltip => "Player chat and shouts, global to the server.",
		2587	};
		2588
2343	# rough implementation of a future "reply" method that works	2589	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2590	# with dialog boxes.
2345	#TODO: the first argument must go, split into a $npc->reply_to ( method	2591	#TODO: the first argument must go, split into a $npc->reply_to ( method
2346	sub cf::object::player::reply($$$;$) {	2592	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2593	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2604	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2605	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2606
2361	} else {	2607	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2608	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2609	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2610	}
2365	}	2611	}
2366	}	2612	}
2367		2613
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2614	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2393		2639
2394	=item $player_object->enter_link	2640	=item $player_object->enter_link
2395		2641
2396	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2397		2643
2398	The player should be reasonably safe there for short amounts of time. You	2644	The player should be reasonably safe there for short amounts of time (e.g.
2399	I<MUST> call C<leave_link> as soon as possible, though.	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2646	though, as the player cannot control the character while it is on the link
		2647	map.
2400		2648
2401	Will never block.	2649	Will never block.
2402		2650
2403	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2404		2652
…		…
2424	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2425	my ($self) = @_;	2673	my ($self) = @_;
2426		2674
2427	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2428		2676
		2677	++$self->{_link_recursion};
		2678
2429	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2430		2680
2431	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2432	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2433		2683
2434	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2435	}	2685	}
2436		2686
2437	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2438	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2439		2689
…		…
2456	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2457	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2458		2708
2459	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2460	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2461	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2462		2712
2463	$map->load;	2713	$map->load;
2464	$map->load_neighbours;	2714	$map->load_neighbours;
2465		2715
2466	return unless $self->contr->active;	2716	return unless $self->contr->active;
2467	$self->activate_recursive;
2468		2717
2469	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2470	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2471	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2472		2725
		2726	}
		2727
2473	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2474		2729
2475	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2476	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2477	that has to return the map if sucecssful, and then unfreezes the player on	2732	that has to return the map if sucecssful, and then unfreezes the player on
2478	the new (success) or old (failed) map position. In either case, $done will	2733	the new (success) or old (failed) map position. In either case, $done will
2479	be called at the end of this process.	2734	be called at the end of this process.
2480		2735
		2736	Note that $check will be called with a potentially non-loaded map, so if
		2737	it needs a loaded map it has to call C<< ->load >>.
		2738
2481	=cut	2739	=cut
2482		2740
2483	our $GOTOGEN;	2741	our $GOTOGEN;
2484		2742
2485	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2486	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
2487		2751
2488	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2489	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2490		2754
2491	$self->enter_link;	2755	$self->enter_link;
…		…
2515	my $map = eval {	2779	my $map = eval {
2516	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2517		2781
2518	if ($map) {	2782	if ($map) {
2519	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2520	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2521	} else {	2785	} else {
2522	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2523	}	2787	}
2524		2788
2525	$map	2789	$map
…		…
2533	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2534	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2535	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2536	}	2800	}
2537		2801
2538	$done->() if $done;	2802	$done->($self) if $done;
2539	})->prio (1);	2803	})->prio (1);
2540	}	2804	}
2541		2805
2542	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2543		2807
…		…
2563	}	2827	}
2564		2828
2565	sub prepare_random_map {	2829	sub prepare_random_map {
2566	my ($exit) = @_;	2830	my ($exit) = @_;
2567		2831
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2832	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2833	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2834	# that depends on the exit object
2573		2835
2574	my $rmp = parse_random_map_params $exit->msg;	2836	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2838	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2839	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2840	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2841	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2842	$rmp->{origin_y} = $exit->y;
		2843
		2844	$exit->map->touch;
2581	}	2845	}
2582		2846
2583	$rmp->{random_seed} ||= $exit->random_seed;	2847	$rmp->{random_seed} ||= $exit->random_seed;
2584		2848
