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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.553 by root, Tue May 18 21:30:16 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) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1673	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1867	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1696		1889
1697	sub register {	1890	sub register {
1698	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1892	my $pkg = caller;
1700		1893
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1895
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	1897	}
1706		1898
1707	# also paths starting with '/'	1899	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		1901
1710	sub thawer_merge {	1902	sub thawer_merge {
1711	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1712		1904
1713	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1718	}	1910	}
1719		1911
1720	sub normalise {	1912	sub normalise {
1721	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1722		1914
1723	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1724		1916
1725	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1726		1918
1727	# map plan:	1919	# map plan:
1728	#	1920	#
…		…
1743	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	1936	$path = "$base/$path";
1745	}	1937	}
1746		1938
1747	for ($path) {	1939	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1751	}	1942	}
1752		1943
1753	$path	1944	$path
…		…
1767	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1768	return $self;	1959	return $self;
1769	}	1960	}
1770	}	1961	}
1771		1962
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	1964	()
1774	}	1965	}
1775		1966
1776	sub init {	1967	sub init {
1777	my ($self) = @_;	1968	my ($self) = @_;
…		…
1799		1990
1800	# the temporary/swap location	1991	# the temporary/swap location
1801	sub save_path {	1992	sub save_path {
1802	my ($self) = @_;	1993	my ($self) = @_;
1803		1994
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1806	}	1997	}
1807		1998
1808	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1809	sub uniq_path {	2000	sub uniq_path {
1810	my ($self) = @_;	2001	my ($self) = @_;
1811		2002
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2004	"$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	}	2005	}
1824		2006
1825	sub decay_objects {	2007	sub decay_objects {
1826	my ($self) = @_;	2008	my ($self) = @_;
1827		2009
…		…
1909		2091
1910	sub find;	2092	sub find;
1911	sub find {	2093	sub find {
1912	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1913		2095
		2096	cf::cede_to_tick;
		2097
1914	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1915		2099
1916	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2102
1919	$cf::MAP{$path} || do {	2103	$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	2104	my $map = new_from_path cf::map $path
1924	or return;	2105	or return;
1925		2106
1926	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1927		2108
…		…
1929	or return;	2110	or return;
1930		2111
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1934	undef $guard1;	2116	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2117	$map->reset;
1937	return find $path;	2118	return find $path;
1938	}	2119	}
1939		2120
1940	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1941	}	2122	}
1942	}	2123	}
1943		2124
1944	sub pre_load { }	2125	sub pre_load { }
1945	sub post_load { }	2126	#sub post_load { } # XS
1946		2127
1947	sub load {	2128	sub load {
1948	my ($self) = @_;	2129	my ($self) = @_;
1949		2130
1950	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2149	$f->skip_block;
1969	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
1970	or return;	2151	or return;
1971		2152
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1973	if delete $self->{load_original};	2154	if delete $self->{load_original};
1974		2155
1975	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2157	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2177	$self->decay_objects;
1997	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1998	$self->update_buttons;	2179	$self->update_buttons;
1999	cf::cede_to_tick;	2180	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2181	$self->activate;
2003	}	2182	}
2004		2183
2005	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
2007		2186
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2188	}
2010		2189
2011	$self->post_load;	2190	$self->post_load;
2012	}
2013		2191
		2192	1
		2193	}
		2194
		2195	# customize the map for a given player, i.e.
		2196	# return the _real_ map. used by e.g. per-player
		2197	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2198	sub customise_for {
2015	my ($self, $ob) = @_;	2199	my ($self, $ob) = @_;
2016		2200
2017	return find "~" . $ob->name . "/" . $self->{path}	2201	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2202	if $self->per_player;
…		…
2034	or next;	2218	or next;
2035	$neigh = find $neigh, $map	2219	$neigh = find $neigh, $map
2036	or next;	2220	or next;
2037	$neigh->load;	2221	$neigh->load;
2038		2222
		2223	# now find the diagonal neighbours
2039	push @neigh,	2224	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2225	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2226	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}	2227	}
2043		2228
…		…
2050	}	2235	}
2051		2236
2052	sub find_sync {	2237	sub find_sync {
2053	my ($path, $origin) = @_;	2238	my ($path, $origin) = @_;
2054		2239
2055	cf::sync_job { find $path, $origin }	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2241	if $Coro::current == $Coro::main;
		2242
		2243	find $path, $origin
2056	}	2244	}
2057		2245
2058	sub do_load_sync {	2246	sub do_load_sync {
2059	my ($map) = @_;	2247	my ($map) = @_;
2060		2248
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2249	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2250	if $Coro::current == $Coro::main;
2063		2251
2064	cf::sync_job { $map->load };	2252	$map->load;
2065	}	2253	}
2066		2254
2067	our %MAP_PREFETCH;	2255	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2256	our $MAP_PREFETCHER = undef;
2069		2257
…		…
2071	my ($path, $origin, $load) = @_;	2259	my ($path, $origin, $load) = @_;
2072		2260
2073	$path = normalise $path, $origin && $origin->{path};	2261	$path = normalise $path, $origin && $origin->{path};
2074		2262
2075	if (my $map = $cf::MAP{$path}) {	2263	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2264	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2265	}
2078		2266
2079	$MAP_PREFETCH{$path} |= $load;	2267	$MAP_PREFETCH{$path} |= $load;
2080		2268
2081	$MAP_PREFETCHER ||= cf::async {	2269	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2283	$MAP_PREFETCHER->prio (6);
2096		2284
2097	()	2285	()
2098	}	2286	}
2099		2287
		2288	# common code, used by both ->save and ->swapout
2100	sub save {	2289	sub _save {
2101	my ($self) = @_;	2290	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2291
2105	$self->{last_save} = $cf::RUNTIME;	2292	$self->{last_save} = $cf::RUNTIME;
2106		2293
2107	return unless $self->dirty;	2294	return unless $self->dirty;
2108		2295
…		…
2117		2304
2118	cf::async {	2305	cf::async {
2119	$Coro::current->{desc} = "map player save";	2306	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2307	$_->contr->save for $self->players;
2121	};	2308	};
		2309
		2310	cf::get_slot 0.02;
2122		2311
2123	if ($uniq) {	2312	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2313	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2314	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2315	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2316	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2317	}
2129	}	2318	}
2130		2319
		2320	sub save {
		2321	my ($self) = @_;
		2322
		2323	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2324
		2325	$self->_save;
		2326	}
		2327
2131	sub swap_out {	2328	sub swap_out {
2132	my ($self) = @_;	2329	my ($self) = @_;
2133		2330
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2332
		2333	return if $self->in_memory != cf::MAP_ACTIVE;
		2334	return if $self->{deny_save};
2139	return if $self->players;	2335	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;
2141	return if $self->{deny_save};
2142		2336
		2337	# first deactivate the map and "unlink" it from the core
		2338	$self->deactivate;
		2339	$_->clear_links_to ($self) for values %cf::MAP;
2143	$self->in_memory (cf::MAP_SWAPPED);	2340	$self->in_memory (cf::MAP_SWAPPED);
