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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.395 by root, Sat Nov 10 22:41:59 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
…		…
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;
…		…
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	if (Coro::nready) {	578	if (Coro::nready) {
450	Coro::cede_notself;	579	Coro::cede_notself;
451	} else {	580	} else {
452	Event::one_event;	581	EV::loop EV::LOOP_ONESHOT;
453	}	582	}
454	}	583	}
455		584
456	$time = Event::time - $time;	585	my $time = AE::time - $time;
457		586
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
462		588
463	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
464	} else {	590	} else {
465	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
466		592
…		…
486	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
487		613
488	$coro	614	$coro
489	}	615	}
490		616
491	=item fork_call { }, $args	617	=item fork_call { }, @args
492		618
493	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
494	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
497		623
498	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
499		629
500	sub fork_call(&@) {	630	sub fork_call(&@) {
501	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
502		632
503	# 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,
504	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
506		636
507	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
508	reset_signals;	638	cf::post_fork;
509	&$cb	639	&$cb
510	}, @args;	640	} @args;
511		641
512	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
513	}	681	}
514		682
515	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
516		684
517	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
527	within each server.	695	within each server.
528		696
529	=cut	697	=cut
530		698
531	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
532	my ($name) = @_;	703	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
534		705
535	eval {	706	eval {
536	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
546	}	717	}
547		718
548	our $DB;	719	our $DB;
549		720
550	sub db_init {	721	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	722	$DB ||= db_table "db";
553	};
554	}	723	}
555		724
556	sub db_get($$) {	725	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
558		727
559	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
560	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
561		732
562	$! ? ()	733	$! ? ()
563	: $data	734	: $data
564	}
565	}	735	}
566		736
567	sub db_put($$$) {	737	sub db_put($$$) {
568	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		795
626	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	797	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
629		799
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		801
632	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
635		805
…		…
645		815
646	=cut	816	=cut
647		817
648	sub datalog($@) {	818	sub datalog($@) {
649	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	821	}
652		822
653	=back	823	=back
654		824
655	=cut	825	=cut
656		826
657	#############################################################################	827	#############################################################################
658		828
659	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
660		830
661	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
662	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")
663	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
664		834
665	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>
666	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
…		…
716	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
717		887
718	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
719	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
720		890
721	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		893
724	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
725		895
726	=over 4	896	=over 4
…		…
850		1020
851	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1023
854	} elsif (ref $type) {	1024	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
856		1026
857	} else {	1027	} else {
858	shift @arg;	1028	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
860	}	1030	}
861	}	1031	}
862	}	1032	}
863		1033
864	sub _object_attach {	1034	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
875	}	1045	}
876		1046
877	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
878	} else {	1048	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1050	}
881		1051
882	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
883	}	1053	}
884		1054
…		…
943		1113
944	for (@$callbacks) {	1114	for (@$callbacks) {
945	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
946		1116
947	if ($@) {	1117	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1119	override;
951	}	1120	}
952		1121
953	return 1 if $override;	1122	return 1 if $override;
954	}	1123	}
955		1124
956	0	1125	0
957	}	1126	}
958		1127
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1129
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1131
963	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
964		1133
…		…
1017		1186
1018	sub reattach {	1187	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1189	my ($obj) = @_;
1021		1190
		1191	# no longer needed after getting rid of delete_package?
1022	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
1023		1193
1024	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1025		1195
1026	@$registry = ();	1196	@$registry = ();
1027		1197
…		…
1032	for (@$attach) {	1202	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1035	}	1205	}
1036	} else {	1206	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1208	}
1039	}	1209	}
1040	}	1210	}
1041		1211
1042	cf::attachable->attach (	1212	cf::attachable->attach (
1043	prio => -1000000,	1213	prio => -1000000,
1044	on_instantiate => sub {	1214	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1046		1216
1047	$data = from_json $data;	1217	$data = decode_json $data;
1048		1218
1049	for (@$data) {	1219	for (@$data) {
1050	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1051		1221
1052	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1070		1240
1071	sync_job {	1241	sync_job {
1072	if (length $$rdata) {	1242	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1076		1247
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1255	aio_close $fh;
1082		1256
1083	if (@$objs) {	1257	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1266	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1268	}
1092	} else {	1269	} else {
1093	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1094	}	1271	}
1095		1272
1096	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1277	} else {
1098	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1099	}	1279	}
1100	} else {	1280	} else {
1101	aio_unlink $filename;	1281	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1103	}	1283	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1308	$av = $st->{objs};
1129	}	1309	}
1130		1310
1131	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1134		1315
1135	($data, $av)	1316	($data, $av)
1136	}	1317	}
1137		1318
1138	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1195		1376
1196	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1197	}	1378	}
1198		1379
		1380	use File::Glob ();
		1381
1199	cf::player->attach (	1382	cf::player->attach (
1200	on_command => sub {	1383	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1202		1385
1203	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1204	or return;	1387	or return;
1205		1388
…		…
1228		1411