2585	my $data = cf::to_json $rmp;	2849	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2850	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2851	my $meta = "$RANDOMDIR/$md5.meta";
2588		2852
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2853	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	2854	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	2855	undef $fh;
2592	aio_rename "$meta~", $meta;	2856	aio_rename "$meta~", $meta;
2593		2857
		2858	my $slaying = "?random/$md5";
		2859
		2860	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	2861	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	2862	$exit->msg (undef);
		2863	}
2596	}	2864	}
2597	}	2865	}
2598		2866
2599	sub cf::object::player::enter_exit {	2867	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	2868	my ($self, $exit) = @_;
2601		2869
2602	return unless $self->type == cf::PLAYER;	2870	return unless $self->type == cf::PLAYER;
2603		2871
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	2872	$self->enter_link;
2616		2873
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	2874	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2875	$Coro::current->{desc} = "enter_exit";
2623		2876
2624	$self->deactivate_recursive; # just to be sure
2625	unless (eval {	2877	unless (eval {
		2878	$self->deactivate_recursive; # just to be sure
		2879
		2880	# random map handling
		2881	{
		2882	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2883
		2884	prepare_random_map $exit
		2885	if $exit->slaying eq "/!";
		2886	}
		2887
		2888	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2889	my $x = $exit->stats->hp;
		2890	my $y = $exit->stats->sp;
		2891
2626	$self->goto ($slaying, $hp, $sp);	2892	$self->goto ($map, $x, $y);
2627		2893
		2894	# if exit is damned, update players death & WoR home-position
		2895	$self->contr->savebed ($map, $x, $y)
		2896	if $exit->flag (cf::FLAG_DAMNED);
		2897
2628	1;	2898	1
2629	}) {	2899	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2631	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2632	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2634		2904
2635	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2636	$self->leave_link;	2906	$self->leave_link;
2637	}	2907	}
2638	})->prio (1);	2908	})->prio (1);
2639	}	2909	}
2640		2910
…		…
2652	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2653	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2654		2924
2655	utf8::encode $text;	2925	utf8::encode $text;
2656	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2657	}	2952	}
2658		2953
2659	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2660		2955
2661	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	2958	the message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	2959	the message unless the client supports the msg packet.
2665		2960
2666	=cut	2961	=cut
2667		2962
		2963	# non-persistent channels (usually the info channel)
2668	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2669	"c/identify" => {	2971	"c/identify" => {
2670	id => "infobox",	2972	id => "infobox",
2671	title => "Identify",	2973	title => "Identify",
2672	reply => undef,	2974	reply => undef,
2673	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
…		…
2676	id => "infobox",	2978	id => "infobox",
2677	title => "Examine",	2979	title => "Examine",
2678	reply => undef,	2980	reply => undef,
2679	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
2680	},	2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
		2988	},
		2989	"c/book" => {
		2990	id => "infobox",
		2991	title => "Book",
		2992	reply => undef,
		2993	tooltip => "The contents of a note or book",
		2994	},
2681	"c/lookat" => {	2995	"c/lookat" => {
2682	id => "infobox",	2996	id => "infobox",
2683	title => "Look",	2997	title => "Look",
2684	reply => undef,	2998	reply => undef,
2685	tooltip => "What you saw there",	2999	tooltip => "What you saw there",
2686	},	3000	},
		3001	"c/who" => {
		3002	id => "infobox",
		3003	title => "Players",
		3004	reply => undef,
		3005	tooltip => "Shows players who are currently online",
		3006	},
		3007	"c/body" => {
		3008	id => "infobox",
		3009	title => "Body Parts",
		3010	reply => undef,
		3011	tooltip => "Shows which body parts you posess and are available",
		3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
		3019	"c/skills" => {
		3020	id => "infobox",
		3021	title => "Skills",
		3022	reply => undef,
		3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
		3048	},
		3049	"c/uptime" => {
		3050	id => "infobox",
		3051	title => "Uptime",
		3052	reply => undef,
		3053	tooltip => "How long the server has been running since last restart",
		3054	},
		3055	"c/mapinfo" => {
		3056	id => "infobox",
		3057	title => "Map Info",
		3058	reply => undef,
		3059	tooltip => "Information related to the maps",
		3060	},
		3061	"c/party" => {
		3062	id => "party",
		3063	title => "Party",
		3064	reply => "gsay ",
		3065	tooltip => "Messages and chat related to your party",
		3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
		3073	"c/say" => $SAY_CHANNEL,
		3074	"c/chat" => $CHAT_CHANNEL,
2687	);	3075	);
2688		3076
2689	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2691		3079
2692	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2693		3082
2694	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2695		3084
2696	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2697	if ($CHANNEL{$channel}) {	3086	if ($CHANNEL{$channel}) {
2698	$channel = $CHANNEL{$channel};	3087	$channel = $CHANNEL{$channel};
2699		3088
2700	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2701	if $self->can_msg;
2702
2703	$channel = $channel->{id};	3090	$channel = $channel->{id};
2704		3091
2705	} elsif (ref $channel) {	3092	} elsif (ref $channel) {
2706	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2707	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2708	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2709	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711	}	3097	}