		2341
		2342	# then atomically save
		2343	$self->_save;
		2344
		2345	# then free the map
		2346	$self->clear;
		2347	}
		2348
		2349	sub reset_at {
		2350	my ($self) = @_;
		2351
		2352	# TODO: safety, remove and allow resettable per-player maps
		2353	return 1e99 if $self->{deny_reset};
		2354
		2355	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2356	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2357
		2358	$time + $to
		2359	}
		2360
		2361	sub should_reset {
		2362	my ($self) = @_;
		2363
		2364	$self->reset_at <= $cf::RUNTIME
		2365	}
		2366
		2367	sub reset {
		2368	my ($self) = @_;
		2369
		2370	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2371
		2372	return if $self->players;
		2373
		2374	cf::trace "resetting map ", $self->path, "\n";
		2375
		2376	$self->in_memory (cf::MAP_SWAPPED);
		2377
		2378	# need to save uniques path
		2379	unless ($self->{deny_save}) {
		2380	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2381
		2382	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2383	if $uniq;
		2384	}
		2385
		2386	delete $cf::MAP{$self->path};
2144		2387
2145	$self->deactivate;	2388	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2389	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2390	$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		2391
2193	$self->unlink_save;	2392	$self->unlink_save;
2194	$self->destroy;	2393	$self->destroy;
2195	}	2394	}
2196		2395
…		…
2204		2403
2205	delete $cf::MAP{$self->path};	2404	delete $cf::MAP{$self->path};
2206		2405
2207	$self->unlink_save;	2406	$self->unlink_save;
2208		2407
2209	bless $self, "cf::map";	2408	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2409	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2410	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2411	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2412	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2413
…		…
2263		2462
2264	sub unique_maps() {	2463	sub unique_maps() {
2265	[	2464	[
2266	map {	2465	map {
2267	utf8::decode $_;	2466	utf8::decode $_;
2268	/\.map$/	2467	s/\.map$//; # TODO future compatibility hack
		2468	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2469	? ()
2269	? normalise $_	2470	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2471	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2472	]
2273	}	2473	}
2274		2474
2275	package cf;	2475	=item cf::map::static_maps
		2476
		2477	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2478	file in the shared directory excluding F</styles> and F</editor>). May
		2479	block.
		2480
		2481	=cut
		2482
		2483	sub static_maps() {
		2484	my @dirs = "";
		2485	my @maps;
		2486
		2487	while (@dirs) {
		2488	my $dir = shift @dirs;
		2489
		2490	next if $dir eq "/styles" || $dir eq "/editor";
		2491
		2492	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2493	or return;
		2494
		2495	for (@$files) {
		2496	s/\.map$// or next;
		2497	utf8::decode $_;
		2498	push @maps, "$dir/$_";
		2499	}
		2500
		2501	push @dirs, map "$dir/$_", @$dirs;
		2502	}
		2503
		2504	\@maps
		2505	}
2276		2506
2277	=back	2507	=back
2278		2508
2279	=head3 cf::object	2509	=head3 cf::object
2280		2510
…		…
2284		2514
2285	=over 4	2515	=over 4
2286		2516
2287	=item $ob->inv_recursive	2517	=item $ob->inv_recursive
2288		2518
2289	Returns the inventory of the object _and_ their inventories, recursively.	2519	Returns the inventory of the object I<and> their inventories, recursively,
		2520	but I<not> the object itself.
2290		2521
2291	=cut	2522	=cut
2292		2523
2293	sub inv_recursive_;	2524	sub inv_recursive_;
2294	sub inv_recursive_ {	2525	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2530	inv_recursive_ inv $_[0]
2300	}	2531	}
2301		2532
2302	=item $ref = $ob->ref	2533	=item $ref = $ob->ref
2303		2534
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2535	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2536
2306	=item $ob = cf::object::deref ($refstring)	2537	=item $ob = cf::object::deref ($refstring)
2307		2538
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2539	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2540	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2572	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2573	dialogue with the given NPC character.
2343		2574
2344	=cut	2575	=cut
2345		2576
		2577	our $SAY_CHANNEL = {
		2578	id => "say",
		2579	title => "Map",
		2580	reply => "say ",
		2581	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2582	};
		2583
		2584	our $CHAT_CHANNEL = {
		2585	id => "chat",
		2586	title => "Chat",
		2587	reply => "chat ",
		2588	tooltip => "Player chat and shouts, global to the server.",
		2589	};
		2590
2346	# rough implementation of a future "reply" method that works	2591	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2592	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2593	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2594	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2595	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2606	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2607	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2608
2364	} else {	2609	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2610	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2611	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2612	}
2368	}	2613	}
2369	}	2614	}
2370		2615
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2616	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2641
2397	=item $player_object->enter_link	2642	=item $player_object->enter_link
2398		2643
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2644	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2645
2401	The player should be reasonably safe there for short amounts of time. You	2646	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.	2647	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2648	though, as the player cannot control the character while it is on the link
		2649	map.
2403		2650
2404	Will never block.	2651	Will never block.
2405		2652
2406	=item $player_object->leave_link ($map, $x, $y)	2653	=item $player_object->leave_link ($map, $x, $y)
2407		2654
…		…
2427	sub cf::object::player::enter_link {	2674	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2675	my ($self) = @_;
2429		2676
2430	$self->deactivate_recursive;	2677	$self->deactivate_recursive;
2431		2678
		2679	++$self->{_link_recursion};
		2680
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2681	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2682
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2683	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2684	if $self->map && $self->map->{path} ne "{link}";
2436		2685
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2686	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2687	}
2439		2688
2440	sub cf::object::player::leave_link {	2689	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2690	my ($self, $map, $x, $y) = @_;
2442		2691
…		…
2459	($x, $y) = (-1, -1)	2708	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2709	unless (defined $x) && (defined $y);
2461		2710
2462	# use -1 or undef as default coordinates, not 0, 0	2711	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2712	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2713	if $x <= 0 && $y <= 0;
2465		2714
2466	$map->load;	2715	$map->load;
2467	$map->load_neighbours;	2716	$map->load_neighbours;
2468		2717
2469	return unless $self->contr->active;	2718	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2719
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2720	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2721	if ($self->enter_map ($map, $x, $y)) {
2474	}	2722	# entering was successful
		2723	delete $self->{_link_recursion};
		2724	# only activate afterwards, to support waiting in hooks
		2725	$self->activate_recursive;
		2726	}
2475		2727
		2728	}
		2729
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2730	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2731
2478	Moves the player to the given map-path and coordinates by first freezing	2732	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	2733	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	2734	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	2735	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2736	be called at the end of this process.