1229	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1413	if $reply;
1231		1414
1232	} else {	1415	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1417	}
1235		1418
1236	cf::override;	1419	cf::override;
1237	},	1420	},
1238	);	1421	);
1239		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
1240	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1241	cf::sync_job {	1439	cf::sync_job {
1242	my %todo;	1440	my %todo;
1243		1441
1244	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1443	next unless -r $path;
…		…
1263		1461
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1464
1267	$ext{source} =	1465	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1270	. $source	1468	. $source
1271	. "\n};\n1";	1469	. "\n};\n1";
1272		1470
1273	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1274	}	1472	}
1275		1473
		1474	my $pass = 0;
1276	my %done;	1475	my %done;
1277	while (%todo) {	1476	while (%todo) {
1278	my $progress;	1477	my $progress;
1279		1478
		1479	++$pass;
		1480
		1481	ext:
1280	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1484	next ext
1283	unless exists $done{$_};	1485	unless exists $done{$_};
1284	}	1486	}
1285		1487
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1489
1288	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1293	warn $msg;	1497
1294	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1499	delete $todo{$k};
1296	}	1500	} else {
1297		1501	$done{$k} = delete $todo{$k};
1298	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1299	}	1507	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1508	}
1305		1509
1306	skip:	1510	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	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	}
1309	}	1518	}
1310	};	1519	};
1311	}	1520	}
1312		1521
1313	#############################################################################	1522	#############################################################################
1314		1523
1315	=back	1524	=back
1316		1525
1317	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1318		1527
1319	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1320		1529
1321	=cut	1530	=cut
1322		1531
1323	package cf::player;	1532	package cf::player;
1324		1533
…		…
1367		1576
1368	sub exists($) {	1577	sub exists($) {
1369	my ($login) = @_;	1578	my ($login) = @_;
1370		1579
1371	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1373	}	1582	}
1374		1583
1375	sub find($) {	1584	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1586	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1599	or return;
1391		1600
1392	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1393	or return;	1602	or return;
		1603
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1397	}	1607	}
1398	}	1608	}
1399	}	1609	}
1400		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
1401	sub save($) {	1624	sub save($) {
1402	my ($pl) = @_;	1625	my ($pl) = @_;
1403		1626
1404	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1405		1628
…		…
1408		1631
1409	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1410		1633
1411	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1641
1414	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1643	cf::cede_to_tick;
1416	}	1644	}
1417		1645
…		…
1449	my ($pl) = @_;	1677	my ($pl) = @_;
1450		1678
1451	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1452		1680
1453	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1454	$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
1455		1683
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1459	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1460		1692
1461	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1501		1733
1502	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1503	my $path = path $login;	1735	my $path = path $login;
1504		1736
1505	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1743	}
1511		1744
…		…
1515		1748
1516	\@logins	1749	\@logins
1517	}	1750	}
1518		1751
1519	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1520		1755
1521	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1522	player. May block.	1757	player. May block.
1523		1758
1524	=cut	1759	=cut
…		…
1542	}	1777	}
1543		1778
1544	\@paths	1779	\@paths
1545	}	1780	}
1546		1781
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1783
1549	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639		1785
1640	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1641		1787
1642	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1643		1789
…		…
1675		1821
1676	=cut	1822	=cut
1677		1823
1678	sub find_by_path($) {	1824	sub find_by_path($) {
1679	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1680		1828
1681	my ($match, $specificity);	1829	my ($match, $specificity);
1682		1830
1683	for my $region (list) {	1831	for my $region (list) {
1684	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1710	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1712		1860
1713	sub generate_random_map {	1861	sub generate_random_map {
1714	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
1715	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1716	$self->_create_random_map (	1867	$self->_create_random_map (
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1720	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1721	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1722	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1723	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1738		1889
1739	sub register {	1890	sub register {
1740	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1741	my $pkg = caller;	1892	my $pkg = caller;
1742		1893
1743	no strict;
1744	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1745		1895
1746	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1747	}	1897	}
1748		1898
1749	# also paths starting with '/'	1899	# also paths starting with '/'
1750	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1751		1901
1752	sub thawer_merge {	1902	sub thawer_merge {
1753	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1754		1904
1755	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1760	}	1910	}
1761		1911
1762	sub normalise {	1912	sub normalise {
1763	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1764		1914
1765	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1766		1916
1767	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1768		1918
1769	# map plan:	1919	# map plan:
1770	#	1920	#
…		…
1785	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1786	$path = "$base/$path";	1936	$path = "$base/$path";
1787	}	1937	}
1788		1938
1789	for ($path) {	1939	for ($path) {
1790	redo if s{//}{/};
1791	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1792	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1793	}	1942	}
1794		1943
1795	$path	1944	$path
…		…
1809	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1810	return $self;	1959	return $self;
1811	}	1960	}
1812	}	1961	}
1813		1962
1814	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1815	()	1964	()
1816	}	1965	}
1817		1966
1818	sub init {	1967	sub init {
1819	my ($self) = @_;	1968	my ($self) = @_;
…		…
1841		1990
1842	# the temporary/swap location	1991	# the temporary/swap location
1843	sub save_path {	1992	sub save_path {
1844	my ($self) = @_;	1993	my ($self) = @_;
1845		1994
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1848	}	1997	}
1849		1998
1850	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1851	sub uniq_path {	2000	sub uniq_path {
1852	my ($self) = @_;	2001	my ($self) = @_;
1853		2002
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1856	}
1857
1858	# and all this just because we cannot iterate over
1859	# all maps in C++...
