ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.524 by root, Sun Apr 18 07:08:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		184
119	#############################################################################	185	#############################################################################
120		186
121	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
122		188
…		…
158		224
159	The raw value load value from the last tick.	225	The raw value load value from the last tick.
160		226
161	=item %cf::CFG	227	=item %cf::CFG
162		228
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	230	from wherever your confdir points to.
165		231
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		233
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		237
172	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
173		239
174	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	242	that call.
177		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
178	=back	250	=back
179		251
180	=cut	252	=cut
181		253
182	BEGIN {	254	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	255	my $msg = join "", @_;
185		256
186	$msg .= "\n"	257	$msg .= "\n"
187	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
188		259
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		261
191	utf8::encode $msg;
192	LOG llevError, $msg;	262	LOG llevError, $msg;
193	};	263	};
194	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
195		278
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	289	for my $pkg (qw(
207	cf::global cf::attachable	290	cf::global cf::attachable
208	cf::object cf::object::player	291	cf::object cf::object::player
209	cf::client cf::player	292	cf::client cf::player
210	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
211	cf::map cf::party cf::region	295	cf::party cf::region
212	)) {	296	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	298	}
216		299
217	$Event::DIED = sub {	300	$EV::DIED = sub {
218	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
219	};	302	};
220		303
221	#############################################################################	304	#############################################################################
222		305
223	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	329	$d
247	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
248	}	331	}
249		332
250	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
251		334
252	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
253		336
254	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
255		338
256	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
257		340
258	=cut	341	=cut
259		342
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		344
262	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
264		361
265	=item cf::lock_wait $string	362	=item cf::lock_wait $string
266		363
267	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
268		365
269	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
270		367
271	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
274	returned.	371	returned.
275		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
276	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
278		378
279	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
280		380
281	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
282		382
283	=cut	383	=cut
284		384
285	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
286		386
287	sub lock_wait($) {	387	sub lock_wait($) {
288	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	389	}
296		390
297	sub lock_acquire($) {	391	sub lock_acquire($) {
298	my ($key) = @_;	392	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	393	}
310		394
311	sub lock_active($) {	395	sub lock_active($) {
312	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	397	}
316		398
317	sub freeze_mainloop {	399	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
319		401
320	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	403	}
		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($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
		418	}
		419
		420	=item cf::get_slot $time[, $priority[, $name]]
		421
		422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		423	This call blocks and returns only when you have at least C<$time> seconds
		424	of cpu time till the next tick. The slot is only valid till the next cede.
		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
		429	Useful for short background jobs.
		430
		431	=cut
		432
		433	our @SLOT_QUEUE;
		434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
		436
		437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
		441	my $signal = new Coro::Signal;
		442	my $busy;
		443
		444	while () {
		445	next_job:
		446
		447	my $avail = cf::till_tick;
		448
		449	for (0 .. $#SLOT_QUEUE) {
		450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
		452	my $job = splice @SLOT_QUEUE, $_, 1, ();
		453	$job->[2]->send;
		454	Coro::cede;
		455	goto next_job;
		456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		458	}
		459	}
		460
		461	if (@SLOT_QUEUE) {
		462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		463	push @cf::WAIT_FOR_TICK, $signal;
		464	$signal->wait;
		465	} else {
		466	$busy = 0;
		467	Coro::schedule;
		468	}
322	};	469	}
323	$TICK_WATCHER->stop;	470	};
324	$guard	471
		472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
		475	my ($time, $pri, $name) = @_;
		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
		481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		483	$SLOT_QUEUE->ready;
		484	$sig->wait;
325	}	485	}
326		486
327	=item cf::async { BLOCK }	487	=item cf::async { BLOCK }
328		488
329	Currently the same as Coro::async_pool, meaning you cannot use	489	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		494
335	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
336		496
337	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
338		498
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	502	acceptable.
