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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 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;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	403	}
326		404
		405	=item cf::periodic $interval, $cb
		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
		418	}
		419
327	=item cf::get_slot $time[, $priority]	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>:
330	This call blocks and returns only when you have at least C<$time> seconds	423	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	424	of cpu time till the next tick. The slot is only valid till the next cede.
332		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
333	Useful for short background jobs.	429	Useful for short background jobs.
334		430
335	=cut	431	=cut
336		432
337	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
339		436
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
342	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
343		443
344	while () {	444	while () {
345	next_job:	445	next_job:
		446
346	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
347	if ($avail > 0.01) {	448
348	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
349	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
350	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
351	$job->[2]->send;	453	$job->[2]->send;
352	Coro::cede;	454	Coro::cede;
353	goto next_job;	455	goto next_job;
354	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
355	}	458	}
356	}	459	}
357		460
358	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
359	# 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
360	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	464	$signal->wait;
362	} else {	465	} else {
		466	$busy = 0;
363	Coro::schedule;	467	Coro::schedule;
364	}	468	}
365	}	469	}
366	};	470	};
367		471
368	sub get_slot($;$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
369	my ($time, $pri) = @_;	475	my ($time, $pri, $name) = @_;
370		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
374	$sig->wait;	484	$sig->wait;
375	}	485	}
376		486
…		…
384		494
385	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
386		496
387	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
388		498
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	502	acceptable.
393		503
394	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		510
401	sub sync_job(&) {	511	sub sync_job(&) {
402	my ($job) = @_;	512	my ($job) = @_;
403		513
404	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	515	my $time = AE::time;
406		516
407	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
409		519
410	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	521
412	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
413		523
414	my $busy = 1;	524	my $busy = 1;
415	my @res;	525	my @res;
416		526
417	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	529	@res = eval { $job->() };
419	warn $@ if $@;	530	warn $@ if $@;
420	undef $busy;	531	undef $busy;
421	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
422		533
423	while ($busy) {	534	while ($busy) {
424	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
425	}	539	}
		540	}
426		541
427	$time = Event::time - $time;	542	my $time = AE::time - $time;
428		543
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
433		545
434	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
435	} else {	547	} else {
436	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
437		549
…		…
462	=item fork_call { }, $args	574	=item fork_call { }, $args
463		575
464	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
465	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
468		580
469	=cut	581	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		582
480	sub fork_call(&@) {	583	sub fork_call(&@) {
481	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
482		585
483	# 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,
484	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		589
488	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	591	reset_signals;
502	local $SIG{__WARN__};	592	&$cb
503	local $SIG{__DIE__};	593	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		594
510	eval {	595	wantarray ? @res : $res[-1]
511	close $fh1;	596	}
512		597
513	my @res = eval { $cb->(@args) };	598	sub objinfo {
514
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
516	close $fh2;
517	};
518
519	warn $@ if $@;
520	_exit 0;
521	}	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
522	}	634	}
523		635
524	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
525		637
526	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
529		641
530	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
531	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).
532		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
533	=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	}
534		668
535	our $DB;	669	our $DB;
536		670
537	sub db_init {	671	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	672	cf::sync_job {
542	eval {	673	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	674	};
552	}	675	}
553		676
554	sub db_get($$) {	677	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
556		679
…		…
606	if (1) {	729	if (1) {
607	$md5 =	730	$md5 =
608	join "\x00",	731	join "\x00",
609	$processversion,	732	$processversion,
610	map {	733	map {
611	Coro::cede;	734	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	736	} 0.. $#$src;
614		737
615		738
616	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
654		777
655	#############################################################################	778	#############################################################################
656		779
657	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
658		781
659	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
660	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")
661	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
662		785
663	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>
664	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
665	Crossfire TRT).	788	Deliantra).
666		789
667	=over 4	790	=over 4
668		791
669	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
670		793
…		…
714	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
715		838
716	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
717	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
718		841
719	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
720	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.
721		844
722	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
723		846
724	=over 4	847	=over 4
…		…
952	}	1075	}
953		1076
954	0	1077	0
955	}	1078	}
956		1079
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1081
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1083
961	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
962		1085
…		…
968		1091
969	=cut	1092	=cut
970		1093
971	#############################################################################	1094	#############################################################################
972	# object support	1095	# object support
973	#
974		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#
975	sub _can_merge {	1130	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
977		1132
978	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1134
982	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
983	}	1137	}
984		1138
985	sub reattach {	1139	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1141	my ($obj) = @_;
988		1142
		1143	# no longer needed after getting rid of delete_package?