1860	sub change_all_map_light {
1861	my ($change) = @_;
1862
1863	$_->change_map_light ($change)
1864	for grep $_->outdoor, values %cf::MAP;
1865	}	2005	}
1866		2006
1867	sub decay_objects {	2007	sub decay_objects {
1868	my ($self) = @_;	2008	my ($self) = @_;
1869		2009
…		…
1951		2091
1952	sub find;	2092	sub find;
1953	sub find {	2093	sub find {
1954	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1955		2095
		2096	cf::cede_to_tick;
		2097
1956	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1957		2099
1958	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2102
1961	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
1966	or return;	2105	or return;
1967		2106
1968	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1969		2108
…		…
1971	or return;	2110	or return;
1972		2111
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1976	undef $guard1;	2116	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	2117	$map->reset;
1979	return find $path;	2118	return find $path;
1980	}	2119	}
1981		2120
1982	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1983	}	2122	}
1984	}	2123	}
1985		2124
1986	sub pre_load { }	2125	sub pre_load { }
1987	sub post_load { }	2126	#sub post_load { } # XS
1988		2127
1989	sub load {	2128	sub load {
1990	my ($self) = @_;	2129	my ($self) = @_;
1991		2130
1992	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2149	$f->skip_block;
2011	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
2012	or return;	2151	or return;
2013		2152
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
2015	if delete $self->{load_original};	2154	if delete $self->{load_original};
2016		2155
2017	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2157	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
2037	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
2038	$self->decay_objects;	2177	$self->decay_objects;
2039	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
2040	$self->update_buttons;	2179	$self->update_buttons;
2041	cf::cede_to_tick;	2180	cf::cede_to_tick;
2042	$self->set_darkness_map;
2043	cf::cede_to_tick;
2044	$self->activate;	2181	$self->activate;
2045	}	2182	}
2046		2183
2047	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
2049		2186
2050	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
2051	}	2188	}
2052		2189
2053	$self->post_load;	2190	$self->post_load;
2054	}	2191	}
2055		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
2056	sub customise_for {	2196	sub customise_for {
2057	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
2058		2198
2059	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
2060	if $self->per_player;	2200	if $self->per_player;
…		…
2076	or next;	2216	or next;
2077	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2078	or next;	2218	or next;
2079	$neigh->load;	2219	$neigh->load;
2080		2220
		2221	# now find the diagonal neighbours
2081	push @neigh,	2222	push @neigh,
2082	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2083	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2084	}	2225	}
2085		2226
…		…
2092	}	2233	}
2093		2234
2094	sub find_sync {	2235	sub find_sync {
2095	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2096		2237
2097	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
2098	}	2242	}
2099		2243
2100	sub do_load_sync {	2244	sub do_load_sync {
2101	my ($map) = @_;	2245	my ($map) = @_;
2102		2246
2103	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2104	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2105		2249
2106	cf::sync_job { $map->load };	2250	$map->load;
2107	}	2251	}
2108		2252
2109	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2110	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2111		2255
…		…
2113	my ($path, $origin, $load) = @_;	2257	my ($path, $origin, $load) = @_;
2114		2258
2115	$path = normalise $path, $origin && $origin->{path};	2259	$path = normalise $path, $origin && $origin->{path};
2116		2260
2117	if (my $map = $cf::MAP{$path}) {	2261	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2262	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2119	}	2263	}
2120		2264
2121	$MAP_PREFETCH{$path} |= $load;	2265	$MAP_PREFETCH{$path} |= $load;
2122		2266
2123	$MAP_PREFETCHER ||= cf::async {	2267	$MAP_PREFETCHER ||= cf::async {
…		…
2137	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2138		2282
2139	()	2283	()
2140	}	2284	}
2141		2285
		2286	# common code, used by both ->save and ->swapout
2142	sub save {	2287	sub _save {
2143	my ($self) = @_;	2288	my ($self) = @_;
2144
2145	my $lock = cf::lock_acquire "map_data:$self->{path}";
2146		2289
2147	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2148		2291
2149	return unless $self->dirty;	2292	return unless $self->dirty;
2150		2293
…		…
2159		2302
2160	cf::async {	2303	cf::async {
2161	$Coro::current->{desc} = "map player save";	2304	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2305	$_->contr->save for $self->players;
2163	};	2306	};
		2307
		2308	cf::get_slot 0.02;
2164		2309
2165	if ($uniq) {	2310	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2311	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2312	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2313	} else {
2169	$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);
2170	}	2315	}
2171	}	2316	}
2172		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2173	sub swap_out {	2326	sub swap_out {
2174	my ($self) = @_;	2327	my ($self) = @_;
2175		2328
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2330
		2331	return if $self->in_memory != cf::MAP_ACTIVE;
		2332	return if $self->{deny_save};
2181	return if $self->players;	2333	return if $self->players;
2182	return if $self->in_memory != cf::MAP_IN_MEMORY;
2183	return if $self->{deny_save};
2184		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2185	$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};
2186		2385
2187	$self->deactivate;	2386	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2388	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2389
2235	$self->unlink_save;	2390	$self->unlink_save;
2236	$self->destroy;	2391	$self->destroy;
2237	}	2392	}
2238		2393
…		…
2246		2401
2247	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2248		2403
2249	$self->unlink_save;	2404	$self->unlink_save;
2250		2405
2251	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2411
…		…
2305		2460
2306	sub unique_maps() {	2461	sub unique_maps() {
2307	[	2462	[
2308	map {	2463	map {
2309	utf8::decode $_;	2464	utf8::decode $_;
2310	/\.map$/	2465	s/\.map$//; # TODO future compatibility hack
		2466	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2467	? ()
2311	? normalise $_	2468	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2470	]
2315	}	2471	}
2316		2472
2317	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	}
2318		2504
2319	=back	2505	=back
2320		2506
2321	=head3 cf::object	2507	=head3 cf::object
2322		2508
…		…
2326		2512
2327	=over 4	2513	=over 4
2328		2514
2329	=item $ob->inv_recursive	2515	=item $ob->inv_recursive
2330		2516
2331	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.