343		503
344	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		510
351	sub sync_job(&) {	511	sub sync_job(&) {
352	my ($job) = @_;	512	my ($job) = @_;
353		513
354	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	515	my $time = AE::time;
356		516
357	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
359		519
360	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	521
362	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
363		523
364	my $busy = 1;	524	my $busy = 1;
365	my @res;	525	my @res;
366		526
367	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	529	@res = eval { $job->() };
369	warn $@ if $@;	530	warn $@ if $@;
370	undef $busy;	531	undef $busy;
371	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
372		533
373	while ($busy) {	534	while ($busy) {
374	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
375	}	539	}
		540	}
376		541
377	$time = Event::time - $time;	542	my $time = AE::time - $time;
378		543
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
383		545
384	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
385	} else {	547	} else {
386	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
387		549
…		…
412	=item fork_call { }, $args	574	=item fork_call { }, $args
413		575
414	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
415	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
418		580
419	=cut	581	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		582
430	sub fork_call(&@) {	583	sub fork_call(&@) {
431	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
432		585
433	# 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,
434	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		589
438	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	591	reset_signals;
452	local $SIG{__WARN__};	592	&$cb
453	local $SIG{__DIE__};	593	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		594
460	eval {	595	wantarray ? @res : $res[-1]
461	close $fh1;	596	}
462		597
463	my @res = eval { $cb->(@args) };	598	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	634	}
473		635
474	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
475		637
476	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
479		641
480	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
481	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).
482		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
483	=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	}
484		668
485	our $DB;	669	our $DB;
486		670
487	sub db_init {	671	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	672	cf::sync_job {
492	eval {	673	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	674	};
502	}	675	}
503		676
504	sub db_get($$) {	677	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
506		679
…		…
556	if (1) {	729	if (1) {
557	$md5 =	730	$md5 =
558	join "\x00",	731	join "\x00",
559	$processversion,	732	$processversion,
560	map {	733	map {
561	Coro::cede;	734	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	736	} 0.. $#$src;
564		737
565		738
566	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		777
605	#############################################################################	778	#############################################################################
606		779
607	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
608		781
609	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
610	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")
611	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
612		785
613	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>
614	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
615	Crossfire TRT).	788	Deliantra).
616		789
617	=over 4	790	=over 4
618		791
619	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
620		793
…		…
664	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
665		838
666	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
667	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
668		841
669	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		844
672	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
673		846
674	=over 4	847	=over 4
…		…
902	}	1075	}
903		1076
904	0	1077	0
905	}	1078	}
906		1079
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1081
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1083
911	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
912		1085
…		…
919	=cut	1092	=cut
920		1093
921	#############################################################################	1094	#############################################################################
922	# object support	1095	# object support
923		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#
		1130	sub _can_merge {
		1131	my ($ob1, $ob2) = @_;
		1132
		1133	++$SLOW_MERGES;#d#
		1134
		1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
		1137	}
		1138
924	sub reattach {	1139	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1141	my ($obj) = @_;
927		1142
		1143	# no longer needed after getting rid of delete_package?
928	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
929		1145
930	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
931		1147
932	@$registry = ();	1148	@$registry = ();
933		1149
…		…
948	cf::attachable->attach (	1164	cf::attachable->attach (
949	prio => -1000000,	1165	prio => -1000000,
950	on_instantiate => sub {	1166	on_instantiate => sub {
951	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
952		1168
953	$data = from_json $data;	1169	$data = decode_json $data;
954		1170
955	for (@$data) {	1171	for (@$data) {
956	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
957		1173
958	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1190	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
976		1192
977	sync_job {	1193	sync_job {
978	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
981		1198
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	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	}
986	close $fh;	1206	aio_close $fh;
987		1207
988	if (@$objs) {	1208	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
993	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	}
994	close $fh;	1217	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
996	}	1219	}
997	} else {	1220	} else {
998	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
999	}	1222	}
1000		1223
1001	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1228	} else {
1003	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1004	}	1230	}
1005	} else {	1231	} else {
1006	aio_unlink $filename;	1232	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1008	}	1234	}
1009	}	1235	};
1010	}	1236	}
1011		1237
1012	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1014		1240