989	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
990		1145
991	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
992		1147
993	@$registry = ();	1148	@$registry = ();
994		1149
…		…
1009	cf::attachable->attach (	1164	cf::attachable->attach (
1010	prio => -1000000,	1165	prio => -1000000,
1011	on_instantiate => sub {	1166	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1013		1168
1014	$data = from_json $data;	1169	$data = decode_json $data;
1015		1170
1016	for (@$data) {	1171	for (@$data) {
1017	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1018		1173
1019	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1190	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1037		1192
1038	sync_job {	1193	sync_job {
1039	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1042		1198
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	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	}
1047	close $fh;	1206	aio_close $fh;
1048		1207
1049	if (@$objs) {	1208	if (@$objs) {
1050	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) {
1051	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1054	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	}
1055	close $fh;	1217	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1219	}
1058	} else {	1220	} else {
1059	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1060	}	1222	}
1061		1223
1062	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1228	} else {
1064	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1065	}	1230	}
1066	} else {	1231	} else {
1067	aio_unlink $filename;	1232	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1069	}	1234	}
1070	}	1235	};
1071	}	1236	}
1072		1237
1073	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1075		1240
…		…
1087	or return;	1252	or return;
1088		1253
1089	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1256	or return;
		1257
1092	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1093	}	1260	}
1094		1261
		1262	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1097	return ($data, $av);	1266	($data, $av)
1098	}	1267	}
1099		1268
1100	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1101		1270
1102	=over 4	1271	=over 4
…		…
1156	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1157		1326
1158	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1159	}	1328	}
1160		1329
		1330	use File::Glob ();
		1331
1161	cf::player->attach (	1332	cf::player->attach (
1162	on_command => sub {	1333	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1164		1335
1165	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1166	or return;	1337	or return;
1167		1338
…		…
1175	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1176		1347
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1349
1179	if (ref $msg) {	1350	if (ref $msg) {
		1351	my ($type, $reply, @payload) =
		1352	"ARRAY" eq ref $msg
		1353	? @$msg
		1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1355
		1356	my @reply;
		1357
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1185	} else {	1365	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1367	}
1188		1368
1189	cf::override;	1369	cf::override;
1190	},	1370	},
1191	);	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	}
1192		1385
1193	sub load_extensions {	1386	sub load_extensions {
1194	cf::sync_job {	1387	cf::sync_job {
1195	my %todo;	1388	my %todo;
1196		1389
…		…
1216		1409
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1412
1220	$ext{source} =	1413	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1222	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1223	. $source	1416	. $source
1224	. "\n};\n1";	1417	. "\n};\n1";
1225		1418
1226	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1227	}	1420	}
1228		1421
		1422	my $pass = 0;
1229	my %done;	1423	my %done;
1230	while (%todo) {	1424	while (%todo) {
1231	my $progress;	1425	my $progress;
1232		1426
		1427	++$pass;
		1428
		1429	ext:
1233	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1234	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1235	goto skip	1432	next ext
1236	unless exists $done{$_};	1433	unless exists $done{$_};
1237	}	1434	}
1238		1435
1239	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1240		1437
1241	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1242	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1243	: "$v->{base}: extension inactive.\n";
1244		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1245	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1246	warn $msg;	1445
1247	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1248	exit 1;	1447	delete $todo{$k};
1249	}	1448	} else {
1250		1449	$done{$k} = delete $todo{$k};
1251	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1252	}	1455	}
1253
1254	$done{$k} = delete $todo{$k};
1255	push @EXTS, $v->{pkg};
1256	$progress = 1;
1257	}	1456	}
1258		1457
1259	skip:	1458	unless ($progress) {
1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1261	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	}
1262	}	1466	}
1263	};	1467	};
1264	}	1468	}
1265		1469
1266	#############################################################################	1470	#############################################################################
1267		1471
1268	=back	1472	=back
1269		1473
1270	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1271		1475
1272	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1273		1477
1274	=cut	1478	=cut
1275		1479
1276	package cf::player;	1480	package cf::player;
1277		1481
1278	use Coro::AIO;	1482	use Coro::AIO;
1279		1483
1280	=head3 cf::player	1484	=head3 cf::player
1281		1485
1282	=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	}
1283		1501
1284	=item cf::player::find $login	1502	=item cf::player::find $login
1285		1503
1286	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1287		1505
…		…
1306		1524
1307	sub exists($) {	1525	sub exists($) {
1308	my ($login) = @_;	1526	my ($login) = @_;
1309		1527
1310	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1312	}	1530	}
1313		1531
1314	sub find($) {	1532	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1534	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1545
1328	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1329	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;
1330	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1331	}	1555	}
1332	}	1556	}
1333	}	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	);
1334		1571
1335	sub save($) {	1572	sub save($) {
1336	my ($pl) = @_;	1573	my ($pl) = @_;
1337		1574
