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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.390 by root, Thu Oct 25 09:01:24 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	545	acceptable.
415		546
416	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
433		564
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
437		566
438	my $busy = 1;	567	my $busy = 1;
439	my @res;	568	my @res;
440		569
441	(async {	570	(async {
442	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	572	@res = eval { $job->() };
444	warn $@ if $@;	573	error $@ if $@;
445	undef $busy;	574	undef $busy;
446	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
447		576
448	while ($busy) {	577	while ($busy) {
449	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
667	Crossfire TRT).	837	Deliantra).
668		838
669	=over 4	839	=over 4
670		840
671	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
672		842
…		…
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	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1785
1598	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1599		1787
1600	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1601		1789
…		…
1633		1821
1634	=cut	1822	=cut
1635		1823
1636	sub find_by_path($) {	1824	sub find_by_path($) {
1637	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1638		1828
1639	my ($match, $specificity);	1829	my ($match, $specificity);
1640		1830
1641	for my $region (list) {	1831	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1670		1860
1671	sub generate_random_map {	1861	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1673	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1674	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}
1686	)
1687	}	1867	}
1688		1868
1689	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1690		1870
1691	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1696		1876
1697	sub register {	1877	sub register {
1698	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1879	my $pkg = caller;
1700		1880
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1882
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	1884	}
1706		1885
1707	# also paths starting with '/'	1886	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		1888
1710	sub thawer_merge {	1889	sub thawer_merge {
1711	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1712		1891
1713	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1718	}	1897	}
1719		1898
1720	sub normalise {	1899	sub normalise {
1721	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1722		1901
1723	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1724		1903
1725	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1726		1905
1727	# map plan:	1906	# map plan:
1728	#	1907	#
…		…
1743	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	1923	$path = "$base/$path";
1745	}	1924	}
1746		1925
1747	for ($path) {	1926	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1751	}	1929	}
1752		1930
1753	$path	1931	$path
…		…
1767	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1768	return $self;	1946	return $self;
1769	}	1947	}
1770	}	1948	}
1771		1949
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	1951	()
1774	}	1952	}
1775		1953
1776	sub init {	1954	sub init {
1777	my ($self) = @_;	1955	my ($self) = @_;
…		…
1799		1977
1800	# the temporary/swap location	1978	# the temporary/swap location
1801	sub save_path {	1979	sub save_path {
1802	my ($self) = @_;	1980	my ($self) = @_;
1803		1981
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1806	}	1984	}
1807		1985
1808	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1809	sub uniq_path {	1987	sub uniq_path {
1810	my ($self) = @_;	1988	my ($self) = @_;
1811		1989
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1992	}
1824		1993
1825	sub decay_objects {	1994	sub decay_objects {
1826	my ($self) = @_;	1995	my ($self) = @_;
1827		1996
…		…
1909		2078
1910	sub find;	2079	sub find;
1911	sub find {	2080	sub find {
1912	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1913		2082
		2083	cf::cede_to_tick;
		2084
1914	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1915		2086
1916	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2089
1919	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1924	or return;	2092	or return;
1925		2093
1926	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1927		2095
…		…
1929	or return;	2097	or return;
1930		2098
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1934	undef $guard1;	2103	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2104	$map->reset;
1937	return find $path;	2105	return find $path;
1938	}	2106	}
1939		2107
1940	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1941	}	2109	}
1942	}	2110	}
1943		2111
1944	sub pre_load { }	2112	sub pre_load { }
1945	sub post_load { }	2113	#sub post_load { } # XS
1946		2114
1947	sub load {	2115	sub load {
1948	my ($self) = @_;	2116	my ($self) = @_;
1949		2117
1950	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2136	$f->skip_block;
1969	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1970	or return;	2138	or return;
1971		2139
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1973	if delete $self->{load_original};	2141	if delete $self->{load_original};
1974		2142
1975	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2144	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2164	$self->decay_objects;
1997	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1998	$self->update_buttons;	2166	$self->update_buttons;
1999	cf::cede_to_tick;	2167	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2168	$self->activate;
2003	}	2169	}
2004		2170
2005	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
2007		2173
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2175	}
2010		2176
2011	$self->post_load;	2177	$self->post_load;
2012	}
2013		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2185	sub customise_for {