2712		3098
2713	$channel = $channel->{id};	3099	$channel = $channel->{id};
2714	}	3100	}
2715		3101
2716	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2717		3103
2718	if ($self->can_msg) {
2719	# default colour, mask it out	3104	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2722		3107
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2725	} else {	3111	);
2726	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {
2729	1 while
2730	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2731	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2732	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2733	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2734	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2735	}
2736		3112
2737	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2738
2739	utf8::encode $msg;
2740
2741	if (0 && $msg =~ /\[/) {
2742	# COMMAND/INFO
2743	$self->send_packet ("drawextinfo $color 10 8 $msg")
2744	} else {
2745	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2746	$self->send_packet ("drawinfo $color $msg")
2747	}
2748	}
2749	}
2750	}	3114	}
2751		3115
2752	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2753		3117
2754	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2757		3121
2758	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2759	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2760		3124
2761	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2762	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2763	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2764	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2765	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2766	}	3130	}
2767	}	3131	}
2768		3132
2769	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2770		3134
…		…
2774		3138
2775	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2776	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2777		3141
2778	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2779	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2780	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2781	#TODO: version 1, remove	3145	#TODO: version 1, remove
2782	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2783	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2784	}	3148	}
2785	}	3149	}
2786		3150
2787	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2788		3152
…		…
2859		3223
2860	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
2861	if $reply;	3225	if $reply;
2862		3226
2863	} else {	3227	} else {
2864	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2865	}	3229	}
2866		3230
2867	cf::override;	3231	cf::override;
2868	},	3232	},
2869	);	3233	);
…		…
2889		3253
2890	$coro	3254	$coro
2891	}	3255	}
2892		3256
2893	cf::client->attach (	3257	cf::client->attach (
2894	on_destroy => sub {	3258	on_client_destroy => sub {
2895	my ($ns) = @_;	3259	my ($ns) = @_;
2896		3260
2897	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2898	},	3262	},
2899	);	3263	);
…		…
2915	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
2916		3280
2917	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
2918		3282
2919	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
2920	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
2921	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
2922	sort time	3286	sort time
2923	));	3287	));
2924		3288
2925	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
2928		3292
2929	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
2930		3294
2931	cf::object	3295	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3296	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3297	insert remove name archname title slaying race decrease split
		3298	value
2934		3299
2935	cf::object::player	3300	cf::object::player
2936	player	3301	player
2937		3302
2938	cf::player	3303	cf::player
…		…
2943		3308
2944	=cut	3309	=cut
2945		3310
2946	for (	3311	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3314	decrease split destroy change_exp value msg lore send_msg)],
2950	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
2952	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
2953	) {	3318	) {
2954	no strict 'refs';
2955	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
2956	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2957	for @funs;	3321	for @funs;
2958	}	3322	}
2959		3323
…		…
2974		3338
2975	my $qcode = $code;	3339	my $qcode = $code;
2976	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2977	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
2978		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
2979	local $_;	3346	local $_;
2980	local @safe::cf::_safe_eval_args = values %vars;
2981		3347
2982	my $eval =	3348	my $eval =
2983	"do {\n"	3349	"do {\n"
2984	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2985	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
2986	. $code	3352	. $code
2987	. "\n}"	3353	. "\n}"
2988	;	3354	;
2989		3355
		3356	if ($CFG{safe_eval}) {
2990	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
2991	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2992	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
2993		3365
2994	if ($@) {	3366	if ($@) {
2995	warn "$@";	3367	warn "$@",
2996	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
2997	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
2998	}	3370	}
2999		3371
3000	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
3001	}	3373	}
3002		3374
…		…
3016	=cut	3388	=cut
3017		3389
3018	sub register_script_function {	3390	sub register_script_function {
3019	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
3020		3392
3021	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
3022	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
3023	}	3395	}
3024		3396
3025	=back	3397	=back
3026		3398
3027	=cut	3399	=cut
…		…
3036	# for this (global event?)	3408	# for this (global event?)