1338	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1343	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1344		1581
1345	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1347		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
1348	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1349	Coro::cede;	1591	cf::cede_to_tick;
1350	}	1592	}
1351		1593
1352	sub new($) {	1594	sub new($) {
1353	my ($login) = @_;	1595	my ($login) = @_;
1354		1596
…		…
1360	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1361		1603
1362	$self	1604	$self
1363	}	1605	}
1364		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
1365	=item $pl->quit_character	1617	=item $pl->quit_character
1366		1618
1367	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
1368	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1369		1621
…		…
1373	my ($pl) = @_;	1625	my ($pl) = @_;
1374		1626
1375	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1376		1628
1377	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1378	$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
1379		1631
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1381	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1383	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1384		1638
1385	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1422	or return [];	1676	or return [];
1423		1677
1424	my @logins;	1678	my @logins;
1425		1679
1426	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") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1430		1690
1431	utf8::decode $login;	1691	utf8::decode $login;
1432	push @logins, $login;	1692	push @logins, $login;
1433	}	1693	}
1434		1694
1435	\@logins	1695	\@logins
1436	}	1696	}
1437		1697
1438	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1439		1701
1440	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1441	player. May block.	1703	player. May block.
1442		1704
1443	=cut	1705	=cut
…		…
1461	}	1723	}
1462		1724
1463	\@paths	1725	\@paths
1464	}	1726	}
1465		1727
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1729
1468	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1469		1731
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1732	=item $player->ext_reply ($msgid, @msg)
1517		1733
1518	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1519		1735
1520	=cut	1736	=cut
1521		1737
1522	sub ext_reply($$%) {	1738	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1739	my ($self, $id, @msg) = @_;
1524		1740
1525	$msg{msgid} = $id;	1741	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1742	}
1528		1743
1529	=item $player->ext_event ($type, %msg)	1744	=item $player->ext_msg ($type, @msg)
1530		1745
1531	Sends an ext event to the client.	1746	Sends an ext event to the client.
1532		1747
1533	=cut	1748	=cut
1534		1749
1535	sub ext_event($$%) {	1750	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1751	my ($self, $type, @msg) = @_;
1537		1752
1538	$self->ns->ext_event ($type, %msg);	1753	$self->ns->ext_msg ($type, @msg);
1539	}	1754	}
1540		1755
1541	=head3 cf::region	1756	=head3 cf::region
1542		1757
1543	=over 4	1758	=over 4
…		…
1552		1767
1553	=cut	1768	=cut
1554		1769
1555	sub find_by_path($) {	1770	sub find_by_path($) {
1556	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1557		1774
1558	my ($match, $specificity);	1775	my ($match, $specificity);
1559		1776
1560	for my $region (list) {	1777	for my $region (list) {
1561	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1587	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1589		1806
1590	sub generate_random_map {	1807	sub generate_random_map {
1591	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
1592	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1813	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1597	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1598	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1599	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1600	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1718		1938
1719	# the temporary/swap location	1939	# the temporary/swap location
1720	sub save_path {	1940	sub save_path {
1721	my ($self) = @_;	1941	my ($self) = @_;
1722		1942
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1725	}	1945	}
1726		1946
1727	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1728	sub uniq_path {	1948	sub uniq_path {
1729	my ($self) = @_;	1949	my ($self) = @_;
1730		1950
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	1953	}
1743		1954
1744	sub decay_objects {	1955	sub decay_objects {
1745	my ($self) = @_;	1956	my ($self) = @_;
1746		1957
…		…
1759		1970
1760	sub load_header_from($) {	1971	sub load_header_from($) {
1761	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1762		1973
1763	utf8::encode $path;	1974	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	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;
1769		1983
1770	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1771		1985
1772	1	1986	1
1773	}	1987	}
…		…
1827	sub find {	2041	sub find {
1828	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1829		2043
1830	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1831		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1833		2048
1834	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1837	or return;	2051	or return;
1838		2052
1839	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1840		2054
…		…
1842	or return;	2056	or return;
1843		2057
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1847	$map->reset;	2063	$map->reset;
1848	undef $guard;
1849	return find $path;	2064	return find $path;
1850	}	2065	}
1851		2066
1852	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1853	}	2068	}
1854	}	2069	}
1855		2070
1856	sub pre_load { }	2071	sub pre_load { }
1857	sub post_load { }	2072	#sub post_load { } # XS
1858		2073
1859	sub load {	2074	sub load {
1860	my ($self) = @_;	2075	my ($self) = @_;
1861		2076
1862	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1863		2078
1864	my $path = $self->{path};	2079	my $path = $self->{path};
1865		2080
1866	{	2081	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1868		2083
		2084	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2086
1871	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1872		2088
1873	$self->alloc;	2089	$self->alloc;
1874		2090
1875	$self->pre_load;	2091	$self->pre_load;
1876	Coro::cede;	2092	cf::cede_to_tick;
1877		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1879	or return;	2097	or return;
1880		2098
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1882	if delete $self->{load_original};	2100	if delete $self->{load_original};
1883		2101