2015	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
2016		2187
2017	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2189	if $self->per_player;
…		…
2034	or next;	2205	or next;
2035	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2036	or next;	2207	or next;
2037	$neigh->load;	2208	$neigh->load;
2038		2209
		2210	# now find the diagonal neighbours
2039	push @neigh,	2211	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}	2214	}
2043		2215
…		…
2050	}	2222	}
2051		2223
2052	sub find_sync {	2224	sub find_sync {
2053	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2054		2226
2055	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2056	}	2231	}
2057		2232
2058	sub do_load_sync {	2233	sub do_load_sync {
2059	my ($map) = @_;	2234	my ($map) = @_;
2060		2235
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2063		2238
2064	cf::sync_job { $map->load };	2239	$map->load;
2065	}	2240	}
2066		2241
2067	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2069		2244
…		…
2071	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2072		2247
2073	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2074		2249
2075	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2252	}
2078		2253
2079	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2080		2255
2081	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2096		2271
2097	()	2272	()
2098	}	2273	}
2099		2274
		2275	# common code, used by both ->save and ->swapout
2100	sub save {	2276	sub _save {
2101	my ($self) = @_;	2277	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2278
2105	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2106		2280
2107	return unless $self->dirty;	2281	return unless $self->dirty;
2108		2282
…		…
2117		2291
2118	cf::async {	2292	cf::async {
2119	$Coro::current->{desc} = "map player save";	2293	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2121	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2122		2298
2123	if ($uniq) {	2299	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2302	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2304	}
2129	}	2305	}
2130		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2131	sub swap_out {	2315	sub swap_out {
2132	my ($self) = @_;	2316	my ($self) = @_;
2133		2317
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2139	return if $self->players;	2322	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;
2141	return if $self->{deny_save};
2142		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2143	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2144		2374
2145	$self->deactivate;	2375	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2377	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2378
2193	$self->unlink_save;	2379	$self->unlink_save;
2194	$self->destroy;	2380	$self->destroy;
2195	}	2381	}
2196		2382
…		…
2204		2390
2205	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2206		2392
2207	$self->unlink_save;	2393	$self->unlink_save;
2208		2394
2209	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2400
…		…
2263		2449
2264	sub unique_maps() {	2450	sub unique_maps() {
2265	[	2451	[
2266	map {	2452	map {
2267	utf8::decode $_;	2453	utf8::decode $_;
2268	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2269	? normalise $_	2457	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2459	]
2273	}	2460	}
2274		2461
2275	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2276		2493
2277	=back	2494	=back
2278		2495
2279	=head3 cf::object	2496	=head3 cf::object
2280		2497
…		…
2284		2501
2285	=over 4	2502	=over 4
2286		2503
2287	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2288		2505
2289	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2290		2508
2291	=cut	2509	=cut
2292		2510
2293	sub inv_recursive_;	2511	sub inv_recursive_;
2294	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2300	}	2518	}
2301		2519
2302	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2303		2521
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2523
2306	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2307		2525
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2343		2561
2344	=cut	2562	=cut
2345		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2346	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2579	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2595
2364	} else {	2596	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2599	}
2368	}	2600	}
2369	}	2601	}
2370		2602
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2628
2397	=item $player_object->enter_link	2629	=item $player_object->enter_link
2398		2630
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2632
2401	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2403		2637
2404	Will never block.	2638	Will never block.
2405		2639
2406	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2407		2641
…		…
2427	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2662	my ($self) = @_;
2429		2663
2430	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2431		2665
		2666	++$self->{_link_recursion};
		2667
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2669
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2436		2672
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2674	}
2439		2675
2440	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2442		2678
…		…
2459	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2461		2697
2462	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2465		2701
2466	$map->load;	2702	$map->load;
2467	$map->load_neighbours;	2703	$map->load_neighbours;
2468		2704
2469	return unless $self->contr->active;	2705	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2706
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2474	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2475		2714
		2715	}
		2716
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2718
2478	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2723	be called at the end of this process.