2332		2519
2333	=cut	2520	=cut
2334		2521
2335	sub inv_recursive_;	2522	sub inv_recursive_;
2336	sub inv_recursive_ {	2523	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2528	inv_recursive_ inv $_[0]
2342	}	2529	}
2343		2530
2344	=item $ref = $ob->ref	2531	=item $ref = $ob->ref
2345		2532
2346	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.
2347		2534
2348	=item $ob = cf::object::deref ($refstring)	2535	=item $ob = cf::object::deref ($refstring)
2349		2536
2350	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,
2351	even if the object actually exists. May block.	2538	even if the object actually exists. May block.
…		…
2383	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
2384	dialogue with the given NPC character.	2571	dialogue with the given NPC character.
2385		2572
2386	=cut	2573	=cut
2387		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
2388	# rough implementation of a future "reply" method that works	2589	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2590	# with dialog boxes.
2390	#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
2391	sub cf::object::player::reply($$$;$) {	2592	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2593	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2604	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2605	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2606
2406	} else {	2607	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2608	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2609	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2610	}
2410	}	2611	}
2411	}	2612	}
2412		2613
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2614	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2639
2439	=item $player_object->enter_link	2640	=item $player_object->enter_link
2440		2641
2441	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}>).
2442		2643
2443	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.
2444	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.
2445		2648
2446	Will never block.	2649	Will never block.
2447		2650
2448	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2449		2652
…		…
2469	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2470	my ($self) = @_;	2673	my ($self) = @_;
2471		2674
2472	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2473		2676
		2677	++$self->{_link_recursion};
		2678
2474	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2475		2680
2476	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2477	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2478		2683
2479	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2480	}	2685	}
2481		2686
2482	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2483	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2484		2689
…		…
2501	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2502	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2503		2708
2504	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2505	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2506	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2507		2712
2508	$map->load;	2713	$map->load;
2509	$map->load_neighbours;	2714	$map->load_neighbours;
2510		2715
2511	return unless $self->contr->active;	2716	return unless $self->contr->active;
2512	$self->activate_recursive;
2513		2717
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2516	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2517		2725
		2726	}
		2727
2518	=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)]])
2519		2729
2520	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
2521	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2522	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
2523	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
2524	be called at the end of this process.	2734	be called at the end of this process.