1884	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2103	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2106	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1889	}	2110	}
1890	}	2111	}
1891		2112
1892	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1893	# now do the right thing for maps	2116	# now do the right thing for maps
1894	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2119	unless $self->difficulty;
1897	Coro::cede;	2120	cf::cede_to_tick;
1898		2121
1899	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2123	$self->decay_objects;
1901	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1902	$self->update_buttons;	2125	$self->update_buttons;
1903	Coro::cede;	2126	cf::cede_to_tick;
1904	$self->set_darkness_map;
1905	Coro::cede;
1906	$self->activate;	2127	$self->activate;
1907	}	2128	}
1908		2129
		2130	$self->{last_save} = $cf::RUNTIME;
		2131	$self->last_access ($cf::RUNTIME);
		2132
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2134	}
1911		2135
1912	$self->post_load;	2136	$self->post_load;
1913	}	2137	}
1914		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
1915	sub customise_for {	2142	sub customise_for {
1916	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1917		2144
1918	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2146	if $self->per_player;
…		…
1923		2150
1924	$self	2151	$self
1925	}	2152	}
1926		2153
1927	# 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
1928	sub load_diag {	2155	sub load_neighbours {
1929	my ($map) = @_;	2156	my ($map) = @_;
1930		2157
1931	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1932		2159
1933	for (0 .. 3) {	2160	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1935	or next;	2162	or next;
1936	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1937	or next;	2164	or next;
1938	$neigh->load;	2165	$neigh->load;
1939		2166
		2167	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2170	}
1943		2171
1944	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1946	or next;	2175	or next;
1947	$neigh->load;	2176	$neigh->load;
1948	}	2177	}
1949	}	2178	}
1950		2179
…		…
1955	}	2184	}
1956		2185
1957	sub do_load_sync {	2186	sub do_load_sync {
1958	my ($map) = @_;	2187	my ($map) = @_;
1959		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1960	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1961	}	2193	}
1962		2194
1963	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1965		2197
1966	sub find_async {	2198	sub find_async {
1967	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1968		2200
1969	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1970		2202
1971	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2205	}
1974		2206
1975	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1976	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1977	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2214	if (my $map = find $k) {
1980	$map->load;	2215	$map->load if $v;
1981	}	2216	}
1982		2217
1983	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1984	}	2219	}
1985	}	2220	}
1986	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1987	};	2222	};
1988	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1989		2224
1990	()	2225	()
1991	}	2226	}
1992		2227
		2228	# common code, used by both ->save and ->swapout
1993	sub save {	2229	sub _save {
1994	my ($self) = @_;	2230	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;
1997		2231
1998	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1999		2233
2000	return unless $self->dirty;	2234	return unless $self->dirty;
2001		2235
…		…
2007	return if $self->{deny_save};	2241	return if $self->{deny_save};
2008		2242
2009	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2010		2244
2011	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2013	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2014		2251
2015	if ($uniq) {	2252	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2255	} else {
2019	$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);
2020	}	2257	}
2021	}	2258	}
2022		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2023	sub swap_out {	2268	sub swap_out {
2024	my ($self) = @_;	2269	my ($self) = @_;
2025		2270
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2031	return if $self->players;	2275	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		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
2035	$self->clear;	2286	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2287	}
2038		2288
2039	sub reset_at {	2289	sub reset_at {
2040	my ($self) = @_;	2290	my ($self) = @_;
2041		2291
…		…
2059		2309
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2311
2062	return if $self->players;	2312	return if $self->players;
2063		2313
2064	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2065		2315
2066	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2067		2317
2068	# need to save uniques path	2318	# need to save uniques path
2069	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2323	if $uniq;
2074	}	2324	}
2075		2325
2076	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2077		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2330	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2331
2082	$self->unlink_save;	2332	$self->unlink_save;
2083	$self->destroy;	2333	$self->destroy;
2084	}	2334	}
2085		2335
2086	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2087		2337
2088	sub nuke {	2338	sub nuke {
2089	my ($self) = @_;	2339	my ($self) = @_;
2090		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2091	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2092		2345
2093	$self->unlink_save;	2346	$self->unlink_save;
2094		2347
2095	bless $self, "cf::map";	2348	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2353
2101	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2102		2356
2103	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2104	}	2358	}
2105		2359
2106	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2148		2402
2149	sub unique_maps() {	2403	sub unique_maps() {
2150	[	2404	[
2151	map {	2405	map {
2152	utf8::decode $_;	2406	utf8::decode $_;
2153	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2154	? normalise $_	2410	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2412	]
2158	}	2413	}
2159		2414
2160	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	}
2161		2446
2162	=back	2447	=back
2163		2448
2164	=head3 cf::object	2449	=head3 cf::object
2165		2450
…		…
2169		2454
2170	=over 4	2455	=over 4
2171		2456
2172	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2173		2458
2174	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.