3037	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3038		3410
3039	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3040		3412
3041	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3042		3414
3043	my $facedata;
3044	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3045	or die "$path: $!";	3416	or die "$path: $!";
3046		3417
3047	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3048		3419
3049	$facedata->{version} == 2	3420	$facedata->{version} == 2
3050	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3051		3422
3052	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3053	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3054	type => FT_RSRC,	3426	type => FT_RSRC,
3055	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3056	};	3429	};
3057	cf::cede_to_tick;	3430	cf::cede_to_tick;
3058		3431
3059	{	3432	{
3060	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
3061		3434
3062	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3437
3064	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3068		3442
3069	cf::cede_to_tick;	3443	cf::cede_to_tick;
3070	}	3444	}
3071		3445
3072	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3447	next unless $info->{smooth};
		3448
3074	my $idx = cf::face::find $face	3449	my $idx = cf::face::find $face
3075	or next;	3450	or next;
		3451
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3455	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3081	}	3457	}
3082		3458
3083	cf::cede_to_tick;	3459	cf::cede_to_tick;
3084	}	3460	}
3085	}	3461	}
…		…
3094		3470
3095	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3096	}	3472	}
3097		3473
3098	{	3474	{
3099	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3102		3476
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
		3478	if (defined $info->{type}) {
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;
3108		3480
3109	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3110	# prepend meta info	3482	cf::face::set_type $idx, $info->{type};
3111
3112	my $meta = $enc->encode ({
3113	name => $name,
3114	%{ $info->{meta} || {} },
3115	});
3116
3117	$data = pack "(w/a*)*", $meta, $info->{data};
3118	} else {	3483	} else {
3119	$data = $info->{data};	3484	$RESOURCE{$name} = $info; # unused
3120	}	3485	}
3121		3486
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;	3487	cf::cede_to_tick;
3126	}	3488	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3489	}
		3490
		3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3146		3492
3147	1	3493	1
3148	}	3494	}
3149		3495
3150	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
…		…
3152		3498
3153	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3500	$ns->fx_want ($k, $v);
3155	}	3501	}
3156	};	3502	};
		3503
		3504	sub load_resource_file($) {
		3505	my $guard = lock_acquire "load_resource_file";
		3506
		3507	my $status = load_resource_file_ $_[0];
		3508	get_slot 0.1, 100;
		3509	cf::arch::commit_load;
		3510
		3511	$status
		3512	}
3157		3513
3158	sub reload_regions {	3514	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3515	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3516	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3517	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3175	}	3531	}
3176		3532
3177	sub reload_archetypes {	3533	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3534	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3535	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references
3181	# this really needs to be done in an extra post-pass
3182	# (which needs to be synchronous, so solve it differently)
3183	load_resource_file "$DATADIR/archetypes"
3184	or die "unable to load archetypes\n";
3185	}	3536	}
3186		3537
3187	sub reload_treasures {	3538	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3190	}	3541	}
3191		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3192	sub reload_resources {	3566	sub reload_resources {
3193	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3194		3568
		3569	reload_exp_table;
		3570	reload_materials;
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
3195	reload_regions;	3574	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3575	reload_treasures;
3200		3576
3201	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3202	}
3203
3204	sub init {
3205	reload_resources;
3206	}	3578	}
3207		3579
3208	sub reload_config {	3580	sub reload_config {
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3210	or return;
3211		3582
3212	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3213	*CFG = YAML::Syck::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3214		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3216		3590
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3219		3593
3220	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3224	};	3598	};
3225	warn $@ if $@;	3599	warn $@ if $@;
3226	}	3600	}
3227	}	3601	}
3228		3602
		3603	sub pidfile() {
		3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3605	or die "$PIDFILE: $!";
		3606	flock $fh, &Fcntl::LOCK_EX
		3607	or die "$PIDFILE: flock: $!";
		3608	$fh
		3609	}
		3610
		3611	# make sure only one server instance is running at any one time
		3612	sub atomic {
		3613	my $fh = pidfile;
		3614
		3615	my $pid = <$fh>;
		3616	kill 9, $pid if $pid > 0;
		3617
		3618	seek $fh, 0, 0;
		3619	print $fh $$;