2483		2737
		2738	Note that $check will be called with a potentially non-loaded map, so if
		2739	it needs a loaded map it has to call C<< ->load >>.
		2740
2484	=cut	2741	=cut
2485		2742
2486	our $GOTOGEN;	2743	our $GOTOGEN;
2487		2744
2488	sub cf::object::player::goto {	2745	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2746	my ($self, $path, $x, $y, $check, $done) = @_;
		2747
		2748	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2749	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2750	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2751	($path, $x, $y) = @$EMERGENCY_POSITION;
		2752	}
2490		2753
2491	# do generation counting so two concurrent goto's will be executed in-order	2754	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2755	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2756
2494	$self->enter_link;	2757	$self->enter_link;
…		…
2518	my $map = eval {	2781	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2782	my $map = defined $path ? cf::map::find $path : undef;
2520		2783
2521	if ($map) {	2784	if ($map) {
2522	$map = $map->customise_for ($self);	2785	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2786	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2787	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2788	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2789	}
2527		2790
2528	$map	2791	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2799	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2800	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2801	$self->leave_link ($map, $x, $y);
2539	}	2802	}
2540		2803
2541	$done->() if $done;	2804	$done->($self) if $done;
2542	})->prio (1);	2805	})->prio (1);
2543	}	2806	}
2544		2807
2545	=item $player_object->enter_exit ($exit_object)	2808	=item $player_object->enter_exit ($exit_object)
2546		2809
…		…
2566	}	2829	}
2567		2830
2568	sub prepare_random_map {	2831	sub prepare_random_map {
2569	my ($exit) = @_;	2832	my ($exit) = @_;
2570		2833
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2834	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2835	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2836	# that depends on the exit object
2576		2837
2577	my $rmp = parse_random_map_params $exit->msg;	2838	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2840	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2841	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2842	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2843	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2844	$rmp->{origin_y} = $exit->y;
		2845
		2846	$exit->map->touch;
2584	}	2847	}
2585		2848
2586	$rmp->{random_seed} ||= $exit->random_seed;	2849	$rmp->{random_seed} ||= $exit->random_seed;
2587		2850
2588	my $data = cf::to_json $rmp;	2851	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2852	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2853	my $meta = "$RANDOMDIR/$md5.meta";
2591		2854
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2855	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2856	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2857	undef $fh;
2595	aio_rename "$meta~", $meta;	2858	aio_rename "$meta~", $meta;
2596		2859
		2860	my $slaying = "?random/$md5";
		2861
		2862	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2863	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2864	$exit->msg (undef);
		2865	}
2599	}	2866	}
2600	}	2867	}
2601		2868
2602	sub cf::object::player::enter_exit {	2869	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2870	my ($self, $exit) = @_;
2604		2871
2605	return unless $self->type == cf::PLAYER;	2872	return unless $self->type == cf::PLAYER;
2606		2873
2607	if ($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;	2874	$self->enter_link;
2619		2875
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 {	2876	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2877	$Coro::current->{desc} = "enter_exit";
2626		2878
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2879	unless (eval {
		2880	$self->deactivate_recursive; # just to be sure
		2881
		2882	# random map handling
		2883	{
		2884	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2885
		2886	prepare_random_map $exit
		2887	if $exit->slaying eq "/!";
		2888	}
		2889
		2890	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2891	my $x = $exit->stats->hp;
		2892	my $y = $exit->stats->sp;
		2893
2629	$self->goto ($slaying, $hp, $sp);	2894	$self->goto ($map, $x, $y);
2630		2895
		2896	# if exit is damned, update players death & WoR home-position
		2897	$self->contr->savebed ($map, $x, $y)
		2898	if $exit->flag (cf::FLAG_DAMNED);
		2899
2631	1;	2900	1
2632	}) {	2901	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2902	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2903	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2904	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2905	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2906
2638	warn "ERROR in enter_exit: $@";	2907	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	2908	$self->leave_link;
2640	}	2909	}
2641	})->prio (1);	2910	})->prio (1);
2642	}	2911	}
2643		2912
…		…
2655	sub cf::client::send_drawinfo {	2924	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2925	my ($self, $text, $flags) = @_;
2657		2926
2658	utf8::encode $text;	2927	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2928	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2929	}
		2930
		2931	=item $client->send_big_packet ($pkt)
		2932
		2933	Like C<send_packet>, but tries to compress large packets, and fragments
		2934	them as required.
		2935
		2936	=cut
		2937
		2938	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2939
		2940	sub cf::client::send_big_packet {
		2941	my ($self, $pkt) = @_;
		2942
		2943	# try lzf for large packets
		2944	$pkt = "lzf " . Compress::LZF::compress $pkt
		2945	if 1024 <= length $pkt and $self->{can_lzf};
		2946
		2947	# split very large packets
		2948	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2949	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2950	$pkt = "frag";
		2951	}
		2952
		2953	$self->send_packet ($pkt);
2660	}	2954	}
2661		2955
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2956	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2957
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2958	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2960	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2961	the message unless the client supports the msg packet.