2525		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
2526	=cut	2739	=cut
2527		2740
2528	our $GOTOGEN;	2741	our $GOTOGEN;
2529		2742
2530	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2531	my ($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	}
2532		2751
2533	# 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
2534	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2535		2754
2536	$self->enter_link;	2755	$self->enter_link;
…		…
2560	my $map = eval {	2779	my $map = eval {
2561	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2562		2781
2563	if ($map) {	2782	if ($map) {
2564	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2565	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2566	} else {	2785	} else {
2567	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2568	}	2787	}
2569		2788
2570	$map	2789	$map
…		…
2578	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2579	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2580	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2581	}	2800	}
2582		2801
2583	$done->() if $done;	2802	$done->($self) if $done;
2584	})->prio (1);	2803	})->prio (1);
2585	}	2804	}
2586		2805
2587	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2588		2807
…		…
2608	}	2827	}
2609		2828
2610	sub prepare_random_map {	2829	sub prepare_random_map {
2611	my ($exit) = @_;	2830	my ($exit) = @_;
2612		2831
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2832	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2833	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2834	# that depends on the exit object
2618		2835
2619	my $rmp = parse_random_map_params $exit->msg;	2836	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2838	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2839	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2840	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2841	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2842	$rmp->{origin_y} = $exit->y;
		2843
		2844	$exit->map->touch;
2626	}	2845	}
2627		2846
2628	$rmp->{random_seed} ||= $exit->random_seed;	2847	$rmp->{random_seed} ||= $exit->random_seed;
2629		2848
2630	my $data = cf::to_json $rmp;	2849	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2850	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2851	my $meta = "$RANDOMDIR/$md5.meta";
2633		2852
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2853	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2854	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2855	undef $fh;
2637	aio_rename "$meta~", $meta;	2856	aio_rename "$meta~", $meta;
2638		2857
		2858	my $slaying = "?random/$md5";
		2859
		2860	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2861	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2862	$exit->msg (undef);
		2863	}
2641	}	2864	}
2642	}	2865	}
2643		2866
2644	sub cf::object::player::enter_exit {	2867	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2868	my ($self, $exit) = @_;
2646		2869
2647	return unless $self->type == cf::PLAYER;	2870	return unless $self->type == cf::PLAYER;
2648		2871
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2872	$self->enter_link;
2661		2873
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2874	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2875	$Coro::current->{desc} = "enter_exit";
2668		2876
2669	$self->deactivate_recursive; # just to be sure
2670	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
2671	$self->goto ($slaying, $hp, $sp);	2892	$self->goto ($map, $x, $y);
2672		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
2673	1;	2898	1
2674	}) {	2899	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "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. "
2677	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2679		2904
2680	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2681	$self->leave_link;	2906	$self->leave_link;
2682	}	2907	}
2683	})->prio (1);	2908	})->prio (1);
2684	}	2909	}
2685		2910
…		…
2697	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2698	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2699		2924
2700	utf8::encode $text;	2925	utf8::encode $text;
2701	$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);
2702	}	2952	}
2703		2953
2704	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2705		2955
2706	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
…		…
2710		2960
2711	=cut	2961	=cut
2712		2962
2713	# non-persistent channels (usually the info channel)	2963	# non-persistent channels (usually the info channel)
2714	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	},
2715	"c/identify" => {	2971	"c/identify" => {
2716	id => "infobox",	2972	id => "infobox",
2717	title => "Identify",	2973	title => "Identify",
2718	reply => undef,	2974	reply => undef,
2719	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
…		…
2721	"c/examine" => {	2977	"c/examine" => {
2722	id => "infobox",	2978	id => "infobox",
2723	title => "Examine",	2979	title => "Examine",
2724	reply => undef,	2980	reply => undef,
2725	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
		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",
2726	},	2988	},
2727	"c/book" => {	2989	"c/book" => {
2728	id => "infobox",	2990	id => "infobox",
2729	title => "Book",	2991	title => "Book",
2730	reply => undef,	2992	reply => undef,
…		…
2746	id => "infobox",	3008	id => "infobox",
2747	title => "Body Parts",	3009	title => "Body Parts",
2748	reply => undef,	3010	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	3011	tooltip => "Shows which body parts you posess and are available",
2750	},	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	},
2751	"c/uptime" => {	3049	"c/uptime" => {
2752	id => "infobox",	3050	id => "infobox",
2753	title => "Uptime",	3051	title => "Uptime",
2754	reply => undef,	3052	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	3053	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	3056	id => "infobox",
2759	title => "Map Info",	3057	title => "Map Info",
2760	reply => undef,	3058	reply => undef,
2761	tooltip => "Information related to the maps",	3059	tooltip => "Information related to the maps",
2762	},	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" => $CHAT_CHANNEL,
2763	);	3075	);
2764		3076
2765	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2767		3079
2768	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2769		3082
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		3084
2772	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	3086	if ($CHANNEL{$channel}) {
2774	$channel = $CHANNEL{$channel};	3087	$channel = $CHANNEL{$channel};
2775		3088
2776	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2777	if $self->can_msg;
2778
2779	$channel = $channel->{id};	3090	$channel = $channel->{id};
2780		3091
2781	} elsif (ref $channel) {	3092	} elsif (ref $channel) {
2782	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2783	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2784	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2785	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2786	if $self->can_msg;
2787	}	3097	}
2788		3098
2789	$channel = $channel->{id};	3099	$channel = $channel->{id};
2790	}	3100	}
2791		3101
2792	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2793		3103
2794	if ($self->can_msg) {
2795	# default colour, mask it out	3104	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2798		3107
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801	} else {	3111	);
2802	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {
2805	1 while
2806	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811	}
2812		3112
2813	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2814