…		…
1026	or return;	1252	or return;
1027		1253
1028	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1256	or return;
		1257
1031	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1032	}	1260	}
1033		1261
		1262	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1036	return ($data, $av);	1266	($data, $av)
1037	}	1267	}
1038		1268
1039	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1040		1270
1041	=over 4	1271	=over 4
…		…
1095	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1096		1326
1097	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1098	}	1328	}
1099		1329
		1330	use File::Glob ();
		1331
1100	cf::player->attach (	1332	cf::player->attach (
1101	on_command => sub {	1333	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1103		1335
1104	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1105	or return;	1337	or return;
1106		1338
…		…
1114	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1115		1347
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1349
1118	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
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1124	} else {	1365	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1367	}
1127		1368
1128	cf::override;	1369	cf::override;
1129	},	1370	},
1130	);	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	}
1131		1385
1132	sub load_extensions {	1386	sub load_extensions {
1133	cf::sync_job {	1387	cf::sync_job {
1134	my %todo;	1388	my %todo;
1135		1389
…		…
1155		1409
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1412
1159	$ext{source} =	1413	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1162	. $source	1416	. $source
1163	. "\n};\n1";	1417	. "\n};\n1";
1164		1418
1165	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1166	}	1420	}
1167		1421
		1422	my $pass = 0;
1168	my %done;	1423	my %done;
1169	while (%todo) {	1424	while (%todo) {
1170	my $progress;	1425	my $progress;
1171		1426
		1427	++$pass;
		1428
		1429	ext:
1172	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1432	next ext
1175	unless exists $done{$_};	1433	unless exists $done{$_};
1176	}	1434	}
1177		1435
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1437
1180	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1185	warn $msg;	1445
1186	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1447	delete $todo{$k};
1188	}	1448	} else {
1189		1449	$done{$k} = delete $todo{$k};
1190	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1191	}	1455	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1456	}
1197		1457
1198	skip:	1458	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	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	}
1201	}	1466	}
1202	};	1467	};
1203	}	1468	}
1204		1469
1205	#############################################################################	1470	#############################################################################
1206		1471
1207	=back	1472	=back
1208		1473
1209	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1210		1475
1211	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1212		1477
1213	=cut	1478	=cut
1214		1479
1215	package cf::player;	1480	package cf::player;
1216		1481
1217	use Coro::AIO;	1482	use Coro::AIO;
1218		1483
1219	=head3 cf::player	1484	=head3 cf::player
1220		1485
1221	=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	}
1222		1501
1223	=item cf::player::find $login	1502	=item cf::player::find $login
1224		1503
1225	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1226		1505
…		…
1245		1524
1246	sub exists($) {	1525	sub exists($) {
1247	my ($login) = @_;	1526	my ($login) = @_;
1248		1527
1249	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1251	}	1530	}
1252		1531
1253	sub find($) {	1532	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1534	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1545
1267	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1268	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;
1269	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1270	}	1555	}
1271	}	1556	}
1272	}	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	);
1273		1571
1274	sub save($) {	1572	sub save($) {
1275	my ($pl) = @_;	1573	my ($pl) = @_;
1276		1574
1277	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1283		1581
1284	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1286		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
1287	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1288	Coro::cede;	1591	cf::cede_to_tick;
1289	}	1592	}
1290		1593
1291	sub new($) {	1594	sub new($) {
1292	my ($login) = @_;	1595	my ($login) = @_;
1293		1596
…		…
1299	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1300		1603
1301	$self	1604	$self
1302	}	1605	}
1303		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
1304	=item $pl->quit_character	1617	=item $pl->quit_character
1305		1618
1306	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
1307	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1308		1621
…		…
1312	my ($pl) = @_;	1625	my ($pl) = @_;
1313		1626
1314	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1315		1628
1316	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1317	$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
1318		1631
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1323		1638
1324	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1676	or return [];
1362		1677
1363	my @logins;	1678	my @logins;
1364		1679
1365	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") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1369		1690
1370	utf8::decode $login;	1691	utf8::decode $login;
1371	push @logins, $login;	1692	push @logins, $login;
1372	}	1693	}
1373		1694
1374	\@logins	1695	\@logins
1375	}	1696	}
1376		1697
1377	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1378		1701
1379	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1380	player. May block.	1703	player. May block.
1381		1704
1382	=cut	1705	=cut
…		…
1400	}	1723	}
1401		1724
1402	\@paths	1725	\@paths
1403	}	1726	}
1404		1727
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1729
1407	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1408		1731
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1732	=item $player->ext_reply ($msgid, @msg)
1456		1733
1457	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1458		1735
1459	=cut	1736	=cut
1460		1737
1461	sub ext_reply($$%) {	1738	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1739	my ($self, $id, @msg) = @_;
1463		1740
1464	$msg{msgid} = $id;	1741	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1742	}
1467		1743
1468	=item $player->ext_event ($type, %msg)	1744	=item $player->ext_msg ($type, @msg)