2668		2962
2669	=cut	2963	=cut
2670		2964
		2965	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2966	our %CHANNEL = (
		2967	"c/motd" => {
		2968	id => "infobox",
		2969	title => "MOTD",
		2970	reply => undef,
		2971	tooltip => "The message of the day",
		2972	},
2672	"c/identify" => {	2973	"c/identify" => {
2673	id => "infobox",	2974	id => "infobox",
2674	title => "Identify",	2975	title => "Identify",
2675	reply => undef,	2976	reply => undef,
2676	tooltip => "Items recently identified",	2977	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2979	"c/examine" => {
2679	id => "infobox",	2980	id => "infobox",
2680	title => "Examine",	2981	title => "Examine",
2681	reply => undef,	2982	reply => undef,
2682	tooltip => "Signs and other items you examined",	2983	tooltip => "Signs and other items you examined",
		2984	},
		2985	"c/shopinfo" => {
		2986	id => "infobox",
		2987	title => "Shop Info",
		2988	reply => undef,
		2989	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2990	},
2684	"c/book" => {	2991	"c/book" => {
2685	id => "infobox",	2992	id => "infobox",
2686	title => "Book",	2993	title => "Book",
2687	reply => undef,	2994	reply => undef,
…		…
2691	id => "infobox",	2998	id => "infobox",
2692	title => "Look",	2999	title => "Look",
2693	reply => undef,	3000	reply => undef,
2694	tooltip => "What you saw there",	3001	tooltip => "What you saw there",
2695	},	3002	},
		3003	"c/who" => {
		3004	id => "infobox",
		3005	title => "Players",
		3006	reply => undef,
		3007	tooltip => "Shows players who are currently online",
		3008	},
		3009	"c/body" => {
		3010	id => "infobox",
		3011	title => "Body Parts",
		3012	reply => undef,
		3013	tooltip => "Shows which body parts you posess and are available",
		3014	},
		3015	"c/statistics" => {
		3016	id => "infobox",
		3017	title => "Statistics",
		3018	reply => undef,
		3019	tooltip => "Shows your primary statistics",
		3020	},
		3021	"c/skills" => {
		3022	id => "infobox",
		3023	title => "Skills",
		3024	reply => undef,
		3025	tooltip => "Shows your experience per skill and item power",
		3026	},
		3027	"c/shopitems" => {
		3028	id => "infobox",
		3029	title => "Shop Items",
		3030	reply => undef,
		3031	tooltip => "Shows the items currently for sale in this shop",
		3032	},
		3033	"c/resistances" => {
		3034	id => "infobox",
		3035	title => "Resistances",
		3036	reply => undef,
		3037	tooltip => "Shows your resistances",
		3038	},
		3039	"c/pets" => {
		3040	id => "infobox",
		3041	title => "Pets",
		3042	reply => undef,
		3043	tooltip => "Shows information abotu your pets/a specific pet",
		3044	},
		3045	"c/perceiveself" => {
		3046	id => "infobox",
		3047	title => "Perceive Self",
		3048	reply => undef,
		3049	tooltip => "You gained detailed knowledge about yourself",
		3050	},
		3051	"c/uptime" => {
		3052	id => "infobox",
		3053	title => "Uptime",
		3054	reply => undef,
		3055	tooltip => "How long the server has been running since last restart",
		3056	},
		3057	"c/mapinfo" => {
		3058	id => "infobox",
		3059	title => "Map Info",
		3060	reply => undef,
		3061	tooltip => "Information related to the maps",
		3062	},
		3063	"c/party" => {
		3064	id => "party",
		3065	title => "Party",
		3066	reply => "gsay ",
		3067	tooltip => "Messages and chat related to your party",
		3068	},
		3069	"c/death" => {
		3070	id => "death",
		3071	title => "Death",
		3072	reply => undef,
		3073	tooltip => "Reason for and more info about your most recent death",
		3074	},
		3075	"c/say" => $SAY_CHANNEL,
		3076	"c/chat" => $CHAT_CHANNEL,
2696	);	3077	);
2697		3078
2698	sub cf::client::send_msg {	3079	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	3080	my ($self, $channel, $msg, $color, @extra) = @_;
2700		3081
2701	$msg = $self->pl->expand_cfpod ($msg);	3082	$msg = $self->pl->expand_cfpod ($msg)
		3083	unless $color & cf::NDI_VERBATIM;
2702		3084
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	3085	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		3086
2705	# check predefined channels, for the benefit of C	3087	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	3088	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	3089	$channel = $CHANNEL{$channel};
2708		3090
2709	$self->ext_msg (channel_info => $channel)	3091	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	3092	$channel = $channel->{id};
2713		3093
2714	} elsif (ref $channel) {	3094	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	3095	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	3096	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	3097	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	3098	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	3099	}
2721		3100
2722	$channel = $channel->{id};	3101	$channel = $channel->{id};
2723	}	3102	}
2724		3103
2725	return unless @extra || length $msg;	3104	return unless @extra || length $msg;
2726		3105
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3106	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3107	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3108	if $color & cf::NDI_DEF;
2731		3109
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3110	my $pkt = "msg "
		3111	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3112	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3113	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3114
2746	$color &= cf::NDI_COLOR_MASK;	3115	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3116	}
2760		3117
2761	=item $client->ext_msg ($type, @msg)	3118	=item $client->ext_msg ($type, @msg)
2762		3119
2763	Sends an ext event to the client.	3120	Sends an ext event to the client.
…		…
2766		3123
2767	sub cf::client::ext_msg($$@) {	3124	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3125	my ($self, $type, @msg) = @_;
2769		3126
2770	if ($self->extcmd == 2) {	3127	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3128	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove	3129	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";	3130	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}	3132	}
2776	}	3133	}
2777		3134
2778	=item $client->ext_reply ($msgid, @msg)	3135	=item $client->ext_reply ($msgid, @msg)
2779		3136
…		…
2783		3140
2784	sub cf::client::ext_reply($$@) {	3141	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;	3142	my ($self, $id, @msg) = @_;
2786		3143
2787	if ($self->extcmd == 2) {	3144	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3145	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {	3146	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove	3147	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;	3148	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3149	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}	3150	}
2794	}	3151	}
2795		3152
2796	=item $success = $client->query ($flags, "text", \&cb)	3153	=item $success = $client->query ($flags, "text", \&cb)
2797		3154
…		…
2868		3225
2869	$ns->ext_reply ($reply, @reply)	3226	$ns->ext_reply ($reply, @reply)
2870	if $reply;	3227	if $reply;
2871		3228
2872	} else {	3229	} else {
2873	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3230	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2874	}	3231	}