2175		2461
2176	=cut	2462	=cut
2177		2463
2178	sub inv_recursive_;	2464	sub inv_recursive_;
2179	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2182		2468
2183	sub inv_recursive {	2469	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2185	}	2471	}
2186		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
2187	package cf;	2501	package cf;
2188		2502
2189	=back	2503	=back
2190		2504
2191	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2197	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>
2198	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
2199	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2200		2514
2201	=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	};
2202		2530
2203	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2532	# with dialog boxes.
2205	#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
2206	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2213		2541
2214	} else {	2542	} else {
2215	my $pl = $self->contr;	2543	my $pl = $self->contr;
2216		2544
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2545	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2548
2226	} else {	2549	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2552	}
2230	}	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 (@_);
2231	}	2564	}
2232		2565
2233	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2234		2567
2235	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2248		2581
2249	=item $player_object->enter_link	2582	=item $player_object->enter_link
2250		2583
2251	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}>).
2252		2585
2253	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.
2254	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.
2255		2590
2256	Will never block.	2591	Will never block.
2257		2592
2258	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2259		2594
…		…
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2620
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2288		2623
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2625	}
2291		2626
2292	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2294		2629
…		…
2311	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2313		2648
2314	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2317		2652
2318	$map->load;	2653	$map->load;
2319	$map->load_diag;	2654	$map->load_neighbours;
2320		2655
2321	return unless $self->contr->active;	2656	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2657
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2326	}	2663	}
2327		2664
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2329		2666
2330	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2671	be called at the end of this process.
2335		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
		2675
2336	=cut	2676	=cut
2337		2677
2338	our $GOTOGEN;	2678	our $GOTOGEN;
2339		2679
2340	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2685
2346	$self->enter_link;	2686	$self->enter_link;
2347		2687
2348	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2349	my $map = eval {	2710	my $map = eval {
2350	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2351		2712
2352	if ($map) {	2713	if ($map) {
2353	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2355	} else {	2716	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2718	}
2358		2719
2359	$map	2720	$map
2360	};	2721	};
2361		2722
…		…
2397	}	2758	}
2398		2759
2399	sub prepare_random_map {	2760	sub prepare_random_map {
2400	my ($exit) = @_;	2761	my ($exit) = @_;
2401		2762
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2765	# that depends on the exit object
2407		2766
2408	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2769	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2415	}	2776	}
2416		2777
2417	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2418		2779
2419	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2422		2783
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2786	undef $fh;
2426	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2427		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2430	}	2795	}
2431	}	2796	}
2432		2797
2433	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2435		2800
2436	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2437		2802
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2803	$self->enter_link;
2450		2804
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2805	(async {
2456	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2457	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2458	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2459		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2460	1;	2829	1
2461	}) {	2830	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2835
2467	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2484	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2485	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2486		2855
2487	utf8::encode $text;	2856	utf8::encode $text;
2488	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2489	}	2883	}
2490		2884
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		2886
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2497		2891
2498	=cut	2892	=cut
2499		2893
		2894	# non-persistent channels (usually the info channel)
		2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
		2902	"c/identify" => {
		2903	id => "infobox",
		2904	title => "Identify",
		2905	reply => undef,
		2906	tooltip => "Items recently identified",
		2907	},
		2908	"c/examine" => {
		2909	id => "infobox",
		2910	title => "Examine",
		2911	reply => undef,
		2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
		3006	);
		3007
2500	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3010
2503	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2504		3013
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2507	if (ref $channel) {	3023	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	3027	$self->ext_msg (channel_info => $channel);
2512	}	3028	}
2513		3029
2514	$channel = $channel->{id};	3030	$channel = $channel->{id};
2515	}	3031	}
2516		3032
2517	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2518		3034
2519	if ($self->can_msg) {	3035	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	3037	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3038
2532	if ($color >= 0) {	3039	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	3040	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3042	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		3043
		3044	$self->send_big_packet ($pkt);
		3045	}
		3046
2543	=item $client->ext_event ($type, %msg)	3047	=item $client->ext_msg ($type, @msg)