2483		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2484	=cut	2728	=cut
2485		2729
2486	our $GOTOGEN;	2730	our $GOTOGEN;
2487		2731
2488	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
2490		2740
2491	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2743
2494	$self->enter_link;	2744	$self->enter_link;
…		…
2518	my $map = eval {	2768	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2520		2770
2521	if ($map) {	2771	if ($map) {
2522	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2774	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2776	}
2527		2777
2528	$map	2778	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2539	}	2789	}
2540		2790
2541	$done->() if $done;	2791	$done->($self) if $done;
2542	})->prio (1);	2792	})->prio (1);
2543	}	2793	}
2544		2794
2545	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2546		2796
…		…
2566	}	2816	}
2567		2817
2568	sub prepare_random_map {	2818	sub prepare_random_map {
2569	my ($exit) = @_;	2819	my ($exit) = @_;
2570		2820
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2823	# that depends on the exit object
2576		2824
2577	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2827	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2584	}	2834	}
2585		2835
2586	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2587		2837
2588	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2591		2841
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2844	undef $fh;
2595	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2596		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2599	}	2853	}
2600	}	2854	}
2601		2855
2602	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2604		2858
2605	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2606		2860
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2861	$self->enter_link;
2619		2862
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2863	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2864	$Coro::current->{desc} = "enter_exit";
2626		2865
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2629	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2630		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2631	1;	2887	1
2632	}) {	2888	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2893
2638	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	2895	$self->leave_link;
2640	}	2896	}
2641	})->prio (1);	2897	})->prio (1);
2642	}	2898	}
2643		2899
…		…
2655	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2657		2913
2658	utf8::encode $text;	2914	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2660	}	2941	}
2661		2942
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2944
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2668		2949
2669	=cut	2950	=cut
2670		2951
		2952	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2672	"c/identify" => {	2960	"c/identify" => {
2673	id => "infobox",	2961	id => "infobox",
2674	title => "Identify",	2962	title => "Identify",
2675	reply => undef,	2963	reply => undef,
2676	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2966	"c/examine" => {
2679	id => "infobox",	2967	id => "infobox",
2680	title => "Examine",	2968	title => "Examine",
2681	reply => undef,	2969	reply => undef,
2682	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
		2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2977	},
2684	"c/book" => {	2978	"c/book" => {
2685	id => "infobox",	2979	id => "infobox",
2686	title => "Book",	2980	title => "Book",
2687	reply => undef,	2981	reply => undef,
…		…
2703	id => "infobox",	2997	id => "infobox",
2704	title => "Body Parts",	2998	title => "Body Parts",
2705	reply => undef,	2999	reply => undef,
2706	tooltip => "Shows which body parts you posess and are available",	3000	tooltip => "Shows which body parts you posess and are available",
2707	},	3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
2708	"c/uptime" => {	3038	"c/uptime" => {
2709	id => "infobox",	3039	id => "infobox",
2710	title => "Uptime",	3040	title => "Uptime",
2711	reply => undef,	3041	reply => undef,
2712	tooltip => "How long the server has been running sicne last restart",	3042	tooltip => "How long the server has been running since last restart",
2713	},	3043	},
2714	"c/mapinfo" => {	3044	"c/mapinfo" => {
2715	id => "infobox",	3045	id => "infobox",
2716	title => "Map Info",	3046	title => "Map Info",
2717	reply => undef,	3047	reply => undef,
2718	tooltip => "Information related to the maps",	3048	tooltip => "Information related to the maps",
2719	},	3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2720	);	3064	);
2721		3065
2722	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2723	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2724		3068
2725	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2726		3071
2727	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2728		3073
2729	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2730	if ($CHANNEL{$channel}) {	3075	if ($CHANNEL{$channel}) {
2731	$channel = $CHANNEL{$channel};	3076	$channel = $CHANNEL{$channel};
2732		3077
2733	$self->ext_msg (channel_info => $channel)	3078	$self->ext_msg (channel_info => $channel);
2734	if $self->can_msg;
2735
2736	$channel = $channel->{id};	3079	$channel = $channel->{id};
2737		3080
2738	} elsif (ref $channel) {	3081	} elsif (ref $channel) {
2739	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2740	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2741	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2742	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2743	if $self->can_msg;
2744	}	3086	}
2745		3087
2746	$channel = $channel->{id};	3088	$channel = $channel->{id};
2747	}	3089	}
2748		3090
2749	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2750		3092
2751	if ($self->can_msg) {
2752	# default colour, mask it out	3093	# default colour, mask it out
2753	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2754	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2755		3096