2875		3232
2876	cf::override;	3233	cf::override;
2877	},	3234	},
2878	);	3235	);
…		…
2898		3255
2899	$coro	3256	$coro
2900	}	3257	}
2901		3258
2902	cf::client->attach (	3259	cf::client->attach (
2903	on_destroy => sub {	3260	on_client_destroy => sub {
2904	my ($ns) = @_;	3261	my ($ns) = @_;
2905		3262
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3263	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3264	},
2908	);	3265	);
…		…
2924	our $safe_hole = new Safe::Hole;	3281	our $safe_hole = new Safe::Hole;
2925		3282
2926	$SIG{FPE} = 'IGNORE';	3283	$SIG{FPE} = 'IGNORE';
2927		3284
2928	$safe->permit_only (Opcode::opset qw(	3285	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3286	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3287	grepstart grepwhile mapstart mapwhile
2931	sort time	3288	sort time
2932	));	3289	));
2933		3290
2934	# here we export the classes and methods available to script code	3291	# here we export the classes and methods available to script code
…		…
2937		3294
2938	The following functions and methods are available within a safe environment:	3295	The following functions and methods are available within a safe environment:
2939		3296
2940	cf::object	3297	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3298	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3299	insert remove name archname title slaying race decrease split
		3300	value
2943		3301
2944	cf::object::player	3302	cf::object::player
2945	player	3303	player
2946		3304
2947	cf::player	3305	cf::player
…		…
2952		3310
2953	=cut	3311	=cut
2954		3312
2955	for (	3313	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3314	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3315	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3316	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3317	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3318	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3319	["cf::map" => qw(trigger)],
2962	) {	3320	) {
2963	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3321	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3322	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2966	for @funs;	3323	for @funs;
2967	}	3324	}
2968		3325
…		…
2983		3340
2984	my $qcode = $code;	3341	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3342	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3343	$qcode =~ s/\n/\\n/g;
2987		3344
		3345	%vars = (_dummy => 0) unless %vars;
		3346
		3347	my @res;
2988	local $_;	3348	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3349
2991	my $eval =	3350	my $eval =
2992	"do {\n"	3351	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3352	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3353	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3354	. $code
2996	. "\n}"	3355	. "\n}"
2997	;	3356	;
2998		3357
		3358	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3359	sub_generation_inc;
		3360	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3361	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	sub_generation_inc;	3362	sub_generation_inc;
		3363	} else {
		3364	local @cf::_safe_eval_args = values %vars;
		3365	@res = wantarray ? eval eval : scalar eval $eval;
		3366	}
3002		3367
3003	if ($@) {	3368	if ($@) {
3004	warn "$@";	3369	warn "$@",
3005	warn "while executing safe code '$code'\n";	3370	"while executing safe code '$code'\n",
3006	warn "with arguments " . (join " ", %vars) . "\n";	3371	"with arguments " . (join " ", %vars) . "\n";
3007	}	3372	}
3008		3373
3009	wantarray ? @res : $res[0]	3374	wantarray ? @res : $res[0]
3010	}	3375	}
3011		3376
…		…
3025	=cut	3390	=cut
3026		3391
3027	sub register_script_function {	3392	sub register_script_function {
3028	my ($fun, $cb) = @_;	3393	my ($fun, $cb) = @_;
3029		3394
3030	no strict 'refs';	3395	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3396	*$fun = $safe_hole->wrap ($cb);
3032	}	3397	}
3033		3398
3034	=back	3399	=back
3035		3400
3036	=cut	3401	=cut
…		…
3045	# for this (global event?)	3410	# for this (global event?)
3046	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
3047		3412
3048	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3049		3414
3050	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
3051		3416
3052	my $facedata;
3053	0 < aio_load $path, $facedata	3417	0 < aio_load $path, my $facedata
3054	or die "$path: $!";	3418	or die "$path: $!";
3055		3419
3056	$facedata = Coro::Storable::thaw $facedata;	3420	$facedata = Coro::Storable::thaw $facedata;
3057		3421
3058	$facedata->{version} == 2	3422	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3423	or cf::cleanup "$path: version mismatch, cannot proceed.";
3060		3424
3061	# patch in the exptable	3425	# patch in the exptable
		3426	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3062	$facedata->{resource}{"res/exp_table"} = {	3427	$facedata->{resource}{"res/exp_table"} = {
3063	type => FT_RSRC,	3428	type => FT_RSRC,
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3429	data => $exp_table,
		3430	hash => (Digest::MD5::md5 $exp_table),
3065	};	3431	};
3066	cf::cede_to_tick;	3432	cf::cede_to_tick;
3067		3433
3068	{	3434	{
3069	my $faces = $facedata->{faceinfo};	3435	my $faces = $facedata->{faceinfo};
3070		3436
3071	while (my ($face, $info) = each %$faces) {	3437	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3438	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3439
3073	cf::face::set_visibility $idx, $info->{visibility};	3440	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3441	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3442	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3443	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3077		3444
3078	cf::cede_to_tick;	3445	cf::cede_to_tick;
3079	}	3446	}
3080		3447
3081	while (my ($face, $info) = each %$faces) {	3448	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3449	next unless $info->{smooth};
		3450
3083	my $idx = cf::face::find $face	3451	my $idx = cf::face::find $face
3084	or next;	3452	or next;
		3453
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3454	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3455	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3456	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3457	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3458	error "smooth face '$info->{smooth}' not found for face '$face'";
3090	}	3459	}
3091		3460
3092	cf::cede_to_tick;	3461	cf::cede_to_tick;
3093	}	3462	}
3094	}	3463	}
…		…
3103		3472
3104	cf::anim::invalidate_all; # d'oh	3473	cf::anim::invalidate_all; # d'oh
3105	}	3474	}
3106		3475
3107	{	3476	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3477	my $res = $facedata->{resource};
3111		3478
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3479	while (my ($name, $info) = each %$res) {
		3480	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3481	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3482
3118	if ($info->{type} & 1) {	3483	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3119	# prepend meta info	3484	cf::face::set_type $idx, $info->{type};
3120