		3620	}
		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3229	sub main {	3631	sub main {
		3632	cf::init_globals; # initialise logging
		3633
		3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3638
		3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3640
3230	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3643	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3644	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3646	EV::loop EV::LOOP_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3237	};	3648	};
3238		3649
		3650	evthread_start IO::AIO::poll_fileno;
		3651
		3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
		3661	reload_resources;
3239	reload_config;	3662	reload_config;
3240	db_init;	3663	db_init;
		3664
		3665	cf::init_uuid;
		3666	cf::init_signals;
		3667	cf::init_skills;
		3668
		3669	cf::init_beforeplay;
		3670
		3671	atomic;
		3672
3241	load_extensions;	3673	load_extensions;
3242		3674
3243	$TICK_WATCHER->start;	3675	utime time, time, $RUNTIMEFILE;
3244	Event::loop;	3676
		3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
		3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3680
		3681	cf::_post_init 0;
		3682	};
		3683
		3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3245	}	3693	}
3246		3694
3247	#############################################################################	3695	#############################################################################
3248	# initialisation and cleanup	3696	# initialisation and cleanup
3249		3697
3250	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3251	BEGIN {	3699	BEGIN {
		3700	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3260	},
3261	);	3704	};
3262	}	3705	}
3263	}	3706	}
3264		3707
3265	sub write_runtime {	3708	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3267		3710
3268	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3270		3713
3271	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3272		3715
3273	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3274		3717
3275	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3276	or return;	3719	or return;
3277		3720
3278	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3279	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3280	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3290	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3291		3734
3292	close $fh	3735	close $fh
3293	or return;	3736	or return;
3294		3737
3295	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3296	and return;	3739	and return;
3297		3740
3298	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3299		3742
3300	1	3743	1
		3744	}
		3745
		3746	our $uuid_lock;
		3747	our $uuid_skip;
		3748
		3749	sub write_uuid_sync($) {
		3750	$uuid_skip ||= $_[0];
		3751
		3752	return if $uuid_lock;
		3753	local $uuid_lock = 1;
		3754
		3755	my $uuid = "$LOCALDIR/uuid";
		3756
		3757	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3758	or return;
		3759
		3760	my $value = uuid_seq uuid_cur;
		3761
		3762	unless ($value) {
		3763	info "cowardly refusing to write zero uuid value!\n";
		3764	return;
		3765	}
		3766
		3767	my $value = uuid_str $value + $uuid_skip;
		3768	$uuid_skip = 0;
		3769
		3770	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3771	and return;
		3772
		3773	# always fsync - this file is important
		3774	aio_fsync $fh
		3775	and return;
		3776
		3777	close $fh
		3778	or return;
		3779
		3780	aio_rename "$uuid~", $uuid
		3781	and return;
		3782
		3783	trace "uuid file written ($value).\n";
		3784
		3785	1
		3786
		3787	}
		3788
		3789	sub write_uuid($$) {
		3790	my ($skip, $sync) = @_;
		3791
		3792	$sync ? write_uuid_sync $skip
		3793	: async { write_uuid_sync $skip };
3301	}	3794	}
3302		3795
3303	sub emergency_save() {	3796	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3305		3798
3306	warn "enter emergency perl save\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3307		3805
3308	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3309	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3310	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3311	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3312	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3313	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3314	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3315	$pl->valid or next;	3815	$pl->valid or next;
3316	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3317	$pl->save;	3817	$pl->save;
3318	}	3818	}
3319	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3320		3820
3321	warn "begin emergency map save\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin map save\n";
3322	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3323	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3324	$map->valid or next;	3826	$map->valid or next;
3325	$map->save;	3827	$map->save;
3326	}	3828	}
3327	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3328		3830
3329	warn "begin emergency database checkpoint\n";	3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	info "emergency_perl_save: begin database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
		3836
		3837	info "emergency_perl_save: begin write uuid\n";
		3838	write_uuid_sync 1;
		3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3332	};	3859	};
3333		3860