2544		3048
2545	Sends an ext event to the client.	3049	Sends an ext event to the client.
2546		3050
2547	=cut	3051	=cut
2548		3052
2549	sub cf::client::ext_event($$%) {	3053	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	3054	my ($self, $type, @msg) = @_;
2551		3055
2552	return unless $self->extcmd;	3056	if ($self->extcmd == 2) {
2553		3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3058	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	3059	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3061	}
		3062	}
		3063
		3064	=item $client->ext_reply ($msgid, @msg)
		3065
		3066	Sends an ext reply to the client.
		3067
		3068	=cut
		3069
		3070	sub cf::client::ext_reply($$@) {
		3071	my ($self, $id, @msg) = @_;
		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3075	} elsif ($self->extcmd == 1) {
		3076	#TODO: version 1, remove
		3077	unshift @msg, msgtype => "reply", msgid => $id;
		3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3079	}
2556	}	3080	}
2557		3081
2558	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2559		3083
2560	Queues a query to the client, calling the given callback with	3084	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3139	my ($ns, $buf) = @_;
2616		3140
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3141	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3142
2619	if (ref $msg) {	3143	if (ref $msg) {
		3144	my ($type, $reply, @payload) =
		3145	"ARRAY" eq ref $msg
		3146	? @$msg
		3147	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3148
		3149	my @reply;
		3150
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3151	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3152	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2626	} else {	3158	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3159	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3160	}
2629		3161
2630	cf::override;	3162	cf::override;
…		…
2652		3184
2653	$coro	3185	$coro
2654	}	3186	}
2655		3187
2656	cf::client->attach (	3188	cf::client->attach (
2657	on_destroy => sub {	3189	on_client_destroy => sub {
2658	my ($ns) = @_;	3190	my ($ns) = @_;
2659		3191
2660	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2661	},	3193	},
2662	);	3194	);
…		…
2677	our $safe = new Safe "safe";	3209	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2679		3211
2680	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2681		3213
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3214	$safe->permit_only (Opcode::opset qw(
		3215	:base_core :base_mem :base_orig :base_math :base_loop
		3216	grepstart grepwhile mapstart mapwhile
		3217	sort time
		3218	));
2683		3219
2684	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
2685		3221
2686	=pod	3222	=pod
2687		3223
2688	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2689		3225
2690	cf::object	3226	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3228	insert remove name archname title slaying race decrease split
		3229	value
2693		3230
2694	cf::object::player	3231	cf::object::player
2695	player	3232	player
2696		3233
2697	cf::player	3234	cf::player
…		…
2702		3239
2703	=cut	3240	=cut
2704		3241
2705	for (	3242	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2711	) {	3249	) {
2712	no strict 'refs';	3250	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2732		3270
2733	my $qcode = $code;	3271	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2736		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2737	local $_;	3278	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;
2739		3279
2740	my $eval =	3280	my $eval =
2741	"do {\n"	3281	"do {\n"
2742	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2743	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2744	. $code	3284	. $code
2745	. "\n}"	3285	. "\n}"
2746	;	3286	;
2747		3287
		3288	if ($CFG{safe_eval}) {
2748	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2749	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2750	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2751		3297
2752	if ($@) {	3298	if ($@) {
2753	warn "$@";	3299	warn "$@";
2754	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2755	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2774	=cut	3320	=cut
2775		3321
2776	sub register_script_function {	3322	sub register_script_function {
2777	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2778		3324
2779	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2780	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2781	}	3327	}
2782		3328
2783	=back	3329	=back
2784		3330
2785	=cut	3331	=cut
…		…
2787	#############################################################################	3333	#############################################################################
2788	# the server's init and main functions	3334	# the server's init and main functions
2789		3335
2790	sub load_facedata($) {	3336	sub load_facedata($) {
2791	my ($path) = @_;	3337	my ($path) = @_;
		3338
		3339	# HACK to clear player env face cache, we need some signal framework
		3340	# for this (global event?)