2815	utf8::encode $msg;
2816
2817	if (0 && $msg =~ /\[/) {
2818	# COMMAND/INFO
2819	$self->send_packet ("drawextinfo $color 10 8 $msg")
2820	} else {
2821	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822	$self->send_packet ("drawinfo $color $msg")
2823	}
2824	}
2825	}
2826	}	3114	}
2827		3115
2828	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2829		3117
2830	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2833		3121
2834	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2835	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2836		3124
2837	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2839	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2840	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2841	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2842	}	3130	}
2843	}	3131	}
2844		3132
2845	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2846		3134
…		…
2850		3138
2851	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2852	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2853		3141
2854	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2856	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2857	#TODO: version 1, remove	3145	#TODO: version 1, remove
2858	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2859	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2860	}	3148	}
2861	}	3149	}
2862		3150
2863	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2864		3152
…		…
2935		3223
2936	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
2937	if $reply;	3225	if $reply;
2938		3226
2939	} else {	3227	} else {
2940	warn "client " . ($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";
2941	}	3229	}
2942		3230
2943	cf::override;	3231	cf::override;
2944	},	3232	},
2945	);	3233	);
…		…
2965		3253
2966	$coro	3254	$coro
2967	}	3255	}
2968		3256
2969	cf::client->attach (	3257	cf::client->attach (
2970	on_destroy => sub {	3258	on_client_destroy => sub {
2971	my ($ns) = @_;	3259	my ($ns) = @_;
2972		3260
2973	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2974	},	3262	},
2975	);	3263	);
…		…
2991	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
2992		3280
2993	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
2994		3282
2995	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
2996	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
2997	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
2998	sort time	3286	sort time
2999	));	3287	));
3000		3288
3001	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
3004		3292
3005	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
3006		3294
3007	cf::object	3295	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3296	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3297	insert remove name archname title slaying race decrease split
		3298	value
3010		3299
3011	cf::object::player	3300	cf::object::player
3012	player	3301	player
3013		3302
3014	cf::player	3303	cf::player
…		…
3019		3308
3020	=cut	3309	=cut
3021		3310
3022	for (	3311	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3314	decrease split destroy change_exp value msg lore send_msg)],
3026	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
3028	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
3029	) {	3318	) {
3030	no strict 'refs';
3031	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
3032	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3033	for @funs;	3321	for @funs;
3034	}	3322	}
3035		3323
…		…
3050		3338
3051	my $qcode = $code;	3339	my $qcode = $code;
3052	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3053	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
3054		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
3055	local $_;	3346	local $_;
3056	local @safe::cf::_safe_eval_args = values %vars;
3057		3347
3058	my $eval =	3348	my $eval =
3059	"do {\n"	3349	"do {\n"
3060	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3061	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
3062	. $code	3352	. $code
3063	. "\n}"	3353	. "\n}"
3064	;	3354	;
3065		3355
		3356	if ($CFG{safe_eval}) {
3066	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
3067	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3068	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
3069		3365
3070	if ($@) {	3366	if ($@) {
3071	warn "$@";	3367	warn "$@",
3072	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
3073	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
3074	}	3370	}
3075		3371
3076	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
3077	}	3373	}
3078		3374
…		…
3092	=cut	3388	=cut
3093		3389
3094	sub register_script_function {	3390	sub register_script_function {
3095	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
3096		3392
3097	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
3098	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
3099	}	3395	}
3100		3396
3101	=back	3397	=back
3102		3398
3103	=cut	3399	=cut
…		…
3112	# for this (global event?)	3408	# for this (global event?)
3113	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3114		3410
3115	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3116		3412
3117	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3118		3414
3119	my $facedata;
3120	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3121	or die "$path: $!";	3416	or die "$path: $!";
3122		3417
3123	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3124		3419
3125	$facedata->{version} == 2	3420	$facedata->{version} == 2
3126	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3127		3422
3128	# 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]);
3129	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3130	type => FT_RSRC,	3426	type => FT_RSRC,
3131	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),
3132	};	3429	};
3133	cf::cede_to_tick;	3430	cf::cede_to_tick;
3134		3431
3135	{	3432	{
3136	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
3137		3434
3138	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3437
3140	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3143	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3144		3442
3145	cf::cede_to_tick;	3443	cf::cede_to_tick;
3146	}	3444	}
3147		3445
3148	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3447	next unless $info->{smooth};
		3448
3150	my $idx = cf::face::find $face	3449	my $idx = cf::face::find $face
3151	or next;	3450	or next;
		3451
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3455	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3157	}	3457	}
3158		3458
3159	cf::cede_to_tick;	3459	cf::cede_to_tick;
3160	}	3460	}
3161	}	3461	}
…		…
3170		3470
3171	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3172	}	3472	}
3173		3473
3174	{	3474	{
3175	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3178		3476
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
		3478	if (defined $info->{type}) {
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;
3184		3480
3185	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3186	# prepend meta info	3482	cf::face::set_type $idx, $info->{type};
3187
3188	my $meta = $enc->encode ({
3189	name => $name,
3190	%{ $info->{meta} || {} },
3191	});
3192
3193	$data = pack "(w/a*)*", $meta, $info->{data};
3194	} else {	3483	} else {
3195	$data = $info->{data};	3484	$RESOURCE{$name} = $info; # unused
3196	}	3485	}
3197		3486
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;	3487	cf::cede_to_tick;
3202	}	3488	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3489	}
		3490
		3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222		3492
3223	1	3493	1
3224	}	3494	}
3225		3495
3226	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