3334	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3335	}	3862	}
3336		3863
3337	sub post_cleanup {	3864	sub post_cleanup {
3338	my ($make_core) = @_;	3865	my ($make_core) = @_;
3339		3866
		3867	IO::AIO::flush;
		3868
3340	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	3870	if $make_core;
		3871
		3872	my $fh = pidfile;
		3873	unlink $PIDFILE if <$fh> == $$;
		3874	}
		3875
		3876	# a safer delete_package, copied from Symbol
		3877	sub clear_package($) {
		3878	my $pkg = shift;
		3879
		3880	# expand to full symbol table name if needed
		3881	unless ($pkg =~ /^main::.*::$/) {
		3882	$pkg = "main$pkg" if $pkg =~ /^::/;
		3883	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3884	$pkg .= '::' unless $pkg =~ /::$/;
		3885	}
		3886
		3887	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3888	my $stem_symtab = *{$stem}{HASH};
		3889
		3890	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3891	or return;
		3892
		3893	# clear all symbols
		3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3895	for my $name (keys %$leaf_symtab) {
		3896	_gv_clear *{"$pkg$name"};
		3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3898	}
3342	}	3899	}
3343		3900
3344	sub do_reload_perl() {	3901	sub do_reload_perl() {
3345	# can/must only be called in main	3902	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3347	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3348	return;	3905	return;
3349	}	3906	}
3350		3907
3351	warn "reloading...";	3908	return if $RELOAD++;
3352		3909
3353	warn "entering sync_job";	3910	my $t1 = AE::time;
3354		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3355	cf::sync_job {	3918	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark
3357	cf::emergency_save;	3919	#cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark
3359		3920
3360	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;
3362
3363	# if anything goes wrong in here, we should simply crash as we already saved
3364
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;
3376	warn "iterate...";
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();	3923	%EXT_CORO = ();
3384		3924
3385	warn "removing commands";	3925	trace "perl_reload: removing commands";
3386	%COMMAND = ();	3926	%COMMAND = ();
3387		3927
3388	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3389	%EXTCMD = ();	3929	%EXTCMD = ();
3390	%EXTICMD = ();	3930	%EXTICMD = ();
3391		3931
3392	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3395		3935
3396	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3397	eval {	3937	eval {
3398	$cb->($pkg);	3938	$cb->($pkg);
3399	1	3939	1
3400	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
		3941	}
		3942
		3943	trace "... clearing $pkg";
		3944	clear_package $pkg;
3401	}	3945	}
3402		3946
3403	warn "... nuking $pkg";
3404	Symbol::delete_package $pkg;
3405	}
3406
3407	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3408	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		3950
3411	warn "... unloading $k";	3951	trace "... unloading $k";
3412	delete $INC{$k};	3952	delete $INC{$k};
3413		3953
3414	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3416		3956
3417	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3418	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3419	}	3962	}
3420		3963
3421	Symbol::delete_package $k;
3422	}
3423
3424	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		3967
3428	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3431		3971
3432	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3433	# and global variables created in xs	3973	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3435		3975
3436	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3437		3977
3438	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3439	require cf;	3979	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3441		3981
3442	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3443	cf::reload_config;	3983	cf::reload_config;
3444		3984
3445	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3446	cf::load_extensions;	3986	cf::load_extensions;
3447		3987
		3988	if ($REATTACH_ON_RELOAD) {
3448	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3451	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3454		3996
3455	warn "leaving sync_job";	3997	cf::_post_init 1;
3456		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3457	1	4001	1
3458	} or do {	4002	} or do {
3459	warn $@;	4003	error $@;
3460	warn "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3461	exit 1;	4005	};
		4006
		4007	--$RELOAD;
3462	};	4008	}
3463		4009
3464	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3465	};	4012	};
3466		4013
3467	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3468		4015
3469	sub reload_perl() {	4016	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3472		4019
3473	$RELOAD_WATCHER ||= Event->timer (	4020	$RELOAD_WATCHER ||= cf::async {
3474	reentrant => 0,	4021	Coro::AIO::aio_wait cache_extensions;
3475	after => 0,	4022
3476	data => WF_AUTOCANCEL,	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3477	cb => sub {
3478	do_reload_perl;	4024	do_reload_perl;
3479	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3480	},	4026	};
3481	);	4027	};
3482	}	4028	}
3483		4029
3484	register_command "reload" => sub {	4030	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
3486		4032
…		…