1469		1745
1470	Sends an ext event to the client.	1746	Sends an ext event to the client.
1471		1747
1472	=cut	1748	=cut
1473		1749
1474	sub ext_event($$%) {	1750	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1751	my ($self, $type, @msg) = @_;
1476		1752
1477	$self->ns->ext_event ($type, %msg);	1753	$self->ns->ext_msg ($type, @msg);
1478	}	1754	}
1479		1755
1480	=head3 cf::region	1756	=head3 cf::region
1481		1757
1482	=over 4	1758	=over 4
…		…
1491		1767
1492	=cut	1768	=cut
1493		1769
1494	sub find_by_path($) {	1770	sub find_by_path($) {
1495	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1496		1774
1497	my ($match, $specificity);	1775	my ($match, $specificity);
1498		1776
1499	for my $region (list) {	1777	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1528		1806
1529	sub generate_random_map {	1807	sub generate_random_map {
1530	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
1531	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1813	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1561		1842
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	1844	}
1564		1845
1565	# also paths starting with '/'	1846	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		1848
1568	sub thawer_merge {	1849	sub thawer_merge {
1569	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1570		1851
1571	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1657		1938
1658	# the temporary/swap location	1939	# the temporary/swap location
1659	sub save_path {	1940	sub save_path {
1660	my ($self) = @_;	1941	my ($self) = @_;
1661		1942
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1664	}	1945	}
1665		1946
1666	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1667	sub uniq_path {	1948	sub uniq_path {
1668	my ($self) = @_;	1949	my ($self) = @_;
1669		1950
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1953	}
1682		1954
1683	sub decay_objects {	1955	sub decay_objects {
1684	my ($self) = @_;	1956	my ($self) = @_;
1685		1957
…		…
1698		1970
1699	sub load_header_from($) {	1971	sub load_header_from($) {
1700	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1701		1973
1702	utf8::encode $path;	1974	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	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;
1708		1983
1709	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1710		1985
1711	1	1986	1
1712	}	1987	}
…		…
1766	sub find {	2041	sub find {
1767	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1768		2043
1769	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1770		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2048
1773	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1776	or return;	2051	or return;
1777		2052
1778	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1779		2054
…		…
1781	or return;	2056	or return;
1782		2057
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1786	$map->reset;	2063	$map->reset;
1787	undef $guard;
1788	return find $path;	2064	return find $path;
1789	}	2065	}
1790		2066
1791	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1792	}	2068	}
1793	}	2069	}
1794		2070
1795	sub pre_load { }	2071	sub pre_load { }
1796	sub post_load { }	2072	#sub post_load { } # XS
1797		2073
1798	sub load {	2074	sub load {
1799	my ($self) = @_;	2075	my ($self) = @_;
1800		2076
1801	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1802		2078
1803	my $path = $self->{path};	2079	my $path = $self->{path};
1804		2080
1805	{	2081	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1807		2083
		2084	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2086
1810	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1811		2088
1812	$self->alloc;	2089	$self->alloc;
1813		2090
1814	$self->pre_load;	2091	$self->pre_load;
1815	Coro::cede;	2092	cf::cede_to_tick;
1816		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1818	or return;	2097	or return;
1819		2098
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1821	if delete $self->{load_original};	2100	if delete $self->{load_original};
1822		2101
1823	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2103	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2106	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1828	}	2110	}
1829	}	2111	}
1830		2112
1831	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1832	# now do the right thing for maps	2116	# now do the right thing for maps
1833	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2119	unless $self->difficulty;
1836	Coro::cede;	2120	cf::cede_to_tick;
1837		2121
1838	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2123	$self->decay_objects;
1840	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1841	$self->update_buttons;	2125	$self->update_buttons;
1842	Coro::cede;	2126	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2127	$self->activate;
1846	}	2128	}
1847		2129
		2130	$self->{last_save} = $cf::RUNTIME;
		2131	$self->last_access ($cf::RUNTIME);
		2132
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2134	}
1850		2135
1851	$self->post_load;	2136	$self->post_load;
1852	}	2137	}
1853		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
1854	sub customise_for {	2142	sub customise_for {
1855	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1856		2144
1857	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2146	if $self->per_player;
…		…
1862		2150
1863	$self	2151	$self
1864	}	2152	}
1865		2153
1866	# 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
1867	sub load_diag {	2155	sub load_neighbours {
1868	my ($map) = @_;	2156	my ($map) = @_;
1869		2157
1870	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1871		2159
1872	for (0 .. 3) {	2160	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1874	or next;	2162	or next;
1875	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1876	or next;	2164	or next;
1877	$neigh->load;	2165	$neigh->load;
1878		2166
		2167	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2170	}
1882		2171
1883	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1885	or next;	2175	or next;
1886	$neigh->load;	2176	$neigh->load;
1887	}	2177	}
1888	}	2178	}
1889		2179
…		…