2756	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2757	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2758	} else {	3100	);
2759	if ($color >= 0) {
2760	# replace some tags by gcfclient-compatible ones
2761	for ($msg) {
2762	1 while
2763	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2764	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2765	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2766	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2767	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2768	}
2769		3101
2770	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2771
2772	utf8::encode $msg;
2773
2774	if (0 && $msg =~ /\[/) {
2775	# COMMAND/INFO
2776	$self->send_packet ("drawextinfo $color 10 8 $msg")
2777	} else {
2778	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2779	$self->send_packet ("drawinfo $color $msg")
2780	}
2781	}
2782	}
2783	}	3103	}
2784		3104
2785	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2786		3106
2787	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2790		3110
2791	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2792	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2793		3113
2794	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2795	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2796	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2797	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2798	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2799	}	3119	}
2800	}	3120	}
2801		3121
2802	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2803		3123
…		…
2807		3127
2808	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2809	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2810		3130
2811	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2812	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2813	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2814	#TODO: version 1, remove	3134	#TODO: version 1, remove
2815	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2816	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2817	}	3137	}
2818	}	3138	}
2819		3139
2820	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2821		3141
…		…
2892		3212
2893	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2894	if $reply;	3214	if $reply;
2895		3215
2896	} else {	3216	} else {
2897	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2898	}	3218	}
2899		3219
2900	cf::override;	3220	cf::override;
2901	},	3221	},
2902	);	3222	);
…		…
2922		3242
2923	$coro	3243	$coro
2924	}	3244	}
2925		3245
2926	cf::client->attach (	3246	cf::client->attach (
2927	on_destroy => sub {	3247	on_client_destroy => sub {
2928	my ($ns) = @_;	3248	my ($ns) = @_;
2929		3249
2930	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2931	},	3251	},
2932	);	3252	);
…		…
2948	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2949		3269
2950	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2951		3271
2952	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2953	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2954	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2955	sort time	3275	sort time
2956	));	3276	));
2957		3277
2958	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2961		3281
2962	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2963		3283
2964	cf::object	3284	cf::object
2965	contr pay_amount pay_player map x y force_find force_add destroy	3285	contr pay_amount pay_player map x y force_find force_add destroy
2966	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2967		3288
2968	cf::object::player	3289	cf::object::player
2969	player	3290	player
2970		3291
2971	cf::player	3292	cf::player
…		…
2976		3297
2977	=cut	3298	=cut
2978		3299
2979	for (	3300	for (
2980	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2981	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2982	decrease_ob_nr destroy)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2983	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2984	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2985	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2986	) {	3307	) {
2987	no strict 'refs';
2988	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2989	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2990	for @funs;	3310	for @funs;
2991	}	3311	}
2992		3312
…		…
3007		3327
3008	my $qcode = $code;	3328	my $qcode = $code;
3009	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3010	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
3011		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
3012	local $_;	3335	local $_;
3013	local @safe::cf::_safe_eval_args = values %vars;
3014		3336
3015	my $eval =	3337	my $eval =
3016	"do {\n"	3338	"do {\n"
3017	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3018	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
3019	. $code	3341	. $code
3020	. "\n}"	3342	. "\n}"
3021	;	3343	;
3022		3344
		3345	if ($CFG{safe_eval}) {
3023	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
3024	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3025	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
3026		3354
3027	if ($@) {	3355	if ($@) {
3028	warn "$@";	3356	warn "$@",
3029	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
3030	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
3031	}	3359	}
3032		3360
3033	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
3034	}	3362	}
3035		3363
…		…
3049	=cut	3377	=cut
3050		3378
3051	sub register_script_function {	3379	sub register_script_function {
3052	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
3053		3381
3054	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
3055	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
3056	}	3384	}
3057		3385
3058	=back	3386	=back
3059		3387
3060	=cut	3388	=cut
…		…
3069	# for this (global event?)	3397	# for this (global event?)