3491	reload_perl;	4037	reload_perl;
3492	};	4038	};
3493	}	4039	}
3494	};	4040	};
3495		4041
3496	unshift @INC, $LIBDIR;	4042	#############################################################################
3497		4043
3498	my $bug_warning = 0;	4044	my $bug_warning = 0;
3499		4045
3500	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3502		4048
3503	sub wait_for_tick {	4049	sub wait_for_tick() {
3504	return unless $TICK_WATCHER->is_active;
3505	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3506		4051
3507	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3508	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;	4054	$signal->wait;
3510	}	4055	}
3511		4056
3512	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3515		4059
3516	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	4062	$signal->wait;
3519	}	4063	}
3520		4064
3521	$TICK_WATCHER = Event->timer (	4065	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	4066	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4067	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	4068	unless ++$bug_warning > 10;
3531	return;	4069	return;
3532	}	4070	}
3533		4071
3534	$NOW = $tick_start = Event::time;
3535
3536	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3537		4073
3538	$RUNTIME += $TICK;	4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3539	$NEXT_TICK += $TICK;
3540		4075
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	4078	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	4080	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3547	};
3548	}	4082	};
		4083	}
3549		4084
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	4086	$sig->send;
3552	}	4087	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	4088	while (my $sig = shift @WAIT_FOR_TICK) {
3554	$sig->send;	4089	$sig->send;
3555	}	4090	}
3556		4091
3557	$NOW = Event::time;	4092	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4093	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		4094
3568	_post_tick;	4095	if (0) {
		4096	if ($NEXT_TICK) {
		4097	my $jitter = $TICK_START - $NEXT_TICK;
		4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4099	debug "jitter $JITTER\n";#d#
		4100	}
3569	},	4101	}
3570	);	4102	}
3571		4103
3572	{	4104	{
		4105	# configure BDB
		4106
3573	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3574	BDB::max_poll_time $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	4109	$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		4110
3599	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	4114	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4115	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		4118
3606	cf::sync_job {	4119	cf::sync_job {
3607	eval {	4120	eval {
…		…
3617		4130
3618	cf::cleanup "db_env_open(db): $@" if $@;	4131	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	4132	};
3620	}	4133	}
3621		4134
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	4135	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4136	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	4137	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	4138	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4139	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	4140	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	4141	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4142	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	4143	};
3652	}	4144	}
3653		4145
3654	{	4146	{
		4147	# configure IO::AIO
		4148
3655	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	4151	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	4152	}
3668		4153
3669	my $_log_backtrace;	4154	our $_log_backtrace;
		4155	our $_log_backtrace_last;
3670		4156
3671	sub _log_backtrace {	4157	sub _log_backtrace {
3672	my ($msg, @addr) = @_;	4158	my ($msg, @addr) = @_;
3673		4159
3674	$msg =~ s/\n//;	4160	$msg =~ s/\n$//;
3675		4161
		4162	if ($_log_backtrace_last eq $msg) {
		4163	LOG llevInfo, "[ABT] $msg\n";
		4164	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3676	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3677	if ($_log_backtrace < 2) {	4166	} elsif ($_log_backtrace < 2) {
		4167	$_log_backtrace_last = $msg;
3678	++$_log_backtrace;	4168	++$_log_backtrace;
		4169	my $perl_bt = Carp::longmess $msg;
3679	async {	4170	async {
3680	$Coro::current->{desc} = "abt $msg";	4171	$Coro::current->{desc} = "abt $msg";
3681		4172
3682	my @bt = fork_call {	4173	my @bt = fork_call {
3683	@addr = map { sprintf "%x", $_ } @addr;	4174	@addr = map { sprintf "%x", $_ } @addr;
…		…
3694	}	4185	}
3695		4186
3696	@funcs	4187	@funcs
3697	};	4188	};
3698		4189
3699	LOG llevInfo, "[ABT] $msg\n";	4190	LOG llevInfo, "[ABT] $perl_bt\n";
		4191	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3700	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3701	--$_log_backtrace;	4193	--$_log_backtrace;
3702	};	4194	};
3703	} else {	4195	} else {
3704	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3705	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3706	}	4198	}
3707	}	4199	}
3708		4200
3709	# load additional modules	4201	# load additional modules
3710	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3711		4204
3712	END { cf::emergency_save }	4205	END { cf::emergency_save }
3713		4206
3714	1	4207	1
3715		4208

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