		3341	%ext::player_env::MUSIC_FACE_CACHE = ();
		3342
		3343	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2792		3344
2793	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2794		3346
2795	my $facedata;	3347	my $facedata;
2796	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3351	$facedata = Coro::Storable::thaw $facedata;
2800		3352
2801	$facedata->{version} == 2	3353	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3355
		3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3358	$facedata->{resource}{"res/exp_table"} = {
		3359	type => FT_RSRC,
		3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
		3362	};
		3363	cf::cede_to_tick;
		3364
2804	{	3365	{
2805	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2806		3367
2807	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2809	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2813		3375
2814	cf::cede_to_tick;	3376	cf::cede_to_tick;
2815	}	3377	}
2816		3378
2817	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2819	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2820	or next;	3383	or next;
		3384
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3388	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2839		3403
2840	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2841	}	3405	}
2842		3406
2843	{	3407	{
2844	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3409
2849	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3411	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2857		3413
2858	if ($name =~ /\.jpg$/) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3415	cf::face::set_type $idx, $info->{type};
2861	} else {	3416	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3417	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3418	}
2868		3419
2869	cf::cede_to_tick;	3420	cf::cede_to_tick;
2870	}	3421	}
2871	}	3422	}
2872		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3425
2873	1	3426	1
2874	}	3427	}
2875		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
		3448
		3449	register_exticmd fx_want => sub {
		3450	my ($ns, $want) = @_;
		3451
		3452	while (my ($k, $v) = each %$want) {
		3453	$ns->fx_want ($k, $v);
		3454	}
		3455	};
		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
		3466
2876	sub reload_regions {	3467	sub reload_regions {
		3468	# HACK to clear player env face cache, we need some signal framework
		3469	# for this (global event?)
		3470	%ext::player_env::MUSIC_FACE_CACHE = ();
		3471
2877	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
2879		3474
2880	for (cf::region::list) {	3475	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3476	$_->{match} = qr/$_->{match}/
…		…
2889	}	3484	}
2890		3485
2891	sub reload_archetypes {	3486	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3489	}
2900		3490
2901	sub reload_treasures {	3491	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2904	}	3494	}
2905		3495
2906	sub reload_resources {	3496	sub reload_resources {
2907	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2908		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2909	reload_regions;	3501	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3502	reload_treasures;
2914		3503
2915	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
2916	}	3505	}
2917		3506
2918	sub init {	3507	sub reload_config {
2919	reload_resources;	3508	warn "reloading config file...\n";
2920	}
2921		3509
2922	sub cfg_load {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3511	or return;
2925		3512
2926	local $/;	3513	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
2928		3515
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3517
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2936	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2937	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
2938	};	3525	};
2939	warn $@ if $@;	3526	warn $@ if $@;
2940	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
2941	}	3558	}
2942		3559
2943	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
2944	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3573	(async {
2948	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
2950	};	3577	};
2951		3578
2952	cfg_load;	3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
		3591	reload_config;
2953	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
2954	load_extensions;	3602	load_extensions;
2955		3603
2956	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
2958	}	3617	}
2959		3618
2960	#############################################################################	3619	#############################################################################
2961	# initialisation and cleanup	3620	# initialisation and cleanup
2962		3621
2963	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
2964	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
2973	},
2974	);	3628	};
2975	}	3629	}
2976	}	3630	}
2977		3631
2978	sub write_runtime {	3632	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
2980		3634
2981	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
2983		3637
2984	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3639
2986	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
2987		3641
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2989	or return;	3643	or return;
2990		3644
2991	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3004		3658
3005	close $fh	3659	close $fh
3006	or return;	3660	or return;
3007		3661
3008	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3663	and return;
3010		3664
3011	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3012		3666
3013	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
3014	}	3718	}
3015		3719
3016	sub emergency_save() {	3720	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3018		3722
3019	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3020		3724
3021	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3022	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3739	$pl->save;
3030	}	3740	}
3031	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3032		3742
3033	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	3746	$map->valid or next;
3037	$map->save;	3747	$map->save;
3038	}	3748	}
3039	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3040		3750
3041	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3044	};	3758	};
3045		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3046	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3047	}	3766	}
3048		3767
3049	sub post_cleanup {	3768	sub post_cleanup {
3050	my ($make_core) = @_;	3769	my ($make_core) = @_;
3051		3770
3052	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3054	}	3801	}
3055		3802
3056	sub do_reload_perl() {	3803	sub do_reload_perl() {
3057	# can/must only be called in main	3804	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3059	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3060	return;	3807	return;
3061	}	3808	}