3070	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
3071		3399
3072	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3073		3401
3074	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
3075		3403
3076	my $facedata;
3077	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3078	or die "$path: $!";	3405	or die "$path: $!";
3079		3406
3080	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3081		3408
3082	$facedata->{version} == 2	3409	$facedata->{version} == 2
3083	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3084		3411
3085	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3086	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3087	type => FT_RSRC,	3415	type => FT_RSRC,
3088	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3089	};	3418	};
3090	cf::cede_to_tick;	3419	cf::cede_to_tick;
3091		3420
3092	{	3421	{
3093	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3094		3423
3095	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3096	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3097	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3098	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3099	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3100	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3101		3432
3102	cf::cede_to_tick;	3433	cf::cede_to_tick;
3103	}	3434	}
3104		3435
3105	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3106	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
3107	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
3108	or next;	3440	or next;
		3441
3109	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
3110	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
3111	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3112	} else {	3445	} else {
3113	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3114	}	3447	}
3115		3448
3116	cf::cede_to_tick;	3449	cf::cede_to_tick;
3117	}	3450	}
3118	}	3451	}
…		…
3127		3460
3128	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3129	}	3462	}
3130		3463
3131	{	3464	{
3132	# TODO: for gcfclient pleasure, we should give resources
3133	# that gcfclient doesn't grok a >10000 face index.
3134	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3135		3466
3136	my $soundconf = delete $res->{"res/sound.conf"};
3137
3138	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3139	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3140	my $data;
3141		3470
3142	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3143	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3144
3145	my $meta = $enc->encode ({
3146	name => $name,
3147	%{ $info->{meta} || {} },
3148	});
3149
3150	$data = pack "(w/a*)*", $meta, $info->{data};
3151	} else {	3473	} else {
3152	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3153	}	3475	}
3154		3476
3155	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3156	cf::face::set_type $idx, $info->{type};
3157
3158	cf::cede_to_tick;	3477	cf::cede_to_tick;
3159	}	3478	}
3160
3161	if ($soundconf) {
3162	$soundconf = $enc->decode (delete $soundconf->{data});
3163
3164	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3165	my $sound = $soundconf->{compat}[$_]
3166	or next;
3167
3168	my $face = cf::face::find "sound/$sound->[1]";
3169	cf::sound::set $sound->[0] => $face;
3170	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3171	}
3172
3173	while (my ($k, $v) = each %{$soundconf->{event}}) {
3174	my $face = cf::face::find "sound/$v";
3175	cf::sound::set $k => $face;
3176	}
3177	}
3178	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3179		3482
3180	1	3483	1
3181	}	3484	}
3182		3485
3183	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3185		3488
3186	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3187	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3188	}	3491	}
3189	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3190		3503
3191	sub reload_regions {	3504	sub reload_regions {
3192	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3193	# for this (global event?)	3506	# for this (global event?)