3121	my $meta = $enc->encode ({
3122	name => $name,
3123	%{ $info->{meta} || {} },
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3485	} else {
3128	$data = $info->{data};	3486	$RESOURCE{$name} = $info; # unused
3129	}	3487	}
3130		3488
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3489	cf::cede_to_tick;
3135	}	3490	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3491	}
		3492
		3493	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3494
3156	1	3495	1
3157	}	3496	}
3158		3497
3159	register_exticmd fx_want => sub {	3498	register_exticmd fx_want => sub {
…		…
3161		3500
3162	while (my ($k, $v) = each %$want) {	3501	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3502	$ns->fx_want ($k, $v);
3164	}	3503	}
3165	};	3504	};
		3505
		3506	sub load_resource_file($) {
		3507	my $guard = lock_acquire "load_resource_file";
		3508
		3509	my $status = load_resource_file_ $_[0];
		3510	get_slot 0.1, 100;
		3511	cf::arch::commit_load;
		3512
		3513	$status
		3514	}
3166		3515
3167	sub reload_regions {	3516	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3518	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3533	}
3185		3534
3186	sub reload_archetypes {	3535	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3536	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3537	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3538	}
3195		3539
3196	sub reload_treasures {	3540	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3541	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3542	or die "unable to load treasurelists\n";
3199	}	3543	}
3200		3544
		3545	sub reload_sound {
		3546	trace "loading sound config from $DATADIR/sound\n";
		3547
		3548	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3549	or die "$DATADIR/sound $!";
		3550
		3551	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3552
		3553	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3554	my $sound = $soundconf->{compat}[$_]
		3555	or next;
		3556
		3557	my $face = cf::face::find "sound/$sound->[1]";
		3558	cf::sound::set $sound->[0] => $face;
		3559	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3560	}
		3561
		3562	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3563	my $face = cf::face::find "sound/$v";
		3564	cf::sound::set $k => $face;
		3565	}
		3566	}
		3567
3201	sub reload_resources {	3568	sub reload_resources {
3202	warn "reloading resource files...\n";	3569	trace "reloading resource files...\n";
3203		3570
		3571	reload_exp_table;
		3572	reload_materials;
		3573	reload_facedata;
		3574	reload_sound;
		3575	reload_archetypes;
3204	reload_regions;	3576	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3577	reload_treasures;
3209		3578
3210	warn "finished reloading resource files\n";	3579	trace "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3580	}
3216		3581
3217	sub reload_config {	3582	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3583	trace "reloading config file...\n";
3219	or return;
3220		3584
3221	local $/;	3585	0 < aio_load "$CONFDIR/config", my $config
3222	*CFG = YAML::Syck::Load <$fh>;	3586	or die "$CONFDIR/config: $!";
3223		3587
		3588	utf8::decode $config;
		3589	*CFG = yaml_load $config;
		3590
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3591	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3225		3592
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3593	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3594	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3228		3595
3229	if (exists $CFG{mlockall}) {	3596	if (exists $CFG{mlockall}) {
…		…
3233	};	3600	};
3234	warn $@ if $@;	3601	warn $@ if $@;
3235	}	3602	}
3236	}	3603	}
3237		3604
		3605	sub pidfile() {
		3606	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3607	or die "$PIDFILE: $!";
		3608	flock $fh, &Fcntl::LOCK_EX
		3609	or die "$PIDFILE: flock: $!";
		3610	$fh
		3611	}
		3612
		3613	# make sure only one server instance is running at any one time
		3614	sub atomic {
		3615	my $fh = pidfile;
		3616
		3617	my $pid = <$fh>;
		3618	kill 9, $pid if $pid > 0;
		3619
		3620	seek $fh, 0, 0;
		3621	print $fh $$;
		3622	}
		3623
		3624	sub main_loop {
		3625	trace "EV::loop starting\n";
		3626	if (1) {
		3627	EV::loop;
		3628	}
		3629	trace "EV::loop returned\n";
		3630	goto &main_loop unless $REALLY_UNLOOP;
		3631	}
		3632
3238	sub main {	3633	sub main {
		3634	cf::init_globals; # initialise logging
		3635
		3636	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3637	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3638	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3639	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3640
		3641	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3642
3239	# we must not ever block the main coroutine	3643	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3644	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3645	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3646	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3647	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3648	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3649	})->prio (Coro::PRIO_MAX);
3246	};	3650	};
3247		3651
		3652	evthread_start IO::AIO::poll_fileno;
		3653
		3654	cf::sync_job {
		3655	cf::incloader::init ();
		3656
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662
		3663	reload_resources;
3248	reload_config;	3664	reload_config;
3249	db_init;	3665	db_init;
		3666
		3667	cf::init_uuid;
		3668	cf::init_signals;
		3669	cf::init_skills;
		3670
		3671	cf::init_beforeplay;
		3672
		3673	atomic;
		3674
3250	load_extensions;	3675	load_extensions;
3251		3676
3252	$TICK_WATCHER->start;	3677	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3678
		3679	# no (long-running) fork's whatsoever before this point(!)
		3680	use POSIX ();
		3681	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3682
		3683	cf::_post_init 0;
		3684	};
		3685
		3686	cf::object::thawer::errors_are_fatal 0;
		3687	info "parse errors in files are no longer fatal from this point on.\n";
		3688
		3689	my $free_main; $free_main = EV::idle sub {
		3690	undef $free_main;
		3691	undef &main; # free gobs of memory :)
		3692	};
		3693
		3694	goto &main_loop;
3254	}	3695	}
3255		3696
3256	#############################################################################	3697	#############################################################################
3257	# initialisation and cleanup	3698	# initialisation and cleanup
3258		3699
3259	# install some emergency cleanup handlers	3700	# install some emergency cleanup handlers
3260	BEGIN {	3701	BEGIN {
		3702	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3703	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3704	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3705	cf::cleanup "SIG$signal";
3269	},
3270	);	3706	};
3271	}	3707	}
3272	}	3708	}
3273		3709
3274	sub write_runtime {	3710	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3711	my $t0 = AE::time;
3276		3712
3277	# first touch the runtime file to show we are still running:	3713	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3714	# the fsync below can take a very very long time.