…		…
3228		3498
3229	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3500	$ns->fx_want ($k, $v);
3231	}	3501	}
3232	};	3502	};
		3503
		3504	sub load_resource_file($) {
		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	$status
		3512	}
3233		3513
3234	sub reload_regions {	3514	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3515	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3516	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3517	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3251	}	3531	}
3252		3532
3253	sub reload_archetypes {	3533	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3534	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3535	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references
3257	# this really needs to be done in an extra post-pass
3258	# (which needs to be synchronous, so solve it differently)
3259	load_resource_file "$DATADIR/archetypes"
3260	or die "unable to load archetypes\n";
3261	}	3536	}
3262		3537
3263	sub reload_treasures {	3538	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3266	}	3541	}
3267		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
3268	sub reload_resources {	3566	sub reload_resources {
3269	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3270		3568
		3569	reload_exp_table;
		3570	reload_materials;
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
3271	reload_regions;	3574	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3575	reload_treasures;
3276		3576
3277	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3278	}
3279
3280	sub init {
3281	reload_resources;
3282	}	3578	}
3283		3579
3284	sub reload_config {	3580	sub reload_config {
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3286	or return;
3287		3582
3288	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3289	*CFG = YAML::Syck::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3290		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3292		3590
3293	$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};
3294	$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};
3295		3593
3296	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3300	};	3598	};
3301	warn $@ if $@;	3599	warn $@ if $@;
3302	}	3600	}
3303	}	3601	}
3304		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
3305	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
3306	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3308	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#
3309	(async {	3644	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3646	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3313	};	3648	};
3314		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;
3315	reload_config;	3662	reload_config;
3316	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
3317	load_extensions;	3673	load_extensions;
3318		3674
3319	$TICK_WATCHER->start;	3675	utime time, time, $RUNTIMEFILE;
3320	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;
3321	}	3693	}
3322		3694
3323	#############################################################################	3695	#############################################################################
3324	# initialisation and cleanup	3696	# initialisation and cleanup
3325		3697
3326	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3327	BEGIN {	3699	BEGIN {
		3700	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3336	},
3337	);	3704	};
3338	}	3705	}
3339	}	3706	}
3340		3707
3341	sub write_runtime {	3708	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3343		3710
3344	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3346		3713
3347	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3715
3349	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3350		3717
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3352	or return;	3719	or return;
3353		3720
3354	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3367		3734
3368	close $fh	3735	close $fh
3369	or return;	3736	or return;
3370		3737
3371	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3739	and return;
3373		3740
3374	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3375		3742
3376	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 };
3377	}	3794	}
3378		3795
3379	sub emergency_save() {	3796	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3381		3798
3382	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;
3383		3805
3384	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3385	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3386	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3387	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3388	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3389	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3390	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3391	$pl->valid or next;	3815	$pl->valid or next;
3392	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393	$pl->save;	3817	$pl->save;
3394	}	3818	}
3395	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3396		3820
3397	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";
3398	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3399	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3400	$map->valid or next;	3826	$map->valid or next;
3401	$map->save;	3827	$map->save;
3402	}	3828	}
3403	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3404		3830
3405	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";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3407	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 $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3408	};	3859	};
3409		3860
3410	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3411	}	3862	}
3412		3863
3413	sub post_cleanup {	3864	sub post_cleanup {
3414	my ($make_core) = @_;	3865	my ($make_core) = @_;
3415		3866
		3867	IO::AIO::flush;
		3868
3416	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3417	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	}
3418	}	3899	}
3419		3900
3420	sub do_reload_perl() {	3901	sub do_reload_perl() {
3421	# can/must only be called in main	3902	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3423	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3424	return;	3905	return;
3425	}	3906	}
3426		3907
3427	warn "reloading...";	3908	return if $RELOAD++;
3428		3909
3429	warn "entering sync_job";	3910	my $t1 = AE::time;
3430		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3431	cf::sync_job {	3918	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark
3433	cf::emergency_save;	3919	#cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark
3435		3920
3436	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;
3438
3439	# if anything goes wrong in here, we should simply crash as we already saved
3440
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;
3452	warn "iterate...";
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();	3923	%EXT_CORO = ();
3460		3924
3461	warn "removing commands";	3925	trace "perl_reload: removing commands";
3462	%COMMAND = ();	3926	%COMMAND = ();
3463		3927
3464	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3465	%EXTCMD = ();	3929	%EXTCMD = ();
3466	%EXTICMD = ();	3930	%EXTICMD = ();
3467		3931
3468	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3471		3935
3472	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3473	eval {	3937	eval {
3474	$cb->($pkg);	3938	$cb->($pkg);
3475	1	3939	1
3476	} 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;
3477	}	3945	}
3478		3946
3479	warn "... nuking $pkg";
3480	Symbol::delete_package $pkg;
3481	}
3482
3483	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3484	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		3950