3062		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3063	warn "reloading...";	3815	warn "reloading...";
3064		3816
3065	warn "entering sync_job";	3817	warn "entering sync_job";
3066		3818
3067	cf::sync_job {	3819	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3821	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3071		3823
3072	warn "syncing database to disk";	3824	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3826
3075	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3076		3828
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3088	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();
3096
3097	warn "removing commands";
3098	%COMMAND = ();
3099
3100	warn "removing ext/exti commands";
3101	%EXTCMD = ();
3102	%EXTICMD = ();
3103
3104	warn "unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";
3107
3108	if (my $cb = $pkg->can ("unload")) {
3109	eval {
3110	$cb->($pkg);
3111	1
3112	} or warn "$pkg unloaded, but with errors: $@";
3113	}	3832	}
3114		3833
3115	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3116	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3117	}	3836	%EXT_CORO = ();
3118		3837
3119	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3120	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3123	warn "... unloading $k";	3847	warn "... unloading $pkg";
3124	delete $INC{$k};
3125		3848
3126	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;
3128
3129	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3130	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3131	}	3858	}
3132		3859
3133	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3134	}	3875	}
3135		3876
3136	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		3880
3140	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		3884
3144	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3145	# and global variables created in xs	3886	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3147		3888
3148	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3149		3890
3150	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3151	require cf;	3892	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3153		3894
3154	warn "loading config and database again";	3895	warn "loading config and database again";
3155	cf::cfg_load;	3896	cf::reload_config;
3156		3897
3157	warn "loading extensions";	3898	warn "loading extensions";
3158	cf::load_extensions;	3899	cf::load_extensions;
3159		3900
		3901	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3163	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3166		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3167	warn "leaving sync_job";	3913	warn "leaving sync_job";
3168		3914
3169	1	3915	1
3170	} or do {	3916	} or do {
3171	warn $@;	3917	warn $@;
3172	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3919	};
3175		3920
3176	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3177	};	3927	};
3178		3928
3179	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3180		3930
3181	sub reload_perl() {	3931	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3184		3934
3185	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	3937
3188	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	3939	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3192	},	3941	};
3193	);	3942	};
3194	}	3943	}
3195		3944
3196	register_command "reload" => sub {	3945	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3198		3947
3199	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3952	reload_perl;
		3953	};
3202	}	3954	}
3203	};	3955	};
3204		3956
3205	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3206		3958
…		…
3208		3960
3209	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3211		3963
3212	sub wait_for_tick {	3964	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3215		3966
3216	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3969	$signal->wait;
3219	}	3970	}
3220		3971
3221	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3224		3974
3225	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3977	$signal->wait;
3228	}	3978	}
3229		3979
3230	my $min = 1e6;#d#	3980	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3242	return;	3984	return;
3243	}	3985	}
3244		3986
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3248		3988
3249	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3250	for(1..10) {
3251	my $t = Event::time;
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3253	or die;
3254		3990
3255	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	$map->alloc;	3993	Coro::async_pool {
3258	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3259	my $t = Event::time - $t;	3995	write_runtime_sync
3260		3996	or warn "ERROR: unable to write runtime file: $!";
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3997	};
		3998	}
3271		3999
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	4001	$sig->send;
3288	}	4002	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	4004	$sig->send;
3291	}	4005	}
3292		4006
3293	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		4009
3304	_post_tick;	4010	if (0) {
3305		4011	if ($NEXT_TICK) {
3306		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3307	},	4016	}
3308	);	4017	}
3309		4018
3310	{	4019	{
3311	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	4021
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3321		4023	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		4025
3337	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		4033
3340	cf::sync_job {	4034	cf::sync_job {
3341	eval {	4035	eval {
3342	BDB::db_env_open	4036	BDB::db_env_open
3343	$DB_ENV,	4037	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	4041	0666;
3348		4042
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	4044	};
3354		4045
3355	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	4047	};
3357	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3358	}	4059	}
3359		4060
3360	{	4061	{
		4062	# configure IO::AIO
		4063
3361	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	4067	}
3374		4068
3375	my $_log_backtrace;	4069	my $_log_backtrace;
3376		4070
3377	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3380	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3381		4075
3382	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3385	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3386	my @bt = fork_call {	4083	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3398	}	4095	}
3399		4096
3400	@funcs	4097	@funcs
3401	};	4098	};
3402		4099
3403	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4103	--$_log_backtrace;
3406	};	4104	};
3407	} else {	4105	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3410	}	4108	}
3411	}	4109	}
3412		4110
3413	# load additional modules	4111	# load additional modules
3414	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3415		4114
3416	END { cf::emergency_save }	4115	END { cf::emergency_save }
3417		4116
3418	1	4117	1
3419		4118

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