1894	}	2184	}
1895		2185
1896	sub do_load_sync {	2186	sub do_load_sync {
1897	my ($map) = @_;	2187	my ($map) = @_;
1898		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1899	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1900	}	2193	}
1901		2194
1902	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1904		2197
1905	sub find_async {	2198	sub find_async {
1906	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1907		2200
1908	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1909		2202
1910	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2205	}
1913		2206
1914	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1915	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1916	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2214	if (my $map = find $k) {
1919	$map->load;	2215	$map->load if $v;
1920	}	2216	}
1921		2217
1922	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1923	}	2219	}
1924	}	2220	}
1925	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1926	};	2222	};
1927	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1928		2224
1929	()	2225	()
1930	}	2226	}
1931		2227
		2228	# common code, used by both ->save and ->swapout
1932	sub save {	2229	sub _save {
1933	my ($self) = @_;	2230	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2231
1937	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1938		2233
1939	return unless $self->dirty;	2234	return unless $self->dirty;
1940		2235
…		…
1946	return if $self->{deny_save};	2241	return if $self->{deny_save};
1947		2242
1948	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
1949		2244
1950	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
1952	};	2248	};
		2249
		2250	cf::get_slot 0.02;
1953		2251
1954	if ($uniq) {	2252	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2255	} else {
1958	$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);
1959	}	2257	}
1960	}	2258	}
1961		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
1962	sub swap_out {	2268	sub swap_out {
1963	my ($self) = @_;	2269	my ($self) = @_;
1964		2270
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
1970	return if $self->players;	2275	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		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
1974	$self->clear;	2286	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2287	}
1977		2288
1978	sub reset_at {	2289	sub reset_at {
1979	my ($self) = @_;	2290	my ($self) = @_;
1980		2291
…		…
1998		2309
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2311
2001	return if $self->players;	2312	return if $self->players;
2002		2313
2003	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2004		2315
2005	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2006		2317
2007	# need to save uniques path	2318	# need to save uniques path
2008	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2323	if $uniq;
2013	}	2324	}
2014		2325
2015	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2016		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2330	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2331
2021	$self->unlink_save;	2332	$self->unlink_save;
2022	$self->destroy;	2333	$self->destroy;
2023	}	2334	}
2024		2335
2025	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2026		2337
2027	sub nuke {	2338	sub nuke {
2028	my ($self) = @_;	2339	my ($self) = @_;
2029		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2030	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2031		2345
2032	$self->unlink_save;	2346	$self->unlink_save;
2033		2347
2034	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2353
2040	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2041		2356
2042	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2043	}	2358	}
2044		2359
2045	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2087		2402
2088	sub unique_maps() {	2403	sub unique_maps() {
2089	[	2404	[
2090	map {	2405	map {
2091	utf8::decode $_;	2406	utf8::decode $_;
2092	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2093	? normalise $_	2410	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2412	]
2097	}	2413	}
2098		2414
2099	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	}
2100		2446
2101	=back	2447	=back
2102		2448
2103	=head3 cf::object	2449	=head3 cf::object
2104		2450
…		…
2108		2454
2109	=over 4	2455	=over 4
2110		2456
2111	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2112		2458
2113	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.
2114		2461
2115	=cut	2462	=cut
2116		2463
2117	sub inv_recursive_;	2464	sub inv_recursive_;
2118	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2121		2468
2122	sub inv_recursive {	2469	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2124	}	2471	}
2125		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
2126	package cf;	2501	package cf;
2127		2502
2128	=back	2503	=back
2129		2504
2130	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2136	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>
2137	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
2138	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2139		2514
2140	=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	};
2141		2530
2142	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2532	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2152		2541
2153	} else {	2542	} else {
2154	my $pl = $self->contr;	2543	my $pl = $self->contr;
2155		2544
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2545	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2548
2165	} else {	2549	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2552	}
2169	}	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 (@_);
2170	}	2564	}
2171		2565
2172	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2173		2567
2174	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2187		2581
2188	=item $player_object->enter_link	2582	=item $player_object->enter_link
2189		2583
2190	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}>).
2191		2585
2192	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.
2193	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.