3487	warn "... unloading $k";	3951	trace "... unloading $k";
3488	delete $INC{$k};	3952	delete $INC{$k};
3489		3953
3490	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3492		3956
3493	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3494	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3495	}	3962	}
3496		3963
3497	Symbol::delete_package $k;
3498	}
3499
3500	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3502	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);
3503		3967
3504	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507		3971
3508	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3509	# and global variables created in xs	3973	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3511		3975
3512	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3513		3977
3514	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3515	require cf;	3979	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3517		3981
3518	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3519	cf::reload_config;	3983	cf::reload_config;
3520		3984
3521	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3522	cf::load_extensions;	3986	cf::load_extensions;
3523		3987
		3988	if ($REATTACH_ON_RELOAD) {
3524	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3527	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3530		3996
3531	warn "leaving sync_job";	3997	cf::_post_init 1;
3532		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3533	1	4001	1
3534	} or do {	4002	} or do {
3535	warn $@;	4003	error $@;
3536	warn "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3537	exit 1;	4005	};
		4006
		4007	--$RELOAD;
3538	};	4008	}
3539		4009
3540	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3541	};	4012	};
3542		4013
3543	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3544		4015
3545	sub reload_perl() {	4016	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3548		4019
3549	$RELOAD_WATCHER ||= Event->timer (	4020	$RELOAD_WATCHER ||= cf::async {
3550	reentrant => 0,	4021	Coro::AIO::aio_wait cache_extensions;
3551	after => 0,	4022
3552	data => WF_AUTOCANCEL,	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3553	cb => sub {
3554	do_reload_perl;	4024	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3556	},	4026	};
3557	);	4027	};
3558	}	4028	}
3559		4029
3560	register_command "reload" => sub {	4030	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
3562		4032
…		…
3567	reload_perl;	4037	reload_perl;
3568	};	4038	};
3569	}	4039	}
3570	};	4040	};
3571		4041
3572	unshift @INC, $LIBDIR;	4042	#############################################################################
3573		4043
3574	my $bug_warning = 0;	4044	my $bug_warning = 0;
3575		4045
3576	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3578		4048
3579	sub wait_for_tick {	4049	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;
3581	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3582		4051
3583	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3584	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;	4054	$signal->wait;
3586	}	4055	}
3587		4056
3588	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;
3590	return if $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3591		4059
3592	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4062	$signal->wait;
3595	}	4063	}
3596		4064
3597	$TICK_WATCHER = Event->timer (	4065	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	4066	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4067	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4068	unless ++$bug_warning > 10;
3607	return;	4069	return;
3608	}	4070	}
3609		4071
3610	$NOW = $tick_start = Event::time;
3611
3612	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3613		4073
3614	$RUNTIME += $TICK;	4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3615	$NEXT_TICK += $TICK;
3616		4075
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4078	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4080	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3623	};
3624	}	4082	};
		4083	}
3625		4084
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4086	$sig->send;
3628	}	4087	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4088	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	4089	$sig->send;
3631	}	4090	}
3632		4091
3633	$NOW = Event::time;	4092	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4093	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		4094
3644	_post_tick;	4095	if (0) {
		4096	if ($NEXT_TICK) {
		4097	my $jitter = $TICK_START - $NEXT_TICK;
		4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4099	debug "jitter $JITTER\n";#d#
		4100	}
3645	},	4101	}
3646	);	4102	}
3647		4103
3648	{	4104	{
		4105	# configure BDB
		4106
3649	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3650	BDB::max_poll_time $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	4109	$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		4110
3675	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| 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;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		4118
3682	cf::sync_job {	4119	cf::sync_job {
3683	eval {	4120	eval {
…		…
3693		4130
3694	cf::cleanup "db_env_open(db): $@" if $@;	4131	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	4132	};
3696	}	4133	}
3697		4134
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	4135	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	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 { };
3706	},
3707	);	4137	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	4138	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4139	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	4140	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	4141	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4142	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	4143	};
3728	}	4144	}
3729		4145
3730	{	4146	{
		4147	# configure IO::AIO
		4148
3731	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	4151	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	4152	}
3744		4153
3745	my $_log_backtrace;	4154	our $_log_backtrace;
		4155	our $_log_backtrace_last;
3746		4156
3747	sub _log_backtrace {	4157	sub _log_backtrace {
3748	my ($msg, @addr) = @_;	4158	my ($msg, @addr) = @_;
3749		4159
3750	$msg =~ s/\n//;	4160	$msg =~ s/\n$//;
3751		4161
		4162	if ($_log_backtrace_last eq $msg) {
		4163	LOG llevInfo, "[ABT] $msg\n";
		4164	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3752	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	4166	} elsif ($_log_backtrace < 2) {
		4167	$_log_backtrace_last = $msg;
3754	++$_log_backtrace;	4168	++$_log_backtrace;
		4169	my $perl_bt = Carp::longmess $msg;
3755	async {	4170	async {
3756	$Coro::current->{desc} = "abt $msg";	4171	$Coro::current->{desc} = "abt $msg";
3757		4172
3758	my @bt = fork_call {	4173	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	4174	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	4185	}
3771		4186
3772	@funcs	4187	@funcs
3773	};	4188	};
3774		4189
3775	LOG llevInfo, "[ABT] $msg\n";	4190	LOG llevInfo, "[ABT] $perl_bt\n";
		4191	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	4193	--$_log_backtrace;
3778	};	4194	};
3779	} else {	4195	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3781	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3782	}	4198	}
3783	}	4199	}
3784		4200
3785	# load additional modules	4201	# load additional modules
3786	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3787		4204
3788	END { cf::emergency_save }	4205	END { cf::emergency_save }
3789		4206
3790	1	4207	1
3791		4208

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