3279		3715
3280	IO::AIO::aio_utime $runtime, undef, undef;	3716	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3717
3282	my $guard = cf::lock_acquire "write_runtime";	3718	my $guard = cf::lock_acquire "write_runtime";
3283		3719
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3720	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	3721	or return;
3286		3722
3287	my $value = $cf::RUNTIME + 90 + 10;	3723	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3724	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3725	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3735	aio_utime $fh, undef, undef;
3300		3736
3301	close $fh	3737	close $fh
3302	or return;	3738	or return;
3303		3739
3304	aio_rename "$runtime~", $runtime	3740	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3741	and return;
3306		3742
3307	warn "runtime file written.\n";	3743	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		3744
3309	1	3745	1
		3746	}
		3747
		3748	our $uuid_lock;
		3749	our $uuid_skip;
		3750
		3751	sub write_uuid_sync($) {
		3752	$uuid_skip ||= $_[0];
		3753
		3754	return if $uuid_lock;
		3755	local $uuid_lock = 1;
		3756
		3757	my $uuid = "$LOCALDIR/uuid";
		3758
		3759	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3760	or return;
		3761
		3762	my $value = uuid_seq uuid_cur;
		3763
		3764	unless ($value) {
		3765	info "cowardly refusing to write zero uuid value!\n";
		3766	return;
		3767	}
		3768
		3769	my $value = uuid_str $value + $uuid_skip;
		3770	$uuid_skip = 0;
		3771
		3772	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3773	and return;
		3774
		3775	# always fsync - this file is important
		3776	aio_fsync $fh
		3777	and return;
		3778
		3779	close $fh
		3780	or return;
		3781
		3782	aio_rename "$uuid~", $uuid
		3783	and return;
		3784
		3785	trace "uuid file written ($value).\n";
		3786
		3787	1
		3788
		3789	}
		3790
		3791	sub write_uuid($$) {
		3792	my ($skip, $sync) = @_;
		3793
		3794	$sync ? write_uuid_sync $skip
		3795	: async { write_uuid_sync $skip };
3310	}	3796	}
3311		3797
3312	sub emergency_save() {	3798	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3799	my $freeze_guard = cf::freeze_mainloop;
3314		3800
3315	warn "enter emergency perl save\n";	3801	info "emergency_perl_save: enter\n";
		3802
		3803	# this is a trade-off: we want to be very quick here, so
		3804	# save all maps without fsync, and later call a global sync
		3805	# (which in turn might be very very slow)
		3806	local $USE_FSYNC = 0;
3316		3807
3317	cf::sync_job {	3808	cf::sync_job {
		3809	cf::write_runtime_sync; # external watchdog should not bark
		3810
3318	# use a peculiar iteration method to avoid tripping on perl	3811	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3812	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3813	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3814	info "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3815	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3816	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3817	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3818	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3819	$pl->save;
3327	}	3820	}
3328	warn "end emergency player save\n";	3821	info "emergency_perl_save: end player save\n";
3329		3822
3330	warn "begin emergency map save\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3826	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3827	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3828	$map->valid or next;
3334	$map->save;	3829	$map->save;
3335	}	3830	}
3336	warn "end emergency map save\n";	3831	info "emergency_perl_save: end map save\n";
3337		3832
3338	warn "begin emergency database checkpoint\n";	3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	info "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3836	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3837	info "emergency_perl_save: end database checkpoint\n";
		3838
		3839	info "emergency_perl_save: begin write uuid\n";
		3840	write_uuid_sync 1;
		3841	info "emergency_perl_save: end write uuid\n";
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: syncing database to disk";
		3846	BDB::db_env_txn_checkpoint $DB_ENV;
		3847
		3848	info "emergency_perl_save: starting sync\n";
		3849	IO::AIO::aio_sync sub {
		3850	info "emergency_perl_save: finished sync\n";
		3851	};
		3852
		3853	cf::write_runtime_sync; # external watchdog should not bark
		3854
		3855	trace "emergency_perl_save: flushing outstanding aio requests";
		3856	while (IO::AIO::nreqs || BDB::nreqs) {
		3857	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3858	}
		3859
		3860	cf::write_runtime_sync; # external watchdog should not bark
3341	};	3861	};
3342		3862
3343	warn "leave emergency perl save\n";	3863	info "emergency_perl_save: leave\n";
3344	}	3864	}
3345		3865
3346	sub post_cleanup {	3866	sub post_cleanup {
3347	my ($make_core) = @_;	3867	my ($make_core) = @_;
3348		3868
		3869	IO::AIO::flush;
		3870
3349	warn Carp::longmess "post_cleanup backtrace"	3871	error Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3872	if $make_core;
		3873
		3874	my $fh = pidfile;
		3875	unlink $PIDFILE if <$fh> == $$;
		3876	}
		3877
		3878	# a safer delete_package, copied from Symbol
		3879	sub clear_package($) {
		3880	my $pkg = shift;
		3881
		3882	# expand to full symbol table name if needed
		3883	unless ($pkg =~ /^main::.*::$/) {
		3884	$pkg = "main$pkg" if $pkg =~ /^::/;
		3885	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3886	$pkg .= '::' unless $pkg =~ /::$/;
		3887	}
		3888
		3889	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3890	my $stem_symtab = *{$stem}{HASH};
		3891
		3892	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3893	or return;
		3894
		3895	# clear all symbols
		3896	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3897	for my $name (keys %$leaf_symtab) {
		3898	_gv_clear *{"$pkg$name"};
		3899	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3900	}
3351	}	3901	}
3352		3902
3353	sub do_reload_perl() {	3903	sub do_reload_perl() {
3354	# can/must only be called in main	3904	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3905	unless (in_main) {
3356	warn "can only reload from main coroutine";	3906	error "can only reload from main coroutine";
3357	return;	3907	return;
3358	}	3908	}
3359		3909
3360	warn "reloading...";	3910	return if $RELOAD++;
3361		3911
3362	warn "entering sync_job";	3912	my $t1 = AE::time;
3363		3913
		3914	while ($RELOAD) {
		3915	cf::get_slot 0.1, -1, "reload_perl";
		3916	info "perl_reload: reloading...";
		3917
		3918	trace "perl_reload: entering sync_job";
		3919
3364	cf::sync_job {	3920	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark
3366	cf::emergency_save;	3921	#cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark
3368		3922
3369	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;
3371
3372	# if anything goes wrong in here, we should simply crash as we already saved
3373
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;
3385	warn "iterate...";
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";	3923	trace "perl_reload: cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();	3925	%EXT_CORO = ();
3393		3926
3394	warn "removing commands";	3927	trace "perl_reload: removing commands";
3395	%COMMAND = ();	3928	%COMMAND = ();
3396		3929
3397	warn "removing ext/exti commands";	3930	trace "perl_reload: removing ext/exti commands";
3398	%EXTCMD = ();	3931	%EXTCMD = ();
3399	%EXTICMD = ();	3932	%EXTICMD = ();
3400		3933
3401	warn "unloading/nuking all extensions";	3934	trace "perl_reload: unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3404		3937
3405	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3406	eval {	3939	eval {
3407	$cb->($pkg);	3940	$cb->($pkg);
3408	1	3941	1
3409	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3410	}	3947	}
3411		3948
3412	warn "... nuking $pkg";
3413	Symbol::delete_package $pkg;
3414	}
3415
3416	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3417	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3952
3420	warn "... unloading $k";	3953	trace "... unloading $k";
3421	delete $INC{$k};	3954	delete $INC{$k};
3422		3955
3423	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3425		3958
3426	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3427	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3428	}	3964	}
3429		3965
3430	Symbol::delete_package $k;
3431	}
3432
3433	warn "getting rid of safe::, as good as possible";	3966	trace "perl_reload: getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3969
3437	warn "unloading cf.pm \"a bit\"";	3970	trace "perl_reload: unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		3973
3441	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3975	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3444		3977
3445	warn "unload completed, starting to reload now";	3978	info "perl_reload: unload completed, starting to reload now";
3446		3979
3447	warn "reloading cf.pm";	3980	trace "perl_reload: reloading cf.pm";
3448	require cf;	3981	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3450		3983
3451	warn "loading config and database again";	3984	trace "perl_reload: loading config and database again";
3452	cf::reload_config;	3985	cf::reload_config;
3453		3986
3454	warn "loading extensions";	3987	trace "perl_reload: loading extensions";
3455	cf::load_extensions;	3988	cf::load_extensions;
3456		3989
		3990	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3991	trace "perl_reload: reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3993	trace "perl_reload: reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3995	trace "perl_reload: reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3463		3998
3464	warn "leaving sync_job";	3999	cf::_post_init 1;
3465		4000
		4001	trace "perl_reload: leaving sync_job";
		4002
3466	1	4003	1
3467	} or do {	4004	} or do {
3468	warn $@;	4005	error $@;
3469	warn "error while reloading, exiting.";	4006	cf::cleanup "perl_reload: error, exiting.";
3470	exit 1;	4007	};
		4008
		4009	--$RELOAD;
3471	};	4010	}
3472		4011
3473	warn "reloaded";	4012	$t1 = AE::time - $t1;
		4013	info "perl_reload: completed in ${t1}s\n";
3474	};	4014	};
3475		4015
3476	our $RELOAD_WATCHER; # used only during reload	4016	our $RELOAD_WATCHER; # used only during reload
3477		4017
3478	sub reload_perl() {	4018	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	4019	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	4020	# coro crashes during coro_state_free->destroy here.