3194	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3208	}	3521	}
3209		3522
3210	sub reload_archetypes {	3523	sub reload_archetypes {
3211	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3212	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3213	#d# NEED to laod twice to resolve forward references
3214	# this really needs to be done in an extra post-pass
3215	# (which needs to be synchronous, so solve it differently)
3216	load_resource_file "$DATADIR/archetypes"
3217	or die "unable to load archetypes\n";
3218	}	3526	}
3219		3527
3220	sub reload_treasures {	3528	sub reload_treasures {
3221	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3222	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3223	}	3531	}
3224		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3225	sub reload_resources {	3556	sub reload_resources {
3226	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3227		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3228	reload_regions;	3564	reload_regions;
3229	reload_facedata;
3230	#reload_archetypes;#d#
3231	reload_archetypes;
3232	reload_treasures;	3565	reload_treasures;
3233		3566
3234	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3235	}
3236
3237	sub init {
3238	reload_resources;
3239	}	3568	}
3240		3569
3241	sub reload_config {	3570	sub reload_config {
3242	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3243	or return;
3244		3572
3245	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3246	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3247		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3248	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3249		3580
3250	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3251	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3252		3583
3253	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3257	};	3588	};
3258	warn $@ if $@;	3589	warn $@ if $@;
3259	}	3590	}
3260	}	3591	}
3261		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3262	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3263	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3264	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3265	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3266	(async {	3634	(async {
3267	$Coro::current->{desc} = "IDLE BUG HANDLER";	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
3268	Event::one_event;	3636	EV::loop EV::LOOP_ONESHOT;
3269	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3270	};	3638	};
3271		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3272	reload_config;	3652	reload_config;
3273	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3274	load_extensions;	3663	load_extensions;
3275		3664
3276	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3277	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3278	}	3683	}
3279		3684
3280	#############################################################################	3685	#############################################################################
3281	# initialisation and cleanup	3686	# initialisation and cleanup
3282		3687
3283	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3284	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3285	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3286	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	signal => $signal,
3290	prio => 0,
3291	cb => sub {
3292	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3293	},
3294	);	3694	};
3295	}	3695	}
3296	}	3696	}
3297		3697
3298	sub write_runtime {	3698	sub write_runtime_sync {
3299	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3300		3700
3301	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3302	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3303		3703
3304	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3305		3705
3306	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3307		3707
3308	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3309	or return;	3709	or return;
3310		3710
3311	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3312	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3313	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3323	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3324		3724
3325	close $fh	3725	close $fh
3326	or return;	3726	or return;
3327		3727
3328	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3329	and return;	3729	and return;
3330		3730
3331	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3332		3732
3333	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3334	}	3784	}
3335		3785
3336	sub emergency_save() {	3786	sub emergency_save() {
3337	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3338		3788
3339	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3340		3795
3341	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3342	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3343	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3344	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3345	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3346	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3347	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3348	$pl->valid or next;	3805	$pl->valid or next;
3349	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3350	$pl->save;	3807	$pl->save;
3351	}	3808	}
3352	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3353		3810
3354	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3355	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3356	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3357	$map->valid or next;	3816	$map->valid or next;
3358	$map->save;	3817	$map->save;
3359	}	3818	}
3360	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3361		3820
3362	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3363	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3364	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3365	};	3849	};
3366		3850
3367	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3368	}	3852	}
3369		3853
3370	sub post_cleanup {	3854	sub post_cleanup {
3371	my ($make_core) = @_;	3855	my ($make_core) = @_;
3372		3856
		3857	IO::AIO::flush;
		3858