2194		2590
2195	Will never block.	2591	Will never block.
2196		2592
2197	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2198		2594
…		…
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2620
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2227		2623
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2625	}
2230		2626
2231	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2233		2629
…		…
2250	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2252		2648
2253	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2256		2652
2257	$map->load;	2653	$map->load;
2258	$map->load_diag;	2654	$map->load_neighbours;
2259		2655
2260	return unless $self->contr->active;	2656	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2657
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2265	}	2663	}
2266		2664
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2666
2269	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
2270	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2271	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
2272	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
2273	be called at the end of this process.	2671	be called at the end of this process.
2274		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
2275	=cut	2676	=cut
2276		2677
2277	our $GOTOGEN;	2678	our $GOTOGEN;
2278		2679
2279	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2685
2285	$self->enter_link;	2686	$self->enter_link;
2286		2687
2287	(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
2288	my $map = eval {	2710	my $map = eval {
2289	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2290		2712
2291	if ($map) {	2713	if ($map) {
2292	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2294	} else {	2716	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2718	}
2297		2719
2298	$map	2720	$map
2299	};	2721	};
2300		2722
…		…
2336	}	2758	}
2337		2759
2338	sub prepare_random_map {	2760	sub prepare_random_map {
2339	my ($exit) = @_;	2761	my ($exit) = @_;
2340		2762
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2765	# that depends on the exit object
2346		2766
2347	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2769	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2354	}	2776	}
2355		2777
2356	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2357		2779
2358	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2361		2783
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2786	undef $fh;
2365	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2366		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2369	}	2795	}
2370	}	2796	}
2371		2797
2372	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2374		2800
2375	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2376		2802
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2803	$self->enter_link;
2389		2804
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2805	(async {
2395	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2398		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
2399	1;	2829	1
2400	}) {	2830	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "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. "
2403	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2835
2406	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2423	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2425		2855
2426	utf8::encode $text;	2856	utf8::encode $text;
2427	$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);
2428	}	2883	}
2429		2884
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2886
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2436		2891
2437	=cut	2892	=cut
2438		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" => $CHAT_CHANNEL,
		3006	);
		3007
2439	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3010
2442	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2443		3013
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2448	if (ref $channel) {	3023	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3027	$self->ext_msg (channel_info => $channel);
2453	}	3028	}
2454		3029
2455	$channel = $channel->{id};	3030	$channel = $channel->{id};
2456	}	3031	}
2457		3032
2458	if ($self->can_msg) {	3033	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3034
2471	if ($color >= 0) {	3035	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3037	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		3038
		3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
		3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3042	);
		3043
		3044	$self->send_big_packet ($pkt);
		3045	}
		3046
2482	=item $client->ext_event ($type, %msg)	3047	=item $client->ext_msg ($type, @msg)
2483		3048
2484	Sends an ext event to the client.	3049	Sends an ext event to the client.
2485		3050
2486	=cut	3051	=cut
2487		3052
2488	sub cf::client::ext_event($$%) {	3053	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3054	my ($self, $type, @msg) = @_;
2490		3055
2491	return unless $self->extcmd;	3056	if ($self->extcmd == 2) {
2492		3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3058	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	3059	push @msg, msgtype => "event_$type";
2494	$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	}
2495	}	3080	}
2496		3081
2497	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2498		3083
2499	Queues a query to the client, calling the given callback with	3084	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3139	my ($ns, $buf) = @_;
2555		3140
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3141	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3142
2558	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
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3151	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3152	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2565	} else {	3158	} else {
2566	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";
2567	}	3160	}
2568		3161
2569	cf::override;	3162	cf::override;
…		…
2591		3184
2592	$coro	3185	$coro
2593	}	3186	}
2594		3187
2595	cf::client->attach (	3188	cf::client->attach (
2596	on_destroy => sub {	3189	on_client_destroy => sub {
2597	my ($ns) = @_;	3190	my ($ns) = @_;
2598		3191
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3193	},
2601	);	3194	);
…		…
2616	our $safe = new Safe "safe";	3209	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2618		3211
2619	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2620		3213
2621	$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	));
2622		3219
2623	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
2624		3221
2625	=pod	3222	=pod
2626		3223
2627	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2628		3225
2629	cf::object	3226	cf::object
2630	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
2631	insert remove	3228	insert remove name archname title slaying race decrease split
		3229	value
2632		3230
2633	cf::object::player	3231	cf::object::player
2634	player	3232	player
2635		3233
2636	cf::player	3234	cf::player
…		…
2641		3239
2642	=cut	3240	=cut
2643		3241
2644	for (	3242	for (
2645	["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
2646	insert remove)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2650	) {	3249	) {
