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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.320 by root, Tue Jul 24 22:49:40 2007 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		184
119	#############################################################################	185	#############################################################################
120		186
121	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
122		188
…		…
158		224
159	The raw value load value from the last tick.	225	The raw value load value from the last tick.
160		226
161	=item %cf::CFG	227	=item %cf::CFG
162		228
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	230	from wherever your confdir points to.
165		231
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		233
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		237
172	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
173		239
174	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	242	that call.
177		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
178	=back	250	=back
179		251
180	=cut	252	=cut
181		253
182	BEGIN {	254	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	255	my $msg = join "", @_;
185		256
186	$msg .= "\n"	257	$msg .= "\n"
187	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
188		259
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		261
191	utf8::encode $msg;
192	LOG llevError, $msg;	262	LOG llevError, $msg;
193	};	263	};
194	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
195		278
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	289	for my $pkg (qw(
207	cf::global cf::attachable	290	cf::global cf::attachable
208	cf::object cf::object::player	291	cf::object cf::object::player
209	cf::client cf::player	292	cf::client cf::player
210	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
211	cf::map cf::party cf::region	295	cf::party cf::region
212	)) {	296	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	298	}
216		299
217	$Event::DIED = sub {	300	$EV::DIED = sub {
218	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
219	};	302	};
220		303
221	#############################################################################	304	#############################################################################
222		305
223	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	329	$d
247	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
248	}	331	}
249		332
250	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
251		334
252	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
253		336
254	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
255		338
256	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
257		340
258	=cut	341	=cut
259		342
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		344
262	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
264		361
265	=item cf::lock_wait $string	362	=item cf::lock_wait $string
266		363
267	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
268		365
269	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
270		367
271	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
274	returned.	371	returned.
275		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
276	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
278		378
279	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
280		380
281	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
282		382
283	=cut	383	=cut
284		384
285	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
286		386
287	sub lock_wait($) {	387	sub lock_wait($) {
288	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	389	}
296		390
297	sub lock_acquire($) {	391	sub lock_acquire($) {
298	my ($key) = @_;	392	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	393	}
310		394
311	sub lock_active($) {	395	sub lock_active($) {
312	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	397	}
316		398
317	sub freeze_mainloop {	399	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
319		401
320	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	403	}
322	};	404
323	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
324	$guard	406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
325	}	418	}
326		419
327	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
328		421
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		430
338	=cut	431	=cut
339		432
340	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
342		436
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
345	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
346		443
347	while () {	444	while () {
348	next_job:	445	next_job:
		446
349	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	448
351	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	453	$job->[2]->send;
355	Coro::cede;	454	Coro::cede;
356	goto next_job;	455	goto next_job;
357	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	458	}
359	}	459	}
360		460
361	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	464	$signal->wait;
365	} else {	465	} else {
		466	$busy = 0;
366	Coro::schedule;	467	Coro::schedule;
367	}	468	}
368	}	469	}
369	};	470	};
370		471
371	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
372	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
373		476
374	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
375	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
376		480
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
390		494
391	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
392		496
393	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
394		498
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	502	acceptable.
399		503
400	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		510
407	sub sync_job(&) {	511	sub sync_job(&) {
408	my ($job) = @_;	512	my ($job) = @_;
409		513
410	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	515	my $time = AE::time;
412		516
413	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
415		519
416	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	521
418	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
419		523
420	my $busy = 1;	524	my $busy = 1;
421	my @res;	525	my @res;
422		526
423	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	529	@res = eval { $job->() };
425	warn $@ if $@;	530	warn $@ if $@;
426	undef $busy;	531	undef $busy;
427	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
428		533
429	while ($busy) {	534	while ($busy) {
430	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
431	}	539	}
		540	}
432		541
433	$time = Event::time - $time;	542	my $time = AE::time - $time;
434		543
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
439		545
440	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
441	} else {	547	} else {
442	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
443		549
…		…
468	=item fork_call { }, $args	574	=item fork_call { }, $args
469		575
470	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
474		580
475	=cut	581	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		582
486	sub fork_call(&@) {	583	sub fork_call(&@) {
487	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
488		585
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		589
494	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	591	reset_signals;
508	local $SIG{__WARN__};	592	&$cb
509	local $SIG{__DIE__};	593	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		594
516	eval {	595	wantarray ? @res : $res[-1]
517	close $fh1;	596	}
518		597
519	my @res = eval { $cb->(@args) };	598	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
528	}	634	}
529		635
530	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
531		637
532	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
535		641
536	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
539	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
540		668
541	our $DB;	669	our $DB;
542		670
543	sub db_init {	671	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	672	cf::sync_job {
548	eval {	673	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	674	};
558	}	675	}
559		676
560	sub db_get($$) {	677	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
562		679
…		…
612	if (1) {	729	if (1) {
613	$md5 =	730	$md5 =
614	join "\x00",	731	join "\x00",
615	$processversion,	732	$processversion,
616	map {	733	map {
617	Coro::cede;	734	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	736	} 0.. $#$src;
620		737
621		738
622	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		777
661	#############################################################################	778	#############################################################################
662		779
663	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
664		781
665	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
668		785
669	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	788	Deliantra).
672		789
673	=over 4	790	=over 4
674		791
675	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
676		793
…		…
720	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
721		838
722	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
724		841
725	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
727		844
728	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
729		846
730	=over 4	847	=over 4
…		…
958	}	1075	}
959		1076
960	0	1077	0
961	}	1078	}
962		1079
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1081
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1083
967	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
968		1085
…		…
974		1091
975	=cut	1092	=cut
976		1093
977	#############################################################################	1094	#############################################################################
978	# object support	1095	# object support
979	#
980		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
981	sub _can_merge {	1130	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
983		1132
984	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1134
988	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
989	}	1137	}
990		1138
991	sub reattach {	1139	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1141	my ($obj) = @_;
994		1142
		1143	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1145
997	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
998		1147
999	@$registry = ();	1148	@$registry = ();
1000		1149
…		…
1015	cf::attachable->attach (	1164	cf::attachable->attach (
1016	prio => -1000000,	1165	prio => -1000000,
1017	on_instantiate => sub {	1166	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1019		1168
1020	$data = from_json $data;	1169	$data = decode_json $data;
1021		1170
1022	for (@$data) {	1171	for (@$data) {
1023	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1024		1173
1025	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1190	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1043		1192
1044	sync_job {	1193	sync_job {
1045	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1048		1198
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
1053	close $fh;	1206	aio_close $fh;
1054		1207
1055	if (@$objs) {	1208	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1061	close $fh;	1217	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1219	}
1064	} else {	1220	} else {
1065	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1066	}	1222	}
1067		1223
1068	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1228	} else {
1070	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1071	}	1230	}
1072	} else {	1231	} else {
1073	aio_unlink $filename;	1232	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1075	}	1234	}
1076	}	1235	};
1077	}	1236	}
1078		1237
1079	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1081		1240
…		…
1093	or return;	1252	or return;
1094		1253
1095	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1256	or return;
		1257
1098	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1099	}	1260	}
1100		1261
		1262	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1103	return ($data, $av);	1266	($data, $av)
1104	}	1267	}
1105		1268
1106	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1107		1270
1108	=over 4	1271	=over 4
…		…
1162	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1163		1326
1164	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1165	}	1328	}
1166		1329
		1330	use File::Glob ();
		1331
1167	cf::player->attach (	1332	cf::player->attach (
1168	on_command => sub {	1333	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1170		1335
1171	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1172	or return;	1337	or return;
1173		1338
…		…
1186	my ($type, $reply, @payload) =	1351	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1352	"ARRAY" eq ref $msg
1188	? @$msg	1353	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1355
		1356	my @reply;
		1357
1191	if (my $cb = $EXTCMD{$type}) {	1358	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1359	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1197	} else {	1365	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1367	}
1200		1368
1201	cf::override;	1369	cf::override;
1202	},	1370	},
1203	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1204		1385
1205	sub load_extensions {	1386	sub load_extensions {
1206	cf::sync_job {	1387	cf::sync_job {
1207	my %todo;	1388	my %todo;
1208		1389
…		…
1228		1409
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1412
1232	$ext{source} =	1413	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1235	. $source	1416	. $source
1236	. "\n};\n1";	1417	. "\n};\n1";
1237		1418
1238	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1239	}	1420	}
1240		1421
		1422	my $pass = 0;
1241	my %done;	1423	my %done;
1242	while (%todo) {	1424	while (%todo) {
1243	my $progress;	1425	my $progress;
1244		1426
		1427	++$pass;
		1428
		1429	ext:
1245	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1432	next ext
1248	unless exists $done{$_};	1433	unless exists $done{$_};
1249	}	1434	}
1250		1435
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1437
1253	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1258	warn $msg;	1445
1259	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1447	delete $todo{$k};
1261	}	1448	} else {
1262		1449	$done{$k} = delete $todo{$k};
1263	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1264	}	1455	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1456	}
1270		1457
1271	skip:	1458	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1274	}	1466	}
1275	};	1467	};
1276	}	1468	}
1277		1469
1278	#############################################################################	1470	#############################################################################
1279		1471
1280	=back	1472	=back
1281		1473
1282	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1283		1475
1284	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1285		1477
1286	=cut	1478	=cut
1287		1479
1288	package cf::player;	1480	package cf::player;
1289		1481
1290	use Coro::AIO;	1482	use Coro::AIO;
1291		1483
1292	=head3 cf::player	1484	=head3 cf::player
1293		1485
1294	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1295		1501
1296	=item cf::player::find $login	1502	=item cf::player::find $login
1297		1503
1298	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1299		1505
…		…
1318		1524
1319	sub exists($) {	1525	sub exists($) {
1320	my ($login) = @_;	1526	my ($login) = @_;
1321		1527
1322	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1324	}	1530	}
1325		1531
1326	sub find($) {	1532	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1534	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1545
1340	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1343	}	1555	}
1344	}	1556	}
1345	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1346		1571
1347	sub save($) {	1572	sub save($) {
1348	my ($pl) = @_;	1573	my ($pl) = @_;
1349		1574
1350	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1356		1581
1357	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1359		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1360	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1361	Coro::cede;	1591	cf::cede_to_tick;
1362	}	1592	}
1363		1593
1364	sub new($) {	1594	sub new($) {
1365	my ($login) = @_;	1595	my ($login) = @_;
1366		1596
…		…
1372	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1373		1603
1374	$self	1604	$self
1375	}	1605	}
1376		1606
		1607	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1608
		1609	=cut
		1610
		1611	sub send_msg {
		1612	my $ns = shift->ns
		1613	or return;
		1614	$ns->send_msg (@_);
		1615	}
		1616
1377	=item $pl->quit_character	1617	=item $pl->quit_character
1378		1618
1379	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1381		1621
…		…
1385	my ($pl) = @_;	1625	my ($pl) = @_;
1386		1626
1387	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1388		1628
1389	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1631
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1396		1638
1397	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1676	or return [];
1435		1677
1436	my @logins;	1678	my @logins;
1437		1679
1438	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1442		1690
1443	utf8::decode $login;	1691	utf8::decode $login;
1444	push @logins, $login;	1692	push @logins, $login;
1445	}	1693	}
1446		1694
1447	\@logins	1695	\@logins
1448	}	1696	}
1449		1697
1450	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1451		1701
1452	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1453	player. May block.	1703	player. May block.
1454		1704
1455	=cut	1705	=cut
…		…
1473	}	1723	}
1474		1724
1475	\@paths	1725	\@paths
1476	}	1726	}
1477		1727
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1729
1480	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1731
1528	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1529		1733
1530	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1531		1735
1532	=cut	1736	=cut
1533		1737
1534	sub ext_reply($$@) {	1738	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1739	my ($self, $id, @msg) = @_;
1536		1740
1537	if ($self->ns->extcmd == 2) {	1741	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1742	}
1545		1743
1546	=item $player->ext_msg ($type, @msg)	1744	=item $player->ext_msg ($type, @msg)
1547		1745
1548	Sends an ext event to the client.	1746	Sends an ext event to the client.
…		…
1569		1767
1570	=cut	1768	=cut
1571		1769
1572	sub find_by_path($) {	1770	sub find_by_path($) {
1573	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1574		1774
1575	my ($match, $specificity);	1775	my ($match, $specificity);
1576		1776
1577	for my $region (list) {	1777	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1606		1806
1607	sub generate_random_map {	1807	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1609	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1813	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1639		1842
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1844	}
1642		1845
1643	# also paths starting with '/'	1846	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1848
1646	sub thawer_merge {	1849	sub thawer_merge {
1647	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1648		1851
1649	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1735		1938
1736	# the temporary/swap location	1939	# the temporary/swap location
1737	sub save_path {	1940	sub save_path {
1738	my ($self) = @_;	1941	my ($self) = @_;
1739		1942
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1742	}	1945	}
1743		1946
1744	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1745	sub uniq_path {	1948	sub uniq_path {
1746	my ($self) = @_;	1949	my ($self) = @_;
1747		1950
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1953	}
1760		1954
1761	sub decay_objects {	1955	sub decay_objects {
1762	my ($self) = @_;	1956	my ($self) = @_;
1763		1957
…		…
1776		1970
1777	sub load_header_from($) {	1971	sub load_header_from($) {
1778	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1779		1973
1780	utf8::encode $path;	1974	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1786		1983
1787	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1788		1985
1789	1	1986	1
1790	}	1987	}
…		…
1844	sub find {	2041	sub find {
1845	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1846		2043
1847	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1848		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2048
1851	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1854	or return;	2051	or return;
1855		2052
1856	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1857		2054
…		…
1859	or return;	2056	or return;
1860		2057
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1864	$map->reset;	2063	$map->reset;
1865	undef $guard;
1866	return find $path;	2064	return find $path;
1867	}	2065	}
1868		2066
1869	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1870	}	2068	}
1871	}	2069	}
1872		2070
1873	sub pre_load { }	2071	sub pre_load { }
1874	sub post_load { }	2072	#sub post_load { } # XS
1875		2073
1876	sub load {	2074	sub load {
1877	my ($self) = @_;	2075	my ($self) = @_;
1878		2076
1879	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1880		2078
1881	my $path = $self->{path};	2079	my $path = $self->{path};
1882		2080
1883	{	2081	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1885		2083
		2084	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2086
1888	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1889		2088
1890	$self->alloc;	2089	$self->alloc;
1891		2090
1892	$self->pre_load;	2091	$self->pre_load;
1893	Coro::cede;	2092	cf::cede_to_tick;
1894		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1896	or return;	2097	or return;
1897		2098
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1899	if delete $self->{load_original};	2100	if delete $self->{load_original};
1900		2101
1901	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2103	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2106	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1906	}	2110	}
1907	}	2111	}
1908		2112
1909	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1910	# now do the right thing for maps	2116	# now do the right thing for maps
1911	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2119	unless $self->difficulty;
1914	Coro::cede;	2120	cf::cede_to_tick;
1915		2121
1916	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2123	$self->decay_objects;
1918	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1919	$self->update_buttons;	2125	$self->update_buttons;
1920	Coro::cede;	2126	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2127	$self->activate;
1924	}	2128	}
1925		2129
		2130	$self->{last_save} = $cf::RUNTIME;
		2131	$self->last_access ($cf::RUNTIME);
		2132
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2134	}
1928		2135
1929	$self->post_load;	2136	$self->post_load;
1930	}	2137	}
1931		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2142	sub customise_for {
1933	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1934		2144
1935	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2146	if $self->per_player;
…		…
1940		2150
1941	$self	2151	$self
1942	}	2152	}
1943		2153
1944	# find and load all maps in the 3x3 area around a map	2154	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2155	sub load_neighbours {
1946	my ($map) = @_;	2156	my ($map) = @_;
1947		2157
1948	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1949		2159
1950	for (0 .. 3) {	2160	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1952	or next;	2162	or next;
1953	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1954	or next;	2164	or next;
1955	$neigh->load;	2165	$neigh->load;
1956		2166
		2167	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2170	}
1960		2171
1961	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1963	or next;	2175	or next;
1964	$neigh->load;	2176	$neigh->load;
1965	}	2177	}
1966	}	2178	}
1967		2179
…		…
1972	}	2184	}
1973		2185
1974	sub do_load_sync {	2186	sub do_load_sync {
1975	my ($map) = @_;	2187	my ($map) = @_;
1976		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1977	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1978	}	2193	}
1979		2194
1980	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1982		2197
1983	sub find_async {	2198	sub find_async {
1984	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1985		2200
1986	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1987		2202
1988	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2205	}
1991		2206
1992	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1993	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1994	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2214	if (my $map = find $k) {
1997	$map->load;	2215	$map->load if $v;
1998	}	2216	}
1999		2217
2000	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
2001	}	2219	}
2002	}	2220	}
2003	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
2004	};	2222	};
2005	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2006		2224
2007	()	2225	()
2008	}	2226	}
2009		2227
		2228	# common code, used by both ->save and ->swapout
2010	sub save {	2229	sub _save {
2011	my ($self) = @_;	2230	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2231
2015	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2016		2233
2017	return unless $self->dirty;	2234	return unless $self->dirty;
2018		2235
…		…
2024	return if $self->{deny_save};	2241	return if $self->{deny_save};
2025		2242
2026	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2027		2244
2028	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2030	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2031		2251
2032	if ($uniq) {	2252	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2255	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2257	}
2038	}	2258	}
2039		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2040	sub swap_out {	2268	sub swap_out {
2041	my ($self) = @_;	2269	my ($self) = @_;
2042		2270
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2048	return if $self->players;	2275	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2052	$self->clear;	2286	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2287	}
2055		2288
2056	sub reset_at {	2289	sub reset_at {
2057	my ($self) = @_;	2290	my ($self) = @_;
2058		2291
…		…
2076		2309
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2311
2079	return if $self->players;	2312	return if $self->players;
2080		2313
2081	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2082		2315
2083	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2084		2317
2085	# need to save uniques path	2318	# need to save uniques path
2086	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2090	if $uniq;	2323	if $uniq;
2091	}	2324	}
2092		2325
2093	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2094		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2330	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2331
2099	$self->unlink_save;	2332	$self->unlink_save;
2100	$self->destroy;	2333	$self->destroy;
2101	}	2334	}
2102		2335
2103	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2104		2337
2105	sub nuke {	2338	sub nuke {
2106	my ($self) = @_;	2339	my ($self) = @_;
2107		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2108	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2109		2345
2110	$self->unlink_save;	2346	$self->unlink_save;
2111		2347
2112	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2353
2118	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2119		2356
2120	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2121	}	2358	}
2122		2359
2123	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2165		2402
2166	sub unique_maps() {	2403	sub unique_maps() {
2167	[	2404	[
2168	map {	2405	map {
2169	utf8::decode $_;	2406	utf8::decode $_;
2170	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2171	? normalise $_	2410	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2412	]
2175	}	2413	}
2176		2414
2177	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2178		2446
2179	=back	2447	=back
2180		2448
2181	=head3 cf::object	2449	=head3 cf::object
2182		2450
…		…
2186		2454
2187	=over 4	2455	=over 4
2188		2456
2189	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2190		2458
2191	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2192		2461
2193	=cut	2462	=cut
2194		2463
2195	sub inv_recursive_;	2464	sub inv_recursive_;
2196	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2199		2468
2200	sub inv_recursive {	2469	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2202	}	2471	}
2203		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2204	package cf;	2501	package cf;
2205		2502
2206	=back	2503	=back
2207		2504
2208	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2217		2514
2218	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2219		2530
2220	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2532	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2548
2238	} else {	2549	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2552	}
2242	}	2553	}
		2554	}
		2555
		2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2557
		2558	=cut
		2559
		2560	sub cf::object::send_msg {
		2561	my $pl = shift->contr
		2562	or return;
		2563	$pl->send_msg (@_);
2243	}	2564	}
2244		2565
2245	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2246		2567
2247	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2260		2581
2261	=item $player_object->enter_link	2582	=item $player_object->enter_link
2262		2583
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2585
2265	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2267		2590
2268	Will never block.	2591	Will never block.
2269		2592
2270	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2271		2594
…		…
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2620
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2300		2623
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2625	}
2303		2626
2304	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2306		2629
…		…
2323	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2325		2648
2326	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2329		2652
2330	$map->load;	2653	$map->load;
2331	$map->load_diag;	2654	$map->load_neighbours;
2332		2655
2333	return unless $self->contr->active;	2656	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2657
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
		2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again
2338	}	2664	}
2339		2665
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2341		2667
2342	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2671	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2672	be called at the end of this process.
2347		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
		2676
2348	=cut	2677	=cut
2349		2678
2350	our $GOTOGEN;	2679	our $GOTOGEN;
2351		2680
2352	sub cf::object::player::goto {	2681	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2686
2358	$self->enter_link;	2687	$self->enter_link;
2359		2688
2360	(async {	2689	(async {
		2690	$Coro::current->{desc} = "player::goto $path $x $y";
		2691
		2692	# *tag paths override both path and x|y
		2693	if ($path =~ /^\*(.*)$/) {
		2694	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2695	my $ob = $obs[rand @obs];
		2696
		2697	# see if we actually can go there
		2698	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2699	$ob = $obs[rand @obs];
		2700	} else {
		2701	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2702	}
		2703	# else put us there anyways for now #d#
		2704
		2705	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2706	} else {
		2707	($path, $x, $y) = (undef, undef, undef);
		2708	}
		2709	}
		2710
2361	my $map = eval {	2711	my $map = eval {
2362	my $map = cf::map::find $path;	2712	my $map = defined $path ? cf::map::find $path : undef;
2363		2713
2364	if ($map) {	2714	if ($map) {
2365	$map = $map->customise_for ($self);	2715	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2716	$map = $check->($map) if $check && $map;
2367	} else {	2717	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2719	}
2370		2720
2371	$map	2721	$map
2372	};	2722	};
2373		2723
…		…
2409	}	2759	}
2410		2760
2411	sub prepare_random_map {	2761	sub prepare_random_map {
2412	my ($exit) = @_;	2762	my ($exit) = @_;
2413		2763
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2764	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2765	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2766	# that depends on the exit object
2419		2767
2420	my $rmp = parse_random_map_params $exit->msg;	2768	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2770	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2771	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2772	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2773	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2774	$rmp->{origin_y} = $exit->y;
		2775
		2776	$exit->map->touch;
2427	}	2777	}
2428		2778
2429	$rmp->{random_seed} ||= $exit->random_seed;	2779	$rmp->{random_seed} ||= $exit->random_seed;
2430		2780
2431	my $data = cf::to_json $rmp;	2781	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2782	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2783	my $meta = "$RANDOMDIR/$md5.meta";
2434		2784
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2785	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2786	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2787	undef $fh;
2438	aio_rename "$meta~", $meta;	2788	aio_rename "$meta~", $meta;
2439		2789
		2790	my $slaying = "?random/$md5";
		2791
		2792	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2793	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2794	$exit->msg (undef);
		2795	}
2442	}	2796	}
2443	}	2797	}
2444		2798
2445	sub cf::object::player::enter_exit {	2799	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2800	my ($self, $exit) = @_;
2447		2801
2448	return unless $self->type == cf::PLAYER;	2802	return unless $self->type == cf::PLAYER;
2449		2803
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2804	$self->enter_link;
2462		2805
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2806	(async {
2468	$self->deactivate_recursive; # just to be sure	2807	$Coro::current->{desc} = "enter_exit";
		2808
2469	unless (eval {	2809	unless (eval {
		2810	$self->deactivate_recursive; # just to be sure
		2811
		2812	# random map handling
		2813	{
		2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2815
		2816	prepare_random_map $exit
		2817	if $exit->slaying eq "/!";
		2818	}
		2819
		2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2821	my $x = $exit->stats->hp;
		2822	my $y = $exit->stats->sp;
		2823
2470	$self->goto ($slaying, $hp, $sp);	2824	$self->goto ($map, $x, $y);
2471		2825
		2826	# if exit is damned, update players death & WoR home-position
		2827	$self->contr->savebed ($map, $x, $y)
		2828	if $exit->flag (cf::FLAG_DAMNED);
		2829
2472	1;	2830	1
2473	}) {	2831	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2836
2479	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2496	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2498		2856
2499	utf8::encode $text;	2857	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2501	}	2884	}
2502		2885
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		2887
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2890	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2891	the message unless the client supports the msg packet.
2509		2892
2510	=cut	2893	=cut
2511		2894
		2895	# non-persistent channels (usually the info channel)
		2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
		2903	"c/identify" => {
		2904	id => "infobox",
		2905	title => "Identify",
		2906	reply => undef,
		2907	tooltip => "Items recently identified",
		2908	},
		2909	"c/examine" => {
		2910	id => "infobox",
		2911	title => "Examine",
		2912	reply => undef,
		2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
		2920	},
		2921	"c/book" => {
		2922	id => "infobox",
		2923	title => "Book",
		2924	reply => undef,
		2925	tooltip => "The contents of a note or book",
		2926	},
		2927	"c/lookat" => {
		2928	id => "infobox",
		2929	title => "Look",
		2930	reply => undef,
		2931	tooltip => "What you saw there",
		2932	},
		2933	"c/who" => {
		2934	id => "infobox",
		2935	title => "Players",
		2936	reply => undef,
		2937	tooltip => "Shows players who are currently online",
		2938	},
		2939	"c/body" => {
		2940	id => "infobox",
		2941	title => "Body Parts",
		2942	reply => undef,
		2943	tooltip => "Shows which body parts you posess and are available",
		2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
		2981	"c/uptime" => {
		2982	id => "infobox",
		2983	title => "Uptime",
		2984	reply => undef,
		2985	tooltip => "How long the server has been running since last restart",
		2986	},
		2987	"c/mapinfo" => {
		2988	id => "infobox",
		2989	title => "Map Info",
		2990	reply => undef,
		2991	tooltip => "Information related to the maps",
		2992	},
		2993	"c/party" => {
		2994	id => "party",
		2995	title => "Party",
		2996	reply => "gsay ",
		2997	tooltip => "Messages and chat related to your party",
		2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
		3007	);
		3008
2512	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3011
2515	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2516		3014
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3016
		3017	# check predefined channels, for the benefit of C
		3018	if ($CHANNEL{$channel}) {
		3019	$channel = $CHANNEL{$channel};
		3020
		3021	$self->ext_msg (channel_info => $channel);
		3022	$channel = $channel->{id};
		3023
2519	if (ref $channel) {	3024	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3028	$self->ext_msg (channel_info => $channel);
2524	}	3029	}
…		…
2526	$channel = $channel->{id};	3031	$channel = $channel->{id};
2527	}	3032	}
2528		3033
2529	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2530		3035
2531	if ($self->can_msg) {	3036	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3038	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3039
2544	if ($color >= 0) {	3040	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3041	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3043	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3044
2549	$self->send_packet ("drawinfo $color $msg")	3045	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3046	}
2554		3047
2555	=item $client->ext_msg ($type, @msg)	3048	=item $client->ext_msg ($type, @msg)
2556		3049
2557	Sends an ext event to the client.	3050	Sends an ext event to the client.
…		…
2559	=cut	3052	=cut
2560		3053
2561	sub cf::client::ext_msg($$@) {	3054	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3055	my ($self, $type, @msg) = @_;
2563		3056
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3057	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3059	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3060	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3062	}
		3063	}
		3064
		3065	=item $client->ext_reply ($msgid, @msg)
		3066
		3067	Sends an ext reply to the client.
		3068
		3069	=cut
		3070
		3071	sub cf::client::ext_reply($$@) {
		3072	my ($self, $id, @msg) = @_;
		3073
		3074	if ($self->extcmd == 2) {
		3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3076	} elsif ($self->extcmd == 1) {
		3077	#TODO: version 1, remove
		3078	unshift @msg, msgtype => "reply", msgid => $id;
		3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3080	}
2572	}	3081	}
2573		3082
2574	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2575		3084
…		…
2636	my ($type, $reply, @payload) =	3145	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3146	"ARRAY" eq ref $msg
2638	? @$msg	3147	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3148	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3149
		3150	my @reply;
		3151
2641	if (my $cb = $EXTICMD{$type}) {	3152	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3153	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3154	}
		3155
		3156	$ns->ext_reply ($reply, @reply)
		3157	if $reply;
		3158
2647	} else {	3159	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3160	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3161	}
2650		3162
2651	cf::override;	3163	cf::override;
…		…
2673		3185
2674	$coro	3186	$coro
2675	}	3187	}
2676		3188
2677	cf::client->attach (	3189	cf::client->attach (
2678	on_destroy => sub {	3190	on_client_destroy => sub {
2679	my ($ns) = @_;	3191	my ($ns) = @_;
2680		3192
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3194	},
2683	);	3195	);
…		…
2698	our $safe = new Safe "safe";	3210	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
2700		3212
2701	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
2702		3214
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3215	$safe->permit_only (Opcode::opset qw(
		3216	:base_core :base_mem :base_orig :base_math :base_loop
		3217	grepstart grepwhile mapstart mapwhile
		3218	sort time
		3219	));
2704		3220
2705	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
2706		3222
2707	=pod	3223	=pod
2708		3224
2709	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
2710		3226
2711	cf::object	3227	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3228	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3229	insert remove name archname title slaying race decrease split
		3230	value
2714		3231
2715	cf::object::player	3232	cf::object::player
2716	player	3233	player
2717		3234
2718	cf::player	3235	cf::player
…		…
2723		3240
2724	=cut	3241	=cut
2725		3242
2726	for (	3243	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3245	insert remove inv nrof name archname title slaying race
		3246	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
2732	) {	3250	) {
2733	no strict 'refs';	3251	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2753		3271
2754	my $qcode = $code;	3272	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
2757		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
2758	local $_;	3279	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3280
2761	my $eval =	3281	my $eval =
2762	"do {\n"	3282	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3285	. $code
2766	. "\n}"	3286	. "\n}"
2767	;	3287	;
2768		3288
		3289	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
2772		3298
2773	if ($@) {	3299	if ($@) {
2774	warn "$@";	3300	warn "$@";
2775	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
2776	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2795	=cut	3321	=cut
2796		3322
2797	sub register_script_function {	3323	sub register_script_function {
2798	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
2799		3325
2800	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
2802	}	3328	}
2803		3329
2804	=back	3330	=back
2805		3331
2806	=cut	3332	=cut
…		…
2808	#############################################################################	3334	#############################################################################
2809	# the server's init and main functions	3335	# the server's init and main functions
2810		3336
2811	sub load_facedata($) {	3337	sub load_facedata($) {
2812	my ($path) = @_;	3338	my ($path) = @_;
		3339
		3340	# HACK to clear player env face cache, we need some signal framework
		3341	# for this (global event?)
		3342	%ext::player_env::MUSIC_FACE_CACHE = ();
		3343
		3344	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2813		3345
2814	warn "loading facedata from $path\n";	3346	warn "loading facedata from $path\n";
2815		3347
2816	my $facedata;	3348	my $facedata;
2817	0 < aio_load $path, $facedata	3349	0 < aio_load $path, $facedata
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3352	$facedata = Coro::Storable::thaw $facedata;
2821		3353
2822	$facedata->{version} == 2	3354	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3356
		3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3359	$facedata->{resource}{"res/exp_table"} = {
		3360	type => FT_RSRC,
		3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
		3363	};
		3364	cf::cede_to_tick;
		3365
2825	{	3366	{
2826	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
2827		3368
2828	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3371
2830	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3376
2835	cf::cede_to_tick;	3377	cf::cede_to_tick;
2836	}	3378	}
2837		3379
2838	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3381	next unless $info->{smooth};
		3382
2840	my $idx = cf::face::find $face	3383	my $idx = cf::face::find $face
2841	or next;	3384	or next;
		3385
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3386	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3387	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3389	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3390	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2860		3404
2861	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
2862	}	3406	}
2863		3407
2864	{	3408	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	if (my $soundconf = delete $res->{"res/sound.conf"}) {
2871	$soundconf = $enc->decode (delete $soundconf->{data});
2872	# todo
2873	}
2874		3410
2875	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
2876	my $meta = $enc->encode ({	3412	if (defined $info->{type}) {
2877	name => $name,
2878	%{ $info->{meta} || {} },
2879	});
2880
2881	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2882		3414
2883	if ($info->{type} & 1) {
2884	# prepend meta info
2885
2886	my $data = pack "(w/a*)*", $meta, $info->{data};
2887	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2888
2889	cf::face::set_data $idx, 0, $data, $chk;	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3416	cf::face::set_type $idx, $info->{type};
2890	} else {	3417	} else {
2891	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3418	$RESOURCE{$name} = $info;
2892	}	3419	}
2893		3420
2894	cf::face::set_type $idx, $info->{type};
2895
2896	cf::cede_to_tick;	3421	cf::cede_to_tick;
2897	}	3422	}
2898	}	3423	}
2899		3424
		3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3426
2900	1	3427	1
2901	}	3428	}
		3429
		3430	cf::global->attach (on_resource_update => sub {
		3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3433
		3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3435	my $sound = $soundconf->{compat}[$_]
		3436	or next;
		3437
		3438	my $face = cf::face::find "sound/$sound->[1]";
		3439	cf::sound::set $sound->[0] => $face;
		3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3441	}
		3442
		3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3444	my $face = cf::face::find "sound/$v";
		3445	cf::sound::set $k => $face;
		3446	}
		3447	}
		3448	});
2902		3449
2903	register_exticmd fx_want => sub {	3450	register_exticmd fx_want => sub {
2904	my ($ns, $want) = @_;	3451	my ($ns, $want) = @_;
2905		3452
2906	while (my ($k, $v) = each %$want) {	3453	while (my ($k, $v) = each %$want) {
2907	$ns->fx_want ($k, $v);	3454	$ns->fx_want ($k, $v);
2908	}	3455	}
2909	};	3456	};
2910		3457
		3458	sub load_resource_file($) {
		3459	my $guard = lock_acquire "load_resource_file";
		3460
		3461	my $status = load_resource_file_ $_[0];
		3462	get_slot 0.1, 100;
		3463	cf::arch::commit_load;
		3464
		3465	$status
		3466	}
		3467
2911	sub reload_regions {	3468	sub reload_regions {
		3469	# HACK to clear player env face cache, we need some signal framework
		3470	# for this (global event?)
		3471	%ext::player_env::MUSIC_FACE_CACHE = ();
		3472
2912	load_resource_file "$MAPDIR/regions"	3473	load_resource_file "$MAPDIR/regions"
2913	or die "unable to load regions file\n";	3474	or die "unable to load regions file\n";
2914		3475
2915	for (cf::region::list) {	3476	for (cf::region::list) {
2916	$_->{match} = qr/$_->{match}/	3477	$_->{match} = qr/$_->{match}/
…		…
2924	}	3485	}
2925		3486
2926	sub reload_archetypes {	3487	sub reload_archetypes {
2927	load_resource_file "$DATADIR/archetypes"	3488	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";	3489	or die "unable to load archetypes\n";
2929	#d# NEED to laod twice to resolve forward references
2930	# this really needs to be done in an extra post-pass
2931	# (which needs to be synchronous, so solve it differently)
2932	load_resource_file "$DATADIR/archetypes"
2933	or die "unable to load archetypes\n";
2934	}	3490	}
2935		3491
2936	sub reload_treasures {	3492	sub reload_treasures {
2937	load_resource_file "$DATADIR/treasures"	3493	load_resource_file "$DATADIR/treasures"
2938	or die "unable to load treasurelists\n";	3494	or die "unable to load treasurelists\n";
2939	}	3495	}
2940		3496
2941	sub reload_resources {	3497	sub reload_resources {
2942	warn "reloading resource files...\n";	3498	warn "reloading resource files...\n";
2943		3499
		3500	reload_facedata;
		3501	reload_archetypes;
2944	reload_regions;	3502	reload_regions;
2945	reload_facedata;
2946	#reload_archetypes;#d#
2947	reload_archetypes;
2948	reload_treasures;	3503	reload_treasures;
2949		3504
2950	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
2951	}	3506	}
2952		3507
2953	sub init {	3508	sub reload_config {
2954	reload_resources;	3509	warn "reloading config file...\n";
2955	}
2956		3510
2957	sub cfg_load {
2958	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
2959	or return;	3512	or return;
2960		3513
2961	local $/;	3514	local $/;
2962	*CFG = YAML::Syck::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
2963		3516
2964	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2965		3518
2966	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2967	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2971	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2972	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
2973	};	3526	};
2974	warn $@ if $@;	3527	warn $@ if $@;
2975	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
2976	}	3559	}
2977		3560
2978	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
2979	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
2980	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
2981	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2982	(async {	3574	(async {
2983	Event::one_event;	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3576	EV::loop EV::LOOP_ONESHOT;
2984	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
2985	};	3578	};
2986		3579
2987	cfg_load;	3580	evthread_start IO::AIO::poll_fileno;
		3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
		3592	reload_config;
2988	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
2989	load_extensions;	3603	load_extensions;
2990		3604
2991	$TICK_WATCHER->start;	3605	utime time, time, $RUNTIMEFILE;
2992	Event::loop;	3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
		3612	};
		3613
		3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
2993	}	3618	}
2994		3619
2995	#############################################################################	3620	#############################################################################
2996	# initialisation and cleanup	3621	# initialisation and cleanup
2997		3622
2998	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
2999	BEGIN {	3624	BEGIN {
		3625	our %SIGWATCHER = ();
3000	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
3001	Event->signal (	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3002	reentrant => 0,
3003	data => WF_AUTOCANCEL,
3004	signal => $signal,
3005	prio => 0,
3006	cb => sub {
3007	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
3008	},
3009	);	3629	};
3010	}	3630	}
3011	}	3631	}
3012		3632
3013	sub write_runtime {	3633	sub write_runtime_sync {
3014	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
3015		3635
3016	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
3017	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
3018		3638
3019	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3020		3640
3021	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
3022		3642
3023	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3024	or return;	3644	or return;
3025		3645
3026	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
3027	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
3028	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
3038	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
3039		3659
3040	close $fh	3660	close $fh
3041	or return;	3661	or return;
3042		3662
3043	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3044	and return;	3664	and return;
3045		3665
3046	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3047		3667
3048	1	3668	1
		3669	}
		3670
		3671	our $uuid_lock;
		3672	our $uuid_skip;
		3673
		3674	sub write_uuid_sync($) {
		3675	$uuid_skip ||= $_[0];
		3676
		3677	return if $uuid_lock;
		3678	local $uuid_lock = 1;
		3679
		3680	my $uuid = "$LOCALDIR/uuid";
		3681
		3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3683	or return;
		3684
		3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
		3693	$uuid_skip = 0;
		3694
		3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3696	and return;
		3697
		3698	# always fsync - this file is important
		3699	aio_fsync $fh
		3700	and return;
		3701
		3702	close $fh
		3703	or return;
		3704
		3705	aio_rename "$uuid~", $uuid
		3706	and return;
		3707
		3708	warn "uuid file written ($value).\n";
		3709
		3710	1
		3711
		3712	}
		3713
		3714	sub write_uuid($$) {
		3715	my ($skip, $sync) = @_;
		3716
		3717	$sync ? write_uuid_sync $skip
		3718	: async { write_uuid_sync $skip };
3049	}	3719	}
3050		3720
3051	sub emergency_save() {	3721	sub emergency_save() {
3052	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
3053		3723
3054	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
3055		3725
3056	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
3057	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
3058	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
3059	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
3060	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
3061	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
3062	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
3063	$pl->valid or next;	3738	$pl->valid or next;
		3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3064	$pl->save;	3740	$pl->save;
3065	}	3741	}
3066	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
3067		3743
3068	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
3069	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
3070	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
3071	$map->valid or next;	3747	$map->valid or next;
3072	$map->save;	3748	$map->save;
3073	}	3749	}
3074	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
3075		3751
3076	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
3077	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3078	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
		3755
		3756	warn "emergency_perl_save: begin write uuid\n";
		3757	write_uuid_sync 1;
		3758	warn "emergency_perl_save: end write uuid\n";
3079	};	3759	};
3080		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
3081	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
3082	}	3767	}
3083		3768
3084	sub post_cleanup {	3769	sub post_cleanup {
3085	my ($make_core) = @_;	3770	my ($make_core) = @_;
3086		3771
3087	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
3088	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
3089	}	3802	}
3090		3803
3091	sub do_reload_perl() {	3804	sub do_reload_perl() {
3092	# can/must only be called in main	3805	# can/must only be called in main
3093	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
3094	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
3095	return;	3808	return;
3096	}	3809	}
3097		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
3098	warn "reloading...";	3816	warn "reloading...";
3099		3817
3100	warn "entering sync_job";	3818	warn "entering sync_job";
3101		3819
3102	cf::sync_job {	3820	cf::sync_job {
3103	cf::write_runtime; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
3104	cf::emergency_save;	3822	cf::emergency_save;
3105	cf::write_runtime; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
3106		3824
3107	warn "syncing database to disk";	3825	warn "syncing database to disk";
3108	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3109		3827
3110	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
3111		3829
3112	warn "cancelling all WF_AUTOCANCEL watchers";
3113	for (Event::all_watchers) {
3114	$_->cancel if $_->data & WF_AUTOCANCEL;
3115	}
3116
3117	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
3118	for (;;) {
3119	BDB::flush;
3120	IO::AIO::flush;
3121	Coro::cede;
3122	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
3123	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3124	}
3125
3126	++$RELOAD;
3127
3128	warn "cancelling all extension coros";
3129	$_->cancel for values %EXT_CORO;
3130	%EXT_CORO = ();
3131
3132	warn "removing commands";
3133	%COMMAND = ();
3134
3135	warn "removing ext/exti commands";
3136	%EXTCMD = ();
3137	%EXTICMD = ();
3138
3139	warn "unloading/nuking all extensions";
3140	for my $pkg (@EXTS) {
3141	warn "... unloading $pkg";
3142
3143	if (my $cb = $pkg->can ("unload")) {
3144	eval {
3145	$cb->($pkg);
3146	1
3147	} or warn "$pkg unloaded, but with errors: $@";
3148	}	3833	}
3149		3834
3150	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
3151	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
3152	}	3837	%EXT_CORO = ();
3153		3838
3154	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
3155	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
3156	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3157		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
3158	warn "... unloading $k";	3848	warn "... unloading $pkg";
3159	delete $INC{$k};
3160		3849
3161	$k =~ s/\.pm$//;
3162	$k =~ s/\//::/g;
3163
3164	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3165	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3166	}	3859	}
3167		3860
3168	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3169	}	3876	}
3170		3877
3171	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3172	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3173	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3174		3881
3175	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3176	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3177	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3178		3885
3179	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3180	# and global variables created in xs	3887	# and global variables created in xs
3181	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3182		3889
3183	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3184		3891
3185	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3186	require cf;	3893	require cf;
3187	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3188		3895
3189	warn "loading config and database again";	3896	warn "loading config and database again";
3190	cf::cfg_load;	3897	cf::reload_config;
3191		3898
3192	warn "loading extensions";	3899	warn "loading extensions";
3193	cf::load_extensions;	3900	cf::load_extensions;
3194		3901
		3902	if ($REATTACH_ON_RELOAD) {
3195	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3196	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3197	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3198	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3199	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3200	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3201		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3202	warn "leaving sync_job";	3914	warn "leaving sync_job";
3203		3915
3204	1	3916	1
3205	} or do {	3917	} or do {
3206	warn $@;	3918	warn $@;
3207	warn "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3208	exit 1;
3209	};	3920	};
3210		3921
3211	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3212	};	3928	};
3213		3929
3214	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3215		3931
3216	sub reload_perl() {	3932	sub reload_perl() {
3217	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3218	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3219		3935
3220	$RELOAD_WATCHER ||= Event->timer (	3936	$RELOAD_WATCHER ||= cf::async {
3221	reentrant => 0,	3937	Coro::AIO::aio_wait cache_extensions;
3222	after => 0,	3938
3223	data => WF_AUTOCANCEL,	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3224	cb => sub {
3225	do_reload_perl;	3940	do_reload_perl;
3226	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
3227	},	3942	};
3228	);	3943	};
3229	}	3944	}
3230		3945
3231	register_command "reload" => sub {	3946	register_command "reload" => sub {
3232	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
3233		3948
3234	if ($who->flag (FLAG_WIZ)) {	3949	if ($who->flag (FLAG_WIZ)) {
3235	$who->message ("reloading server.");	3950	$who->message ("reloading server.");
		3951	async {
		3952	$Coro::current->{desc} = "perl_reload";
3236	async { reload_perl };	3953	reload_perl;
		3954	};
3237	}	3955	}
3238	};	3956	};
3239		3957
3240	unshift @INC, $LIBDIR;	3958	unshift @INC, $LIBDIR;
3241		3959
…		…
3243		3961
3244	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3245	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3246		3964
3247	sub wait_for_tick {	3965	sub wait_for_tick {
3248	return unless $TICK_WATCHER->is_active;
3249	return if $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3250		3967
3251	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3252	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3253	$signal->wait;	3970	$signal->wait;
3254	}	3971	}
3255		3972
3256	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3257	return unless $TICK_WATCHER->is_active;
3258	return if $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3259		3975
3260	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3261	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3262	$signal->wait;	3978	$signal->wait;
3263	}	3979	}
3264		3980
3265	my $min = 1e6;#d#	3981	sub tick {
3266	my $avg = 10;
3267	$TICK_WATCHER = Event->timer (
3268	reentrant => 0,
3269	parked => 1,
3270	prio => 0,
3271	at => $NEXT_TICK || $TICK,
3272	data => WF_AUTOCANCEL,
3273	cb => sub {
3274	if ($Coro::current != $Coro::main) {	3982	if ($Coro::current != $Coro::main) {
3275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3276	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3277	return;	3985	return;
3278	}	3986	}
3279		3987
3280	$NOW = $tick_start = Event::time;
3281
3282	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
3283		3989
3284	0 && sync_job {#d#	3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3285	for(1..10) {
3286	my $t = Event::time;
3287	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3288	or die;
3289		3991
3290	$map->width (50);	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3291	$map->height (50);	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3292	$map->alloc;	3994	Coro::async_pool {
3293	$map->_load_objects ("/tmp/x.map", 1);	3995	$Coro::current->{desc} = "runtime saver";
3294	my $t = Event::time - $t;	3996	write_runtime_sync
3295		3997	or warn "ERROR: unable to write runtime file: $!";
3296	#next unless $t < 0.0013;#d#
3297	if ($t < $min) {
3298	$min = $t;
3299	}
3300	$avg = $avg * 0.99 + $t * 0.01;
3301	}
3302	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3303	exit 0;
3304	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3305	};	3998	};
		3999	}
3306		4000
3307	$RUNTIME += $TICK;
3308	$NEXT_TICK += $TICK;
3309
3310	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3311	$NEXT_RUNTIME_WRITE = $NOW + 10;
3312	Coro::async_pool {
3313	write_runtime
3314	or warn "ERROR: unable to write runtime file: $!";
3315	};
3316	}
3317
3318	# my $AFTER = Event::time;
3319	# warn $AFTER - $NOW;#d#
3320
3321	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3322	$sig->send;	4002	$sig->send;
3323	}	4003	}
3324	while (my $sig = shift @WAIT_FOR_TICK) {	4004	while (my $sig = shift @WAIT_FOR_TICK) {
3325	$sig->send;	4005	$sig->send;
3326	}	4006	}
3327		4007
3328	$NOW = Event::time;	4008	$LOAD = ($NOW - $TICK_START) / $TICK;
3329
3330	# if we are delayed by four ticks or more, skip them all
3331	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3332
3333	$TICK_WATCHER->at ($NEXT_TICK);
3334	$TICK_WATCHER->start;
3335
3336	$LOAD = ($NOW - $tick_start) / $TICK;
3337	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3338		4010
3339	_post_tick;	4011	if (0) {
3340		4012	if ($NEXT_TICK) {
3341		4013	my $jitter = $TICK_START - $NEXT_TICK;
		4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4015	warn "jitter $JITTER\n";#d#
		4016	}
3342	},	4017	}
3343	);	4018	}
3344		4019
3345	{	4020	{
3346	BDB::max_poll_time $TICK * 0.1;	4021	# configure BDB
3347	$BDB_POLL_WATCHER = Event->io (	4022
3348	reentrant => 0,
3349	fd => BDB::poll_fileno,
3350	poll => 'r',
3351	prio => 0,
3352	data => WF_AUTOCANCEL,
3353	cb => \&BDB::poll_cb,
3354	);
3355	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3356		4024	BDB::max_poll_reqs $TICK * 0.1;
3357	BDB::set_sync_prepare {	4025	$AnyEvent::BDB::WATCHER->priority (1);
3358	my $status;
3359	my $current = $Coro::current;
3360	(
3361	sub {
3362	$status = $!;
3363	$current->ready; undef $current;
3364	},
3365	sub {
3366	Coro::schedule while defined $current;
3367	$! = $status;
3368	},
3369	)
3370	};
3371		4026
3372	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3373	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
		4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3374		4034
3375	cf::sync_job {	4035	cf::sync_job {
3376	eval {	4036	eval {
3377	BDB::db_env_open	4037	BDB::db_env_open
3378	$DB_ENV,	4038	$DB_ENV,
…		…
3380	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4040	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3381	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4041	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3382	0666;	4042	0666;
3383		4043
3384	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4044	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3385
3386	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3387	$DB_ENV->set_lk_detect;
3388	};	4045	};
3389		4046
3390	cf::cleanup "db_env_open(db): $@" if $@;	4047	cf::cleanup "db_env_open(db): $@" if $@;
3391	};	4048	};
3392	}	4049	}
		4050
		4051	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4052	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4053	};
		4054	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4056	};
		4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4059	};
3393	}	4060	}
3394		4061
3395	{	4062	{
		4063	# configure IO::AIO
		4064
3396	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3397
3398	undef $Coro::AIO::WATCHER;
3399	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3400	$AIO_POLL_WATCHER = Event->io (	4067	undef $AnyEvent::AIO::WATCHER;
3401	reentrant => 0,
3402	data => WF_AUTOCANCEL,
3403	fd => IO::AIO::poll_fileno,
3404	poll => 'r',
3405	prio => 6,
3406	cb => \&IO::AIO::poll_cb,
3407	);
3408	}	4068	}
3409		4069
3410	my $_log_backtrace;	4070	my $_log_backtrace;
3411		4071
3412	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3415	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3416		4076
3417	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3418	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3419	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3420	async {	4081	async {
		4082	$Coro::current->{desc} = "abt $msg";
		4083
3421	my @bt = fork_call {	4084	my @bt = fork_call {
3422	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
3423	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4086	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3424	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4087	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3425	or die "addr2line: $!";	4088	or die "addr2line: $!";
…		…
3433	}	4096	}
3434		4097
3435	@funcs	4098	@funcs
3436	};	4099	};
3437		4100
3438	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3439	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3440	--$_log_backtrace;	4104	--$_log_backtrace;
3441	};	4105	};
3442	} else {	4106	} else {
3443	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3444	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3445	}	4109	}
3446	}	4110	}
3447		4111
3448	# load additional modules	4112	# load additional modules
3449	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3450		4115
3451	END { cf::emergency_save }	4116	END { cf::emergency_save }
3452		4117
3453	1	4118	1
3454		4119

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