3373	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3374	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3375	}	3889	}
3376		3890
3377	sub do_reload_perl() {	3891	sub do_reload_perl() {
3378	# can/must only be called in main	3892	# can/must only be called in main
3379	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3380	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3381	return;	3895	return;
3382	}	3896	}
3383		3897
3384	warn "reloading...";	3898	return if $RELOAD++;
3385		3899
3386	warn "entering sync_job";	3900	my $t1 = AE::time;
3387		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3388	cf::sync_job {	3908	cf::sync_job {
3389	cf::write_runtime; # external watchdog should not bark
3390	cf::emergency_save;	3909	#cf::emergency_save;
3391	cf::write_runtime; # external watchdog should not bark
3392		3910
3393	warn "syncing database to disk";
3394	BDB::db_env_txn_checkpoint $DB_ENV;
3395
3396	# if anything goes wrong in here, we should simply crash as we already saved
3397
3398	warn "cancelling all WF_AUTOCANCEL watchers";
3399	for (Event::all_watchers) {
3400	$_->cancel if $_->data & WF_AUTOCANCEL;
3401	}
3402
3403	warn "flushing outstanding aio requests";
3404	for (;;) {
3405	BDB::flush;
3406	IO::AIO::flush;
3407	Coro::cede_notself;
3408	last unless IO::AIO::nreqs || BDB::nreqs;
3409	warn "iterate...";
3410	}
3411
3412	++$RELOAD;
3413
3414	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3415	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3416	%EXT_CORO = ();	3913	%EXT_CORO = ();
3417		3914
3418	warn "removing commands";	3915	trace "perl_reload: removing commands";
3419	%COMMAND = ();	3916	%COMMAND = ();
3420		3917
3421	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3422	%EXTCMD = ();	3919	%EXTCMD = ();
3423	%EXTICMD = ();	3920	%EXTICMD = ();
3424		3921
3425	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3426	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3427	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3428		3925
3429	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3430	eval {	3927	eval {
3431	$cb->($pkg);	3928	$cb->($pkg);
3432	1	3929	1
3433	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3434	}	3935	}
3435		3936
3436	warn "... nuking $pkg";
3437	Symbol::delete_package $pkg;
3438	}
3439
3440	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3441	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3442	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3443		3940
3444	warn "... unloading $k";	3941	trace "... unloading $k";
3445	delete $INC{$k};	3942	delete $INC{$k};
3446		3943
3447	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3448	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3449		3946
3450	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3451	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3452	}	3952	}
3453		3953
3454	Symbol::delete_package $k;
3455	}
3456
3457	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3458	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3459	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3460		3957
3461	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3462	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3463	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3464		3961
3465	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3466	# and global variables created in xs	3963	# and global variables created in xs
3467	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3468		3965
3469	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3470		3967
3471	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3472	require cf;	3969	require cf;
3473	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3474		3971
3475	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3476	cf::reload_config;	3973	cf::reload_config;
3477		3974
3478	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3479	cf::load_extensions;	3976	cf::load_extensions;
3480		3977
		3978	if ($REATTACH_ON_RELOAD) {
3481	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3482	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3483	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3484	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3485	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3486	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3487		3986
3488	warn "leaving sync_job";	3987	cf::_post_init 1;
3489		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3490	1	3991	1
3491	} or do {	3992	} or do {
3492	warn $@;	3993	error $@;
3493	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3494	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3495	};	3998	}
3496		3999
3497	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3498	};	4002	};
3499		4003
3500	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3501		4005
3502	sub reload_perl() {	4006	sub reload_perl() {
3503	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3504	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3505		4009
3506	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3507	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3508	after => 0,	4012
3509	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3510	cb => sub {
3511	do_reload_perl;	4014	do_reload_perl;
3512	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3513	},	4016	};
3514	);	4017	};
3515	}	4018	}
3516		4019
3517	register_command "reload" => sub {	4020	register_command "reload" => sub {
3518	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3519		4022
…		…
3524	reload_perl;	4027	reload_perl;
3525	};	4028	};
3526	}	4029	}
3527	};	4030	};
3528		4031
3529	unshift @INC, $LIBDIR;	4032	#############################################################################
3530		4033
3531	my $bug_warning = 0;	4034	my $bug_warning = 0;
3532		4035
3533	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3534	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3535		4038
3536	sub wait_for_tick {	4039	sub wait_for_tick() {
3537	return unless $TICK_WATCHER->is_active;
3538	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3539		4041
3540	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3541	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3542	$signal->wait;	4044	$signal->wait;