2651	no strict 'refs';	3250	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2671		3270
2672	my $qcode = $code;	3271	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2675		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2676	local $_;	3278	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3279
2679	my $eval =	3280	my $eval =
2680	"do {\n"	3281	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3284	. $code
2684	. "\n}"	3285	. "\n}"
2685	;	3286	;
2686		3287
		3288	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	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	}
2690		3297
2691	if ($@) {	3298	if ($@) {
2692	warn "$@";	3299	warn "$@";
2693	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2694	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2713	=cut	3320	=cut
2714		3321
2715	sub register_script_function {	3322	sub register_script_function {
2716	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2717		3324
2718	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2720	}	3327	}
2721		3328
2722	=back	3329	=back
2723		3330
2724	=cut	3331	=cut
…		…
2726	#############################################################################	3333	#############################################################################
2727	# the server's init and main functions	3334	# the server's init and main functions
2728		3335
2729	sub load_facedata($) {	3336	sub load_facedata($) {
2730	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;
2731		3344
2732	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2733		3346
2734	my $facedata;	3347	my $facedata;
2735	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3351	$facedata = Coro::Storable::thaw $facedata;
2739		3352
2740	$facedata->{version} == 2	3353	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		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
2743	{	3365	{
2744	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2745		3367
2746	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2748	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3375
2753	cf::cede_to_tick;	3376	cf::cede_to_tick;
2754	}	3377	}
2755		3378
2756	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2758	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2759	or next;	3383	or next;
		3384
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3388	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2778		3403
2779	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2780	}	3405	}
2781		3406
2782	{	3407	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3409
2788	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3411	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3413
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3415	cf::face::set_type $idx, $info->{type};
2800	} else {	3416	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3417	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3418	}
2807		3419
2808	cf::cede_to_tick;	3420	cf::cede_to_tick;
2809	}	3421	}
2810	}	3422	}
2811		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3425
2812	1	3426	1
2813	}	3427	}
2814		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
2815	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
2816	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
2818		3474
2819	for (cf::region::list) {	3475	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3476	$_->{match} = qr/$_->{match}/
…		…
2828	}	3484	}
2829		3485
2830	sub reload_archetypes {	3486	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3489	}
2839		3490
2840	sub reload_treasures {	3491	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2843	}	3494	}
2844		3495
2845	sub reload_resources {	3496	sub reload_resources {
2846	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2847		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2848	reload_regions;	3501	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3502	reload_treasures;
2853		3503
2854	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
2855	}	3505	}
2856		3506
2857	sub init {	3507	sub reload_config {
2858	reload_resources;	3508	warn "reloading config file...\n";
2859	}
2860		3509
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3511	or return;
2864		3512
2865	local $/;	3513	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
2867		3515
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3517
2870	$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};
2871	$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};
…		…
2875	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2876	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
2877	};	3525	};
2878	warn $@ if $@;	3526	warn $@ if $@;
2879	}	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;
2880	}	3558	}
2881		3559
2882	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
2883	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
2885	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#
2886	(async {	3573	(async {
2887	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
2889	};	3577	};
2890		3578
2891	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;
2892	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
2893	load_extensions;	3602	load_extensions;
2894		3603
2895	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
2896	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;
2897	}	3617	}
2898		3618
2899	#############################################################################	3619	#############################################################################
2900	# initialisation and cleanup	3620	# initialisation and cleanup
2901		3621
2902	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
2903	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
2912	},
2913	);	3628	};
2914	}	3629	}
2915	}	3630	}
2916		3631
2917	sub write_runtime {	3632	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
2919		3634
2920	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
2922		3637
2923	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3639
2925	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
2926		3641
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3643	or return;
2929		3644
2930	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
2943		3658
2944	close $fh	3659	close $fh
2945	or return;	3660	or return;
2946		3661
2947	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3663	and return;
2949		3664
2950	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3666
2952	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 };
2953	}	3718	}
2954		3719
2955	sub emergency_save() {	3720	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
2957		3722
2958	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
2959		3724
2960	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
2961	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3739	$pl->save;
2969	}	3740	}
2970	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
2971		3742
2972	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3746	$map->valid or next;
2976	$map->save;	3747	$map->save;
2977	}	3748	}
2978	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
2979		3750
2980	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