3481		4021
3482	$RELOAD_WATCHER ||= Event->timer (	4022	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	4023	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	4024
3485	data => WF_AUTOCANCEL,	4025	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	4026	do_reload_perl;
3488	undef $RELOAD_WATCHER;	4027	undef $RELOAD_WATCHER;
3489	},	4028	};
3490	);	4029	};
3491	}	4030	}
3492		4031
3493	register_command "reload" => sub {	4032	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	4033	my ($who, $arg) = @_;
3495		4034
…		…
3500	reload_perl;	4039	reload_perl;
3501	};	4040	};
3502	}	4041	}
3503	};	4042	};
3504		4043
3505	unshift @INC, $LIBDIR;	4044	#############################################################################
3506		4045
3507	my $bug_warning = 0;	4046	my $bug_warning = 0;
3508		4047
3509	our @WAIT_FOR_TICK;	4048	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	4049	our @WAIT_FOR_TICK_BEGIN;
3511		4050
3512	sub wait_for_tick {	4051	sub wait_for_tick() {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	4052	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3515		4053
3516	my $signal = new Coro::Signal;	4054	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	4055	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	4056	$signal->wait;
3519	}	4057	}
3520		4058
3521	sub wait_for_tick_begin {	4059	sub wait_for_tick_begin() {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	4060	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3524		4061
3525	my $signal = new Coro::Signal;	4062	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	4063	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	4064	$signal->wait;
3528	}	4065	}
3529		4066
3530	$TICK_WATCHER = Event->timer (	4067	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	4068	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4069	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	4070	unless ++$bug_warning > 10;
3540	return;	4071	return;
3541	}	4072	}
3542		4073
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	4074	cf::server_tick; # one server iteration
3546		4075
3547	$RUNTIME += $TICK;	4076	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3548	$NEXT_TICK += $TICK;
3549		4077
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4078	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	4079	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	4080	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	4081	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	4082	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	4083	or error "ERROR: unable to write runtime file: $!";
3556	};
3557	}	4084	};
		4085	}
3558		4086
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4087	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	4088	$sig->send;
3561	}	4089	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	4090	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	4091	$sig->send;
3564	}	4092	}
3565		4093
3566	$NOW = Event::time;	4094	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4095	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		4096
3577	_post_tick;	4097	if (0) {
		4098	if ($NEXT_TICK) {
		4099	my $jitter = $TICK_START - $NEXT_TICK;
		4100	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4101	debug "jitter $JITTER\n";#d#
		4102	}
3578	},	4103	}
3579	);	4104	}
3580		4105
3581	{	4106	{
		4107	# configure BDB
		4108
3582	BDB::min_parallel 8;	4109	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	4110	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	4111	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		4112
3608	unless ($DB_ENV) {	4113	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	4114	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4115	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	4116	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4117	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4118	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4119	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4120
3615	cf::sync_job {	4121	cf::sync_job {
3616	eval {	4122	eval {
…		…
3626		4132
3627	cf::cleanup "db_env_open(db): $@" if $@;	4133	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4134	};
3629	}	4135	}
3630		4136
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4137	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4138	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4139	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4140	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4141	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4142	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4143	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4144	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4145	};
3661	}	4146	}
3662		4147
3663	{	4148	{
		4149	# configure IO::AIO
		4150
3664	IO::AIO::min_parallel 8;	4151	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4152	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4153	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4154	}
3677		4155
3678	my $_log_backtrace;	4156	our $_log_backtrace;
		4157	our $_log_backtrace_last;
3679		4158
3680	sub _log_backtrace {	4159	sub _log_backtrace {
3681	my ($msg, @addr) = @_;	4160	my ($msg, @addr) = @_;
3682		4161
3683	$msg =~ s/\n//;	4162	$msg =~ s/\n$//;
3684		4163
		4164	if ($_log_backtrace_last eq $msg) {
		4165	LOG llevInfo, "[ABT] $msg\n";
		4166	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3685	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4168	} elsif ($_log_backtrace < 2) {
		4169	$_log_backtrace_last = $msg;
3687	++$_log_backtrace;	4170	++$_log_backtrace;
		4171	my $perl_bt = Carp::longmess $msg;
3688	async {	4172	async {
3689	$Coro::current->{desc} = "abt $msg";	4173	$Coro::current->{desc} = "abt $msg";
3690		4174
3691	my @bt = fork_call {	4175	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4176	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4187	}
3704		4188
3705	@funcs	4189	@funcs
3706	};	4190	};
3707		4191
3708	LOG llevInfo, "[ABT] $msg\n";	4192	LOG llevInfo, "[ABT] $perl_bt\n";
		4193	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4194	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4195	--$_log_backtrace;
3711	};	4196	};
3712	} else {	4197	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4198	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4199	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3715	}	4200	}
3716	}	4201	}
3717		4202
3718	# load additional modules	4203	# load additional modules
3719	use cf::pod;	4204	require "cf/$_.pm" for @EXTRA_MODULES;
		4205	cf::_connect_to_perl_2;
3720		4206
3721	END { cf::emergency_save }	4207	END { cf::emergency_save }
3722		4208
3723	1	4209	1
3724		4210

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