3543	}	4045	}
3544		4046
3545	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3546	return unless $TICK_WATCHER->is_active;
3547	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3548		4049
3549	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3550	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3551	$signal->wait;	4052	$signal->wait;
3552	}	4053	}
3553		4054
3554	$TICK_WATCHER = Event->timer (	4055	sub tick {
3555	reentrant => 0,
3556	parked => 1,
3557	prio => 0,
3558	at => $NEXT_TICK || $TICK,
3559	data => WF_AUTOCANCEL,
3560	cb => sub {
3561	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3562	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3563	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3564	return;	4059	return;
3565	}	4060	}
3566		4061
3567	$NOW = $tick_start = Event::time;
3568
3569	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3570		4063
3571	$RUNTIME += $TICK;	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3572	$NEXT_TICK += $TICK;
3573		4065
3574	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3575	$NEXT_RUNTIME_WRITE = $NOW + 10;	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3576	Coro::async_pool {	4068	Coro::async_pool {
3577	$Coro::current->{desc} = "runtime saver";	4069	$Coro::current->{desc} = "runtime saver";
3578	write_runtime	4070	write_runtime_sync
3579	or warn "ERROR: unable to write runtime file: $!";	4071	or error "ERROR: unable to write runtime file: $!";
3580	};
3581	}	4072	};
		4073	}
3582		4074
3583	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3584	$sig->send;	4076	$sig->send;
3585	}	4077	}
3586	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3587	$sig->send;	4079	$sig->send;
3588	}	4080	}
3589		4081
3590	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3591
3592	# if we are delayed by four ticks or more, skip them all
3593	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3594
3595	$TICK_WATCHER->at ($NEXT_TICK);
3596	$TICK_WATCHER->start;
3597
3598	$LOAD = ($NOW - $tick_start) / $TICK;
3599	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3600		4084
3601	_post_tick;	4085	if (0) {
		4086	if ($NEXT_TICK) {
		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3602	},	4091	}
3603	);	4092	}
3604		4093
3605	{	4094	{
		4095	# configure BDB
		4096
3606	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3607	BDB::max_poll_time $TICK * 0.1;	4098	BDB::max_poll_reqs $TICK * 0.1;
3608	$BDB_POLL_WATCHER = Event->io (	4099	$AnyEvent::BDB::WATCHER->priority (1);
3609	reentrant => 0,
3610	fd => BDB::poll_fileno,
3611	poll => 'r',
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => \&BDB::poll_cb,
3615	);
3616
3617	BDB::set_sync_prepare {
3618	my $status;
3619	my $current = $Coro::current;
3620	(
3621	sub {
3622	$status = $!;
3623	$current->ready; undef $current;
3624	},
3625	sub {
3626	Coro::schedule while defined $current;
3627	$! = $status;
3628	},
3629	)
3630	};
3631		4100
3632	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3633	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
3634	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3635	| BDB::LOG_AUTOREMOVE, 1);	4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3636	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3637	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3638		4108
3639	cf::sync_job {	4109	cf::sync_job {
3640	eval {	4110	eval {
…		…
3650		4120
3651	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3652	};	4122	};
3653	}	4123	}
3654		4124
3655	$BDB_DEADLOCK_WATCHER = Event->timer (	4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3656	after => 3,
3657	interval => 1,
3658	hard => 1,
3659	prio => 0,
3660	data => WF_AUTOCANCEL,
3661	cb => sub {
3662	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3663	},
3664	);	4127	};
3665	$BDB_CHECKPOINT_WATCHER = Event->timer (	4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3666	after => 11,
3667	interval => 60,
3668	hard => 1,
3669	prio => 0,
3670	data => WF_AUTOCANCEL,
3671	cb => sub {
3672	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3673	},
3674	);	4130	};
3675	$BDB_TRICKLE_WATCHER = Event->timer (	4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3676	after => 5,
3677	interval => 10,
3678	hard => 1,
3679	prio => 0,
3680	data => WF_AUTOCANCEL,
3681	cb => sub {
3682	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683	},
3684	);	4133	};
3685	}	4134	}
3686		4135
3687	{	4136	{
		4137	# configure IO::AIO
		4138
3688	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3693	reentrant => 0,
3694	data => WF_AUTOCANCEL,
3695	fd => IO::AIO::poll_fileno,
3696	poll => 'r',
3697	prio => 0,
3698	cb => \&IO::AIO::poll_cb,
3699	);
3700	}	4142	}
3701		4143
3702	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3703		4146
3704	sub _log_backtrace {	4147	sub _log_backtrace {
3705	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3706		4149
3707	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3708		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3709	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3710	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3711	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3712	async {	4160	async {
3713	$Coro::current->{desc} = "abt $msg";	4161	$Coro::current->{desc} = "abt $msg";
3714		4162
3715	my @bt = fork_call {	4163	my @bt = fork_call {
3716	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
…		…
3727	}	4175	}
3728		4176
3729	@funcs	4177	@funcs
3730	};	4178	};
3731		4179
3732	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3733	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3734	--$_log_backtrace;	4183	--$_log_backtrace;
3735	};	4184	};
3736	} else {	4185	} else {
3737	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3738	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3739	}	4188	}
3740	}	4189	}
3741		4190
3742	# load additional modules	4191	# load additional modules
3743	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3744		4194
3745	END { cf::emergency_save }	4195	END { cf::emergency_save }
3746		4196
3747	1	4197	1
3748		4198

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