2982	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";
2983	};	3758	};
2984		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
2985	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
2986	}	3766	}
2987		3767
2988	sub post_cleanup {	3768	sub post_cleanup {
2989	my ($make_core) = @_;	3769	my ($make_core) = @_;
2990		3770
2991	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
2992	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	}
2993	}	3801	}
2994		3802
2995	sub do_reload_perl() {	3803	sub do_reload_perl() {
2996	# can/must only be called in main	3804	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
2998	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
2999	return;	3807	return;
3000	}	3808	}
3001		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3002	warn "reloading...";	3815	warn "reloading...";
3003		3816
3004	warn "entering sync_job";	3817	warn "entering sync_job";
3005		3818
3006	cf::sync_job {	3819	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3821	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3010		3823
3011	warn "syncing database to disk";	3824	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3826
3014	# 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
3015		3828
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3832	}
3053		3833
3054	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3056	}	3836	%EXT_CORO = ();
3057		3837
3058	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3847	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3848
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3069	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3070	}	3858	}
3071		3859
3072	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 $k;
3073	}	3875	}
3074		3876
3075	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3077	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);
3078		3880
3079	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		3884
3083	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3886	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3086		3888
3087	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3088		3890
3089	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3090	require cf;	3892	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3092		3894
3093	warn "loading config and database again";	3895	warn "loading config and database again";
3094	cf::cfg_load;	3896	cf::reload_config;
3095		3897
3096	warn "loading extensions";	3898	warn "loading extensions";
3097	cf::load_extensions;	3899	cf::load_extensions;
3098		3900
		3901	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3105		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3106	warn "leaving sync_job";	3913	warn "leaving sync_job";
3107		3914
3108	1	3915	1
3109	} or do {	3916	} or do {
3110	warn $@;	3917	warn $@;
3111	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3919	};
3114		3920
3115	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3116	};	3927	};
3117		3928
3118	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3119		3930
3120	sub reload_perl() {	3931	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3123		3934
3124	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3937
3127	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3939	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3131	},	3941	};
3132	);	3942	};
3133	}	3943	}
3134		3944
3135	register_command "reload" => sub {	3945	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3137		3947
3138	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3952	reload_perl;
		3953	};
3141	}	3954	}
3142	};	3955	};
3143		3956
3144	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3145		3958
…		…
3147		3960
3148	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3150		3963
3151	sub wait_for_tick {	3964	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3154		3966
3155	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3969	$signal->wait;
3158	}	3970	}
3159		3971
3160	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3163		3974
3164	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3977	$signal->wait;
3167	}	3978	}
3168		3979
3169	my $min = 1e6;#d#	3980	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3181	return;	3984	return;
3182	}	3985	}
3183		3986
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3187		3988
3188	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3189	for(1..10) {
3190	my $t = Event::time;
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3192	or die;
3193		3990
3194	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3195	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3196	$map->alloc;	3993	Coro::async_pool {
3197	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3198	my $t = Event::time - $t;	3995	write_runtime_sync
3199		3996	or warn "ERROR: unable to write runtime file: $!";
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3997	};
		3998	}
3210		3999
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	4001	$sig->send;
3227	}	4002	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	4004	$sig->send;
3230	}	4005	}
3231		4006
3232	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		4009
3243	_post_tick;	4010	if (0) {
3244		4011	if ($NEXT_TICK) {
3245		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3246	},	4016	}
3247	);	4017	}
3248		4018
3249	{	4019	{
3250	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4021
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3260		4023	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4025
3276	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3277	$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);
3278		4033
3279	cf::sync_job {	4034	cf::sync_job {
3280	eval {	4035	eval {
3281	BDB::db_env_open	4036	BDB::db_env_open
3282	$DB_ENV,	4037	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4041	0666;
3287		4042
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4044	};
3293		4045
3294	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4047	};
3296	}	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	};
3297	}	4059	}
3298		4060
3299	{	4061	{
		4062	# configure IO::AIO
		4063
3300	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4067	}
3313		4068
3314	my $_log_backtrace;	4069	my $_log_backtrace;
3315		4070
3316	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3320		4075
3321	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3324	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3325	my @bt = fork_call {	4083	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	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 |"
3329	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3337	}	4095	}
3338		4096
3339	@funcs	4097	@funcs
3340	};	4098	};
3341		4099
3342	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4103	--$_log_backtrace;
3345	};	4104	};
3346	} else {	4105	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3349	}	4108	}
3350	}	4109	}
3351		4110
3352	# load additional modules	4111	# load additional modules
3353	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3354		4114
3355	END { cf::emergency_save }	4115	END { cf::emergency_save }
3356		4116
3357	1	4117	1
3358		4118

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines